Effects of irrigation, N fertilizer, cutting frequency and pesticides on ryegrass, ryegrass–clover mixtures, clover and lucerne grown on heavy and light land

McEwen, J., Day, W., Henderson, I. F., Johnston, A. E., Plumb, R. T., Poulton, P. R., Spaull, A. M., Stribley, D. P., Todd, A. D. and Yeoman, D. P. 1989. Effects of irrigation, N fertilizer, cutting frequency and pesticides on ryegrass, ryegrass–clover mixtures, clover and lucerne grown on heavy and light land. The Journal of Agricultural Science. 112 (2), pp. 227-247. https://doi.org/10.1017/S0021859600085130

Related outputs

The Broadbalk Wheat Experiment, Rothamsted, UK Crop yields and soil changes during the last 50 years

A - Papers appearing in refereed journals

Poulton, P. R., Johnston, A. E., Glendining, M. J., White, R. P., Gregory, A. S., Clark, S. J., Gregory, W., Macdonald, A. J. and Powlson, D. S. 2024. The Broadbalk Wheat Experiment, Rothamsted, UK Crop yields and soil changes during the last 50 years. Advances in Agronomy. 184, pp. 173-298. https://doi.org/10.1016/bs.agron.2023.11.003

Why do we make changes to the long-term experiments at Rothamsted?

A - Papers appearing in refereed journals

Poulton, P. R., Powlson, D. S., Glendining, M. J. and Gregory, A. S. 2024. Why do we make changes to the long-term experiments at Rothamsted? European Journal of Agronomy. 154 (March), p. 127062. https://doi.org/10.1016/j.eja.2023.127062

Response of three cereal crops in continuous arable or ley-arable rotations to fertiliser nitrogen and soil nitrogen at Rothamsted's Woburn Ley-arable experiment

A - Papers appearing in refereed journals

Poulton, P. R., Johnston, A. E. and White, R. P. 2023. Response of three cereal crops in continuous arable or ley-arable rotations to fertiliser nitrogen and soil nitrogen at Rothamsted's Woburn Ley-arable experiment. Soil Use and Management. 39 (2), pp. 771-784. https://doi.org/10.1111/sum.12872

The Woburn Ley-arable experiment, 1938-2020: its management, the issues and problems that arose, and their resolution to maintain the continuity and relevance of the experiment.

D1 - Technical reports: non-confidential

Johnston, A. E., Poulton, P. R., Macdonald, A. J. and Glendining, M. J. 2022. The Woburn Ley-arable experiment, 1938-2020: its management, the issues and problems that arose, and their resolution to maintain the continuity and relevance of the experiment. https://doi.org/10.23637/wrn3-manag1938-2020-01

Thresholds of target phosphorus fertility classes in European fertilizer recommendations in relation to critical soil test phosphorus values derived from the analysis of 55 European long-term field experiment

A - Papers appearing in refereed journals

Steinfurth, K., Borjesson, G., Denoroy, P., Eichler-Lobermann, B., Gans, W., Heyn, J., Hirte, J., Huyghebaert, B., Jouany, C., Koch, D., Merbach, I., Mokry, M., Mollier, A., Morel, C., Panten, K., Peiter, E., Poulton, P. R., Reitz, T., Rubaek, G. H., Spiegel, H., Van Laak, M., Von Tucher, S. and Buczko, U. 2022. Thresholds of target phosphorus fertility classes in European fertilizer recommendations in relation to critical soil test phosphorus values derived from the analysis of 55 European long-term field experiment. Agriculture, Ecosystems & Environment. 332, p. 107926. https://doi.org/10.1016/j.agee.2022.107926

Is it possible to attain the same soil organic matter content in arable agriculture soils as under natural vegetation?

A - Papers appearing in refereed journals

Powlson, D. S., Poulton, P. R., Glendining, M. J., Macdonald, A. J. and Goulding, K. W. T. 2022. Is it possible to attain the same soil organic matter content in arable agriculture soils as under natural vegetation? Outlook on Agriculture. 51 (1), pp. 91-104. https://doi.org/10.1177/00307270221082113

Can Long-Term Experiments Help Us Understand, and Manage, the Wider Landscape—Examples from Rothamsted, England

B - Book chapters etc edited externally

Poulton, P. R. and Johnston, A. E. 2021. Can Long-Term Experiments Help Us Understand, and Manage, the Wider Landscape—Examples from Rothamsted, England. in: Mueller, L., Sychev, V. G., Dronin, N. M. and Eulenstein, F. (ed.) Exploring and Optimizing Agricultural Landscapes. Innovations in Landscape Research Springer. pp. 233-252

Agricultural Landscapes: History, Status and Challenges

B - Book chapters etc edited externally

Muller, L., Eulenstein, F., Dronin, N. M., Mirschel, W., McKensie, B. M., Antrop, M., Jones, M., Dannowski, R., Schindler, U., Behrendt, A., Rukhovich, O. V., Sychev, V. G., Scheudzhen, A. K., Romanenkov, V. A., Trofimov, I., Robinson, G. M., Schreg, R., Blum, W. E. H., Salnjikov, E., Saparov, A., Pachikin, K., Rombke, J., Manton, M., Angelstam, P., Hennings, V. and Poulton, P. R. 2021. Agricultural Landscapes: History, Status and Challenges. in: Mueller, L., Sychev, V. G., Dronin, N. M. and Eulenstein, F. (ed.) Exploring and Optimizing Agricultural Landscapes. Innovations in Landscape Research Springer.

Outputs: Potassium Losses from Agricultural Systems

B - Book chapters etc edited externally

Goulding, K. W. T., Murrell, S. T., Mikkelsen, R. L., Rosolem, C., Johnston, A. E., Wang, H. and Alfaro, M. A. 2021. Outputs: Potassium Losses from Agricultural Systems. in: Murrell, S. T., Mikkelsen, R. L., Sulewski, G., Norton, R. and Thompson, M. L. (ed.) Improving Potassium Recommendations for Agricultural Crops Cham, Switzerland Springer. pp. 75-97

Long-term agricultural research at Rothamsted

B - Book chapters etc edited externally

Macdonald, A. J., Poulton, P. R., Glendining, M. J. and Powlson, D. S. 2020. Long-term agricultural research at Rothamsted. in: Bhullar, G.S. and Riar, A. (ed.) Long-term Farming Systems Research - Ensuring Food Security in Changing Scenarios Academic Press Inc Elsevier Science. pp. 15-33

The effects of cropping sequence, fertilization, and straw management on the yield stability of winter wheat (1986–2017) in the Broadbalk Wheat Experiment, Rothamsted, UK.

A - Papers appearing in refereed journals

Macholdt, J., Piepho, H-P., Honermeier, B., Perryman, S. A. M., Macdonald, A. J. and Poulton, P. R. 2020. The effects of cropping sequence, fertilization, and straw management on the yield stability of winter wheat (1986–2017) in the Broadbalk Wheat Experiment, Rothamsted, UK. The Journal of Agricultural Science. 158 (1-2), pp. 65-79. https://doi.org/10.1017/S0021859620000301

Phosphorus in agriculture: a review of results from 175 years research at Rothamsted, UK

A - Papers appearing in refereed journals

Poulton, P. R. and Johnston, A. E. 2019. Phosphorus in agriculture: a review of results from 175 years research at Rothamsted, UK. Journal of Environmental Quality. 48 (5), pp. 1133-1144. https://doi.org/10.2134/jeq2019.02.0078

4 Per Mille – Is It Feasible to sequester

C2 - Non-edited contributions to conferences

Powlson, D. S., Poulton, P. R., Macdonald, A. J., Johnston, A. E., White, R. P. and Goulding, K. W. T. 2018. 4 Per Mille – Is It Feasible to sequester .

Rothamsted Long-term experiments : guide to the classical and other long-term experiments, datasets and sample archive

E - Books edited/written by staff member, alone/with others

Macdonald, A. J., Poulton, P. R., Clark, I. M., Scott, T., Glendining, M. J., Perryman, S. A. M., Storkey, J., Bell, J. R., Shield, I. F., Mcmillan, V. E. and Hawkins, J. M. B. Macdonald, A. J. (ed.) 2018. Rothamsted Long-term experiments : guide to the classical and other long-term experiments, datasets and sample archive. Rothamsted Research, Harpenden.

The importance of long‐term experiments in agriculture: their management to ensure continued crop production and soil fertility; the Rothamsted experience

A - Papers appearing in refereed journals

Johnston, A. E. and Poulton, P. R. 2018. The importance of long‐term experiments in agriculture: their management to ensure continued crop production and soil fertility; the Rothamsted experience. European Journal of Soil Science. 69 (1), pp. 113-125. https://doi.org/10.1111/ejss.12521

4 per mille – is it feasible to sequester soil carbon at this rate annually in agricultural soils?

C2 - Non-edited contributions to conferences

Powlson, D. S., Poulton, P. R., Macdonald, A. J., Johnston, A. E., White, R. P. and Goulding, K. W. T. 2018. 4 per mille – is it feasible to sequester soil carbon at this rate annually in agricultural soils?

Major limitations to achieving 4 per 1000 increases in soil organic carbon stock in temperate regions: evidence from long-term experiments at Rothamsted Research, UK

A - Papers appearing in refereed journals

Poulton, P. R., Johnston, A. E., Macdonald, A. J., White, R. P. and Powlson, D. S. 2018. Major limitations to achieving 4 per 1000 increases in soil organic carbon stock in temperate regions: evidence from long-term experiments at Rothamsted Research, UK. Global Change Biology. 24 (6), pp. 2563-2584. https://doi.org/10.1111/gcb.14066

The electronic Rothamsted Archive (e-RA): an online resource for data from the Rothamsted long-term experiments

A - Papers appearing in refereed journals

Perryman, S. A. M., Castells-Brooke, N. I. D., Glendining, M. J., Goulding, K. W. T., Hawkesford, M. J., Macdonald, A. J., Ostler, R. J., Poulton, P. R., Rawlings, C. J., Scott, T. and Verrier, P. J. 2018. The electronic Rothamsted Archive (e-RA): an online resource for data from the Rothamsted long-term experiments. Scientific Data. 5, p. 180072. https://doi.org/10.1038/sdata.2018.72

Field-scale evaluation of biosolids-derived organomineral fertilizers applied to winter wheat in England

A - Papers appearing in refereed journals

Antille, D. L., Godwin, R. J., Sakrabani, R., Seneweera, S., Tyrrel, S. F. and Johnston, A. E. 2017. Field-scale evaluation of biosolids-derived organomineral fertilizers applied to winter wheat in England. Agronomy Journal. 109 (2), pp. 654-674. https://doi.org/10.2134/agronj2016.09.0495

Sustainable Intensification - Lessons from the Rothamsted Long-term Experiments

A - Papers appearing in refereed journals

Macdonald, A. J., Poulton, P. R., Glendining, M. J., Goulding, K. W. T., Perryman, S. A. M. and Powlson, D. S. 2017. Sustainable Intensification - Lessons from the Rothamsted Long-term Experiments. Aspects of Applied Biology. 136, pp. 239-244.

Changes in soil organic matter over 70 years in continuous arable and ley–arable rotations on a sandy loam soil in England

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R., Coleman, K., Macdonald, A. J. and White, R. P. 2017. Changes in soil organic matter over 70 years in continuous arable and ley–arable rotations on a sandy loam soil in England. European Journal of Soil Science. 68 (3), pp. 305-316. https://doi.org/10.1111/ejss.12415

Potassium management in soils and crops: a review

C1 - Edited contributions to conferences/learned societies

Johnston, A. E., Poulton, P. R., Goulding, K. W. T., Macdonald, A. J. and Glendining, M. J. 2016. Potassium management in soils and crops: a review. In: Proceedings of the International Fertiliser Society Vol.792. International Fertiliser Society (IFS).

Determining the longer term decline in plant-available soil phosphorus from short-term measured values

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R., White, Robin P. and Macdonald, A. J. 2016. Determining the longer term decline in plant-available soil phosphorus from short-term measured values. Soil Use and Management. 32 (2), pp. 151-161. https://doi.org/10.1111/sum.12253

Potassium fertilization: paradox or K management dilemma?

A - Papers appearing in refereed journals

Bar-Yosef, B., Magen, H., Johnston, A. E. and Kirkby, E. A. 2015. Potassium fertilization: paradox or K management dilemma? Renewable Agriculture And Food Systems. 30 (2), pp. 115-119. https://doi.org/10.1017/S1742170514000295

Phosphorus use efficiency and management in agriculture

A - Papers appearing in refereed journals

Roberts, T. L. and Johnston, A. E. 2015. Phosphorus use efficiency and management in agriculture. Resources, Conservation and Recycling. 105, pp. 275-281. https://doi.org/10.1016/j.resconrec.2015.09.013

Grassland biodiversity bounces back from long-term nitrogen addition

A - Papers appearing in refereed journals

Storkey, J., Macdonald, A. J., Poulton, P. R., Scott, T., Kohler, I. H., Schnyder, H., Goulding, K. W. T. and Crawley, M. J. 2015. Grassland biodiversity bounces back from long-term nitrogen addition. Nature. 528, pp. 401-404. https://doi.org/10.1038/nature16444

Review of an ADAS Report 'The agronomic case for polyhalite', dated 8 April 2014 (Report prepared for the North York Moors National Park Authority)

D1 - Technical reports: non-confidential

Johnston, A. E. 2015. Review of an ADAS Report 'The agronomic case for polyhalite', dated 8 April 2014 (Report prepared for the North York Moors National Park Authority). North York Moors National Park Authority.

The Rothamsted Long-term Experiments

A - Papers appearing in refereed journals

Macdonald, A. J., Powlson, D. S., Poulton, P. R., Watts, C. W., Clark, I. M., Storkey, J., Hawkins, N. J., Glendining, M. J., Goulding, K. W. T. and McGrath, S. P. 2015. The Rothamsted Long-term Experiments. Aspects of Applied Biology. 128.

High-resolution spatial patterns of soil organic carbon content derived from low-altitude aerial multi-band imagery on the Broadbalk Wheat Experiment at Rothamsted, UK

C2 - Non-edited contributions to conferences

Aldana Jague, E., Goulding, K. W. T., Heckrath, G., Macdonald, A. J., Poulton, P. R., Stevens, A., Van Wesemael, B. and Van Oost, K. 2014. High-resolution spatial patterns of soil organic carbon content derived from low-altitude aerial multi-band imagery on the Broadbalk Wheat Experiment at Rothamsted, UK. European Geosciences Union (EGU).

Critical soil phosphate for combinable crops in Southern Britain

C1 - Edited contributions to conferences/learned societies

Morris, N., Knight, S., Poulton, P. R., Johnston, A. E. and Goulding, K. W. T. 2014. Critical soil phosphate for combinable crops in Southern Britain. Crop production in Southern Britain: precision decisions for profitable cropping. Aspects of Applied Biology 127 . Association of Applied Biologists (AAB) Wellesbourne Warwick . pp. 181-187

Changing concepts for the efficient use of phosphorus in agriculture

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Poulton, P. R. 2014. Changing concepts for the efficient use of phosphorus in agriculture. International Fertiliser Society Proceedings 757. International Fertiliser Society (IFS). pp. 49pp

The efficient use of phosphorus in agriculture

G - Articles in popular magazines and other technical publications

Johnston, A. E., Fixen, P. and Poulton, P. R. 2014. The efficient use of phosphorus in agriculture. Better Crops with Plant Food. 98 (4), pp. 22-24.

Identification of critical soil phosphate (P) levels for cereal and oilseed rape crops on a range of soil types (Final Project Summary)

D1 - Technical reports: non-confidential

Knight, S., Morris, N., Goulding, K. W. T., Johnston, A. E., Poulton, P. R. and Philpott, H. 2014. Identification of critical soil phosphate (P) levels for cereal and oilseed rape crops on a range of soil types (Final Project Summary). HGCA/AHDB, Stoneleigh.

Identification of critical soil phosphate (P) levels for cereal and oilseed rape crops on a range of soil types (HGCA Project Report No. 529)

D1 - Technical reports: non-confidential

Knight, S., Morris, N., Goulding, K. W. T., Johnston, A. E., Poulton, P. R. and Philpott, H. 2014. Identification of critical soil phosphate (P) levels for cereal and oilseed rape crops on a range of soil types (HGCA Project Report No. 529). HGCA/AHDB, Stoneleigh.

Phosphorus: its efficient use in agriculture

B - Book chapters etc edited externally

Johnston, A. E., Poulton, P. R., Fixen, P. E. and Curtin, D. 2014. Phosphorus: its efficient use in agriculture. in: Sparks, D. L. (ed.) Advances in Agronomy Vol.123 Elsevier.

The continuing value of long-term field experiments: insights for achieving food security and environmental integrity

B - Book chapters etc edited externally

Powlson, D. S., Macdonald, A. J. and Poulton, P. R. 2014. The continuing value of long-term field experiments: insights for achieving food security and environmental integrity. in: Dent, D. (ed.) Soil as world heritage Springer, Dordrecht. pp. 131-157

Critical soil phosphate levels for cereal and oilseed rape crop rotations

G - Articles in popular magazines and other technical publications

Morris, N., Knight, S., Johnston, A. E., Poulton, P. R. and Goulding, K. W. T. 2013. Critical soil phosphate levels for cereal and oilseed rape crop rotations. Landmark. 16, pp. 7-9. https://doi.org/NONE

Plant-available soil phosphorus. Part I: the response of winter wheat and spring barley to Olsen P on a silty clay loam

A - Papers appearing in refereed journals

Poulton, P. R., Johnston, A. E. and White, Robin P. 2013. Plant-available soil phosphorus. Part I: the response of winter wheat and spring barley to Olsen P on a silty clay loam. Soil Use and Management. 29 (1), pp. 4-11. https://doi.org/10.1111/j.1475-2743.2012.00450.x

Plant-available soil phosphorus. Part II: the response of arable crops to Olsen P on a sandy clay loam and a silty clay loam

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R. and White, Robin P. 2013. Plant-available soil phosphorus. Part II: the response of arable crops to Olsen P on a sandy clay loam and a silty clay loam. Soil Use and Management. 29 (1), pp. 12-21. https://doi.org/10.1111/j.1475-2743.2012.00449.x

Why are long-term experiments important?

A - Papers appearing in refereed journals

Poulton, P. R. 2012. Why are long-term experiments important? Izvestiya Timiryazevskoi Sel'skokhozyaistvennoi Akademii. 3, pp. 36-45.

Letter to the editors of Nutrient Cycling in Agroecosystems

G - Articles in popular magazines and other technical publications

Johnston, A. E. and Curtin, D. 2012. Letter to the editors of Nutrient Cycling in Agroecosystems. Nutrient Cycling in Agroecosystems. 93, pp. 245-248. https://doi.org/10.1007/s10705-012-9508-y

Unexpected treasures from the Rothamsted experiments: how long term studies continue to give new data and insights for the improvement of food and feed production

C2 - Non-edited contributions to conferences

Powlson, D. S., Macdonald, A. J. and Poulton, P. R. 2012. Unexpected treasures from the Rothamsted experiments: how long term studies continue to give new data and insights for the improvement of food and feed production. Abstracts Bioforsk-konferansen 2012, Oslo, 6-7 February 2012 .

Testing the distinctness of shoot ionomes of angiosperm families using the Rothamsted Park Grass Continuous Hay Experiment

A - Papers appearing in refereed journals

White, P. J., Broadley, M. R., Thompson, J. A., Mcnicol, J. W., Crawley, M. J., Poulton, P. R. and Johnston, A. E. 2012. Testing the distinctness of shoot ionomes of angiosperm families using the Rothamsted Park Grass Continuous Hay Experiment. New Phytologist. 196 (1), pp. 101-109. https://doi.org/10.1111/j.1469-8137.2012.04228.x

Long-term removal of wheat straw decreases soil amorphous silica at Broadbalk winter wheat experiment, Rothamsted

C2 - Non-edited contributions to conferences

Guntzer, F., Keller, C., Poulton, P. R., McGrath, S. P. and Meunier, J-D. 2012. Long-term removal of wheat straw decreases soil amorphous silica at Broadbalk winter wheat experiment, Rothamsted. Abstracts 4th International Congress Eurosoil 2012, Bari, 2-6 July 2012 . pp. 80

Long-term removal of wheat straw decreases soil amorphous silica at Broadbalk, Rothamsted

A - Papers appearing in refereed journals

Guntzer, F., Keller, C., Poulton, P. R., McGrath, S. P. and Meunier, J-D. 2012. Long-term removal of wheat straw decreases soil amorphous silica at Broadbalk, Rothamsted. Plant and Soil. 352 (1-2), pp. 173-184. https://doi.org/10.1007/s11104-011-0987-4

Effects of N fertilizers and liming on the micro-scale distribution of soil methane assimilation in the long-term Park Grass experiment at Rothamsted

A - Papers appearing in refereed journals

Stiehl-Braun, P. A., Powlson, D. S., Poulton, P. R. and Niklaus, P. A. 2011. Effects of N fertilizers and liming on the micro-scale distribution of soil methane assimilation in the long-term Park Grass experiment at Rothamsted. Soil Biology and Biochemistry. 43, pp. 1034-1041. https://doi.org/10.1016/j.soilbio.2011.01.020

Manuring and stable nitrogen isotope ratios in cereals and pulses: towards a new archaeobotanical approach to the inference of land use and dietary practices

A - Papers appearing in refereed journals

Fraser, R. A., Bogaard, A., Heaton, T., Charles, M., Jones, G., Christensen, B. T., Halstead, P., Merbach, I., Poulton, P. R., Sparkes, D. and Styring, A. K. 2011. Manuring and stable nitrogen isotope ratios in cereals and pulses: towards a new archaeobotanical approach to the inference of land use and dietary practices. Journal Of Archaeological Science. 38, pp. 2790-2804. https://doi.org/10.1016/j.jas.2011.06.024

Long-term bare fallow experiments: new opportunities for studying stable soil carbon

A - Papers appearing in refereed journals

Barre, P., Eglin, T., Christensen, B. T., Ciais, P., Houot, S., Katterer, T., Kogut, B., Van Oort, F., Peylin, P., Poulton, P. R., Romanenkov, V. and Chenu, C. 2011. Long-term bare fallow experiments: new opportunities for studying stable soil carbon. Agrokhimia. 12, pp. 28-36.

Response of cereals to soil and fertilizer phosphorus (HGCA Research Review No. 74)

D1 - Technical reports: non-confidential

Johnston, A. E. and Poulton, P. R. 2011. Response of cereals to soil and fertilizer phosphorus (HGCA Research Review No. 74). Home Grown Cereals Authority (HGCA) Stoneleigh.

Corrigendum: Increases in soil organic carbon sequestration can reduce the global warming potential of long-term liming to permanent grassland

A - Papers appearing in refereed journals

Fornara, D. A., Steinbeiss, S., Mcnamara, N. P., Gleixner, G., Oakley, S., Poulton, P. R., Macdonald, A. J. and Bardgett, R. D. 2011. Corrigendum: Increases in soil organic carbon sequestration can reduce the global warming potential of long-term liming to permanent grassland. Global Change Biology. 17 (8), p. 2762. https://doi.org/10.1111/j.1365-2486.2011.02445.x

Increases in soil organic carbon sequestration can reduce the global warming potential of long-term liming to permanent grassland

A - Papers appearing in refereed journals

Fornara, D. A., Steinbeiss, S., Mcnamara, N. P., Gleixner, G., Oakley, S., Poulton, P. R., Macdonald, A. J. and Bardgett, R. D. 2011. Increases in soil organic carbon sequestration can reduce the global warming potential of long-term liming to permanent grassland. Global Change Biology. 17 (5), pp. 1925-1934. https://doi.org/10.1111/j.1365-2486.2010.02328.x

Quantifying and isolating stable soil organic carbon using long-term bare fallow experiments

A - Papers appearing in refereed journals

Barre, P., Eglin, T., Christensen, B. T., Ciais, P., Houot, S., Katterer, T., Van Oort, F., Peylin, P., Poulton, P. R., Romanenkov, V. and Chenu, C. 2010. Quantifying and isolating stable soil organic carbon using long-term bare fallow experiments. Biogeosciences. 7, pp. 3839-3850. https://doi.org/10.5194/bg-7-3839-2010

Environmental myopia: a diagnosis and a remedy

A - Papers appearing in refereed journals

Silvertown, J., Tallowin, J. R. B., Stevens, C., Power, S. A., Morgan, V., Emmett, B., Hester, A., Grime, P. J., Morecroft, M., Buxton, R., Poulton, P. R., Jinks, R. and Bardgett, R. D. 2010. Environmental myopia: a diagnosis and a remedy. Trends In Ecology & Evolution. 25, pp. 556-561. https://doi.org/10.1016/j.tree.2010.06.015

Effects of nutrient availability on intrinsic water-use efficiency of temperate semi-natural grassland under rising atmospheric CO2 during the last century

C2 - Non-edited contributions to conferences

Kohler, I., Poulton, P. R., Macdonald, A. J., Auerswald, K. and Schnyder, H. 2010. Effects of nutrient availability on intrinsic water-use efficiency of temperate semi-natural grassland under rising atmospheric CO2 during the last century. Abstracts Grassland in a Changing World: 23rd General Meeting of the European Grassland Federation, Kiel, 29 August-2 September 2010 . pp. 15

Reply to additional comments on 'Synthetic nitrogen fertilizers deplete soil nitrogen: a global dilemma for sustainable cereal production,' by R.L. Mulvaney, S.A. Khan and T.R. Ellsworth in the Journal of Environmental Quality 2009 38: 2295-2314

A - Papers appearing in refereed journals

Powlson, D. S., Jenkinson, D. S., Johnston, A. E., Poulton, P. R., Glendining, M. J. and Goulding, K. W. T. 2010. Reply to additional comments on 'Synthetic nitrogen fertilizers deplete soil nitrogen: a global dilemma for sustainable cereal production,' by R.L. Mulvaney, S.A. Khan and T.R. Ellsworth in the Journal of Environmental Quality 2009 38: 2295-2314. Journal of Environmental Quality. 39, pp. 1528-1529. https://doi.org/10.2134/jeq2010.0004le

Intrinsic water-use efficiency of temperate seminatural grassland has increased since 1857: an analysis of carbon isotope discrimination of herbage from the Park Grass Experiment

A - Papers appearing in refereed journals

Kohler, I. H., Poulton, P. R., Auerswald, K. and Schnyder, H. 2010. Intrinsic water-use efficiency of temperate seminatural grassland has increased since 1857: an analysis of carbon isotope discrimination of herbage from the Park Grass Experiment. Global Change Biology. 16 (5), pp. 1531-1541. https://doi.org/10.1111/j.1365-2486.2009.02067.x

Comments on 'Synthetic nitrogen fertilizers deplete soil nitrogen: a global dilemma for sustainable cereal production', by R.L. Mulvaney, S.A. Khan and T.R. Ellsworth in the Journal of Environmental Quality 2009 38: 2295-2314

A - Papers appearing in refereed journals

Powlson, D. S., Jenkinson, D. S., Johnston, A. E., Poulton, P. R., Glendining, M. J. and Goulding, K. W. T. 2010. Comments on 'Synthetic nitrogen fertilizers deplete soil nitrogen: a global dilemma for sustainable cereal production', by R.L. Mulvaney, S.A. Khan and T.R. Ellsworth in the Journal of Environmental Quality 2009 38: 2295-2314. Journal of Environmental Quality. 39, pp. 749-752. https://doi.org/10.2134/jeq2010.0001le

Use of QPCR techniques to predict light leaf spot resistance of oilseed rape varieties

C2 - Non-edited contributions to conferences

Booth, E. J., West, J. S., Fitt, B. D. L., Rodgers, S. L., White, Robin P., Todd, A. D., Latunde-Dada, A. O., Thomas, J. E. and Gladders, P. 2010. Use of QPCR techniques to predict light leaf spot resistance of oilseed rape varieties. Proceedings Dundee Conference on Crop Protection in Northern Britain, Dundee, 23-24 February 2010 . pp. 87-90

Long-term Fertilizer Experiment Network in China: crop yields and soil nutrient trends

A - Papers appearing in refereed journals

Zhao, B-Q., Li, X-Y., Li, X-P., Shi, X-J., Huang, S-M., Wang, B-R., Zhu, P., Yang, X-Y., Liu, H., Chen, Y., Poulton, P. R., Powlson, D. S., Todd, A. D. and Payne, R. W. 2010. Long-term Fertilizer Experiment Network in China: crop yields and soil nutrient trends. Agronomy Journal. 102, pp. 216-230. https://doi.org/10.2134/agronj2009.0182

Potassium and nitrogen interactions in crop production (Translation into Polish of Proceedings of the International Fertiliser Society No. 615)

C1 - Edited contributions to conferences/learned societies

Milford, G. F. J. and Johnston, A. E. 2009. Potassium and nitrogen interactions in crop production (Translation into Polish of Proceedings of the International Fertiliser Society No. 615).

Potassium, magnesium and soil fertility: long term experimental evidence (Translation into Polish of Proceedings of the International Fertiliser Society No. 613)

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 2009. Potassium, magnesium and soil fertility: long term experimental evidence (Translation into Polish of Proceedings of the International Fertiliser Society No. 613).

Nitrogen in agriculture: an overview and definitions of nitrogen use efficiency (Proceedings of the International Fertiliser Society No 651)

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Poulton, P. R. 2009. Nitrogen in agriculture: an overview and definitions of nitrogen use efficiency (Proceedings of the International Fertiliser Society No 651). International Fertiliser Society (IFS). pp. 48pp

A new approach to assessing phosphorus use efficiency in agriculture

G - Articles in popular magazines and other technical publications

Johnston, A. E. and Syers, J. K. 2009. A new approach to assessing phosphorus use efficiency in agriculture. Better Crops with Plant Food. 93(3), pp. 14-16.

Responses of soil clay mineralogy in the Rothamsted Classical Experiments in relation to management practice and changing land use

A - Papers appearing in refereed journals

Tye, A. M., Kemp, S. J. and Poulton, P. R. 2009. Responses of soil clay mineralogy in the Rothamsted Classical Experiments in relation to management practice and changing land use. Geoderma. 153, pp. 136-146. https://doi.org/10.1016/j.geoderma.2009.07.019

Soil organic carbon contents in long-term experimental grassland plots in the UK (Palace Leas and Park Grass) have not changed consistently in recent decades

A - Papers appearing in refereed journals

Hopkins, D. W., Waite, I. S., Mcnichol, J. W., Poulton, P. R., Macdonald, A. J. and O'donnell, A. G. 2009. Soil organic carbon contents in long-term experimental grassland plots in the UK (Palace Leas and Park Grass) have not changed consistently in recent decades. Global Change Biology. 15 (7), pp. 1739-1754. https://doi.org/10.1111/j.1365-2486.2008.01809.x

Soil organic matter: its importance in sustainable agriculture and carbon dioxide fluxes

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R. and Coleman, K. 2009. Soil organic matter: its importance in sustainable agriculture and carbon dioxide fluxes. Advances in Agronomy. 101, pp. 1-57. https://doi.org/10.1016/S0065-2113(08)00801-8

Resource or waste: the reality of nutrient recycling to land

A - Papers appearing in refereed journals

Johnston, A. E. 2008. Resource or waste: the reality of nutrient recycling to land . Proceedings of the International Fertiliser Society. 630.

Soil and fertilizer phosphorus in relation to crop nutrition

B - Book chapters etc edited externally

Kirkby, E. A. and Johnston, A. E. 2008. Soil and fertilizer phosphorus in relation to crop nutrition. in: White, P. J. and Hammond, J. P. (ed.) Ecophysiology of plant-phosphorus interactions Springer, New York. pp. 177-223

Components of resistance to diseases in winter oilseed rape cultivars: CORDISOR (HGCA Project Report No. 446)

D1 - Technical reports: non-confidential

West, J. S., Fitt, B. D. L., Rogers, S. L., White, Robin P., Todd, A. D., Latunde-Dada, A. O., Gladders, P., Thomas, J., Booth, E., Jennaway, R., Clarke, M., Padbury, N., Bowman, J., Nightingale, M., Werner, P. and Jellis, G. 2008. Components of resistance to diseases in winter oilseed rape cultivars: CORDISOR (HGCA Project Report No. 446). Home Grown Cereals Authority (HGCA) London.

Long-term experiments as a unique resource for research on local and global carbon cycling

C1 - Edited contributions to conferences/learned societies

Powlson, D. S., Poulton, P. R. and Macdonald, A. J. 2008. Long-term experiments as a unique resource for research on local and global carbon cycling. Christensen, B. T., Schacht, M. and Petersen, J. (ed.) Long-term Field Experiments - a Unique Research Platform. Proceedings of NJF Seminar 407, Askov, 16-18 June 2008. DJF Plant Science No. 137 . pp. 20-23

Evidence of decreasing mineral density in wheat grain over the last 160 years

A - Papers appearing in refereed journals

Fan, M-S., Zhao, F-J., Fairweather-Tait, S. J., Poulton, P. R., Dunham, S. J. and McGrath, S. P. 2008. Evidence of decreasing mineral density in wheat grain over the last 160 years. Journal Of Trace Elements In Medicine And Biology. 22, pp. 315-324. https://doi.org/10.1016/j.jtemb.2008.07.002

Grain quality in the Broadbalk Wheat Experiment and the winter North Atlantic Oscillation

A - Papers appearing in refereed journals

Atkinson, M. D., Kettlewell, P. S., Poulton, P. R. and Hollins, P. D. 2008. Grain quality in the Broadbalk Wheat Experiment and the winter North Atlantic Oscillation. The Journal of Agricultural Science. 146, pp. 541-549. https://doi.org/10.1017/S0021859608007958

Efficiency of soil and fertilizer phosphorus use: reconciling changing concepts of soil phosphorus behaviour with agronomic information (FAO Fertilizer and Plant Nutrition Bulletin 18)

E - Books edited/written by staff member, alone/with others

Syers, J. K., Johnston, A. E. and Curtin, D. 2008. Efficiency of soil and fertilizer phosphorus use: reconciling changing concepts of soil phosphorus behaviour with agronomic information (FAO Fertilizer and Plant Nutrition Bulletin 18). Food and Agriculture Organization of the United Nations (FAO), Rome, Italy.

The turnover of organic carbon in subsoils. Part 1. Natural and bomb radiocarbon in soil profiles from the Rothamsted long-term field experiments

A - Papers appearing in refereed journals

Jenkinson, D. S., Poulton, P. R. and Bryant, C. 2008. The turnover of organic carbon in subsoils. Part 1. Natural and bomb radiocarbon in soil profiles from the Rothamsted long-term field experiments. European Journal of Soil Science. 59 (2), pp. 391-399. https://doi.org/10.1111/j.1365-2389.2008.01025.x

Quantifying and comparing bumblebee nest densities in gardens and countryside habitats

A - Papers appearing in refereed journals

Osborne, J. L., Martin, A. P., Shortall, C. R., Todd, A. D., Goulson, D., Knight, M. E., Hale, R. J. and Sanderson, R. A. 2008. Quantifying and comparing bumblebee nest densities in gardens and countryside habitats. Journal of Applied Ecology. 45 (3), pp. 784-792. https://doi.org/10.1111/j.1365-2664.2007.01359.x

Historical changes in the concentrations of selenium in soil and wheat grain from the Broadbalk experiment over the last 160 years

A - Papers appearing in refereed journals

Fan, M-S., Zhao, F-J., Poulton, P. R. and McGrath, S. P. 2008. Historical changes in the concentrations of selenium in soil and wheat grain from the Broadbalk experiment over the last 160 years. Science of the Total Environment. 389, pp. 532-538. https://doi.org/10.1016/j.scitotenv.2007.08.024

Potassium and nitrogen interactions in crop production

A - Papers appearing in refereed journals

Milford, G. F. J. and Johnston, A. E. 2007. Potassium and nitrogen interactions in crop production. Proceedings of the International Fertiliser Society. 615.

Long-term research in the UK - lessons learned from the Rothamsted Classical Experiments

C1 - Edited contributions to conferences/learned societies

Goulding, K. W. T. and Poulton, P. R. 2007. Long-term research in the UK - lessons learned from the Rothamsted Classical Experiments.

Seasonal dynamics of carbon and nitrogen pools and fluxes under continuous arable and ley-arable rotations in a temperate environment

A - Papers appearing in refereed journals

Murphy, D. V., Stockdale, E. A., Poulton, P. R., Willison, T. W. and Goulding, K. W. T. 2007. Seasonal dynamics of carbon and nitrogen pools and fluxes under continuous arable and ley-arable rotations in a temperate environment. European Journal of Soil Science. 58 (6), pp. 1410-1424. https://doi.org/10.1111/j.1365-2389.2007.00946.x

The Rothamsted long-term experiments - past, present and future

C2 - Non-edited contributions to conferences

Macdonald, A. J., Poulton, P. R., Powlson, D. S. and Goulding, K. W. T. 2007. The Rothamsted long-term experiments - past, present and future. Abstracts International Conference on Long-Term Ecological Research (ILTER), Beijing, 20-21 August 2007 .

The effect [of] host plant characters on parasitism of inflorescence pests of oilseed rape

C2 - Non-edited contributions to conferences

Ferguson, A. W., Frearson, D. J. T., Mason, N. S., Todd, A. D., Clark, S. J. and Williams, I. H. 2007. The effect [of] host plant characters on parasitism of inflorescence pests of oilseed rape. Abstracts Royal Entomological Society National Meeting (Ento 07), Edinburgh, 16-18 July 2007 . pp. 18

Effects of temperature and rainfall on date of release of ascospores of Leptosphaeria maculans (phoma stem canker) from winter oilseed rape (Brassica napus) debris in the UK

A - Papers appearing in refereed journals

Huang, Y-J., Liu, Z., West, J. S., Todd, A. D., Hall, A. M. and Fitt, B. D. L. 2007. Effects of temperature and rainfall on date of release of ascospores of Leptosphaeria maculans (phoma stem canker) from winter oilseed rape (Brassica napus) debris in the UK. Annals of Applied Biology - AAB. 151 (1), pp. 99-111. https://doi.org/10.1111/j.1744-7348.2007.00157.x

Herbicidal control of Equisetum arvense (field horsetail)

C1 - Edited contributions to conferences/learned societies

Moss, S. R., Poulton, P. R., Lutman, P. J. and Peters, C. 2007. Herbicidal control of Equisetum arvense (field horsetail). Crop Protection in Southern Britain. Aspects of Applied Biology 83 . pp. 75-77

The impact of manuring on nitrogen isotope ratios in cereals: archaeological implications for reconstruction of diet and crop management practices

A - Papers appearing in refereed journals

Bogaard, A., Heaton, T. H. E., Poulton, P. R. and Merbach, I. 2007. The impact of manuring on nitrogen isotope ratios in cereals: archaeological implications for reconstruction of diet and crop management practices. Journal Of Archaeological Science. 34, pp. 335-343. https://doi.org/10.1016/j.jas.2006.04.009

The influence of long term manure and ignoring fertiliser applications on plant and soil

C2 - Non-edited contributions to conferences

Senbayram, M., Poulton, P. R. and Jones, J. A. 2007. The influence of long term manure and ignoring fertiliser applications on plant and soil. Annual meeting, Stable Isotope Mass Spectrometry User Group (SIMSUG 2007), Newcastle University.

Changes in understanding the behaviour of soil and fertiliser phosphorus: implications for their efficient use in agriculture : Paper presented to the International Fertiliser Society at a Conference in Cambridge, 14th December 2006

A - Papers appearing in refereed journals

Johnston, A. E. 2006. Changes in understanding the behaviour of soil and fertiliser phosphorus: implications for their efficient use in agriculture : Paper presented to the International Fertiliser Society at a Conference in Cambridge, 14th December 2006. Proceedings of the International Fertiliser Society. 589.

The Representative Soil Sampling Scheme of England and Wales: a statistical analysis of topsoil nutrient status and pH between 1971 and 2001

A - Papers appearing in refereed journals

Oliver, M. A., Archer, J. R., Baxter, S. J., Todd, A. D. and Skinner, R. J. 2006. The Representative Soil Sampling Scheme of England and Wales: a statistical analysis of topsoil nutrient status and pH between 1971 and 2001. Soil Use and Management. 22 (4), pp. 372-382. https://doi.org/10.1111/j.1475-2743.2006.00051.x

The role of clay, organic carbon and long-term management on mouldboard plough draught measured on the Broadbalk wheat experiment at Rothamsted

A - Papers appearing in refereed journals

Watts, C. W., Clark, L. J., Poulton, P. R., Powlson, D. S. and Whitmore, A. P. 2006. The role of clay, organic carbon and long-term management on mouldboard plough draught measured on the Broadbalk wheat experiment at Rothamsted. Soil Use and Management. 22 (4), pp. 334-341. https://doi.org/10.1111/j.1475-2743.2006.00054.x

Reductions and changing patterns of ambient PCDD/Fs in the UK: evidence and implications

A - Papers appearing in refereed journals

Hassanin, A., Lee, R. G. M., Johnston, A. E. and Jones, K. C. 2006. Reductions and changing patterns of ambient PCDD/Fs in the UK: evidence and implications. Chemosphere. 65, pp. 530-539. https://doi.org/10.1016/j.chemosphere.2006.01.032

Long-term management impacts on soil C, N and physical fertility. Part 1: Broadbalk experiment

A - Papers appearing in refereed journals

Blair, N., Faulkner, R. D., Till, A. R. and Poulton, P. R. 2006. Long-term management impacts on soil C, N and physical fertility. Part 1: Broadbalk experiment. Soil & Tillage Research. 91, pp. 30-38. https://doi.org/10.1016/j.still.2005.11.002

Parsimonious modelling of nutrient fluxes for a terrestrial ecosystem on Svalbard

A - Papers appearing in refereed journals

Stapleton, L. M., Laybourn-Parry, J., Poulton, P. R., Tye, A. M., West, H. M., Young, S. D. and Crout, N. M. J. 2006. Parsimonious modelling of nutrient fluxes for a terrestrial ecosystem on Svalbard. Biogeochemistry. 80, pp. 57-69. https://doi.org/10.1007/s10533-006-6253-9

The Park Grass Experiment 1856-2006: its contribution to ecology

A - Papers appearing in refereed journals

Silvertown, J., Poulton, P. R., Johnston, A. E., Edwards, G., Heard, M. and Biss, P. M. 2006. The Park Grass Experiment 1856-2006: its contribution to ecology. Journal of Ecology. 94 (4), pp. 801-814. https://doi.org/10.1111/j.1365-2745.2006.01145.x

Rothamsted Research: guide to the classical and other long-term experiments, datasets and sample archive

E - Books edited/written by staff member, alone/with others

Poulton, P. R. 2006. Rothamsted Research: guide to the classical and other long-term experiments, datasets and sample archive. Rothamsted Research, Harpenden.

Visual and PCR assessment of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape (Brassica napus) cultivars

A - Papers appearing in refereed journals

Karolewski, Z., Fitt, B. D. L., Latunde-Dada, A. O., Foster, S. J., Todd, A. D., Downes, K. and Evans, N. 2006. Visual and PCR assessment of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape (Brassica napus) cultivars. Plant Pathology. 55 (3), pp. 387-400. https://doi.org/10.1111/j.1365-3059.2006.01383.x

Soil moisture mediates association between the winter North Atlantic Oscillation and summer growth in the Park Grass Experiment

A - Papers appearing in refereed journals

Kettlewell, P. S., Easey, J., Stephenson, D. B. and Poulton, P. R. 2006. Soil moisture mediates association between the winter North Atlantic Oscillation and summer growth in the Park Grass Experiment. Proceedings of the Royal Society of London Series B Biological Sciences. 273, pp. 1149-1154. https://doi.org/10.1098/rspb.2005.3428

A celebration of 150 years of the Park Grass Experiment

G - Articles in popular magazines and other technical publications

Poulton, P. R. 2006. A celebration of 150 years of the Park Grass Experiment. https://doi.org/10.23637/ERADOC-1-253

The recovery over several seasons of 15N-labelled fertilizer applied to Miscanthus x giganteus ranging from 1 to 3 years old

A - Papers appearing in refereed journals

Christian, D. G., Poulton, P. R., Riche, A. B., Yates, N. E. and Todd, A. D. 2006. The recovery over several seasons of 15N-labelled fertilizer applied to Miscanthus x giganteus ranging from 1 to 3 years old. Biomass & Bioenergy. 30, pp. 125-133. https://doi.org/10.1016/j.biombioe.2005.11.002

Enhanced biological cycling of phosphorus increases its availability to crops in low-input sub-Saharan farming systems

A - Papers appearing in refereed journals

Ayaga, G., Todd, A. D. and Brookes, P. C. 2006. Enhanced biological cycling of phosphorus increases its availability to crops in low-input sub-Saharan farming systems. Soil Biology and Biochemistry. 38, pp. 81-90. https://doi.org/10.1016/j.soilbio.2005.04.019

The long term influence of manure and inorganic fertiliser applications on the 15N value of plants

C2 - Non-edited contributions to conferences

Senbayram, M., Poulton, P. R. and Bol, R. 2006. The long term influence of manure and inorganic fertiliser applications on the 15N value of plants. 5th International Conference on Applications of Stable Isotope Techniques to Ecological Studies, Belfast, 13-18 August 2006. pp. p136

Phosphorus nutrition of arable crops

B - Book chapters etc edited externally

Johnston, A. E. 2005. Phosphorus nutrition of arable crops. in: Sims, J. T. and Sharpley, A. N. (ed.) Phosphorus: agriculture and the environment  ACSESS.

Soil organic matter: its importance in sustainable agricultural systems (Proceedings International Fertiliser Society No 565)

A - Papers appearing in refereed journals

Johnston, A. E. and Poulton, P. R. 2005. Soil organic matter: its importance in sustainable agricultural systems (Proceedings International Fertiliser Society No 565). Proceedings of the International Fertiliser Society. 565.

Comparison of haloacetic acids in the environment of the northern and southern hemispheres

A - Papers appearing in refereed journals

Scott, B. F., Spencer, C., Matin, J. W., Barra, R., Bootsma, H. A., Jones, K. C., Johnston, A. E. and Muir, D. C. G. 2005. Comparison of haloacetic acids in the environment of the northern and southern hemispheres. Environmental Science & Technology. 39, pp. 8664-8670.

Microbial carbon dynamics in nitrogen amended Arctic tundra soil: measurement and model testing

A - Papers appearing in refereed journals

Stapleton, L. M., Crout, N. M. J., Sawstrom, C., Marshall, W. A., Poulton, P. R., Tye, A. M. and Laybourn-Parry, J. 2005. Microbial carbon dynamics in nitrogen amended Arctic tundra soil: measurement and model testing. Soil Biology and Biochemistry. 37, pp. 2088-2098.

Markedly different gene expression in wheat grown with organic or inorganic fertilizer

A - Papers appearing in refereed journals

Lu, C., Hawkesford, M. J., Barraclough, P. B., Poulton, P. R., Wilson, I. D., Barker, G. L. and Edwards, K. J. 2005. Markedly different gene expression in wheat grown with organic or inorganic fertilizer. Proceedings of the Royal Society of London Series B Biological Sciences. 272 (1575), pp. 1901-1908. https://doi.org/10.1098/rspb.2005.3161

The fate of 15N added to high Arctic tundra to mimic increased inputs of atmospheric nitrogen released from a melting snowpack

A - Papers appearing in refereed journals

Tye, A. M., Young, S. D., Crout, N. M. J., West, H. M., Stapleton, L. M., Poulton, P. R. and Laybourn-Parry, J. 2005. The fate of 15N added to high Arctic tundra to mimic increased inputs of atmospheric nitrogen released from a melting snowpack. Global Change Biology. 11 (10), pp. 1640-1654. https://doi.org/10.1111/j.1365-2486.2005.01044.x

The contribution of Rothamsted's long-term experiments to understanding losses of fertilisers to the environment and improving fertiliser use efficiency

C1 - Edited contributions to conferences/learned societies

Goulding, K. W. T., Brookes, P. C. and Poulton, P. R. 2005. The contribution of Rothamsted's long-term experiments to understanding losses of fertilisers to the environment and improving fertiliser use efficiency. Proceedings International Workshop on Where Do Fertilisers Go?, Belgirate, Italy, 28-29 June 2005 . pp. 3.1-3.9

Time trends of atmospheric PBDEs inferred from archived U.K. herbage

A - Papers appearing in refereed journals

Hassanin, A., Johnston, A. E., Thomas, G. O. and Jones, K. C. 2005. Time trends of atmospheric PBDEs inferred from archived U.K. herbage. Environmental Science & Technology. 39, pp. 2436-2441.

The use of cover crops in cereal-based cropping systems to control nitrate leaching in SE England

A - Papers appearing in refereed journals

Macdonald, A. J., Poulton, P. R., Howe, M., Goulding, K. W. T. and Powlson, D. S. 2005. The use of cover crops in cereal-based cropping systems to control nitrate leaching in SE England. Plant and Soil. 273, pp. 355-373. https://doi.org/10.1007/s11104-005-0193-3

The missing link

G - Articles in popular magazines and other technical publications

Goulding, K. W. T. and Poulton, P. R. 2005. The missing link. Geoscientist. 15(6), pp. 4-7.

The contribution of commercial fertilizer nutrients to food production

A - Papers appearing in refereed journals

Stewart, W. M., Dibb, D. W., Johnston, A. E. and Smyth, T. J. 2005. The contribution of commercial fertilizer nutrients to food production. Agronomy Journal. 97, pp. 1-6.

Determinants of species richness in the Park Grass Experiment

A - Papers appearing in refereed journals

Crawley, M. J., Johnston, A. E., Silvertown, J., Dodd, M., De Mazancourt, C., Heard, M. S., Henman, D. F. and Edwards, G. R. 2005. Determinants of species richness in the Park Grass Experiment. The American Naturalist. 165 (2), pp. 179-192. https://doi.org/10.1086/427270

The ability of soil to ensure adequate phosphorus nutrition of the crop; the long-term trials at Rothamsted

C2 - Non-edited contributions to conferences

Johnston, A. E. and Poulton, P. R. 2005. The ability of soil to ensure adequate phosphorus nutrition of the crop; the long-term trials at Rothamsted. Abstracts Plantekongres 2005, Herning, Denmark, 11-12 January 2005 . pp. 218-219

Lawes, John Bennet and Gilbert, Joseph Henry

G - Articles in popular magazines and other technical publications

Johnston, A. E. 2005. Lawes, John Bennet and Gilbert, Joseph Henry.

Micronutrients in soil and agrosystems: occurrence and availability.

A - Papers appearing in refereed journals

Johnston, A. E. 2004. Micronutrients in soil and agrosystems: occurrence and availability. Proceedings of the International Fertiliser Society. 544, p. 32pp.

Phosphorus and crop nutrition: principles and practice

B - Book chapters etc edited externally

Evans, T. D. and Johnston, A. E. 2004. Phosphorus and crop nutrition: principles and practice. in: Valsami-Jones, E. (ed.) Phosphorus in environmental technology: principles and applications IWA Publishing, London. pp. 93-119

The Park Grass Experiment

G - Articles in popular magazines and other technical publications

Goulding, K. W. T. and Poulton, P. R. 2004. The Park Grass Experiment. RRA Newsletter. No 15, pp. 2-3.

Comparative epidemiology of Pyrenopeziza brassicae (light leaf spot) ascospores and conidia from Polish and UK populations

A - Papers appearing in refereed journals

Karolewski, Z., Evans, N., Fitt, B. D. L., Baierl, A., Todd, A. D. and Foster, S. J. 2004. Comparative epidemiology of Pyrenopeziza brassicae (light leaf spot) ascospores and conidia from Polish and UK populations. Plant Pathology. 53 (1), pp. 29-37. https://doi.org/10.1046/j.1365-3059.2003.00952.x

Observations on historical, contemporary, and natural PCDD/Fs

A - Papers appearing in refereed journals

Green, N. J. L., Hassanin, A., Johnston, A. E. and Jones, K. C. 2004. Observations on historical, contemporary, and natural PCDD/Fs. Environmental Science & Technology. 38, pp. 715-723.

Turnover of nitrogen-15-labeled fertilizer in old grassland

A - Papers appearing in refereed journals

Jenkinson, D. S., Poulton, P. R., Johnston, A. E. and Powlson, D. S. 2004. Turnover of nitrogen-15-labeled fertilizer in old grassland. Soil Science Society of America Journal. 68, pp. 865-875.

Sustainable management of potassium

B - Book chapters etc edited externally

Askegaard, M., Eriksen, J. and Johnston, A. E. 2004. Sustainable management of potassium. in: Christensen, B. T., Schjonning, P. and Elmholt, S. (ed.) Managing soil quality: challenges in modern agriculture CABI International, Wallingford, Oxon (CABI). pp. 85-102

Soil acidity - resilience and thresholds

B - Book chapters etc edited externally

Johnston, A. E. 2004. Soil acidity - resilience and thresholds. in: Christensen, B. T., Schjonning, P. and Elmholt, S. (ed.) Managing soil quality: challenges in modern agriculture CABI International, Wallingford, Oxon (CABI). pp. 35-46

The Broadbalk Wheat Experiment

G - Articles in popular magazines and other technical publications

Goulding, K. W. T. and Poulton, P. R. 2003. The Broadbalk Wheat Experiment. RRA Newsletter. No 12, pp. 1-2.

The influence of straw incorporation and soil type on the losses of soil inorganic nitrogen and its use by winter wheat

D1 - Technical reports: non-confidential

Poulton, P. R., Cracuin, I., Powlson, D. S. and Jenkinson, D. S. 2003. The influence of straw incorporation and soil type on the losses of soil inorganic nitrogen and its use by winter wheat. International Atomic Energy Agency, Vienna.

Mechanisms of phosphorus solubilisation in a limed soil as a function of pH

A - Papers appearing in refereed journals

Mcdowell, R. W., Mahieu, N., Brookes, P. C. and Poulton, P. R. 2003. Mechanisms of phosphorus solubilisation in a limed soil as a function of pH. Chemosphere. 51, pp. 685-692.

Understanding potassium and its use in agriculture

G - Articles in popular magazines and other technical publications

Johnston, A. E. 2003. Understanding potassium and its use in agriculture.

Long-term experiments in the 21st century - continuity or change?

C1 - Edited contributions to conferences/learned societies

Powlson, D. S. and Poulton, P. R. 2003. Long-term experiments in the 21st century - continuity or change? Proceedings 22nd Congress of the Nordic Association of Agricultural Scientists, Turku, Finland, 1-4 July 2003 . pp. 375-379

Des experimentations de longue duree sur la recherche en environnement. Un exemple pris en Grande Bretagne

A - Papers appearing in refereed journals

Goulding, K. W. T. and Poulton, P. R. 2003. Des experimentations de longue duree sur la recherche en environnement. Un exemple pris en Grande Bretagne. Etude et Gestion des Sols. 10, pp. 253-261.

Feed the soil to feed the people: the role of potash in sustainable agriculture. Proceedings of the IPI Golden Jubilee Congress 1952-2002, Basel, 8-10 October 2002. Volume 1. Invited papers

E - Books edited/written by staff member, alone/with others

Johnston, A. E. 2003. Feed the soil to feed the people: the role of potash in sustainable agriculture. Proceedings of the IPI Golden Jubilee Congress 1952-2002, Basel, 8-10 October 2002. Volume 1. Invited papers. Inpernational Potash Institute, Basel.

Changes in soil phosphorus fractions following positive and negative phosphorus balances for long periods

A - Papers appearing in refereed journals

Blake, L., Johnston, A. E., Poulton, P. R. and Goulding, K. W. T. 2003. Changes in soil phosphorus fractions following positive and negative phosphorus balances for long periods. Plant and Soil. 254, pp. 245-261.

Effectiveness of the water-insoluble component of triple superphosphate for yield and phosphorus uptake by plants

A - Papers appearing in refereed journals

Johnston, A. E. and Richards, I. R. 2003. Effectiveness of the water-insoluble component of triple superphosphate for yield and phosphorus uptake by plants. The Journal of Agricultural Science. 140, pp. 267-274. https://doi.org/10.1017/S0021859603002971

Effectiveness of different precipitated phosphates as phosphorus sources for plants

A - Papers appearing in refereed journals

Johnston, A. E. and Richards, I. R. 2003. Effectiveness of different precipitated phosphates as phosphorus sources for plants. Soil Use and Management. 19 (1), pp. 45-49. https://doi.org/10.1079/SUM2002162

Soil analysis: it's interpretation and nutrient management practices

G - Articles in popular magazines and other technical publications

Johnston, A. E. and Hollies, J. 2003. Soil analysis: it's interpretation and nutrient management practices. Potash News. July 2003, p. 12pp.

Accumulation of carbon and nitrogen by old arable land reverting to woodland

A - Papers appearing in refereed journals

Poulton, P. R., Pye, E., Hargreaves, P. R. and Jenkinson, D. S. 2003. Accumulation of carbon and nitrogen by old arable land reverting to woodland. Global Change Biology. 9 (6), pp. 942-955. https://doi.org/10.1046/j.1365-2486.2003.00633.x

Interactions between the grasses Phalaris arundinacea, Miscanthus sinensis and Echinochloa crus-galli , and Barley and Cereal yellow dwarf viruses

A - Papers appearing in refereed journals

Lamptey, J. N. L., Plumb, R. T. and Shaw, M. W. 2003. Interactions between the grasses Phalaris arundinacea, Miscanthus sinensis and Echinochloa crus-galli , and Barley and Cereal yellow dwarf viruses. Journal of Phytopathology. 151 (42954), pp. 463-468. https://doi.org/10.1046/j.1439-0434.2003.00752.x

Temporal changes in chemical properties of air-dried soils and their interpretation for long-term experiments (in Russian)

B - Book chapters etc edited externally

Blake, L., Goulding, K. W. T., Mott, C. J. B. and Poulton, P. R. 2003. Temporal changes in chemical properties of air-dried soils and their interpretation for long-term experiments (in Russian). in: Shevtsova, L. K., Romanenkov, V. A. and Semenov, V. A. (ed.) Progress in the long-term trials methodology and the mathematical methods of experimental data processing Agroconsult, Moscow. pp. 135-155

Practical considerations for the sampling and storage of soils and crops from long-term experiments (in Russian)

B - Book chapters etc edited externally

Poulton, P. R. 2003. Practical considerations for the sampling and storage of soils and crops from long-term experiments (in Russian). in: Shevtsova, L. K., Romanenkov, V. A. and Semenov, V. A. (ed.) Progress in the long-term trials methodology and the mathematical methods of experimental data processing Agroconsult, Moscow. pp. 239-257

Variation in the effects of take-all disease on grain yield and quality of winter cereals in field experiments

A - Papers appearing in refereed journals

Gutteridge, R. J., Bateman, G. L. and Todd, A. D. 2003. Variation in the effects of take-all disease on grain yield and quality of winter cereals in field experiments. Pest Management Science. 59 (2), pp. 215-224. https://doi.org/10.1002/ps.574

Evaluating soil microbial biomass carbon as an indicator of long-term environmental change

A - Papers appearing in refereed journals

Hargreaves, P. R., Brookes, P. C., Ross, G. J. S. and Poulton, P. R. 2003. Evaluating soil microbial biomass carbon as an indicator of long-term environmental change. Soil Biology and Biochemistry. 35, pp. 401-407.

Plant virus vector interactions (Advances in Botanical Research Vol 36)

E - Books edited/written by staff member, alone/with others

Plumb, R. T. 2002. Plant virus vector interactions (Advances in Botanical Research Vol 36). Academic Press, San Diego.

GenStat release 6.1 reference manual. Part 2. Directives

E - Books edited/written by staff member, alone/with others

Payne, R. W., Baird, D. B., Cherry, M., Gilmour, A. R., Harding, S. A., Lane, P. W., Morgan, G. W., Murray, D. A., Soutar, D. M., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 2002. GenStat release 6.1 reference manual. Part 2. Directives. Hemel Hempstead VSN International.

GenStat release 6.1 reference manual. Part 1. Summary

E - Books edited/written by staff member, alone/with others

Payne, R. W., Baird, D. B., Cherry, M., Gilmour, A. R., Harding, S. A., Lane, P. W., Morgan, G. W., Murray, D. A., Soutar, D. M., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 2002. GenStat release 6.1 reference manual. Part 1. Summary. Hemel Hempstead VSN International.

Possibilities for reducing nitrate leaching from agricultural land

A - Papers appearing in refereed journals

Kirchmann, H., Johnston, A. E. and Bergstrom, L. F. 2002. Possibilities for reducing nitrate leaching from agricultural land. AMBIO: A Journal of the Human Environment. 31, pp. 404-408.

Other vectors

A - Papers appearing in refereed journals

Plumb, R. T. 2002. Other vectors. Advances in botanical research. 36, pp. 199-203.

The effect of soil acidity on potentially mobile phosphorus in a grassland soil

A - Papers appearing in refereed journals

Mcdowell, R. W., Brookes, P. C., Mahieu, N., Poulton, P. R., Johnston, A. E. and Sharpley, A. N. 2002. The effect of soil acidity on potentially mobile phosphorus in a grassland soil. The Journal of Agricultural Science. 139 (1), pp. 27-36. https://doi.org/10.1017/S0021859602002307

The effect of nitrogen supply and virus yellows infection on the growth, yield and processing quality of sugarbeet (Beta vulgaris)

A - Papers appearing in refereed journals

Jaggard, K. W., Allison, M. F., Clark, C. J. A., Todd, A. D. and Smith, H. G. 2002. The effect of nitrogen supply and virus yellows infection on the growth, yield and processing quality of sugarbeet (Beta vulgaris). The Journal of Agricultural Science. 139, pp. 129-138. https://doi.org/10.1017/S002185960200254X

Some problems in the design and analysis of field experiments subject to interplot interference

A - Papers appearing in refereed journals

Dyke, G. V., Todd, A. D. and Jenkyn, J. F. 2002. Some problems in the design and analysis of field experiments subject to interplot interference. The Journal of Agricultural Science. 139 (3), pp. 295-305. https://doi.org/10.1017/S0021859602002630

Barley yellow dwarf luteoviruses and other virus diseases

B - Book chapters etc edited externally

Henry, M. and Plumb, R. T. 2002. Barley yellow dwarf luteoviruses and other virus diseases. in: Curtis, B. C., Gomez Macpherson, H. and Rajaram, S. (ed.) Bread wheat: improvement and production (FAO Plant Production and Protection Series No 30) Food and Agriculture Organization of the United Nations (FAO), Rome, Italy. pp. 331-344

The fate of residual 15N-labelled fertilizer in arable soils: its availability to subsequent crops and retention in soil

A - Papers appearing in refereed journals

Macdonald, A. J., Poulton, P. R., Stockdale, E. A., Powlson, D. S. and Jenkinson, D. S. 2002. The fate of residual 15N-labelled fertilizer in arable soils: its availability to subsequent crops and retention in soil. Plant and Soil. 246, pp. 123-137. https://doi.org/10.1023/A:1021580701267

Effects of temperature and incubation time on germination of ascospores of Leptosphaeria maculans and Leptosphaeria biglobosa in vitro

C1 - Edited contributions to conferences/learned societies

Huang, Y-J., Fitt, B. D. L., Toscano-Underwood, C., Todd, A. D., West, J. S., Hall, A. and Jedryczka, M. 2002. Effects of temperature and incubation time on germination of ascospores of Leptosphaeria maculans and Leptosphaeria biglobosa in vitro.

Viruses of Poaceae : a case history in plant pathology

A - Papers appearing in refereed journals

Plumb, R. T. 2002. Viruses of Poaceae : a case history in plant pathology. Plant Pathology. 51 (6), pp. 673-682.

Factors affecting the pathogenicity of Verticillium dahliae to spring linseed

C1 - Edited contributions to conferences/learned societies

Gkilpathi, D., Fitt, B. D. L., Ward, E. and Todd, A. D. 2002. Factors affecting the pathogenicity of Verticillium dahliae to spring linseed.

Sporulation of Pyrenopeziza brassicae (light leaf spot) on oilseed rape (Brassica napus ) leaves inoculated with ascospores or conidia at different temperatures and wetness durations

A - Papers appearing in refereed journals

Karolewski, Z., Evans, N., Fitt, B. D. L., Todd, A. D. and Baierl, A. 2002. Sporulation of Pyrenopeziza brassicae (light leaf spot) on oilseed rape (Brassica napus ) leaves inoculated with ascospores or conidia at different temperatures and wetness durations. Plant Pathology. 51 (5), pp. 654-665. https://doi.org/10.1046/j.1365-3059.2002.00746.x

Relationship between brown foot rot and DNA of Microdochium nivale , determined by quantitative PCR, in stem bases of winter wheat

A - Papers appearing in refereed journals

Turner, A. S., Nicholson, P., Edwards, S. G., Bateman, G. L., Morgan, L. W., Todd, A. D., Parry, D. W., Marshall, J. and Nuttall, M. 2002. Relationship between brown foot rot and DNA of Microdochium nivale , determined by quantitative PCR, in stem bases of winter wheat. Plant Pathology. 51 (4), pp. 464-471. https://doi.org/10.1046/j.1365-3059.2002.00724.x

How the Rothamsted long-term experiments have been modified to ensure their continued relevance

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. 2002. How the Rothamsted long-term experiments have been modified to ensure their continued relevance. Tartamkiserletek, Tajtermesztes, Videkfejlesztes, Debrecen, Hungary, 6-8 June 2002 . pp. 149-161

Analysis of potentially mobile phosphorus in arable soils using solid state nuclear magnetic resonance

A - Papers appearing in refereed journals

Mcdowell, R. W., Condron, L. M., Mahieu, N., Brookes, P. C., Poulton, P. R. and Sharpley, A. N. 2002. Analysis of potentially mobile phosphorus in arable soils using solid state nuclear magnetic resonance. Journal of Environmental Quality. 31, pp. 450-456.

Potassium and chloride in crops and soils: the role of potassium chloride fertilizer in crop nutrition (IPI Research Topics No. 22)

E - Books edited/written by staff member, alone/with others

Kafkafi, U., Xu, G., Imas, P., Magen, H., Tarchitzky, J. and Johnston, A. E. 2002. Potassium and chloride in crops and soils: the role of potassium chloride fertilizer in crop nutrition (IPI Research Topics No. 22). International Potash Institute (IPI), Berne, Switzerland.

Understanding phosphorus and its use in agriculture

G - Articles in popular magazines and other technical publications

Johnston, A. E. and Steen, I. 2002. Understanding phosphorus and its use in agriculture.

Polychlorinated naphthalenes in UK soils: Time trends, markers of source, and equilibrium status

A - Papers appearing in refereed journals

Meijer, S. N., Harner, T., Helm, P. A., Halsall, C. J., Johnston, A. E. and Jones, K. C. 2001. Polychlorinated naphthalenes in UK soils: Time trends, markers of source, and equilibrium status. Environmental Science & Technology. 35 (21), pp. 4205-4213.

Sustainability of cereal yields

G - Articles in popular magazines and other technical publications

Goulding, K. W. T. and Poulton, P. R. 2001. Sustainability of cereal yields. Institute Of Arable Crops Research Annual Report.

Losses of dissolved organic N (DON) from soils of contrasting organic matter content on the Broadbalk Continuous Wheat Experiment

C2 - Non-edited contributions to conferences

Macdonald, A. J., Webster, C. P., Poulton, P. R., Wilmer, W. S. and Goulding, K. W. T. 2001. Losses of dissolved organic N (DON) from soils of contrasting organic matter content on the Broadbalk Continuous Wheat Experiment. Abstracts 11th Nitrogen Workshop, Reims, 9-12 September 2001 .

The effect of nutrients in the subsoil on crop responses to applied potassium and phosphorus

G - Articles in popular magazines and other technical publications

Johnston, A. E. and Milford, G. F. J. 2001. The effect of nutrients in the subsoil on crop responses to applied potassium and phosphorus. British Sugar Beet Review. 69(2), pp. 24-29.

Pesticides and birds: a report on the evidence for changes in farmland bird populations and the proposals for a pesticide tax (HGCA Research Review No. 46)

D1 - Technical reports: non-confidential

Plumb, R. T. and Bromilow, R. H. 2001. Pesticides and birds: a report on the evidence for changes in farmland bird populations and the proposals for a pesticide tax (HGCA Research Review No. 46). Home Grown Cereals Authority (HGCA) London.

Inputs of nutrients and lime for the maintenance of fertility of grassland soils

C1 - Edited contributions to conferences/learned societies

Johnston, A. E., Poulton, P. R., Dawson, C. J. and Crawley, M. J. 2001. Inputs of nutrients and lime for the maintenance of fertility of grassland soils. International Fertiliser Society (IFS).

Reducing fertiliser inputs: endangering arable soil fertility?

C1 - Edited contributions to conferences/learned societies

Johnston, A. E., Goulding, K. W. T., Poulton, P. R. and Chalmers, A. G. 2001. Reducing fertiliser inputs: endangering arable soil fertility?

Soil management for sustainable farming

A - Papers appearing in refereed journals

Johnston, A. E. and Salter, J. L. 2001. Soil management for sustainable farming. Journal of the Royal Agricultural Society of England. 162, pp. 122-132.

Effects of temperature on germination and hyphal growth from ascospores of A-group and B-group Leptosphaeria maculans (phoma stem canker of oilseed rape)

A - Papers appearing in refereed journals

Huang, Y-J., Toscano-Underwood, C., Fitt, B. D. L., Todd, A. D., West, J. S., Koopmann, B. and Balesdent, M-H. 2001. Effects of temperature on germination and hyphal growth from ascospores of A-group and B-group Leptosphaeria maculans (phoma stem canker of oilseed rape). Annals of Applied Biology - AAB. 139 (2), pp. 193-207. https://doi.org/10.1111/j.1744-7348.2001.tb00396.x

Longterm trends in metals in agroecosystems

C2 - Non-edited contributions to conferences

McGrath, S. P. and Johnston, A. E. 2001. Longterm trends in metals in agroecosystems. Proceedings 6th International Conference on the Biogeochemistry of Trace Elements, Guelph, 29 July-2 August 2001 . pp. 303

Temporal trends in cadmium in crops and soils

C2 - Non-edited contributions to conferences

Johnston, A. E., McGrath, S. P., Chaudri, A. M., Adams, M. L. and Jones, K. C. 2001. Temporal trends in cadmium in crops and soils. Proceedings 6th International Conference on the Biogeochemistry of Trace Elements, Guelph, 29 July-2 August 2001 . pp. 308

Vegetation changes during 100 years of development of two secondary woodlands on abandoned arable land

A - Papers appearing in refereed journals

Harmer, R., Peterken, G., Kerr, G. and Poulton, P. R. 2001. Vegetation changes during 100 years of development of two secondary woodlands on abandoned arable land. Biological Conservation. 101, pp. 291-304. https://doi.org/10.1016/S0006-3207(01)00072-6

The effectiveness of nitrogen derived from organic matter: results from long-term experiments

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. 2001. The effectiveness of nitrogen derived from organic matter: results from long-term experiments. Ae, N., Srinivasan, A., Okada, K. and Arihara, J. (ed.) Plant nutrient acquisition . Springer, Berlin. pp. 355-375

Evaluation of diagnostic and quantitative PCR for the identification and severity assessment of eyespot and sharp eyespot in winter wheat

A - Papers appearing in refereed journals

Turner, A. S., Nicholson, P., Edwards, S. G., Bateman, G. L., Morgan, L. W., Todd, A. D., Parry, D. W., Marshall, J. and Nuttall, M. 2001. Evaluation of diagnostic and quantitative PCR for the identification and severity assessment of eyespot and sharp eyespot in winter wheat. Plant Pathology. 50 (4), pp. 463-469. https://doi.org/10.1046/j.1365-3059.2001.00592.x

Availability of the residual nitrogen from a single application of 15N-labelled fertilizer to subsequent crops in a long-term continuous barley experiment

A - Papers appearing in refereed journals

Glendining, M. J., Poulton, P. R., Powlson, D. S., Macdonald, A. J. and Jenkinson, D. S. 2001. Availability of the residual nitrogen from a single application of 15N-labelled fertilizer to subsequent crops in a long-term continuous barley experiment. Plant and Soil. 233, pp. 231-239. https://doi.org/10.1023/A:1010508914895

Comparison of two field-scale approaches for the study of effects of insecticides on polyphagous predators in cereals

A - Papers appearing in refereed journals

Kennedy, P. J., Conrad, K. F., Perry, J. N., Powell, D., Aegerter, J., Todd, A. D., Walters, K. F. A. and Powell, W. 2001. Comparison of two field-scale approaches for the study of effects of insecticides on polyphagous predators in cereals. Applied Soil Ecology. 17 (3), pp. 253-266. https://doi.org/10.1016/S0929-1393(01)00142-1

Organochlorine pesticide residues in archived UK soil

A - Papers appearing in refereed journals

Meijer, S. N., Halsall, C. J., Harner, T., Peters, A. J., Ockenden, W. A., Johnston, A. E. and Jones, K. C. 2001. Organochlorine pesticide residues in archived UK soil. Environmental Science & Technology. 35 (10), pp. 1989-1995. https://doi.org/10.1021/es0000955

Phosphorus, potassium and sulphur cycles in agricultural soils

C1 - Edited contributions to conferences/learned societies

Johnston, A. E., Poulton, P. R. and Syers, J. K. 2001. Phosphorus, potassium and sulphur cycles in agricultural soils.

Further evidence for the existence of PCDD/Fs in the environment prior to 1900

A - Papers appearing in refereed journals

Green, N. J. L., Jones, J. L., Johnston, A. E. and Jones, K. C. 2001. Further evidence for the existence of PCDD/Fs in the environment prior to 1900. Environmental Science & Technology. 35 (10), pp. 1974-1981. https://doi.org/10.1021/es0002161

Viruses

B - Book chapters etc edited externally

Plumb, R. T. and Cooper, J. I. 2001. Viruses. in: Hawksworth, D. L. (ed.) The changing wildlife of Great Britain and Ireland Taylor & Francis, London. pp. 164-174

Relationship between soil test phosphorus and phosphorus release to solution

A - Papers appearing in refereed journals

Mcdowell, R. W., Sharpley, A. N., Brookes, P. C. and Poulton, P. R. 2001. Relationship between soil test phosphorus and phosphorus release to solution. Soil Science. 166 (2), pp. 137-149. https://doi.org/10.1097/00010694-200102000-00007

Principles of crop nutrition for sustainable food production

A - Papers appearing in refereed journals

Johnston, A. E. 2001. Principles of crop nutrition for sustainable food production. Proceedings of the International Fertiliser Society. 459, p. 39pp.

The ATP concentration in the soil microbial biomass

A - Papers appearing in refereed journals

Contin, M., Todd, A. D. and Brookes, P. C. 2001. The ATP concentration in the soil microbial biomass. Soil Biology and Biochemistry. 33 (4-5), pp. 701-704. https://doi.org/10.1016/S0038-0717(00)00204-2

Effects of incorporating different amounts of straw on growth, diseases and yield of consecutive crops of winter wheat grown on contrasting soil types

A - Papers appearing in refereed journals

Jenkyn, J. F., Christian, D. G., Bacon, E. T. G., Gutteridge, R. J. and Todd, A. D. 2001. Effects of incorporating different amounts of straw on growth, diseases and yield of consecutive crops of winter wheat grown on contrasting soil types. The Journal of Agricultural Science. 136, pp. 1-14. https://doi.org/10.1017/S0021859600008558

Development of phoma lesions on oilseed rape leaves inoculated with ascospores of A-group and B-group Leptosphaeria maculans (stem canker) at different temperatures and wetness durations

A - Papers appearing in refereed journals

Toscano-Underwood, C., West, J. S., Fitt, B. D. L., Todd, A. D. and Jedryczka, M. 2001. Development of phoma lesions on oilseed rape leaves inoculated with ascospores of A-group and B-group Leptosphaeria maculans (stem canker) at different temperatures and wetness durations. Plant Pathology. 50 (1), pp. 28-41. https://doi.org/10.1046/j.1365-3059.2001.00526.x

Soil and plant phosphate

G - Articles in popular magazines and other technical publications

Johnston, A. E. 2000. Soil and plant phosphate.

Some aspects of nitrogen use efficiency in arable agriculture

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 2000. Some aspects of nitrogen use efficiency in arable agriculture.

Bryophyte biomass and species richness on the Park Grass Experiment, Rothamsted, UK

A - Papers appearing in refereed journals

Virtanen, R., Johnston, A. E., Crawley, M. J. and Edwards, G. R. 2000. Bryophyte biomass and species richness on the Park Grass Experiment, Rothamsted, UK. Plant Ecology. 151, pp. 129-141. https://doi.org/10.1023/A:1026533418357

Nitrate leaching from the Broadbalk wheat experiment, Rothamsted, UK, as controlled by fertiliser and manure inputs and the weather

A - Papers appearing in refereed journals

Goulding, K. W. T., Poulton, P. R., Webster, C. P. and Howe, M. 2000. Nitrate leaching from the Broadbalk wheat experiment, Rothamsted, UK, as controlled by fertiliser and manure inputs and the weather. Soil Use and Management. 16 (4), pp. 244-250. https://doi.org/10.1111/j.1475-2743.2000.tb00203.x

Nitrogen mobility - a review

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 2000. Nitrogen mobility - a review.

Efficient use of nutrients in agricultural production systems

A - Papers appearing in refereed journals

Johnston, A. E. 2000. Efficient use of nutrients in agricultural production systems. Communications in Soil Science and Plant Analysis. 31 (11-14), pp. 1599-1620. https://doi.org/10.1080/00103620009370527

Temporal changes in chemical properties of air-dried stored soils and their interpretation for long-term experiments

A - Papers appearing in refereed journals

Blake, L., Goulding, K. W. T., Mott, C. J. B. and Poulton, P. R. 2000. Temporal changes in chemical properties of air-dried stored soils and their interpretation for long-term experiments. European Journal of Soil Science. 51 (2), pp. 345-353. https://doi.org/10.1046/j.1365-2389.2000.00307.x

Organic geochemical studies of soils from the Rothamsted classical experiments VI The occurrence and source of organic acids in an experimental grassland soil

A - Papers appearing in refereed journals

Bull, I. D., Nott, C. J., Van Bergen, P. F., Poulton, P. R. and Evershed, R. P. 2000. Organic geochemical studies of soils from the Rothamsted classical experiments VI The occurrence and source of organic acids in an experimental grassland soil. Soil Biology and Biochemistry. 32, pp. 1367-1376. https://doi.org/10.1016/S0038-0717(00)00054-7

Organic geochemical studies of soils from the Rothamsted Classical Experiments - V. The fate of lipids in different long-term soil experiments

A - Papers appearing in refereed journals

Bull, I. D., Van Bergen, P. F., Nott, C. J., Poulton, P. R. and Evershed, R. P. 2000. Organic geochemical studies of soils from the Rothamsted Classical Experiments - V. The fate of lipids in different long-term soil experiments. Organic Geochemistry. 31 (5), pp. 389-408. https://doi.org/10.1016/S0146-6380(00)00008-5

The causes of over-winter plant losses of autumn-sown white lupins (Lupinus albus ) in different regions of the UK over three seasons

A - Papers appearing in refereed journals

Shield, I. F., Scott, T., Stevenson, H. J., Leach, J. E. and Todd, A. D. 2000. The causes of over-winter plant losses of autumn-sown white lupins (Lupinus albus ) in different regions of the UK over three seasons. The Journal of Agricultural Science. 135, pp. 173-183. https://doi.org/10.1017/S0021859699008047

Effects of sowing date and insecticides on cereal aphid populations and barley yellow dwarf virus on barley in Kenya

A - Papers appearing in refereed journals

Wangai, A. W., Plumb, R. T. and Van Emden, H. F. 2000. Effects of sowing date and insecticides on cereal aphid populations and barley yellow dwarf virus on barley in Kenya. Journal of Phytopathology. 148 (1), pp. 33-37. https://doi.org/10.1046/j.1439-0434.2000.00406.x

Soluble organic nitrogen in agricultural soils

A - Papers appearing in refereed journals

Murphy, D. V., Macdonald, A. J., Stockdale, E. A., Goulding, K. W. T., Fortune, S., Gaunt, J. L., Poulton, P. R., Wakefield, J. A., Webster, C. P. and Wilmer, W. S. 2000. Soluble organic nitrogen in agricultural soils. Biology And Fertility Of Soils. 30, pp. 374-387. https://doi.org/10.1007/s003740050018

Some aspects of achieving sustainable phosphorus use in agriculture

A - Papers appearing in refereed journals

Higgs, B., Johnston, A. E., Salter, J. L. and Dawson, C. J. 2000. Some aspects of achieving sustainable phosphorus use in agriculture. Journal of Environmental Quality. 29 (1), pp. 80-87. https://doi.org/10.2134/jeq2000.00472425002900010010x

Phosphorus content in soil, uptake by plants and balance in three European long-term field experiments

A - Papers appearing in refereed journals

Blake, L., Mercik, S., Koerschens, M., Moskal, S., Poulton, P. R., Goulding, K. W. T., Weigel, A. and Powlson, D. S. 2000. Phosphorus content in soil, uptake by plants and balance in three European long-term field experiments. Nutrient Cycling in Agroecosystems. 56, pp. 263-275. https://doi.org/10.1023/A:1009841603931

Response to comment on "Evidence for the presence of PCDD/Fs in the environment prior to 1900 and further studies on their temporal trends"

G - Articles in popular magazines and other technical publications

Alcock, R. E., Jones, K. C., Mclachlan, M. S. and Johnston, A. E. 1999. Response to comment on "Evidence for the presence of PCDD/Fs in the environment prior to 1900 and further studies on their temporal trends". Environmental Science & Technology. 33 (1), pp. 206-207. https://doi.org/10.1021/es9820137

Viruses and plant disease

B - Book chapters etc edited externally

Plumb, R. T. 1999. Viruses and plant disease. in: Embryonic encyclopedia of life sciences Macmillan & Co Ltd London.

Virus diseases of cereals

B - Book chapters etc edited externally

Plumb, R. T. 1999. Virus diseases of cereals. in: Embryonic encyclopedia of life sciences Macmillan & Co Ltd London.

Using long-term experiments to address current agricultural and environmental issues

C1 - Edited contributions to conferences/learned societies

Poulton, P. R., Powlson, D. S. and Johnston, A. E. 1999. Using long-term experiments to address current agricultural and environmental issues. Proceedings BRRI-IRRI Joint Workshop on Long-Term Experiments on Soil Fertility in Rice-based Cropping Systems, Bangladesh Rice Research Institute, 8-11 March 1999 . pp. 1-39

Design, development and use of a national survey of fertiliser applications

C1 - Edited contributions to conferences/learned societies

Chalmers, A. G., Renwick, A., Johnston, A. E. and Dawson, C. J. 1999. Design, development and use of a national survey of fertiliser applications.

Potassium content in soil, uptake in plants and the potassium balance in three European long-term field experiments

A - Papers appearing in refereed journals

Blake, L., Mercik, S., Koerschens, M., Goulding, K. W. T., Stempen, S., Weigel, A., Poulton, P. R. and Powlson, D. S. 1999. Potassium content in soil, uptake in plants and the potassium balance in three European long-term field experiments. Plant and Soil. 216, pp. 1-14.

Essential Role of Potassium in Diverse Cropping Systems: Proceedings of Workshop C, 16th World Congress of Soil Science, Montpellier, 20-26 August 1998

E - Books edited/written by staff member, alone/with others

Johnston, A. E. 1999. Essential Role of Potassium in Diverse Cropping Systems: Proceedings of Workshop C, 16th World Congress of Soil Science, Montpellier, 20-26 August 1998. International Potash Institute (IPI), Berne, Switzerland.

Organic manures and mineral fertilizers

B - Book chapters etc edited externally

Johnston, A. E. 1999. Organic manures and mineral fertilizers. in: Anac, D. and Martin-Prevel, P. (ed.) Improved crop quality by nutrient management Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 7-11

The retention and release of phosphorus from soil

G - Articles in popular magazines and other technical publications

Blake, L. and Johnston, A. E. 1999. The retention and release of phosphorus from soil. IMPHOS Phosphate Newsletter. 8-9, p. 6.

Are the Rothamsted experiments still relevant to modern farming?

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. and Powlson, D. S. 1999. Are the Rothamsted experiments still relevant to modern farming? Proceedings International Symposium Dauerdungungsversuche als Grundlage fur nachhaltige Landnutzung und Quantifizierung von Stoffkreislaufen, Halle, 3-6 June 1999 (UFZ-Bericht no. 24). pp. 25-27

Assessing the importance of soluble organic nitrogen in agricultural soils

C1 - Edited contributions to conferences/learned societies

Murphy, D. V., Fortune, S., Wakefield, J. A., Stockdale, E. A., Poulton, P. R., Webster, C. P., Wilmer, W. S., Goulding, K. W. T. and Gaunt, J. L. 1999. Assessing the importance of soluble organic nitrogen in agricultural soils. Wilson, W. S., Hinton, R. H. and Ball, A. S. (ed.) Managing risks of nitrates to humans and the environment . Royal Society of Chemistry (RSC), Cambridge. pp. 65-86

Changes in soil chemistry accompanying acidification over more than 100 years under woodland and grass at Rothamsted Experimental Station, UK

A - Papers appearing in refereed journals

Blake, L., Goulding, K. W. T., Mott, C. J. B. and Johnston, A. E. 1999. Changes in soil chemistry accompanying acidification over more than 100 years under woodland and grass at Rothamsted Experimental Station, UK. European Journal of Soil Science. 50 (3), pp. 401-412. https://doi.org/10.1046/j.1365-2389.1999.00253.x

Barley and cereal yellow dwarf virus epidemiology and control strategies

B - Book chapters etc edited externally

Burgess, A. J., Harrington, R. and Plumb, R. T. 1999. Barley and cereal yellow dwarf virus epidemiology and control strategies. in: Smith, H. G. and Barker, H. (ed.) The Luteoviridae CABI International, Wallingford, Oxon (CABI). pp. 248-279

The effects of isothiocyanates on the growth of the entomopathogenic fungus Metarhizium anisopliae and its infection of the mustard beetle

A - Papers appearing in refereed journals

Inyang, E. N., Butt, T. M., Doughty, K. J., Todd, A. D. and Archer, S. 1999. The effects of isothiocyanates on the growth of the entomopathogenic fungus Metarhizium anisopliae and its infection of the mustard beetle. Mycological Research. 103 (8), pp. 974-980. https://doi.org/10.1017/S0953756298007989

Ascospores as primary inoculum for epidemics of white leaf spot (Mycosphaerella capsellae ) in winter oilseed rape in the UK

A - Papers appearing in refereed journals

Inman, A. J., Fitt, B. D. L., Todd, A. D. and Evans, R. L. 1999. Ascospores as primary inoculum for epidemics of white leaf spot (Mycosphaerella capsellae ) in winter oilseed rape in the UK. Plant Pathology. 48 (3), pp. 308-319.

Nitrogen leaching from winter cereals grown as part of a 5-year ley-arable rotation

A - Papers appearing in refereed journals

Webster, C. P., Poulton, P. R. and Goulding, K. W. T. 1999. Nitrogen leaching from winter cereals grown as part of a 5-year ley-arable rotation. European Journal of Agronomy. 10 (2), pp. 99-109. https://doi.org/10.1016/S1161-0301(98)00058-6

Biological weed control via nutrient competition: potassium limitation of dandelions

A - Papers appearing in refereed journals

Tilman, E. A., Tilman, D., Crawley, M. J. and Johnston, A. E. 1999. Biological weed control via nutrient competition: potassium limitation of dandelions. Ecological Applications. 9 (1), pp. 103-111. https://doi.org/10.2307/2641171

Use of Sulfur Isotope Ratios To Determine Anthropogenic Sulfur Signals in a Grassland Ecosystem

A - Papers appearing in refereed journals

Zhao, F-J., Spiro, B., Poulton, P. R. and McGrath, S. P. 1998. Use of Sulfur Isotope Ratios To Determine Anthropogenic Sulfur Signals in a Grassland Ecosystem. Environmental Science & Technology. 32 (15), pp. 2288-2291. https://doi.org/10.1021/es980157f

Control en condiciones mediterraneas del enanismo amarillo de los cereales (BYD) y de sus vectores en trigo duro

A - Papers appearing in refereed journals

Pons, X., Comas, J., Albajes, R. and Plumb, R. T. 1998. Control en condiciones mediterraneas del enanismo amarillo de los cereales (BYD) y de sus vectores en trigo duro. Investigacion Agraria: Produccion y Proteccion Vegetales. 13, pp. 393-407.

Food security in the WANA region: the essential need for fertilizers

B - Book chapters etc edited externally

Johnston, A. E. 1998. Food security in the WANA region: the essential need for fertilizers. in: Johnston, A. E. (ed.) Food security in the WANA region, the essential need for balanced fertilization. Proceedings of a Regional Workshop of the International Potash Institute, Bornova, Izmir, Turkey, 25-30 May 1997 International Potash Institute (IPI), Berne, Switzerland. pp. 11-29

Food security in the WANA region, the essential need for balanced fertilization. Proceedings of a Regional Workshop of the International Potash Institute, Bornova, Izmir, Turkey, 26-30 May 1997

E - Books edited/written by staff member, alone/with others

Johnston, A. E. 1998. Food security in the WANA region, the essential need for balanced fertilization. Proceedings of a Regional Workshop of the International Potash Institute, Bornova, Izmir, Turkey, 26-30 May 1997. International Potash Institute (IPI), Berne, Switzerland.

Organic geochemical studies of soils from Rothamsted Experimental Station: III Nitrogen-containing organic matter in soil from Geescroft Wilderness

B - Book chapters etc edited externally

Van Bergen, P. F., Flannery, M. B., Poulton, P. R. and Evershed, R. P. 1998. Organic geochemical studies of soils from Rothamsted Experimental Station: III Nitrogen-containing organic matter in soil from Geescroft Wilderness. in: Stankiewicz, B. A. and Vanbergen, P. F. (ed.) Nitrogen-containing macromolecules in bio- and geosphere. (American Chemical Society Symposium Series 707) pp. 321-338

The role of long-term experiments in agricultural development

C1 - Edited contributions to conferences/learned societies

Powlson, D. S., Poulton, P. R. and Gaunt, J. L. 1998. The role of long-term experiments in agricultural development. Swarup, A., Prasad, R. N. and DamodarReddy, D. (ed.) Proceedings ICAR National Workshop on Long-Term Soil Fertility Management through Integrated Plant Nutrient Supply, Bhopal, India, 2-4 April 1998 . pp. 1-15

The effectiveness of nitrogen derived from organic matter; results from long-term experiments

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. 1998. The effectiveness of nitrogen derived from organic matter; results from long-term experiments. Proceedings Conference on New Concepts on Plant Nutrition Acquisition, Tsukuba, Japan, March 1998 .

Organic geochemical studies of soils from the Rothamsted Classical Experiments - IV. Preliminary results from a study of the effect of soil pH on organic matter decay

A - Papers appearing in refereed journals

Van Bergen, P. F., Nott, C. J., Bull, I. D., Poulton, P. R. and Evershed, R. P. 1998. Organic geochemical studies of soils from the Rothamsted Classical Experiments - IV. Preliminary results from a study of the effect of soil pH on organic matter decay. Organic Geochemistry. 29, pp. 1779-1795. https://doi.org/10.1016/S0146-6380(98)00188-0

Assessment of some spatially variable soil factors limiting crop yields (Proceedings International Fertiliser Society No. 419)

C1 - Edited contributions to conferences/learned societies

Johnston, A. E., Barraclough, P. B., Poulton, P. R. and Dawson, C. J. 1998. Assessment of some spatially variable soil factors limiting crop yields (Proceedings International Fertiliser Society No. 419). International Fertiliser Society, York. pp. 46pp

A stochastic simulation model for evaluating the concept of patch spraying

A - Papers appearing in refereed journals

Paice, M. E. R., Day, W., Rew, L. J. and Howard, A. 1998. A stochastic simulation model for evaluating the concept of patch spraying. Weed Research. 38 (5), pp. 373-388.

Obituary: 1921-97: John Malcolm ('Jim') Hirst, FRS

G - Articles in popular magazines and other technical publications

Plumb, R. T. and Jenkyn, J. F. 1998. Obituary: 1921-97: John Malcolm ('Jim') Hirst, FRS. Plant Pathology. 47, p. 543.

Twenty-five years of monitoring pH and nutrient status of soils in England and Wales

A - Papers appearing in refereed journals

Skinner, R. J. and Todd, A. D. 1998. Twenty-five years of monitoring pH and nutrient status of soils in England and Wales. Soil Use and Management. 14 (3), pp. 162-169.

A comparison of management regimes for one-year rotational set-aside within a sequence of winter wheat crops, and of growing wheat without interruption. 3. Effects on diseases

A - Papers appearing in refereed journals

Jenkyn, J. F., Gutteridge, R. J. and Todd, A. D. 1998. A comparison of management regimes for one-year rotational set-aside within a sequence of winter wheat crops, and of growing wheat without interruption. 3. Effects on diseases. The Journal of Agricultural Science. 130, pp. 399-410. https://doi.org/10.1017/S0021859698005450

Nutrient management for sustainable crop production in Asia

E - Books edited/written by staff member, alone/with others

Johnston, A. E. Syers, J. K. (ed.) 1998. Nutrient management for sustainable crop production in Asia. CABI International, Wallingford, Oxon (CABI).

Use of sulfur isotope ratios to determine anthropogenic sulfur signals in a grassland ecosystem

A - Papers appearing in refereed journals

Zhao, F-J., Spiro, B., Poulton, P. R. and McGrath, S. P. 1998. Use of sulfur isotope ratios to determine anthropogenic sulfur signals in a grassland ecosystem. Environmental Science & Technology. 32, pp. 2288-2291. https://doi.org/10.1021/es980157f

Is exchangeable K a sufficient guide for K recommendations?

C2 - Non-edited contributions to conferences

Johnston, A. E. and Krauss, A. 1998. Is exchangeable K a sufficient guide for K recommendations? Proceedings 16th World Congress of Soil Science, Montpellier, 20-26 August 1998 .

Working Group Reports and Conference Summary

B - Book chapters etc edited externally

Johnston, A. E. and Syers, J. K. 1998. Working Group Reports and Conference Summary. in: Johnston, A. E. and Syers, J. K. (ed.) Nutrient management for sustainable crop production in Asia CABI International, Wallingford, Oxon (CABI). pp. 375-383

The importance of fertilizers in plant nutrient management

B - Book chapters etc edited externally

Johnston, A. E. 1998. The importance of fertilizers in plant nutrient management. in: Johnston, A. E. and Syers, J. K. (ed.) Nutrient management for sustainable crop production in Asia CABI International, Wallingford, Oxon (CABI). pp. 35-50

Nitrogen deposition and its contribution to nitrogen cycling and associated soil processes

A - Papers appearing in refereed journals

Goulding, K. W. T., Bailey, N. J., Bradbury, N. J., Hargreaves, P., Howe, M., Murphy, D. V., Poulton, P. R. and Willison, T. W. 1998. Nitrogen deposition and its contribution to nitrogen cycling and associated soil processes. New Phytologist. 139 (1), pp. 49-58. https://doi.org/10.1046/j.1469-8137.1998.00182.x

Phosphorus losses from arable land in England

A - Papers appearing in refereed journals

Catt, J. A., Howse, K. R., Farina, R., Brockie, D., Todd, A. D., Chambers, B. J., Hodgkinson, R., Harris, G. L. and Quinton, J. N. 1998. Phosphorus losses from arable land in England. Soil Use and Management. 14 (supp 4), pp. 168-174. https://doi.org/10.1111/j.1475-2743.1998.tb00636.x

Phosphorus movement in drainage water from the Broadbalk Experiment

C2 - Non-edited contributions to conferences

Brookes, P. C., Heckrath, G., Poulton, P. R. and Goulding, K. W. T. 1998. Phosphorus movement in drainage water from the Broadbalk Experiment. Proceedings 16th World Congress of Soil Science, Montpellier, 20-26 August 1998 . pp. 263

Evidence for the presence of PCDD/Fs in the environment prior to 1900 and further studies on their temporal trends

A - Papers appearing in refereed journals

Alcock, R. E., Mclachlan, M. S., Johnston, A. E. and Jones, K. C. 1998. Evidence for the presence of PCDD/Fs in the environment prior to 1900 and further studies on their temporal trends. Environmental Science & Technology. 32 (11), pp. 1580-1587. https://doi.org/10.1021/es9705046

The effect of long-term fertilizer nitrogen and farmyard manure on soluble forms of nitrogen in the soil

C2 - Non-edited contributions to conferences

Wakefield, J. A., Poulton, P. R., Murphy, D. V. and Webster, C. P. 1998. The effect of long-term fertilizer nitrogen and farmyard manure on soluble forms of nitrogen in the soil. Abstracts British Society for Soil Science Down to Earth Conference, University of Reading, 31 March-1 April 1998 .

Using the long-term experiments at Rothamsted to address current agricultural and environmental issues

A - Papers appearing in refereed journals

Powlson, D. S. and Poulton, P. R. 1998. Using the long-term experiments at Rothamsted to address current agricultural and environmental issues. Archives of Agronomy and Soil Science. 42 (6), pp. 455-478. https://doi.org/10.1080/03650349809385747

Integration of nitrate cover crops into sugarbeet (Beta vulgaris ) rotations. II. Effect of cover crops on growth, yield and N requirement of sugarbeet

A - Papers appearing in refereed journals

Allison, M. F., Armstrong, M. J., Jaggard, K. W. and Todd, A. D. 1998. Integration of nitrate cover crops into sugarbeet (Beta vulgaris ) rotations. II. Effect of cover crops on growth, yield and N requirement of sugarbeet. The Journal of Agricultural Science. 130, pp. 61-67. https://doi.org/10.1017/S002185969700511X

Integration of nitrate cover crops into sugarbeet (Beta vulgaris) rotations. I. Management and effectiveness of nitrate cover crops

A - Papers appearing in refereed journals

Allison, M. F., Armstrong, M. J., Jaggard, K. W. and Todd, A. D. 1998. Integration of nitrate cover crops into sugarbeet (Beta vulgaris) rotations. I. Management and effectiveness of nitrate cover crops. The Journal of Agricultural Science. 130, pp. 53-60. https://doi.org/10.1017/S0021859697005108

Present status of controlling barley yellow dwarf virus

B - Book chapters etc edited externally

Burnett, P. A. and Plumb, R. T. 1998. Present status of controlling barley yellow dwarf virus. in: Hadidi, A., Koganezawa, H. and Khetarpal, R. K. (ed.) Plant virus disease control APA Press, St Paul. pp. 448-

Sugar beet yellow net complex contains a luteovirus component

A - Papers appearing in refereed journals

Sugars, J. M., Lennon, E. A., Plumb, R. T. and White, R. F. 1998. Sugar beet yellow net complex contains a luteovirus component. Plant Pathology. 47 (1), pp. 89-94. https://doi.org/10.1046/j.1365-3059.1998.00203.x

Organic geochemical studies of soils from the Rothamsted Classical Experiments II: soils from the Hoosfield Spring Barley experiment treated with different quantities of manure

A - Papers appearing in refereed journals

Bull, I. D., Van Bergen, P. F., Poulton, P. R. and Evershed, R. P. 1998. Organic geochemical studies of soils from the Rothamsted Classical Experiments II: soils from the Hoosfield Spring Barley experiment treated with different quantities of manure. Organic Geochemistry. 28 (1-2), pp. 11-26. https://doi.org/10.1016/S0146-6380(97)00114-9

Genstat 5 Release 4.1 reference manual supplement

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Baird, D. B., Gilmour, A. R., Harding, S. A., Morgan, G. W., Murray, D. A., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 1997. Genstat 5 Release 4.1 reference manual supplement. Numerical Algorithms Group, Oxford.

Genstat for Windows command language manual

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Baird, D. B., Gilmour, A. R., Harding, S. A., Morgan, G. W., Murray, D. A., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 1997. Genstat for Windows command language manual. Numerical Algorithms Group, Oxford.

Integrated plant nutrient management for efficient crop production

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1997. Integrated plant nutrient management for efficient crop production. Proceedings Dahlia Greidinger International Symposium on Fertilization and the Environment, Haifa, 24-27 March 1997 . pp. 37-48

Simulating trends in soil organic carbon in long-term experiments using the Verberne/MOTOR model

A - Papers appearing in refereed journals

Whitmore, A. P., Klein-Gunnewiek, H., Crocker, G. J., Klir, J., Korschens, M. and Poulton, P. R. 1997. Simulating trends in soil organic carbon in long-term experiments using the Verberne/MOTOR model. Geoderma. 81 (1-2), pp. 137-151. https://doi.org/10.1016/S0016-7061(97)00086-4

Simulating trends in soil organic carbon in long-term experiments using the NCSOIL and NCSWAP models

A - Papers appearing in refereed journals

Molina, J. A. E., Crocker, G. J., Grace, P. R., Klir, J., Korschens, M., Poulton, P. R. and Richter, D. D. 1997. Simulating trends in soil organic carbon in long-term experiments using the NCSOIL and NCSWAP models. Geoderma. 81 (1/2), pp. 91-107. https://doi.org/10.1016/S0016-7061(97)00083-9

Simulating trends in soil organic carbon in long-term experiments using the century model

A - Papers appearing in refereed journals

Kelly, R. H., Parton, W. J., Crocker, G. J., Grace, P. R., Klir, J., Korschens, M., Poulton, P. R. and Richter, D. D. 1997. Simulating trends in soil organic carbon in long-term experiments using the century model. Geoderma. 81 (1/2), pp. 75-90. https://doi.org/10.1016/S0016-7061(97)00082-7

Simulating trends in soil organic carbon in long-term experiments using the soil-plant-atmosphere model DAISY

A - Papers appearing in refereed journals

Jensen, L. S., Mueller, T., Nielsen, N. E., Hansen, S., Crocker, G. J., Grace, P. R., Klir, J., Korschens, M. and Poulton, P. R. 1997. Simulating trends in soil organic carbon in long-term experiments using the soil-plant-atmosphere model DAISY. Geoderma. 81 (1/2), pp. 5-28. https://doi.org/10.1016/S0016-7061(97)88181-5

Simulating trends in soil organic carbon in long-term experiments using the CANDY model

A - Papers appearing in refereed journals

Franko, U., Crocker, G. J., Grace, P. R., Klir, J., Korschens, M., Poulton, P. R. and Richter, D. D. 1997. Simulating trends in soil organic carbon in long-term experiments using the CANDY model. Geoderma. 81 (1/2), pp. 109-120. https://doi.org/10.1016/S0016-7061(97)00084-0

Simulating trends in soil organic carbon in long-term experiments using RothC-26.3

A - Papers appearing in refereed journals

Coleman, K., Jenkinson, D. S., Crocker, G. J., Grace, P. R., Klir, J., Korschens, M., Poulton, P. R. and Richter, D. D. 1997. Simulating trends in soil organic carbon in long-term experiments using RothC-26.3. Geoderma. 81 (1/2), pp. 29-44. https://doi.org/10.1016/S0016-7061(97)00079-7

Simulating trends of soil organic carbon in seven long-term experiments using the SOMM model of the humus types

A - Papers appearing in refereed journals

Chertov, O. G., Komarov, A. S., Crocker, G., Grace, P., Klir, J., Korschens, M., Poulton, P. R. and Richter, D. 1997. Simulating trends of soil organic carbon in seven long-term experiments using the SOMM model of the humus types. Geoderma. 81 (1/2), pp. 121-135. https://doi.org/10.1016/S0016-7061(97)00085-2

Simulating trends in soil organic carbon in long-term experiments using the DNDC model

A - Papers appearing in refereed journals

Changsheng, L., Frolking, S., Crocker, G. J., Grace, P. R., Klir, J., Korschens, M. and Poulton, P. R. 1997. Simulating trends in soil organic carbon in long-term experiments using the DNDC model. Geoderma. 81 (1/2), pp. 45-60. https://doi.org/10.1016/S0016-7061(97)00080-3

Simulating trends in soil organic carbon in long-term experiments using the ITE (Edinburgh) Forest and Hurley pasture ecosystem models

A - Papers appearing in refereed journals

Arah, J. R. M., Thornley, J. H. M., Poulton, P. R. and Richter, D. D. 1997. Simulating trends in soil organic carbon in long-term experiments using the ITE (Edinburgh) Forest and Hurley pasture ecosystem models. Geoderma. 81 (1/2), pp. 61-74. https://doi.org/10.1016/S0016-7061(97)00081-5

Topping level, sugar yield and root quality of beet from a range of soils: a study for the National Farmers' Union 1996/97

D1 - Technical reports: non-confidential

Jaggard, K. W., Clark, C. J. A. and Todd, A. D. 1997. Topping level, sugar yield and root quality of beet from a range of soils: a study for the National Farmers' Union 1996/97. Confidential Report for the NFU.

Nutrient availability and yield variation in beet rotations: implications for precision farming

C1 - Edited contributions to conferences/learned societies

Jaggard, K. W., Allison, M. F. and Todd, A. D. 1997. Nutrient availability and yield variation in beet rotations: implications for precision farming. Proceedings 60th Congress of the Institut International de Recherches Betteravieres, Cambridge, July 1997 . pp. 303-306

Bringing precision to decisions in agriculture

G - Articles in popular magazines and other technical publications

Plumb, R. T. 1997. Bringing precision to decisions in agriculture. Pesticide Outlook. December 1997, pp. 29-33.

Nitrogen-containing macromolecular moieties in soil organic matter

C2 - Non-edited contributions to conferences

Van Bergen, P. F., Poulton, P. R. and Evershed, R. P. 1997. Nitrogen-containing macromolecular moieties in soil organic matter. American Chemical Society (ACS).

Impact and epidemiology of barley yellow dwarf luteovirus on some biomass crops in the UK

G - Articles in popular magazines and other technical publications

Lamptey, J. N. L., Plumb, R. T. and Shaw, M. W. 1997. Impact and epidemiology of barley yellow dwarf luteovirus on some biomass crops in the UK. Barley Yellow Dwarf Newsletter. 6, pp. 19-20.

BYDV in spring barley

G - Articles in popular magazines and other technical publications

Plumb, R. T. and Bass, C. 1997. BYDV in spring barley. Barley Yellow Dwarf Newsletter. 6, p. 7.

Genstat 5 Release 4.1 reference summary

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Baird, D. B., Gilmour, A. R., Harding, S. A., Morgan, G. W., Murray, D. A., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 1997. Genstat 5 Release 4.1 reference summary. Numerical Algorithms Group, Oxford.

Effects of season, soil type and cropping on recoveries, residues and losses of 15N-labelled fertilizer applied to arable crops in spring

A - Papers appearing in refereed journals

Macdonald, A. J., Poulton, P. R., Powlson, D. S. and Jenkinson, D. S. 1997. Effects of season, soil type and cropping on recoveries, residues and losses of 15N-labelled fertilizer applied to arable crops in spring. The Journal of Agricultural Science. 129 (2), pp. 125-154. https://doi.org/10.1017/S0021859697004619

Fertilisers and agriculture: fifty years of developments and challenges

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1997. Fertilisers and agriculture: fifty years of developments and challenges.

Peat - a valuable resource

C1 - Edited contributions to conferences/learned societies

Johnston, A. E., Hewitt, M. V., Poulton, P. R. and Lane, P. W. 1997. Peat - a valuable resource. Wilson, W. S. and Hayes, M. H. B. (ed.) Humic substances in soils, peats and waters: health and environmental aspects . Royal Society of Chemistry (RSC), Cambridge. pp. 368-383

Soil organic matter and soil quality: lessons learned from long term field experiments at Askov and Rothamsted

B - Book chapters etc edited externally

Christensen, B. T. and Johnston, A. E. 1997. Soil organic matter and soil quality: lessons learned from long term field experiments at Askov and Rothamsted. in: Carter, M. R. and Gregorich, E. G. (ed.) Soil quality for crop production and ecosystem health Elsevier, Amsterdam. pp. 399-430

Fate of 15N-labelled fertilizer applied to spring barley grown on soils of contrasting nutrient status

A - Papers appearing in refereed journals

Glendining, M. J., Poulton, P. R., Powlson, D. S. and Jenkinson, D. S. 1997. Fate of 15N-labelled fertilizer applied to spring barley grown on soils of contrasting nutrient status. Plant and Soil. 195, pp. 83-98. https://doi.org/10.1023/A:1004295531657

Comparison of fertilizer phosphorus recommendations in Ireland and England and Wales

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. 1997. Comparison of fertilizer phosphorus recommendations in Ireland and England and Wales. Brookes, P. C., Johnston, A. E., Tunney, H. and Carton, O. T. (ed.) Phosphorus loss from soil to water . CABI International, Wallingford, Oxon (CABI). pp. 449-452

Factors affecting critical soil phosphorus values

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. 1997. Factors affecting critical soil phosphorus values. Brookes, P. C., Johnston, A. E., Tunney, H. and Carton, O. T. (ed.) Phosphorus loss from soil to water . CABI International, Wallingford, Oxon (CABI). pp. 445-448

Defining critical levels of available soil phosphorus for agricultural crops

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. 1997. Defining critical levels of available soil phosphorus for agricultural crops. Brookes, P. C., Johnston, A. E., Tunney, H. and Carton, O. T. (ed.) Phosphorus loss from soil to water . CABI International, Wallingford, Oxon (CABI). pp. 441-445

The downward movement and retention of phosphorus in agricultural soils

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. 1997. The downward movement and retention of phosphorus in agricultural soils. Brookes, P. C., Johnston, A. E., Tunney, H. and Carton, O. T. (ed.) Phosphorus loss from soil to water . CABI International, Wallingford, Oxon (CABI). pp. 422-425

Phosphorus losses in drainage water from an arable silty clay loam soil

B - Book chapters etc edited externally

Heckrath, G., Poulton, P. R. and Goulding, K. W. T. 1997. Phosphorus losses in drainage water from an arable silty clay loam soil. in: Brookes, P. C., Johnston, A. E., Tunney, H. and Carton, O. T. (ed.) Phosphorus loss from soil water CABI International, Wallingford, Oxon (CABI). pp. 367-369

Aspects of soil fertility in the interpretation of yield maps as an aid to precision farming

C1 - Edited contributions to conferences/learned societies

Dawson, C. J. and Johnston, A. E. 1997. Aspects of soil fertility in the interpretation of yield maps as an aid to precision farming. Stafford, J. V. (ed.) Precision Agriculture 1997: Proceedings 1st European Conference on Precision Agriculture, Warwick, September 1997 . BIOS Scientific Publishers Limited. pp. 87-94

Organic geochemical studies of soils from the Rothamsted Classical experiments. I. Total lipid extracts, solvent insoluble residues and humic acids from Broadbalk Wilderness

A - Papers appearing in refereed journals

Van Bergen, P. F., Bull, I. D., Poulton, P. R. and Evershed, R. P. 1997. Organic geochemical studies of soils from the Rothamsted Classical experiments. I. Total lipid extracts, solvent insoluble residues and humic acids from Broadbalk Wilderness. Organic Geochemistry. 26 (1-2), pp. 117-135. https://doi.org/10.1016/S0146-6380(96)00134-9

Phosphorus loss from soil to water

E - Books edited/written by staff member, alone/with others

Tunney, H., Carton, O. T., Brookes, P. C. and Johnston, A. E. 1997. Phosphorus loss from soil to water. CABI International, Wallingford, Oxon (CABI).

Importance of farming practice on the isolation frequency of Thermoactinomyces species

A - Papers appearing in refereed journals

Jackson, A. M., Poulton, P. R. and Ball, A. S. 1997. Importance of farming practice on the isolation frequency of Thermoactinomyces species. Soil Biology and Biochemistry. 29, pp. 207-210. https://doi.org/10.1016/S0038-0717(96)00295-7

Structure of a Genstat userfile

G - Articles in popular magazines and other technical publications

Todd, A. D. 1997. Structure of a Genstat userfile. Genstat newsletter. 33, pp. 42-45.

The potassium, sodium, magnesium, calcium and phosphate nutrition of sugarbeet (Beta vulgaris ) grown on soils containing incorporated straw

A - Papers appearing in refereed journals

Allison, M. F., Chapman, J. L., Garat, C. E. and Todd, A. D. 1997. The potassium, sodium, magnesium, calcium and phosphate nutrition of sugarbeet (Beta vulgaris ) grown on soils containing incorporated straw. Journal of the Science of Food and Agriculture. 74 (2), pp. 216-220. https://doi.org/10.1002/(SICI)1097-0010(199706)74:2<216::AID-JSFA791>3.0.CO;2-R

The value of long-term field experiments in agricultural, ecological and environmental research

B - Book chapters etc edited externally

Johnston, A. E. 1997. The value of long-term field experiments in agricultural, ecological and environmental research. in: Sparks, D. L. (ed.) Advances in Agronomy (Vol. 59) Elsevier.

The recovery of 15N-labelled fertilizer applied to Miscanthus x giganteus

A - Papers appearing in refereed journals

Christian, D. G., Poulton, P. R., Riche, A. B. and Yates, N. E. 1997. The recovery of 15N-labelled fertilizer applied to Miscanthus x giganteus. Biomass & Bioenergy. 12 (1), pp. 21-24. https://doi.org/10.1016/S0961-9534(96)00060-8

Control of aphids and barley yellow dwarf virus in spring-sown cereals

A - Papers appearing in refereed journals

Mann, J. A., Harrington, R., Carter, N. and Plumb, R. T. 1997. Control of aphids and barley yellow dwarf virus in spring-sown cereals. Crop Protection. 16 (1), pp. 81-87. https://doi.org/10.1016/S0261-2194(96)00068-3

Genstat 5 Release 3.2 Command Language Manual

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R. J., Welham, S. J. and White, Robin P. 1996. Genstat 5 Release 3.2 Command Language Manual. Numerical Algorithms Group, Oxford.

Phosphorus: essential plant nutrient, possible pollutant

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1996. Phosphorus: essential plant nutrient, possible pollutant. Meststoffen.

Application of 15N labelled materials to soil research

C2 - Non-edited contributions to conferences

Mepham, N., Poulton, P. R. and Murphy, D. V. 1996. Application of 15N labelled materials to soil research. Abstracts Stable Isotope Mass Spectrometry Users Group 2nd Annual Conference (SIMSUG '96), Llandudno, 10-12 Januery 1996 .

The effect of organic manures on N mineralisation

C2 - Non-edited contributions to conferences

Gaunt, J. L., Murphy, D. V. and Poulton, P. R. 1996. The effect of organic manures on N mineralisation. Abstracts British Society of Soil Science Meeting, Dundee, 23-25 September 1996 . pp. 61

Soil organic matter: something old, something new

C2 - Non-edited contributions to conferences

Powlson, D. S., Smith, P., Coleman, K., Gaunt, J. L., Dendooven, L., Poulton, P. R., Mahieu, N. and Randall, E. W. 1996. Soil organic matter: something old, something new.

Woburn Ley-Arable

D1 - Technical reports: non-confidential

Poulton, P. R. 1996. Woburn Ley-Arable. GCTE Focus 3 Office, Wallingford.

Park Grass

D1 - Technical reports: non-confidential

Poulton, P. R. 1996. Park Grass. GCTE Focus 3 Office, Wallingford.

Hoosfield Continuous Barley

D1 - Technical reports: non-confidential

Poulton, P. R. 1996. Hoosfield Continuous Barley. GCTE Focus 3 Office, Wallingford.

Geescroft Wilderness

D1 - Technical reports: non-confidential

Poulton, P. R. 1996. Geescroft Wilderness. GCTE Focus 3 Office, Wallingford.

Broadbalk Wheat Experiment

D1 - Technical reports: non-confidential

Poulton, P. R. 1996. Broadbalk Wheat Experiment. GCTE Focus 3 Office, Wallingford.

A polymorphism for phosphate uptake/arsenate tolerance in Holcus lanatus L.: is there a correlation with edaphic or environmental factors?

A - Papers appearing in refereed journals

Naylor, J., Macnair, M. R., Williams, E. N. D. and Poulton, P. R. 1996. A polymorphism for phosphate uptake/arsenate tolerance in Holcus lanatus L.: is there a correlation with edaphic or environmental factors? Heredity. 77, pp. 509-517. https://doi.org/10.1038/hdy.1996.178

Management and modification procedures for long-term field experiments

A - Papers appearing in refereed journals

Poulton, P. R. 1996. Management and modification procedures for long-term field experiments. Canadian journal of plant science. 76, pp. 587-594. https://doi.org/10.4141/cjps96-106

The long-term effect of ley-arable cropping on soil organic matter and crop yield

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. and Johnston, A. E. 1996. The long-term effect of ley-arable cropping on soil organic matter and crop yield. Transactions 9th Nitrogen Workshop, Braunschweig, 9-12 September 1996 . pp. 437-440

The Rothamsted long-term experiments: are they still relevant?

A - Papers appearing in refereed journals

Poulton, P. R. 1996. The Rothamsted long-term experiments: are they still relevant? Canadian journal of plant science. 76, pp. 559-571. https://doi.org/10.4141/cjps96-103

The effect of organic manures on N mineralisation

C2 - Non-edited contributions to conferences

Gaunt, J. L., Murphy, D. V. and Poulton, P. R. 1996. The effect of organic manures on N mineralisation. Transactions 9th Nitrogen Workshop, Braunschweig, 9-12 September 1996 . pp. 225

Dynamics of organic carbon and nitrogen in long-term field experiments with organic and inorganic fertilizer applications in soils with different texture under different climatic regimes

C1 - Edited contributions to conferences/learned societies

Dendooven, L., Poulton, P. R., Powlson, D. S., Müller, A., Ritzkowski, E. M., Korschens, M., Kubat, J., Klir, J. and Mercik, S. 1996. Dynamics of organic carbon and nitrogen in long-term field experiments with organic and inorganic fertilizer applications in soils with different texture under different climatic regimes. Transactions 9th Nitrogen Workshop, Braunschweig, 9-12 September 1996 . pp. 205-208

Nitrification and N2O emissions from soil with a long-term history of different pH

C1 - Edited contributions to conferences/learned societies

Dendooven, L., Ellis, S., Murphy, E. and Poulton, P. R. 1996. Nitrification and N2O emissions from soil with a long-term history of different pH. Transactions 9th Nitrogen Workshop, Braunschweig, 9-12 September 1996 . pp. 137-140

Occurrence of severe take-all in winter wheat after many years of growing spring barley, and effects of soil phosphate

A - Papers appearing in refereed journals

Gutteridge, R. J., Jenkyn, J. F. and Poulton, P. R. 1996. Occurrence of severe take-all in winter wheat after many years of growing spring barley, and effects of soil phosphate. Aspects of Applied Biology. 47, pp. 453-458.

Issues and opportunities for precision approaches to crop management

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. 1996. Issues and opportunities for precision approaches to crop management. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 1996 . pp. 1097-1104

Factors affecting cover crop dry matter production in beet rotations

C1 - Edited contributions to conferences/learned societies

Allison, M. F., Garat, C. E., Armstrong, M. J. and Todd, A. D. 1996. Factors affecting cover crop dry matter production in beet rotations. Rotations and Cropping Systems. Aspects of Applied Biology 47 . pp. 367-370

An analysis of the agronomic, economic and environmental effects of applying N fertilizer to sugarbeet (Beta vulgaris )

A - Papers appearing in refereed journals

Allison, M. F., Armstrong, M. J., Jaggard, K. W., Todd, A. D. and Milford, G. F. J. 1996. An analysis of the agronomic, economic and environmental effects of applying N fertilizer to sugarbeet (Beta vulgaris ). The Journal of Agricultural Science. 127 (4), pp. 475-486. https://doi.org/10.1017/S0021859600078709

Mineralization of cover crop N: its contribution to subsequent crop N uptake and losses

C1 - Edited contributions to conferences/learned societies

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1996. Mineralization of cover crop N: its contribution to subsequent crop N uptake and losses. Proceedings 2nd EC Concerted Action on Cover Crops (CA 2108), Gumpenstein, Austria, 4-7 November 1996 .

Barley yellow dwarf luteovirus (BYDV) infectivity of alate aphid vectors in northeast Spain

A - Papers appearing in refereed journals

Comas, J., Pons, X., Albajes, R. and Plumb, R. T. 1996. Barley yellow dwarf luteovirus (BYDV) infectivity of alate aphid vectors in northeast Spain. Journal of Phytopathology. 144 (5), pp. 273-276. https://doi.org/10.1111/j.1439-0434.1996.tb01528.x

The effects of long-term applications of inorganic nitrogen fertilizer on soil nitrogen in the Broadbalk Wheat Experiment

A - Papers appearing in refereed journals

Glendining, M. J., Powlson, D. S., Poulton, P. R., Bradbury, N. J., Palazzo, D. and Li, X. 1996. The effects of long-term applications of inorganic nitrogen fertilizer on soil nitrogen in the Broadbalk Wheat Experiment. The Journal of Agricultural Science. 127, pp. 347-363. https://doi.org/10.1017/S0021859600078527

Isotopic character of lead deposited from the atmosphere at a grassland site in the UK since 1860

A - Papers appearing in refereed journals

Bacon, J. R., Jones, K. C., McGrath, S. P. and Johnston, A. E. 1996. Isotopic character of lead deposited from the atmosphere at a grassland site in the UK since 1860. Environmental Science & Technology. 30 (8), pp. 2511-2518. https://doi.org/10.1021/es950839s

The effects on soil fertility of repeated applications of pesticides over 20 years

C2 - Non-edited contributions to conferences

Bromilow, R. H., Evans, A. A., Nicholls, P. H., Todd, A. D. and Briggs, G. G. 1996. The effects on soil fertility of repeated applications of pesticides over 20 years. Pesticides in Soil and the Environment. Proceedings COST 66 Workshop, Stratford-upon-Avon, 13-15 May 1996 . pp. 153-154

The effects on soil fertility of repeated applications of pesticides over 20 years

A - Papers appearing in refereed journals

Bromilow, R. H., Evans, A. A., Nicholls, P. H., Todd, A. D. and Briggs, G. G. 1996. The effects on soil fertility of repeated applications of pesticides over 20 years. Pesticide Science. 48, pp. 63-72.

Point process modelling of BYMV incidence in lupins

C1 - Edited contributions to conferences/learned societies

Mugglestone, M. A., Lee, B. Y. Y., Mohamad Roff, M. N., Jones, P., Plumb, R. T. and Deadman, M. L. 1996. Point process modelling of BYMV incidence in lupins. Modelling in Applied Biology: Spatial Aspects. Aspects of Applied Biology 46 . pp. 87-94

Modelling changes in soil organic nitrogen on the Broadbalk experiment

A - Papers appearing in refereed journals

Bradbury, N. J., Glendining, M. J. and Poulton, P. R. 1996. Modelling changes in soil organic nitrogen on the Broadbalk experiment. Soil Use and Management. 12, p. 105.

Effects of inoculum sources on the accuracy and precision of experiments testing different times of applying fungicides to control powdery mildew (Erysiphe graminis f. sp. hordei ) on spring barley

A - Papers appearing in refereed journals

Jenkyn, J. F., Todd, A. D., Bainbridge, A. and Dyke, G. V. 1996. Effects of inoculum sources on the accuracy and precision of experiments testing different times of applying fungicides to control powdery mildew (Erysiphe graminis f. sp. hordei ) on spring barley. The Journal of Agricultural Science. 126 (3), pp. 259-275. https://doi.org/10.1017/S0021859600074815

Evidence for a decline in atmospheric emissions of PCDD/Fs in the UK

A - Papers appearing in refereed journals

Kjeller, L. O., Jones, K. C., Johnston, A. E. and Rappe, C. 1996. Evidence for a decline in atmospheric emissions of PCDD/Fs in the UK. Environmental Science & Technology. 30 (4), pp. 1398-1403. https://doi.org/10.1021/es950708r

Interpretation difficulties with long-term experiments

C1 - Edited contributions to conferences/learned societies

Glendining, M. J. and Poulton, P. R. 1996. Interpretation difficulties with long-term experiments. Powlson, D. S., Smith, J. U. and Smith, P. (ed.) Evaluation of soil organic models using existing long-term datasets (NATO ASI Series I, Vol. 38) . Springer, Berlin. pp. 99-110 https://doi.org/10.1007/978-3-642-61094-3_8

Geescroft Wilderness, 1883-1995

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. 1996. Geescroft Wilderness, 1883-1995. Powlson, D. S., Smith, J. U. and Smith, P. (ed.) Evaluation of soil organic matter models using existing long-term datasets (NATO ASI Series I, Vol. 38) . Springer, Berlin. pp. 385-390

The Park Grass Experiment, 1856-1995

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. 1996. The Park Grass Experiment, 1856-1995. Powlson, D. S., Smith, J. U. and Smith, P. (ed.) Evaluation of soil organic matter models using existing long-term datasets (NATO ASI Series I, Vol. 38) . Springer, Berlin. pp. 377-384

Genstat 5 for Windows reference manual supplement

D1 - Technical reports: non-confidential

Payne, R. W., Lane, P. W., Baird, D. B., Gilmour, A. R., Harding, S. A., Morgan, G. W., Murray, D. A., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 1995. Genstat 5 for Windows reference manual supplement. Oxford Numerical Algorithms Group.

Are polychlorinated biphenyls produced naturally? Results from recent UK investigations

B - Book chapters etc edited externally

Alcock, R. E., Lead, W. A., Johnston, A. E. and Jones, K. C. 1995. Are polychlorinated biphenyls produced naturally? Results from recent UK investigations. in: Grimvall, A. and de Leer, E. W. B. (ed.) Naturally-produced organo-halogens: Selected and edited proceedings of the First Conference on Naturally-Produced Organohalogens&nbsp; Dordrecht, Netherlands, Springer Science.

Movement of water and the herbicides atrazine and isoproturon through a large structured clay soil core

A - Papers appearing in refereed journals

Beck, A. J., Lam, V., Henderson, D. E., Beven, K. J., Harris, G. L., Howse, K. R., Johnston, A. E. and Jones, K. C. 1995. Movement of water and the herbicides atrazine and isoproturon through a large structured clay soil core. Journal of Contaminant Hydrology. 19, pp. 237-260.

The Significance of the Retention of Atmospherically Deposited Cadmium on Plant-Surfaces to the Cadmium Content of Herbage

A - Papers appearing in refereed journals

Nicholson, F. A., Jones, K. C. and Johnston, A. E. 1995. The Significance of the Retention of Atmospherically Deposited Cadmium on Plant-Surfaces to the Cadmium Content of Herbage. Chemosphere. 31 (4), pp. 3043-3049.

Barley yellow dwarf luteovirus (BYDV) infection of grasses grown for biomass

C2 - Non-edited contributions to conferences

Lamptey, J. N. L., Plumb, R. T. and Shaw, M. W. 1995. Barley yellow dwarf luteovirus (BYDV) infection of grasses grown for biomass. Abstracts 7th Conference on Virus Diseases of Poaceae in Europe, Versailles, 1995 .

Genstat for Windows. Release 3.2 manual supplement

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R., Welham, S. J. and White, Robin P. 1995. Genstat for Windows. Release 3.2 manual supplement. Numerical Algorithms Group, Oxford.

Genstat for Windows reference summary

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R., Welham, S. J. and White, Robin P. 1995. Genstat for Windows reference summary. Numerical Algorithms Group, Oxford.

The importance of long-term field trials in understanding sustainable farming systems: the Rothamsted experience

A - Papers appearing in refereed journals

Poulton, P. R. 1995. The importance of long-term field trials in understanding sustainable farming systems: the Rothamsted experience. Australian Journal Of Experimental Agriculture. 35 (7), pp. 825-834. https://doi.org/10.1071/EA9950825

Barley yellow dwarf virus strain incidence in small grain cereals in northeast Spain

A - Papers appearing in refereed journals

Comas, J., Pons, X., Albajes, R. and Plumb, R. T. 1995. Barley yellow dwarf virus strain incidence in small grain cereals in northeast Spain. Journal of Phytopathology. 143, pp. 609-611.

The significance of long-term experiments to agricultural research

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1995. The significance of long-term experiments to agricultural research. Christensen, B. T. and Trentemoller, U. (ed.) The Askov Long-Term Experiments on Animal Manure and Mineral Fertilizers, 100th Anniversary Workshop, Askov Experimental Station, 8-10 September 1994 . Danish Institute of Plant and Soil Science (DIPSS). pp. 19-23

The value of long-term field experiments in agricultural and environmental research

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1995. The value of long-term field experiments in agricultural and environmental research. Christensen, B. T. and Trentemoller, U. (ed.) The Askov Long-Term Experiments on Animal Manure and Mineral Fertilizers, 100th Anniverary Workshop, Askov Experimental Station, 8-10 September 1994 . Danish Institute of Plant and Soil Science (DIPSS). pp. 31-64

Modelling changes in soil organic nitrogen on Broadbalk

C2 - Non-edited contributions to conferences

Bradbury, N. J., Glendining, M. J. and Poulton, P. R. 1995. Modelling changes in soil organic nitrogen on Broadbalk. Abstracts SCI Meeting on Soil Organic Matter, London, 21 November 1995 .

Soil organic matter: something old, something new

C2 - Non-edited contributions to conferences

Powlson, D. S., Smith, P., Coleman, K., Gaunt, J. L., Dendooven, L., Poulton, P. R., Mahieu, N. and Randall, E. W. 1995. Soil organic matter: something old, something new. Abstracts SCI Meeting on Soil Organic Matter, London, 21 November 1995 .

Proceedings International Workshop on Phosphorus Loss to Water from Agriculture

E - Books edited/written by staff member, alone/with others

Tunney, H., Carton, O. T., Brookes, P. C., Johnston, A. E., Foy, R. H., Morgan, A. and Sharpley, A. N. Pionke, H. B. (ed.) 1995. Proceedings International Workshop on Phosphorus Loss to Water from Agriculture.

Genstat 5 release 3.2 reference summary

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R., Welham, S. J. and White, Robin P. 1995. Genstat 5 release 3.2 reference summary. Oxford Numerical Algorithms Group.

Genstat 5 release 3.2 manual supplement

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R., Welham, S. J. and White, Robin P. 1995. Genstat 5 release 3.2 manual supplement. Numerical Algorithms Group, Oxford.

The nodulation of micro-propagated plants of Parasponia andersonii by tropical legume rhizobia

A - Papers appearing in refereed journals

Webster, G., Poulton, P. R., Cocking, E. C. and Davey, M. R. 1995. The nodulation of micro-propagated plants of Parasponia andersonii by tropical legume rhizobia. Journal of Experimental Botany. 46 (9), pp. 1131-1137. https://doi.org/10.1093/jxb/46.9.1131

Comparison of TEAGASC (Ireland) and MAFF (England and Wales) fertilizer P recommendations

C1 - Edited contributions to conferences/learned societies

Poulton, P. R., Tunney, H. and Johnston, A. E. 1995. Comparison of TEAGASC (Ireland) and MAFF (England and Wales) fertilizer P recommendations. Proceedings International Workshop on Phosphorus Loss to Water from Agriculture, Wexford, 22-29 September 1995 . pp. 121-122

Factors affecting critical soil P values

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Poulton, P. R. 1995. Factors affecting critical soil P values. Proceedings International Workshop on Phosphorus Loss to Water from Agriculture, Wexford, 22-29 September 1995 . pp. 117-118

Defining critical levels of available soil P for agricultural soils

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Poulton, P. R. 1995. Defining critical levels of available soil P for agricultural soils. Proceedingss International Workshop on Phosphorus Loss to Water from Agriculture, Wexford, 22-29 September 1995 . pp. 115-116

The downward movement and retention of P in agricultural soils

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Poulton, P. R. 1995. The downward movement and retention of P in agricultural soils. Proceedingss International Workshop on Phosphorus Loss to Water from Agriculture, Wexford, 22-29 September 1995 . pp. 97-98

Phosphorus leaching from soils containing different phosphorus concentrations in the Broadbalk Experiment

A - Papers appearing in refereed journals

Heckrath, G., Brookes, P. C., Poulton, P. R. and Goulding, K. W. T. 1995. Phosphorus leaching from soils containing different phosphorus concentrations in the Broadbalk Experiment. Journal of Environmental Quality. 24 (5), pp. 904-910. https://doi.org/10.2134/jeq1995.00472425002400050018x

Phosphorus losses in drainage waters from an arable clay loam soil

C1 - Edited contributions to conferences/learned societies

Heckrath, G., Brookes, P. C., Poulton, P. R. and Goulding, K. W. T. 1995. Phosphorus losses in drainage waters from an arable clay loam soil. Proceedings International Workshop on Phosphorus Loss to Water from Agriculture, Wexford, 27-29 September 1995 . pp. 41-42

Phosphate losses in the Woburn Erosion Reference Experiment

C1 - Edited contributions to conferences/learned societies

Catt, J. A., Johnston, A. E. and Quinton, J. N. 1995. Phosphate losses in the Woburn Erosion Reference Experiment. Proceedings International Workshop on Phosphorus Loss to Water from Agriculture, Wexford, 27-29 September 1995 . pp. 51-52

Targets for introduction of pests and disease resistance into crops by genetic engineering: report of a review funded by MAFF

D1 - Technical reports: non-confidential

Pierpoint, W. S., Hughes, K. J. D., Shewry, P. R., Burrows, P. R., Henderson, I. F., Hirsch, P. R., Hughes , K. J. D., James, S., Lazzeri, P. A., Miflin, B. J., Plumb, R. T., Glen, D. M., Hargreaves, J. A., Elphinsone, J. G. and Stead, D. E. 1995. Targets for introduction of pests and disease resistance into crops by genetic engineering: report of a review funded by MAFF. Institute for Arable Crops Research (IACR) , Long Ashton Research Station (LARS), Bristol. https://doi.org/10.23637/rothamsted.87224

Mineralization of cover crop N: its contribution to subsequent crop N uptake and losses

C1 - Edited contributions to conferences/learned societies

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1995. Mineralization of cover crop N: its contribution to subsequent crop N uptake and losses. Proceedings 1st EC Concerted Action on Cover Crops (CA 2108), Wageningen, May 1995 .

The importance of long- and short-term air-soil exchanges of organic contaminants

A - Papers appearing in refereed journals

Jones, K. C., Johnston, A. E. and McGrath, S. P. 1995. The importance of long- and short-term air-soil exchanges of organic contaminants. International Journal Of Environmental Analytical Chemistry. 59 (2-4), pp. 167-178. https://doi.org/10.1080/03067319508041325

The origin and fate of cadmium in soil

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Jones, K. C. 1995. The origin and fate of cadmium in soil. International Fertiliser Society (IFS).

Long-term experiments and productivity indexes to evaluate the sustainability of cropping systems

B - Book chapters etc edited externally

Cassman, K. G. and Johnston, A. E. 1995. Long-term experiments and productivity indexes to evaluate the sustainability of cropping systems. in: Barnett, V., Steiner, R. and Payne, R. W. (ed.) Agricultural sustainability: economic, environmental and statistical considerations John Wiley & Sons Chichester, West Sussex. pp. 231-244

Effect of crop residue management and drainage on the persistence and movement of Isoproturon in a structured clay soil over the growing season of a winter barley crop

A - Papers appearing in refereed journals

Beck, A. J., Harris, G. L., Howse, K. R., Johnston, A. E. and Jones, K. C. 1995. Effect of crop residue management and drainage on the persistence and movement of Isoproturon in a structured clay soil over the growing season of a winter barley crop. Journal of Agricultural and Food Chemistry - JAFC. 43 (5), pp. 1368-1376. https://doi.org/10.1021/jf00053a045

Sustainability - the Rothamsted experience

B - Book chapters etc edited externally

Johnston, A. E., Landau, S., Payne, R. W., Welham, S. J. and Rayner, A. I. 1995. Sustainability - the Rothamsted experience. in: Barnett, V., Steiner, R. and Payne, R. W. (ed.) Agricultural sustainability: economic, environmental and statistical considerations John Wiley & Sons Chichester, West Sussex. pp. 171-206

Effects of cover crops on soil N transformations and losses from arable land

C2 - Non-edited contributions to conferences

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1995. Effects of cover crops on soil N transformations and losses from arable land. Proceedings of the ARIA Nitrate Workshop, Rothamsted, 25 January 1995 .

Effects of incorporating or burning straw, and of different cultivation systems, on winter wheat grown on two soil types, 1985-91

A - Papers appearing in refereed journals

Prew, R. D., Ashby, J. E., Bacon, E. T. G., Christian, D. G., Gutteridge, R. J., Jenkyn, J. F., Powell, W. and Todd, A. D. 1995. Effects of incorporating or burning straw, and of different cultivation systems, on winter wheat grown on two soil types, 1985-91. The Journal of Agricultural Science. 124 (2), pp. 173-194. https://doi.org/10.1017/S0021859600072853

Effects of incorporating straw, using different cultivation systems, and of burning it, on diseases of winter barley

A - Papers appearing in refereed journals

Jenkyn, J. F., Gutteridge, R. J. and Todd, A. D. 1995. Effects of incorporating straw, using different cultivation systems, and of burning it, on diseases of winter barley. The Journal of Agricultural Science. 124 (2), pp. 195-204. https://doi.org/10.1017/S0021859600072865

Cultural, chemical and biological methods for the control of barley yellow dwarf

B - Book chapters etc edited externally

Plumb, R. T. and Johnstone, G. R. 1995. Cultural, chemical and biological methods for the control of barley yellow dwarf. in: Burnett, P. A. and D'Arcy, C. J. (ed.) Barley yellow dwarf: 40 years of progress American Phytopathological Society (APS). pp. 307-319

The epidemiology of barley yellow dwarf in Europe

B - Book chapters etc edited externally

Plumb, R. T. 1995. The epidemiology of barley yellow dwarf in Europe. in: Burnett, P. A. and D'Arcy, C. J. (ed.) Barley yellow dwarf: 40 years of progress American Phytopathological Society (APS). pp. 107-127

Simulating soil and fertiliser dynamics using the SUNDIAL model

C2 - Non-edited contributions to conferences

Bradbury, N. J., Glendining, M. J., Poulton, P. R. and Cowie, G. 1994. Simulating soil and fertiliser dynamics using the SUNDIAL model. Abstracts RASE Meeting on Computer Technology in Agriculture, Cambridge, July 1994 .

A new approach to direct extraction of microorganisms from soil

B - Book chapters etc edited externally

Smith, N. C. and Stribley, D. P. 1994. A new approach to direct extraction of microorganisms from soil. in: Giller, K. E., Ritz, K. and Dighton, J. (ed.) Beyond the biomass: compositional and functional analysis of soil microbial communities John Wiley & Sons Chichester, West Sussex. pp. 49-56

Defining aspects of soil fertility to insure continued productivity

B - Book chapters etc edited externally

Johnston, A. E. 1994. Defining aspects of soil fertility to insure continued productivity. in: Nutrient management on highly productive soils Potash and Phosphate Institute, Manhattan. pp. 5-17

The Rothamsted Classical Experiments

A - Papers appearing in refereed journals

Poulton, P. R. and Johnston, A. E. 1994. The Rothamsted Classical Experiments. Agrokemia es talajtan. 43, pp. 249-263.

The role of nitrogen in crop production and losses of nitrate by leaching from agricultural soil

A - Papers appearing in refereed journals

Johnston, A. E. 1994. The role of nitrogen in crop production and losses of nitrate by leaching from agricultural soil. Marine Pollution Bulletin. 29 (6-12), pp. 414-419. https://doi.org/10.1016/0025-326X(94)90664-5

Nitrophosphates and their use in agriculture - a historical review

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1994. Nitrophosphates and their use in agriculture - a historical review. Lee, R. G. (ed.) Nitric acid-based fertilizers and the environment . International Fertilizer Development Centre, Muscle Shoals. pp. 37-48

Nitrogen: a changing perspective of its role in food production and environmental concerns

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1994. Nitrogen: a changing perspective of its role in food production and environmental concerns. Lee, R. G. (ed.) Nitric acid-based fertilizers and the environment . International Fertilizer Development Centre, Muscle Shoals. pp. 67-76

Effects of cover crops on soil N transformations and losses from arable land

C2 - Non-edited contributions to conferences

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1994. Effects of cover crops on soil N transformations and losses from arable land. Abstracts 8th Nitrogen Workshop, University of Ghent, 5-8 September 1994 .

Impact of set-aside management strategies on the soil seedbank and weed flora at Woburn

C1 - Edited contributions to conferences/learned societies

Lawson, H. M., Wright, G. Mcn., Bacon, E. T. G. and Yeoman, D. P. 1994. Impact of set-aside management strategies on the soil seedbank and weed flora at Woburn. Arable Farming under CAP Reform. Aspects of Applied Biology 40 . pp. 453-460

Estimating nitrate leaching and denitrification by simultaneous use of Br and 15N tracers

A - Papers appearing in refereed journals

Abu Bakar, R., Goulding, K. W. T., Webster, C. P., Poulton, P. R. and Powlson, D. S. 1994. Estimating nitrate leaching and denitrification by simultaneous use of Br and 15N tracers. Journal of the Science of Food and Agriculture. 66 (4), pp. 509-519. https://doi.org/10.1002/jsfa.2740660414

Contamination of environmental samples prepared for PCB analysis

A - Papers appearing in refereed journals

Alcock, R. E., Halsall, C. J., Harris, C. A., Johnston, A. E., Lead, W. A., Sanders, G. and Jones, K. C. 1994. Contamination of environmental samples prepared for PCB analysis. Environmental Science & Technology. 28 (11), pp. 1838-1842. https://doi.org/10.1021/es00060a013

Effect of phosphate fertilisers and atmospheric deposition on long-term changes in the cadmium content of soils and crops

A - Papers appearing in refereed journals

Nicholson, F. A., Jones, K. C. and Johnston, A. E. 1994. Effect of phosphate fertilisers and atmospheric deposition on long-term changes in the cadmium content of soils and crops. Environmental Science & Technology. 28 (12), pp. 2170-2175. https://doi.org/10.1021/es00061a027

Long-term experiments in agricultural and ecological sciences

E - Books edited/written by staff member, alone/with others

Leigh, R. A. and Johnston, A. E. 1994. Long-term experiments in agricultural and ecological sciences. CABI International, Wallingford, Oxon (CABI).

The Park Grass Experiment: insights from the most long-term ecological study

B - Book chapters etc edited externally

Tilman, D., Dodd, M. E., Silvertown, J., Poulton, P. R., Crawley, M. J. and Johnston, A. E. 1994. The Park Grass Experiment: insights from the most long-term ecological study. in: Johnston, A. E. and Leigh, R. A. (ed.) Long-term experiments in agricultural and ecological sciences CABI International, Wallingford, Oxon (CABI). pp. 287-303

The Management of long-term agricultural field experiments: procedures and policies evolved from the Rothamsted Classical Experiments

B - Book chapters etc edited externally

Leigh, R. A., Prew, R. D. and Johnston, A. E. 1994. The Management of long-term agricultural field experiments: procedures and policies evolved from the Rothamsted Classical Experiments. in: Johnston, A. E. and Leigh, R. A. (ed.) Long term experiments in agricultural and ecological sciences CABI International, Wallingford, Oxon (CABI). pp. 253-268

Historical monitoring of organic contaminants in soils

B - Book chapters etc edited externally

Jones, K. C., Johnston, A. E. and McGrath, S. P. 1994. Historical monitoring of organic contaminants in soils. in: Johnston, A. E. and Leigh, R. A. (ed.) Long-term experiments in agricultural and ecological sciences CABI International, Wallingford, Oxon (CABI). pp. 147-163

The Rothamsted Classical Experiments

B - Book chapters etc edited externally

Johnston, A. E. 1994. The Rothamsted Classical Experiments. in: Johnston, A. E. and Leigh, R. A. (ed.) Long-term experiments in agricultural and ecological sciences Wallingford, Oxon CABI International, Wallingford, Oxon (CABI). pp. 9-37

Epidemiology of barley yellow dwarf virus and its aphid vectors in Kenya

G - Articles in popular magazines and other technical publications

Wangai, A. and Plumb, R. T. 1994. Epidemiology of barley yellow dwarf virus and its aphid vectors in Kenya. Barley Yellow Dwarf Newsletter. 5, p. 40.

Characterization of BYDV isolates occurring in Kenya

G - Articles in popular magazines and other technical publications

Henry, M., Macharia, Bertschinger, L., Wanjama, J. K. and Plumb, R. T. 1994. Characterization of BYDV isolates occurring in Kenya. Barley Yellow Dwarf Newsletter. 5, p. 33.

Incidence of barley yellow dwarf luteovirus (BYDV) on winter cereals in the Lleida basin (northeast Spain)

G - Articles in popular magazines and other technical publications

Comas, J., Pons, X., Albajes, R. and Plumb, R. T. 1994. Incidence of barley yellow dwarf luteovirus (BYDV) on winter cereals in the Lleida basin (northeast Spain). Barley Yellow Dwarf Newsletter. 5, pp. 25-26.

The effect of inspection on inter-alarm time intervals. Part 2. The inspection paradox and the distribution of inter-alarm times. Confidential report for Modern Security Systems

D1 - Technical reports: non-confidential

Kenward, M. G., Moore, K. L., Todd, A. D. and Barnett, V. 1994. The effect of inspection on inter-alarm time intervals. Part 2. The inspection paradox and the distribution of inter-alarm times. Confidential report for Modern Security Systems.

The effect of inspection on inter-alarm time intervals. Part 1. The distribution of alarm-to-inspection and inspection-to-alarm intervals. Confidential report for Modern Security Systems

D1 - Technical reports: non-confidential

Kenward, M. G., Moore, K. L., Todd, A. D. and Barnett, V. 1994. The effect of inspection on inter-alarm time intervals. Part 1. The distribution of alarm-to-inspection and inspection-to-alarm intervals. Confidential report for Modern Security Systems.

Long-term field experiments: their importance in understanding sustainable land use

C2 - Non-edited contributions to conferences

Powlson, D. S. and Johnston, A. E. 1994. Long-term field experiments: their importance in understanding sustainable land use. Proceedings International Workshop on Sustainable Agriculture and the Conservation of Agro-ecosystems, Tsukuba, Japan, 2-4 March 1994 . National Institute of Agro-Environmental Science. pp. 124-151

Effects of methods of cereal straw disposal, seedbed preparation and sowing method on the establishment, yield and oil content of winter oilseed rape (Brassica napus)

A - Papers appearing in refereed journals

Darby, R. J. and Yeoman, D. P. 1994. Effects of methods of cereal straw disposal, seedbed preparation and sowing method on the establishment, yield and oil content of winter oilseed rape (Brassica napus). The Journal of Agricultural Science. 122 (3), pp. 393-404. https://doi.org/10.1017/S0021859600067320

First report of barley yellow dwarf luteovirus on Miscanthus in the United Kingdom

A - Papers appearing in refereed journals

Christian, D. G., Lamptey, J. N. L., Forde, S. M. D. and Plumb, R. T. 1994. First report of barley yellow dwarf luteovirus on Miscanthus in the United Kingdom. European Journal of Plant Pathology. 100, pp. 167-170.

Mobilization of aluminium in soil by acid deposition and its uptake by grass cut for hay-a Chemical Time Bomb

A - Papers appearing in refereed journals

Blake, L., Johnston, A. E. and Goulding, K. W. T. 1994. Mobilization of aluminium in soil by acid deposition and its uptake by grass cut for hay-a Chemical Time Bomb. Soil Use and Management. 10 (2), pp. 51-55. https://doi.org/10.1111/j.1475-2743.1994.tb00458.x

Effects of one to six year old ryegrass-clover leys on soil nitrogen and on the subsequent yields and fertilizer nitrogen requirements of the arable sequence winter wheat, potatoes, winter wheat, winter beans (Vicia faba ) grown on a sandy loam soil

A - Papers appearing in refereed journals

Johnston, A. E., McEwen, J., Lane, P. W., Hewitt, M. V., Poulton, P. R. and Yeoman, D. P. 1994. Effects of one to six year old ryegrass-clover leys on soil nitrogen and on the subsequent yields and fertilizer nitrogen requirements of the arable sequence winter wheat, potatoes, winter wheat, winter beans (Vicia faba ) grown on a sandy loam soil. The Journal of Agricultural Science. 122 (1), pp. 73-89. https://doi.org/10.1017/S0021859600065825

Trends in herbage yields over the last century on the Rothamsted long-term continuous hay experiment

A - Papers appearing in refereed journals

Jenkinson, D. S., Potts, J. M., Perry, J. N., Barnett, V., Coleman, K. and Johnston, A. E. 1994. Trends in herbage yields over the last century on the Rothamsted long-term continuous hay experiment. The Journal of Agricultural Science. 122 (3), pp. 365-374. https://doi.org/10.1017/S0021859600067290

Long-term field experiments: their importance in understanding sustainable land use

B - Book chapters etc edited externally

Powlson, D. S. and Johnston, A. E. 1994. Long-term field experiments: their importance in understanding sustainable land use. in: Greenland, D. J. and Szabolcs, I. (ed.) Soil Resilience and Sustainable Land Use CABI International, Wallingford, Oxon (CABI). pp. 367-394

The setting-up, conduct and applicability of long-term, continuing field experiments in agricultural research

B - Book chapters etc edited externally

Johnston, A. E. and Powlson, D. S. 1994. The setting-up, conduct and applicability of long-term, continuing field experiments in agricultural research. in: Greenland, D. J. and Szabolcs, I. (ed.) Soil Resilience and Sustainable Land Use CABI International, Wallingford, Oxon (CABI). pp. 395-421

Monitoring and forecasting for BYDV control - the way forward?

C1 - Edited contributions to conferences/learned societies

Harrington, R., Mann, J. A., Plumb, R. T., Smith, A. J., Taylor, M. S., Foster, G. N., Holmes, S. J., Masterman, A. J., Tones, S. J., Knight, J. D., Oakley, J. N., Barker, I. and Walters, K. F. A. 1994. Monitoring and forecasting for BYDV control - the way forward? Sampling to Make Decisions. Aspects of Applied Biology .

SCI Agriculture and Environment Group symposium: use and value of organic materials in agriculture

A - Papers appearing in refereed journals

McGrath, S. P., Hall, J. E., Lopez-Real, J. M., Lee, H., Chambers, B. J., Smith, K., Stevens, R. J., Hadley, P., Smith, S., Pickering, J., Kendle, T., Allison, M. F., Johnston, A. E. and Prew, B. D. 1993. SCI Agriculture and Environment Group symposium: use and value of organic materials in agriculture. Journal of the Science of Food and Agriculture. 63 (1), pp. 97-102. https://doi.org/10.1002/jsfa.2740630117

Procedure CHISQUARE

D1 - Technical reports: non-confidential

Todd, A. D. and Leech, P. K. 1993. Procedure CHISQUARE. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3 reference manual

D1 - Technical reports: non-confidential

Payne, R. W., Lane, P. W., Digby, P. G. N., Harding, S. A., Leech, P. K., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Welham, S. J. and White, Robin P. 1993. Genstat 5 Release 3 reference manual. Clarendon Press, Oxford.

Genstat 5 Release 3 reference summary

D1 - Technical reports: non-confidential

Payne, R. W., Lane, P. W., Digby, P. G. N., Harding, S. A., Leech, P. K., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Welham, S. J. and White, Robin P. 1993. Genstat 5 Release 3 reference summary. Numerical Algorithms Group, Oxford.

Effects of cover crops on soil N transformations and losses from arable land

C2 - Non-edited contributions to conferences

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1993. Effects of cover crops on soil N transformations and losses from arable land. Abstracts AFRC Meeting on Nitrogen Metabolism in Plants and Soil, Silsoe College, December 1993 .

Potassium leaching from a sandy loam soil

D1 - Technical reports: non-confidential

Johnston, A. E., Goulding, K. W. T. and Mercer, E. 1993. Potassium leaching from a sandy loam soil.

The availability of the nitrogen in the crop residues of winter wheat to subsequent crops

A - Papers appearing in refereed journals

Hart, P. B. S., Powlson, D. S., Poulton, P. R., Johnston, A. E. and Jenkinson, D. S. 1993. The availability of the nitrogen in the crop residues of winter wheat to subsequent crops. The Journal of Agricultural Science. 121 (3), pp. 355-362. https://doi.org/10.1017/S0021859600085555

The dynamics of nitrate fertilizer in soil in the autumn and the effect of farmyard manuring

C1 - Edited contributions to conferences/learned societies

Rosenani, A. B., Powlson, D. S., Webster, C. P., Goulding, K. W. T. and Poulton, P. R. 1993. The dynamics of nitrate fertilizer in soil in the autumn and the effect of farmyard manuring. Nuclear Methods in Soil/Plant Aspects of Sustainable Agriculture. Proceedings FAO/IAEA Regional Seminar for Asia and the Pacific, Colombo, April 1993 . pp. 51-59

Significance of organic matter in agricultural soils

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1993. Significance of organic matter in agricultural soils. Jones, K. C., Mingelgrin, U., Hayes, M. H. B. and Beck, A. J. (ed.) Organic substances in soil and water: natural constituents and their influences on contaminant behaviour . Royal Society of Chemistry (RSC), Cambridge. pp. 3-18

The susceptibility of roots to infection by an arbuscular mycorrhizal fungus in relation to age and phosphorus supply

A - Papers appearing in refereed journals

Amijee, F., Stribley, D. P. and Lane, P. W. 1993. The susceptibility of roots to infection by an arbuscular mycorrhizal fungus in relation to age and phosphorus supply. New Phytologist. 125 (3), pp. 581-586.

A new approach to direct extraction of micro-organisms from soil

C2 - Non-edited contributions to conferences

Smith, N. C. and Stribley, D. P. 1993. A new approach to direct extraction of micro-organisms from soil. Abstracts. Beyond the Biomass - Compositional and Functional Analysis of Soil Microbial Communities, Wye College, March 1993 .

Movement of nonionic organic chemicals in agricultural soils

A - Papers appearing in refereed journals

Beck. A. J., Johnston, A. E. and Jones, K. C. 1993. Movement of nonionic organic chemicals in agricultural soils. Critical Reviews in Environmental Science and Technology. 23 (3), pp. 219-248. https://doi.org/10.1080/10643389309388452

Effects of pH on arbuscular mycorrhiza I. Field observations on the long-term liming experiments at Rothamsted and Woburn

A - Papers appearing in refereed journals

Wang, G. M., Stribley, D. P., Tinker, P. B. and Walker, Colin 1993. Effects of pH on arbuscular mycorrhiza I. Field observations on the long-term liming experiments at Rothamsted and Woburn. New Phytologist. 124 (3), pp. 465-472. https://doi.org/10.1111/j.1469-8137.1993.tb03837.x

Potassium concentrations in surface and groundwaters and the loss of potassium in relation to land use

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Goulding, K. W. T. 1993. Potassium concentrations in surface and groundwaters and the loss of potassium in relation to land use. Potassium in Ecosystems: Proceedings 23rd Colloquium of the International Potash Institute, Prague, October 1992 . International Potash Institute (IPI), Berne, Switzerland. pp. 135-158

Old and modern wheat cultivars compared on the Broadbalk wheat experiment

A - Papers appearing in refereed journals

Austin, R. B., Ford, M. A., Morgan, C. L. and Yeoman, D. P. 1993. Old and modern wheat cultivars compared on the Broadbalk wheat experiment. European Journal of Agronomy. 2 (2), pp. 141-147. https://doi.org/10.1016/S1161-0301(14)80144-5

Long-term changes in the polychlorinated biphenyl content of United Kingdom soils

A - Papers appearing in refereed journals

Alcock, R. E., Johnston, A. E., McGrath, S. P., Berrow, M. L. and Jones, K. C. 1993. Long-term changes in the polychlorinated biphenyl content of United Kingdom soils. Environmental Science & Technology. 27, pp. 1918-1923. https://doi.org/10.1021/es00046a022

Effects of previous crop, sowing date, and winter and spring applications of nitrogen on the growth, nitrogen uptake and yield of winter wheat

A - Papers appearing in refereed journals

Milford, G. F. J., Penny, A., Prew, R. D., Darby, R. J. and Todd, A. D. 1993. Effects of previous crop, sowing date, and winter and spring applications of nitrogen on the growth, nitrogen uptake and yield of winter wheat. The Journal of Agricultural Science. 121 (1), pp. 1-12. https://doi.org/10.1017/S0021859600076735

Long-term changes of soil sulphur status and plant sulphur uptake in the Park Grass Experiment, Rothamsted

C2 - Non-edited contributions to conferences

Zhao, F-J., McGrath, S. P. and Poulton, P. R. 1993. Long-term changes of soil sulphur status and plant sulphur uptake in the Park Grass Experiment, Rothamsted. Insight from Foresight. Abstracts Rothamsted 150th Anniversary Conference, Harpenden, July 1993 .

The Rothamsted long-term experiments - their relevance to modern agriculture

C1 - Edited contributions to conferences/learned societies

Poulton, P. R. and Johnston, A. E. 1993. The Rothamsted long-term experiments - their relevance to modern agriculture. Proceedings International Symposium on Long-term Static Fertilizer Experiments, Warsaw and Krakow, June 1993 . pp. 5-30

Managing and maintaining long-term agricultural field experiments: the do's and the don'ts

C2 - Non-edited contributions to conferences

Leigh, R. A., Prew, R. D. and Johnston, A. E. 1993. Managing and maintaining long-term agricultural field experiments: the do's and the don'ts. Insight from Foresight. Abstracts Rothamsted 150th Anniversary Conference, Harpenden, July 1993 .

Long-term monitoring of pollutants in soils

C2 - Non-edited contributions to conferences

Jones, K. C., Johnston, A. E. and McGrath, S. P. 1993. Long-term monitoring of pollutants in soils. Insight from Foresight. Abstracts Rothamsted 150th Anniversary Conference, Harpenden, July 1993 .

The role of phosphorus in crop production and soil fertility: 150 years of field experiments at Rothamsted, United Kingdom

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Poulton, P. R. 1993. The role of phosphorus in crop production and soil fertility: 150 years of field experiments at Rothamsted, United Kingdom. Schultz, J. J. (ed.) Phosphate Fertilizers and the Environment . International Fertilizer Development Center, Muscle Shoals. pp. 45-63

The cadmium issue - long-term changes in the cadmium content of soils and the crops grown on them

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Jones, K. C. 1993. The cadmium issue - long-term changes in the cadmium content of soils and the crops grown on them. Schultz, J. J. (ed.) Phosphate Fertilizers and the Environment . International Fertilizer Development Center, Muscle Shoals. pp. 255-269

The Rothamsted "Classical" Experiments

C2 - Non-edited contributions to conferences

Johnston, A. E. 1993. The Rothamsted "Classical" Experiments. Insight from Foresight. Abstracts Rothamsted 150th Anniversary Conference, Harpenden, July 1993 .

Denitrification losses of nitrogen fertilizer applied to winter wheat following ley and arable rotations as estimated by acetylene inhibition and 15N balance

A - Papers appearing in refereed journals

Goulding, K. W. T., Webster, C. P., Powlson, D. S. and Poulton, P. R. 1993. Denitrification losses of nitrogen fertilizer applied to winter wheat following ley and arable rotations as estimated by acetylene inhibition and 15N balance. Journal of Soil Science. 44 (1), pp. 63-72. https://doi.org/10.1111/j.1365-2389.1993.tb00434.x

The development of endomycorrhizal root systems VIII. Effects of soil phosphorus and fungal colonization on the concentration of soluble carbohydrates in roots

A - Papers appearing in refereed journals

Amijee, F., Stribley, D. P. and Tinker, P. B. 1993. The development of endomycorrhizal root systems VIII. Effects of soil phosphorus and fungal colonization on the concentration of soluble carbohydrates in roots. New Phytologist. 123 (2), pp. 297-306. https://doi.org/10.1111/j.1469-8137.1993.tb03739.x

The role of maize in the epidemiology of barley yellow dwarf virus in Northeast Spain

A - Papers appearing in refereed journals

Comas, J., Pons, X., Albajes, R. and Plumb, R. T. 1993. The role of maize in the epidemiology of barley yellow dwarf virus in Northeast Spain. Journal of Phytopathology. 138 (3), pp. 244-248. https://doi.org/10.1111/j.1439-0434.1993.tb01382.x

Long-term change in the biogeochemical cycling of atmospheric selenium: deposition to plants and soil

A - Papers appearing in refereed journals

Haygarth, P. M., Cooke, A. I., Jones, K. C., Harrison, A. F. and Johnston, A. E. 1993. Long-term change in the biogeochemical cycling of atmospheric selenium: deposition to plants and soil. Journal of Geophysical Research. 98 (D9), pp. 769-776. https://doi.org/10.1029/93JD01023

Atmospheric deposition of selenium to herbage from archived samples at Rothamsted, SE England

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M., Jones, K. C., Cooke, A. C., Harrison, A. F. and Johnston, A. E. 1993. Atmospheric deposition of selenium to herbage from archived samples at Rothamsted, SE England. Allan, R. J. and Nriagu, J. O. (ed.) Heavy Metals in the Environment. CEP Consultants Ltd, Edinburgh.

The cadmium issue - long-term changes in the cadmium content of soils and the crops grown on them", International Workshop on phosphate fertilizers and the environment. Mar 23-27, 1992 Tampa, Florida, USA

D1 - Technical reports: non-confidential

Johnston, A. E. and Jones, K. C. 1992. The cadmium issue - long-term changes in the cadmium content of soils and the crops grown on them", International Workshop on phosphate fertilizers and the environment. Mar 23-27, 1992 Tampa, Florida, USA.

Changing patterns of crop pests and deseases in the UK

G - Articles in popular magazines and other technical publications

Lewis, T. and Plumb, R. T. 1992. Changing patterns of crop pests and deseases in the UK.

Effects of sowing date and insecticide spray timing on barley yellow dwarf virus in barley

C1 - Edited contributions to conferences/learned societies

Gepp, V., Plumb, R. T. and Carter, N. 1992. Effects of sowing date and insecticide spray timing on barley yellow dwarf virus in barley.

Effects of seven factors on the growth and yield of winter barley grown as a third consecutive take-all susceptible crop and of growing the barley after oats or a fallow

A - Papers appearing in refereed journals

Jenkyn, J. F., Carter, N., Darby, R. J., Gutteridge, R. J., Mullen, L. A., Plumb, R. T., Ross, G. J. S., Todd, A. D., Widdowson, F. V. and Wood, D. W. 1992. Effects of seven factors on the growth and yield of winter barley grown as a third consecutive take-all susceptible crop and of growing the barley after oats or a fallow. The Journal of Agricultural Science. 119 (3), pp. 303-333. https://doi.org/10.1017/S0021859600012168

Spread and infectivity of aphid vectors of barley yellow dwarf virus in autumn in southern England, 1988-1990

A - Papers appearing in refereed journals

Tatchell, G. M. and Plumb, R. T. 1992. Spread and infectivity of aphid vectors of barley yellow dwarf virus in autumn in southern England, 1988-1990. Pflanzenschutz-Nachrichten Bayer. 45, pp. 443-454.

Effects of the environment on transmission and symptom expression in the soil-borne barley mosaic viruses

C2 - Non-edited contributions to conferences

Adams, M. J. and Plumb, R. T. 1992. Effects of the environment on transmission and symptom expression in the soil-borne barley mosaic viruses. Abstracts Viruses, Vectors and the Environment. ISPP 5th International Plant Virus Epidemiology Symposium, Valenzano (Bari), Italy , 27-31 July 1992. pp. 37

Environmental consequences of changes in arable agriculture

C2 - Non-edited contributions to conferences

Powlson, D. S., Goulding, K. W. T., Macdonald, A. J. and Poulton, P. R. 1992. Environmental consequences of changes in arable agriculture. Land Use Change - the Cause and Consequences: Proceedings 27th ITE Symposium, 1992. HMSO, London. pp. 193

Unwanted nitrate

G - Articles in popular magazines and other technical publications

Goulding, K. W. T. and Poulton, P. R. 1992. Unwanted nitrate. Chemistry in Britain. 28, pp. 1100-1102.

The possible effects of climate change on aphid-transmitted viruses of temperate crops

C2 - Non-edited contributions to conferences

Tatchell, G. M. and Plumb, R. T. 1992. The possible effects of climate change on aphid-transmitted viruses of temperate crops. Abstracts Viruses, Vectors and the Environment. ISPP 5th International Plant Virus Epidemiology Symposium, Valenzano, (Bari), Italy, 27-31 July 1992. pp. 117

The epidemiology of barley yellow dwarf virus in spring-sown cereals and the potential for its control

C2 - Non-edited contributions to conferences

Mann, J. A., Carter, N. and Plumb, R. T. 1992. The epidemiology of barley yellow dwarf virus in spring-sown cereals and the potential for its control. Abstracts Viruses, Vectors and the Environment. ISPP 5th International Plant Virus Epidemiology Symposium, Valenzano (Bari), Italy, 27-31 July, 1992. pp. 205

The release of toxic heavy metals from acidifying derelict (abandoned) farmland

C2 - Non-edited contributions to conferences

Goulding, K. W. T., Blake, L. and Johnston, A. E. 1992. The release of toxic heavy metals from acidifying derelict (abandoned) farmland. Konsten, C. J. M. (ed.) Report International Workshop on Delayed Environmental Effects of Chemical Pollution with Focus on the Nordic Countries, Uppsala, September 1991. Chemical Time Bomb Project, Leidschendam. pp. 46

El enterrado de la paja de cereal como practica para reducir la contaminacion de las aguas por nitratos

C1 - Edited contributions to conferences/learned societies

Ocio, J. A., Brookes, P. C., Poulton, P. R. and Corcuera, P. 1992. El enterrado de la paja de cereal como practica para reducir la contaminacion de las aguas por nitratos. Proceedings Zaragoza Workshop, Spain, 1992.

Barley yellow dwarf

B - Book chapters etc edited externally

Plumb, R. T. 1992. Barley yellow dwarf. in: Singh, U. S., Chaube, H. S., Kumar, J. and Mukhopadhyay, A. N. (ed.) Plant Diseases of International Importance: Diseases of Cereals and Pulses Prentice-Hall, New Jersey.

Microbial transformations of N following field incorporation of straw at cereal harvest

C2 - Non-edited contributions to conferences

Ocio, J. A., Poulton, P. R. and Brookes, P. C. 1992. Microbial transformations of N following field incorporation of straw at cereal harvest. Abstracts Sixth International Symposium on Microbial Ecology, Barcelona, September 1992. pp. 265

The fate of residual fertilizer N in arable soils

C1 - Edited contributions to conferences/learned societies

Macdonald, A. J., Poulton, P. R. and Powlson, D. S. 1992. The fate of residual fertilizer N in arable soils. Scaife, A. (ed.) Proceedings 2nd Congress of the European Society for Agronomy, Warwick University, 1992. European Society for Agronomy, Wellesbourne. pp. 416-417

The effectiveness of winter cover crops in minimising nitrogen leaching loss

C1 - Edited contributions to conferences/learned societies

Webster, C. P., Macdonald, A. J., Poulton, P. R. and Christian, D. G. 1992. The effectiveness of winter cover crops in minimising nitrogen leaching loss. Scaife, A. (ed.) Proceedings Second Congress of the European Society for Agronomy, Warwick University, 23-28 August 1992. European Society for Agronomy, Wellesbourne. pp. 380-381

The relationship between inorganic N in soil and the rate of fertilizer N applied on the Broadbalk Wheat Experiment

A - Papers appearing in refereed journals

Glendining, M. J., Poulton, P. R. and Powlson, D. S. 1992. The relationship between inorganic N in soil and the rate of fertilizer N applied on the Broadbalk Wheat Experiment. Aspects of Applied Biology. 30, pp. 95-102.

Effects of sowing winter barley on different dates in autumn on the severity of take-all (Gaeumannomyces graminis var. tritici) in those and the subsequent crops

A - Papers appearing in refereed journals

Jenkyn, J. F., Gutteridge, R. J. and Todd, A. D. 1992. Effects of sowing winter barley on different dates in autumn on the severity of take-all (Gaeumannomyces graminis var. tritici) in those and the subsequent crops. The Journal of Agricultural Science. 119 (1), pp. 19-25. https://doi.org/10.1017/S0021859600071501

Evidence for an increase in the cadmium content of herbage since the 1860s

A - Papers appearing in refereed journals

Jones, K. C., Jackson, A. and Johnston, A. E. 1992. Evidence for an increase in the cadmium content of herbage since the 1860s. Environmental Science & Technology. 26 (4), pp. 834-836. https://doi.org/10.1021/es00028a026

Evidence for a decline of PCBs and PAHs in rural vegetation and air in the United Kingdom

A - Papers appearing in refereed journals

Jones, K. C., Sanders, G., Wild, S. R., Burnett, V. and Johnston, A. E. 1992. Evidence for a decline of PCBs and PAHs in rural vegetation and air in the United Kingdom. Nature. 356 (6365), pp. 137-140. https://doi.org/10.1038/356137a0

The polynuclear aromatic hydrocarbon (PAH) content of herbage from a long-term grassland experiment

A - Papers appearing in refereed journals

Wild, S. R., Jones, K. C. and Johnston, A. E. 1992. The polynuclear aromatic hydrocarbon (PAH) content of herbage from a long-term grassland experiment. Atmospheric Environment. 26A (7), pp. 1299-1307. https://doi.org/10.1016/0960-1686(92)90390-7

Leaching of nitrate from arable land: final report to MAFF on contract CSA 1058

D1 - Technical reports: non-confidential

Macdonald, A. J., Poulton, P. R., Powlson, D. S. and Jenkinson, D. S. 1992. Leaching of nitrate from arable land: final report to MAFF on contract CSA 1058.

Influence of soil type, crop management and weather on the recovery of 15N-labelled fertilizer applied to winter wheat in spring

A - Papers appearing in refereed journals

Powlson, D. S., Hart, P. B. S., Poulton, P. R., Johnston, A. E. and Jenkinson, D. S. 1992. Influence of soil type, crop management and weather on the recovery of 15N-labelled fertilizer applied to winter wheat in spring. The Journal of Agricultural Science. 118 (1), pp. 83-100. https://doi.org/10.1017/S0021859600068040

Nuove metodi diagnostici come coadiuvanti nella protezione delle colture

G - Articles in popular magazines and other technical publications

Plumb, R. T. and Ball, S. F. L. 1991. Nuove metodi diagnostici come coadiuvanti nella protezione delle colture. Informatore Fitopatologico. 10, pp. 20-25.

Barley Mild Mosaic Virus detection inside Polymyxa graminis

C2 - Non-edited contributions to conferences

Chen, J-P., Adams, M. and Plumb, R. T. 1991. Barley Mild Mosaic Virus detection inside Polymyxa graminis. Proceedings 6th Conference on Virus Diseases of Gramineae in Europe, Torino, June 1991 . pp. 36

Studies in the epidemiology of BYDV in spring barley in eastern England

G - Articles in popular magazines and other technical publications

Carter, N. and Plumb, R. T. 1991. Studies in the epidemiology of BYDV in spring barley in eastern England. Barley Yellow Dwarf Newsletter. No 4, pp. 12-13.

Organic matter/mineral matter in the context of clean technology

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1991. Organic matter/mineral matter in the context of clean technology. Seminar on Agriculture and Aquaculture: Environment Northern Seas Conference Report.

Increases in the polychlorinated dibenzo-p-dioxin and -furan content of soils and vegetation since the 1840s

A - Papers appearing in refereed journals

Kjeller, L-O., Jones, K. C., Johnston, A. E. and Rappe, C. 1991. Increases in the polychlorinated dibenzo-p-dioxin and -furan content of soils and vegetation since the 1840s. Environmental Science & Technology. 25 (9), pp. 1619-1627.

Effects of fungicides, applied in autumn, and a growth regulator, applied in spring, on the growth and yield of winter barley grown on contrasting soil types

A - Papers appearing in refereed journals

Jenkyn, J. F., Gutteridge, R. J. and Todd, A. D. 1991. Effects of fungicides, applied in autumn, and a growth regulator, applied in spring, on the growth and yield of winter barley grown on contrasting soil types. The Journal of Agricultural Science. 117 (3), pp. 287-297. https://doi.org/10.1017/S0021859600067010

Benefits from long-term ecosystem research: some examples from Rothamsted

B - Book chapters etc edited externally

Johnston, A. E. 1991. Benefits from long-term ecosystem research: some examples from Rothamsted. in: Risser, P. G. (ed.) Long-term ecological research John Wiley & Sons Chichester, West Sussex. pp. 89-113

The efficiency of use of nitrogen fertiliser at Brimstone Farm with special reference to denitrification losses

C1 - Edited contributions to conferences/learned societies

Powlson, D. S., Goulding, K. W. T., Webster, C. P., Poulton, P. R. and Abu Bakar, R. 1991. The efficiency of use of nitrogen fertiliser at Brimstone Farm with special reference to denitrification losses. Catt, J. A. (ed.) The Brimstone Experiment: Proceedings of a Conference on Collaborative Work by ADAS Field Drainage Experimental Unit and Rothamsted Experimental Station, 15-16 October, 1991. Lawes Agricultural Trust, (LAT) Harpenden. pp. 79-80

Transport and fate of isoproturon in a mole drained Denchworth clay soil at Brimstone Farm

C1 - Edited contributions to conferences/learned societies

Beck, A. J., Jones, K. C. and Johnston, A. E. 1991. Transport and fate of isoproturon in a mole drained Denchworth clay soil at Brimstone Farm. Catt, J. A. (ed.) The Brimstone Experiment: Proceedings of a Conference on Collaborative Work by ADAS Field Drainage Experimental Unit and Rothamsted Experimental Station, 15-16 October, 1991. Lawes Agricultural Trust, (LAT) Harpenden. pp. 75-76

A safer procedure for routine staining of vesicular-arbuscular mycorrhizal fungi

A - Papers appearing in refereed journals

Grace, C. and Stribley, D. P. 1991. A safer procedure for routine staining of vesicular-arbuscular mycorrhizal fungi. Mycological Research. 95, pp. 1160-1162. https://doi.org/10.1016/S0953-7562(09)80005-1

Effects of pH, phosphate and manganese on spring-sown Vicia faba L.

G - Articles in popular magazines and other technical publications

McEwen, J., Yeoman, D. P. and McGrath, S. P. 1991. Effects of pH, phosphate and manganese on spring-sown Vicia faba L. Fabis Newsletter. 27, pp. 18-20.

Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus

C1 - Edited contributions to conferences/learned societies

Milford, G. F. J., Day, J. M., Leach, J. E., Stevenson, H. J., Scott, T. and McEwen, J. 1991. Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus. Production and Protection of Legumes. Aspects of Applied Biology .

Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus

C1 - Edited contributions to conferences/learned societies

Milford, G. F. J., Day, J. M., Leach, J. E., Stevenson, H. J., Scott, T. and McEwen, J. 1991. Effects of sowing date and plant structure on radiation interception, time of maturity and yield of autumn-sown Lupinus albus. Production and Protection of Legumes. Aspects of Applied Biology 27. pp. 183-188

The epidemiology of cereal viruses

B - Book chapters etc edited externally

Plumb, R. T. 1991. The epidemiology of cereal viruses. in: Carter, N., Potts, G. R., Darbyshire, J. F. and Firbank, L. G. (ed.) The Ecology of Temperate Cereal Fields: 32nd Symposium of the British Ecological Society with the Association of Applied Biologists, University of Cambridge, 1990 Blackwell Scientific Publications, Oxford. pp. 193-208

The long-term (100 years) accumulation and release of toxic metals in acidified soils under grassland and naturally-regenerating woodland

C2 - Non-edited contributions to conferences

Blake, L., Goulding, K. W. T. and Johnston, A. E. 1991. The long-term (100 years) accumulation and release of toxic metals in acidified soils under grassland and naturally-regenerating woodland. Selinus, O. (ed.) Abstracts 2nd International Symposium on Environmental Geochemistry. Sveriges Geologiska Undersokning, Uppsala.

Potential changes in soil fertility from arable farming including organic systems

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1991. Potential changes in soil fertility from arable farming including organic systems.

Soil fertility and soil organic matter

B - Book chapters etc edited externally

Johnston, A. E. 1991. Soil fertility and soil organic matter. in: Wilson, W. S. (ed.) Advances in soil organic matter research: the impact on agriculture and the environment Royal Society of Chemistry (RSC), Cambridge. pp. 299-314

Arable crops and farming practices: effects on nitrate in arable soils

C2 - Non-edited contributions to conferences

Macdonald, A. J., Poulton, P. R. and Powlson, D. S. 1991. Arable crops and farming practices: effects on nitrate in arable soils. Proceedings, 1st Congress of the European Society of Agronomy, Paris, 5-7 December, 1990. pp. Session 5 P 28

Significance of atmospheric inputs of lead to grassland at one site in the United Kingdom since 1860

A - Papers appearing in refereed journals

Jones, K. C. and Johnston, A. E. 1991. Significance of atmospheric inputs of lead to grassland at one site in the United Kingdom since 1860. Environmental Science & Technology. 25 (6), pp. 1174-1178. https://doi.org/10.1021/es00018a025

Evidence for a decline in rural herbage lead levels in the U.K.

A - Papers appearing in refereed journals

Jones, K. C., Symon, C., Taylor, P. J. L., Walsh, J. and Johnston, A. E. 1991. Evidence for a decline in rural herbage lead levels in the U.K. Atmospheric Environment. 25 (2), pp. 361-369. https://doi.org/10.1016/0960-1686(91)90307-S

Liebig and the Rothamsted experiments

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1990. Liebig and the Rothamsted experiments. Berichte der Justus Liebig-Gesellschaft zu Giessen: Vortrage des Symposiums 150 Jahre Agrikulturchemie, 27 Oktober 1990. Justus Liebig-Gesellschaft, Giessen. pp. 37-64

Soil fertility-how can we define it in intensive agricultural systems?

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1990. Soil fertility-how can we define it in intensive agricultural systems? International Scientific Conference on Agrochemical Criteria of Soil Fertility, 11th, Wrotslav, September 1989. Polish Academy of Science, Pulawy. pp. 212-230

Notes from Institute of Arable Crops Research/Rothamsted Experimental Station

G - Articles in popular magazines and other technical publications

Plumb, R. T. 1990. Notes from Institute of Arable Crops Research/Rothamsted Experimental Station. Barley Yellow Dwarf Newsletter. 3, p. 9.

A sensitive method for detection of isolates of BWYV and BMYV based upon the polymerase chain reaction

C1 - Edited contributions to conferences/learned societies

Jones, T. D., Plumb, R. T. and Buck, K. W. 1990. A sensitive method for detection of isolates of BWYV and BMYV based upon the polymerase chain reaction. 8th International Congress of Virology, Berlin, 1990. Abstracts. pp. 121

The use of plant and soil analyses to predict the potassium supplying capacity of the soil

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. and Goulding, K. W. T. 1990. The use of plant and soil analyses to predict the potassium supplying capacity of the soil. Proceedings of the 22nd Colloquium of the International Potash Institute., Soligorek, USSR, 1990. International Potash Institute (IPI), Berne, Switzerland. pp. 177-204

Evaluation of the benfit of substituting foliar urea for soil-applied nitrogen for winter wheat

A - Papers appearing in refereed journals

Poulton, P. R., Vaidyanathan, L. V., Powlson, D. S. and Jenkinson, D. S. 1990. Evaluation of the benfit of substituting foliar urea for soil-applied nitrogen for winter wheat. Aspects of Applied Biology. 25, pp. 301-308.

North European outlook of plant nutrition guidelines - experience in the UK

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1990. North European outlook of plant nutrition guidelines - experience in the UK. Seminar 191, Nordiska Jordbruksforskares Forening, Sigtuna, Sweden, 1990.

The epidemiology and prospects for control of barley yellow dwarf virus in autumn

C1 - Edited contributions to conferences/learned societies

Plumb, R. T., Carter, N. and Tatchell, G. M. 1990. The epidemiology and prospects for control of barley yellow dwarf virus in autumn. ANPP - Second International Conference on Pests in Agriculture, Versailles, 1990. pp. 781-788

Sources of nitrate leaching from arable soil to aquifers

C1 - Edited contributions to conferences/learned societies

Macdonald, A. J., Poulton, P. R. and Powlson, D. S. 1990. Sources of nitrate leaching from arable soil to aquifers. Merckx, R., Vlassak, K. and Vereecken, H. (ed.) Fertilization and the environment. University Press, Leuven. pp. 281-288

Some agricultural and environmental consequences of long-term applications of inorganic nitrogen fertilizer

C1 - Edited contributions to conferences/learned societies

Glendining, M. J., Powlson, D. S. and Poulton, P. R. 1990. Some agricultural and environmental consequences of long-term applications of inorganic nitrogen fertilizer. Merckx, R., Vlassak, K. and Vereecken, H. (ed.) Fertilization and the environment. University Press, Leuven. pp. 189-196

Losses of nitrate from arable land by leaching and their effect on nitrates in drainage and groundwater

C1 - Edited contributions to conferences/learned societies

Goulding, K. W. T., Johnston, A. E., Webster, C. P. and Howe, M. 1990. Losses of nitrate from arable land by leaching and their effect on nitrates in drainage and groundwater. Merckx, R., Vlassak, K. and Vereecken, H. (ed.) Fertilization and the environment. University Press, Leuven. pp. 26-34

Straw incorporation - its effects on soil fertility.

C2 - Non-edited contributions to conferences

Johnston, A. E. 1990. Straw incorporation - its effects on soil fertility. Straw disposal and soil management after 1992. Proceedings Lincolnshire Agricultural Society, November, 1990. pp. 1-10.

New methods in diagnosis as aids to crop protection.

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. and Ball, S. F. L. 1990. New methods in diagnosis as aids to crop protection. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 1990.. pp. 467-476.

Low input agriculture - is it sustainable?

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1990. Low input agriculture - is it sustainable? Journal of the Fertilizer Society of South Africa .

Soluble carbohydrates in roots of leek (Allium porrum ) plants in relation to phosphorus supply and VA mycorrhizas.

B - Book chapters etc edited externally

Amijee, F., Stribley, D. P. and Tinker, P. B. 1990. Soluble carbohydrates in roots of leek (Allium porrum ) plants in relation to phosphorus supply and VA mycorrhizas. in: Plant nutrition - physiology and applications . M.L. van Beusichem ed. Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 161-164

Soluble carbohydrates in roots of leek (Allium porrum) plants in relation to phosphorus supply and VA mycorrhizas

A - Papers appearing in refereed journals

Amijee, F., Stribley, D. P. and Tinker, P. B. 1990. Soluble carbohydrates in roots of leek (Allium porrum) plants in relation to phosphorus supply and VA mycorrhizas. Plant and Soil. 124, pp. 195-198. https://doi.org/10.1007/BF00009259

Do vesicular-arbuscular mycorrhizal fungi have a role in plant husbandry?

A - Papers appearing in refereed journals

Stribley, D. P. 1990. Do vesicular-arbuscular mycorrhizal fungi have a role in plant husbandry? Aspects of Applied Biology. 24, pp. 117-121.

An overview of the nitrogen cycle.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1990. An overview of the nitrogen cycle. Nitrates and irrigation. UK Irrigation Association Technical Monograph 3 . Eds P.J.C. Hamer & P.B. Leeds-Harrison. Cranfield Press and UK Irrigation Association, Silsoe.. pp. 1-14

Mycorrhizal associations and their significance.

B - Book chapters etc edited externally

Stribley, D. P. 1990. Mycorrhizal associations and their significance. in: Onions and allied crops. Volume II Agronomy, biotic interactions, pathology, and crop protection. H.D. Rabinowitch & J.L. Brewster eds CRC Press, Boca Raton, Florida. pp. 85-101

The epidemiology of barley yellow dwarf in Europe.

B - Book chapters etc edited externally

Plumb, R. T. 1990. The epidemiology of barley yellow dwarf in Europe. in: World perspectives on barley yellow dwarf. Proceedings of the International Workshop, Udine, Italy, 1987. P.A. Burnett, ed. International Maize and Wheat Improvement Center, Mexico City.. pp. 215-227

Direct methods for estimating denitrification losses of nitrogen fertiliser.

B - Book chapters etc edited externally

Goulding, K. W. T., Webster, C. P., Powlson, D. S., Poulton, P. R. and Abu Bakar, R. 1990. Direct methods for estimating denitrification losses of nitrogen fertiliser. in: Harrison, A. F., Ineson, P. and Heal, O. W. (ed.) Nutrient cycling in terrestial ecosystems. Field methods, application and interpretation. A.F. Harrison, P. Ineson & O.W. Heal, eds Elsevier, London. pp. 153-163

Effects of break crops on wheat.

G - Articles in popular magazines and other technical publications

McEwen, J., Darby, R., Hewitt, M. and Yeoman, D. P. 1990. Effects of break crops on wheat. Vegetable Grower. Spring, p. 16,18.

Atmospheric inputs of heavy metals and organic contaminants to agroecosystems

C2 - Non-edited contributions to conferences

Jones, K. C., Haygarth, P. M. and Johnston, A. E. 1990. Atmospheric inputs of heavy metals and organic contaminants to agroecosystems. Agriculture Group Symposium, Agriculture and the Atmosphere.

Rational potassium manuring for arable cropping systems.

A - Papers appearing in refereed journals

Johnston, A. E. and Goulding, K. W. T. 1989. Rational potassium manuring for arable cropping systems. Potash Review. 12 (2), pp. 1-7.

The value of long-term experiments - a personal view

B - Book chapters etc edited externally

Johnston, A. E. 1989. The value of long-term experiments - a personal view. in: Likens, G. E. (ed.) In Long-term studies in ecology : approaches and alternatives Springer-Verlag, New York. pp. 175-179

The value of long-term experiments in agricultural research

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1989. The value of long-term experiments in agricultural research. In Proceedings of the Sanborn Field Centenniel, University of Missouri, 1989. University of Missouri, Columbia. pp. 1-20

Effects of field beans, fallow, lupins, oats, oilseed rape, peas, ryegrass, sunflowers and wheat on nitrogen residues in the soil and on the growth of a subsequent wheat crop.

A - Papers appearing in refereed journals

McEwen, J., Darby, R. J., Hewitt, M. V. and Yeoman, D. P. 1989. Effects of field beans, fallow, lupins, oats, oilseed rape, peas, ryegrass, sunflowers and wheat on nitrogen residues in the soil and on the growth of a subsequent wheat crop. The Journal of Agricultural Science. 115 (2), pp. 209-219. https://doi.org/10.1017/S0021859600075146

The nitrogen cycle in UK arable agriculture.

A - Papers appearing in refereed journals

Johnston, A. E. and Jenkinson, D. S. 1989. The nitrogen cycle in UK arable agriculture. Proceedings - Fertiliser Society, London. 286, pp. 1-24.

Detecting plant viruses in their vectors.

B - Book chapters etc edited externally

Plumb, R. T. 1989. Detecting plant viruses in their vectors. in: Advances in Disease Vector Research

The role of nitrogen in agriculture.

C2 - Non-edited contributions to conferences

Johnston, A. E. 1989. The role of nitrogen in agriculture. Living with nitrates. Conference Proceedings of the Licolnshire Agricultural Society, 1989. pp. 1-11

Variations of barley yellow dwarf virus content over time in spring and winter barleys, whether or not carrying the resistance Yd2 gene.

C1 - Edited contributions to conferences/learned societies

Herrera, G. and Plumb, R. T. 1989. Variations of barley yellow dwarf virus content over time in spring and winter barleys, whether or not carrying the resistance Yd2 gene. Proceedings of the 4th International Plant Virus Epidemiology Workshop, Montpellier, 1989. . pp. 79-82

Integrated control of barley yellow dwarf viruses.

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. 1989. Integrated control of barley yellow dwarf viruses. Proceedings of the 4th International Plant Virus Epidemiology Workshop, Montpellier, 1989. . pp. 242-245

Barley yellow dwarf in Portugal - II Incidence of BYDV isolates and aphid flights in the south region.

C1 - Edited contributions to conferences/learned societies

Forde, S. M. D., Lourenco, A. C., Plumb, R. T., Pereira, A. M. and Sequeira, O. A. 1989. Barley yellow dwarf in Portugal - II Incidence of BYDV isolates and aphid flights in the south region. Proceedings of the 4th International Plant Virus Epidemiology Workshop, Montpellier, 1989. 9, 32A..

The analysis and detection of sequence variation of beet western yellows virus.

C1 - Edited contributions to conferences/learned societies

Jones, T. D. K., Buck, K. W. and Plumb, R. T. 1989. The analysis and detection of sequence variation of beet western yellows virus. Production and protection of oilseed rape and other brassica crops. Aspects of Applied Biology 23. pp. 319-327

Genstat 5 release 2 reference summary . 97pp.

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Ainsley, A. E., Bicknell, K. E., Digby, P. G. N., Harding, S. A., Leech, P. K., Simpson, H. R., Todd, A. D., Welham, S. J., White, Robin P., Gower, J. C., Tunnicliffe Wilson, G. and Verrier, P. J. 1989. Genstat 5 release 2 reference summary . 97pp.

A data organisation system for field experiments.

G - Articles in popular magazines and other technical publications

Ainsley, A. E. and Todd, A. D. 1989. A data organisation system for field experiments. Genstat newsletter. 23, pp. 29-37.

Procedure APLOT.

D1 - Technical reports: non-confidential

Todd, A. D. 1989. Procedure APLOT. Numerical Algorithms Group, Oxford.

Effects of row spacing and the control of pests and pathogens on four cultivars of spring-sown field beans (Vicia fabae ).

A - Papers appearing in refereed journals

McEwen, J. and Yeoman, D. P. 1989. Effects of row spacing and the control of pests and pathogens on four cultivars of spring-sown field beans (Vicia fabae ). The Journal of Agricultural Science. 113 (3), pp. 365-371. https://doi.org/10.1017/S0021859600070064

Leaching of nitrate from soils receiving organic or inorganic fertilizers continuously for 135 years.

C1 - Edited contributions to conferences/learned societies

Powlson, D. S., Poulton, P. R., Addiscott, T. M. and Mccann, D. S. 1989. Leaching of nitrate from soils receiving organic or inorganic fertilizers continuously for 135 years. Nitrogen in organic wastes applied to soils , J.A. Hansen & K. Henriksen eds. Academic Press, London. pp. 334-345

Accumulation and loss of nitrogen from manure, sludge and compost: long-term experiments at Rothamsted and Woburn.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E., McGrath, S. P., Poulton, P. R. and Lane, P. W. 1989. Accumulation and loss of nitrogen from manure, sludge and compost: long-term experiments at Rothamsted and Woburn. Nitrogen in organic wastes applied to soils , J.A. Hansen & K. Henriksen eds. Academic Press, London. pp. 126-139

Vectors of plant pathogens and opportunities for the control of the diseases they transmit.

A - Papers appearing in refereed journals

Plumb, R. T. 1989. Vectors of plant pathogens and opportunities for the control of the diseases they transmit. Pesticide Science. 27, pp. 261-267.

Prospects for practical use of inoculum of vesicular-arbuscular mycorrhizal fungi.

A - Papers appearing in refereed journals

Stribley, D. P. 1989. Prospects for practical use of inoculum of vesicular-arbuscular mycorrhizal fungi. Journal of the Science of Food and Agriculture. 50 (1), pp. 131-132. https://doi.org/10.1002/jsfa.2740500115

Ways of overcoming constraints to reduced tillage; effect of changing straw disposal on soil nitrogen.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1989. Ways of overcoming constraints to reduced tillage; effect of changing straw disposal on soil nitrogen. Agriculture. Energy saving by reduced soil tillage. Proceedings of a workshop, Gottingen, 1987. K. Baumer & W. Ehlers eds. Commission of the European Communities (CEC) Brussels, Belgium. pp. 133-143

Effects of phosphorus on the morphology of VA mycorrhizal root system of leek (Allium porrum L.).

A - Papers appearing in refereed journals

Amijee, F., Tinker, P. B. and Stribley, D. P. 1989. Effects of phosphorus on the morphology of VA mycorrhizal root system of leek (Allium porrum L.). Plant and Soil. 119, pp. 334-336. https://doi.org/10.1007/BF02370427

Present and future value of mycorrhizal inoculants.

B - Book chapters etc edited externally

Stribley, D. P. 1989. Present and future value of mycorrhizal inoculants. in: Microbial inoculation of crop plants . R. Campbell & R.M. McDonald eds IRL Press, Oxford. pp. 49-65

Benefits from long-term ecological research; some examples from Rothamsted.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1989. Benefits from long-term ecological research; some examples from Rothamsted. Final Report of the International Workshop "Long-term ecological research - a global perspective", Man and the Biosphere Program, Berchtesgaden, 1989 . UNESCO, MAB, Bonn. pp. 288-312

Predicting the lime requirement of soils under permanent grassland and arable crops.

A - Papers appearing in refereed journals

Goulding, K. W. T., McGrath, S. P. and Johnston, A. E. 1989. Predicting the lime requirement of soils under permanent grassland and arable crops. Soil Use and Management. 5 (2), pp. 54-57. https://doi.org/10.1111/j.1475-2743.1989.tb00760.x

Uptake of foliar-applied urea by winter-wheat (Triticum aestivum) the influence of application time and the use of a new 15N technique.

A - Papers appearing in refereed journals

Powlson, D. S., Poulton, P. R., Moller, N. E., Hewitt, M. V., Penny, A. and Jenkinson, D. S. 1989. Uptake of foliar-applied urea by winter-wheat (Triticum aestivum) the influence of application time and the use of a new 15N technique. Journal of the Science of Food and Agriculture. 48 (4), pp. 429-440. https://doi.org/10.1002/jsfa.2740480405

Cadmium in cereal grain and herbage from long-term experimental plots at Rothamsted, UK.

A - Papers appearing in refereed journals

Jones, K. C. and Johnston, A. E. 1989. Cadmium in cereal grain and herbage from long-term experimental plots at Rothamsted, UK. Environmental Pollution. 57 (3), pp. 199-216. https://doi.org/10.1016/0269-7491(89)90012-2

Effects of aldicarb, benomyl, dazomet, permethrin, pirimicarb, phorate and nitrogen fertiliser on maize (Zea mays ) grown for 14 consecutive years on the same site.

A - Papers appearing in refereed journals

Barnard, A. J., McEwen, J., Hornby, D. and Beane, J. 1989. Effects of aldicarb, benomyl, dazomet, permethrin, pirimicarb, phorate and nitrogen fertiliser on maize (Zea mays ) grown for 14 consecutive years on the same site. The Journal of Agricultural Science. 112 (3), pp. 339-349. https://doi.org/10.1017/S0021859600085798

Long-term atmospheric deposition and soil acidification at Rothamsted Experimental Station, England.

B - Book chapters etc edited externally

Goulding, K. W. T. and Johnston, A. E. 1989. Long-term atmospheric deposition and soil acidification at Rothamsted Experimental Station, England. in: Longhurst, J. W. S. (ed.) Acid deposition, sources, effects and controls . J.W.S. Longhurst, ed. British Library (BL). pp. 213-228

Implications to N losses of a switch from inorganic towards organic manures and from continuous arable cropping to ley-arable rotations. Agriculture Group Symposium : future use of nitrogen fertilisers.

A - Papers appearing in refereed journals

Goulding, K. W. T., Powlson, D. S., Poulton, P. R., Webster, C. P., Macdonald, A. J. and Glendining, M. J. 1989. Implications to N losses of a switch from inorganic towards organic manures and from continuous arable cropping to ley-arable rotations. Agriculture Group Symposium : future use of nitrogen fertilisers. Journal of the Science of Food and Agriculture. 48 (1), pp. 115-129. https://doi.org/10.1002/jsfa.2740480113

The development of endomycorrhizal root systems. VII. A detailed study of effects of soil phosphorus on colonization.

A - Papers appearing in refereed journals

Amijee, F., Tinker, P. B. and Stribley, D. P. 1989. The development of endomycorrhizal root systems. VII. A detailed study of effects of soil phosphorus on colonization. New Phytologist. 111 (3), pp. 435-446. https://doi.org/10.1111/j.1469-8137.1989.tb00706.x

Unused fertiliser nitrogen in arable soils - its contribution to nitrate leaching.

A - Papers appearing in refereed journals

Mcdonald, A. J., Powlson, D. S., Poulton, P. R. and Jenkinson, D. S. 1989. Unused fertiliser nitrogen in arable soils - its contribution to nitrate leaching. Journal of the Science of Food and Agriculture. 46 (4), pp. 407-419. https://doi.org/10.1002/jsfa.2740460404

Polynuclear aromatic hydrocarbons in an agricultural soil: long term changes in profile distribution.

A - Papers appearing in refereed journals

Jones, K. C., Stratford, J. A., Tidridge, P., Waterhouse, K. S. and Johnston, A. E. 1989. Polynuclear aromatic hydrocarbons in an agricultural soil: long term changes in profile distribution. Environmental Pollution. 56 (4), pp. 337-351. https://doi.org/10.1016/0269-7491(89)90079-1

Phosphorus cycling in intensive arable agriculture.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1989. Phosphorus cycling in intensive arable agriculture. Phosphorus cycles in terrestial and aquatic ecosystems. Proceedings of a Workshop arranged by SCOPE, Czerniejewo, Poland, 1988, . H. Tiesse ed. University of Saskatchewan, Saskatoon.. pp. 123-136

Changes in the polynuclear aromatic hydrocarbon content of wheat grain and pasture grassland over the last century from one site in the UK.

A - Papers appearing in refereed journals

Jones, K. C., Grimmer, G., Jacob, J. and Johnston, A. E. 1989. Changes in the polynuclear aromatic hydrocarbon content of wheat grain and pasture grassland over the last century from one site in the UK. Science of the Total Environment. 78 (1), pp. 117-130. https://doi.org/10.1016/0048-9697(89)90026-0

Interactions between plots in experiments with the splash-dispersed pathogen (Rhynchosporium secalis ) on winter barley.

A - Papers appearing in refereed journals

Jenkyn, J. F., Dyke, G. V., Stedman, O. J. and Todd, A. D. 1989. Interactions between plots in experiments with the splash-dispersed pathogen (Rhynchosporium secalis ) on winter barley. The Journal of Agricultural Science. 112 (1), pp. 97-114. https://doi.org/10.1017/S002185960008415X

Effects of straw inoculum and fungicides on leaf blotch (Rhynchosporium secalis ), growth and yield of winter barley.

A - Papers appearing in refereed journals

Jenkyn, J. F., Stedman, O. J., Dyke, G. V. and Todd, A. D. 1989. Effects of straw inoculum and fungicides on leaf blotch (Rhynchosporium secalis ), growth and yield of winter barley. The Journal of Agricultural Science. 112 (1), pp. 85-95. https://doi.org/10.1017/S0021859600084148

Increases in the polynuclear aromatic hydrocarbon content of an agricultural soil over the last century

A - Papers appearing in refereed journals

Jones, K. C., Stratford, J. A., Waterhouse, K. S., Furlong, E. T., Giger, W., Hites, R. A., Schaffner, C. and Johnston, A. E. 1989. Increases in the polynuclear aromatic hydrocarbon content of an agricultural soil over the last century. Environmental Science & Technology. 23, pp. 95-101. https://doi.org/10.1021/es00178a012

Rothamsted and the nitrogen story.

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1988. Rothamsted and the nitrogen story. Property News. Autumn/Winter, p. 6.

The effects of pests and diseases on grasses.

B - Book chapters etc edited externally

Plumb, R. T. 1988. The effects of pests and diseases on grasses. in: The grass crop : the physiological basis of production. Eds M.B. Jones & A. Lazenby. London : Chapman & Hall pp. 277-309

Barley yellow mosaic virus (BaYMV): transmission, diagnosis and properties of UK strains.

C2 - Non-edited contributions to conferences

Adams, M. J., Jones, P. M. and Plumb, R. T. 1988. Barley yellow mosaic virus (BaYMV): transmission, diagnosis and properties of UK strains. Abstracts 5th International Congress of Plant Pathology, Kyoto, 1988,&nbsp;46.

A Rothamsted view of nitrogen management.

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1988. A Rothamsted view of nitrogen management. The Agronomist. No.3, pp. 10-12.

Optimization of lime applications to soils under permanent grassland and arable crops.

C1 - Edited contributions to conferences/learned societies

Goulding, K. W. T., McGrath, S. P. and Johnston, A. E. 1988. Optimization of lime applications to soils under permanent grassland and arable crops. Proceedings 7th Colloquium International Association for the Optimization of Plant Nutrition, Nyborg, Denmark, 1988. Paper 402. 6pp..

Potassium fertilisation to maintain a K-balance under various farming systems.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1988. Potassium fertilisation to maintain a K-balance under various farming systems. Nutrient balances and the need for potassium. Proceedings 13th IPI Congress, Rheims, 1986. Worblaufen-Bern : IPI. pp. 199-226

Atmospheric inputs of cadmium to an arable agricultural system.

C1 - Edited contributions to conferences/learned societies

Jones, K. C., Symon, C. J. and Johnston, A. E. 1988. Atmospheric inputs of cadmium to an arable agricultural system. Air pollution and ecosystems. Proceedings International Symposium, Grenoble, 1987. Ed. P. Mathy. Dordrecht : Reidel. pp. 548-553

Modelling the timing of the early development of winter wheat.

A - Papers appearing in refereed journals

Travis, K., Day, W. and Porter, J. R. 1988. Modelling the timing of the early development of winter wheat. Agricultural and Forest Meteorology. 44 (1), pp. 67-79. https://doi.org/10.1016/0168-1923(88)90035-4

Opportunities for the integrated control of barley yellow dwarf viruses in the UK.

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. 1988. Opportunities for the integrated control of barley yellow dwarf viruses in the UK. Environmental aspects of applied biology. Aspects of Applied Biology 17(1). pp. 153-161

The value of long-term experiments - a personal view.

B - Book chapters etc edited externally

Johnston, A. E. 1988. The value of long-term experiments - a personal view. in: Long-term studies in ecology : approaches and alternatives. Ed. G.E. Likens.

Structure/activity studies on aphid alarm pheromone derivatives and their field use against transmission of barley yellow dwarf virus.

A - Papers appearing in refereed journals

Dawson, G. W., Griffiths, D. C., Pickett, J. A., Plumb, R. T., Woodcock, C. M. and Zhang, Z-N. 1988. Structure/activity studies on aphid alarm pheromone derivatives and their field use against transmission of barley yellow dwarf virus. Pesticide Science. 22 (1), pp. 17-30. https://doi.org/10.1002/ps.2780220103

Rational potassium manuring for arable cropping systems.

A - Papers appearing in refereed journals

Johnston, A. E. and Goulding, K. W. T. 1988. Rational potassium manuring for arable cropping systems. Journal of the Science of Food and Agriculture. 46 (1), pp. 1-11. https://doi.org/10.1002/jsfa.2740460102

A comparison of indices that describe the relationship between exposure to ozone and the reduction in the yield of agricultural crops.

A - Papers appearing in refereed journals

Parry, M. A. J. and Day, W. 1988. A comparison of indices that describe the relationship between exposure to ozone and the reduction in the yield of agricultural crops. Atmospheric Environment. 22 (6), pp. 2057-2064. https://doi.org/10.1016/0004-6981(88)90353-8

Rational K manuring. Agriculture Group Symposium : sodium and potassium in plant nutrition.

C2 - Non-edited contributions to conferences

Johnston, A. E. and Goulding, K. W. T. 1988. Rational K manuring. Agriculture Group Symposium : sodium and potassium in plant nutrition. Wiley.

Use of models to investigate the link between the modification of photosynthetic characteristics and improved crop yields.

A - Papers appearing in refereed journals

Day, W. and Chalabi, Z. S. 1988. Use of models to investigate the link between the modification of photosynthetic characteristics and improved crop yields. Plant Physiology and Biochemistry. 26, pp. 511-517.

Grain growth dynamics in winter wheat crops.

A - Papers appearing in refereed journals

Chalabi, Z. S., Day, W., Willington, V. B. A. and Biscoe, P. V. 1988. Grain growth dynamics in winter wheat crops. Annals of Botany. 61, pp. 459-472.

Growth and dry-matter partitioning in sugar beet.

A - Papers appearing in refereed journals

Milford, G. F. J., Travis, K. Z., Pocock, T. O., Jaggard, K. W. and Day, W. 1988. Growth and dry-matter partitioning in sugar beet. The Journal of Agricultural Science. 110 (2), pp. 301-308. https://doi.org/10.1017/S0021859600081326

Effects of seed rates, sowing dates and methods of sowing on autumn-sown field beans (Vicia faba L.)

A - Papers appearing in refereed journals

McEwen, J., Yeoman, D. P. and Moffitt, R. 1988. Effects of seed rates, sowing dates and methods of sowing on autumn-sown field beans (Vicia faba L.). The Journal of Agricultural Science. 110 (2), pp. 345-352. https://doi.org/10.1017/S0021859600081387

Migration of alate morphs of the bird cherry aphid (Rhopalosiphum padi) and implications for the epidemiology of barley yellow dwarf virus.

A - Papers appearing in refereed journals

Tatchell, G. M., Plumb, R. T. and Carter, N. 1988. Migration of alate morphs of the bird cherry aphid (Rhopalosiphum padi) and implications for the epidemiology of barley yellow dwarf virus. Annals of Applied Biology - AAB. 112 (1), pp. 1-11. https://doi.org/10.1111/j.1744-7348.1988.tb02035.x

Field beans at Rothamsted.

G - Articles in popular magazines and other technical publications

McEwen, J. 1988. Field beans at Rothamsted. Vegetable Grower. Spring, p. 6.

Estimation of radiation interception by winter wheat from measurements of leaf area

A - Papers appearing in refereed journals

Thorne, G. N., Pearman, I., Day, W. and Todd, A. D. 1988. Estimation of radiation interception by winter wheat from measurements of leaf area. The Journal of Agricultural Science. 110 (1), pp. 101-108. https://doi.org/10.1017/S0021859600079740

Contrast between sandy and clay soils in the effects of various factors on the growth, nitrogen uptake and yield of winter wheat in three years.

A - Papers appearing in refereed journals

Thorne, G. N., Welbank, P. J., Widdowson, F. V., Penny, A. and Todd, A. D. 1988. Contrast between sandy and clay soils in the effects of various factors on the growth, nitrogen uptake and yield of winter wheat in three years. The Journal of Agricultural Science. 110 (1), pp. 119-140. https://doi.org/10.1017/S0021859600079764

Kaliumdungung zur Aufrechterhaltung eines ausgeglichenen K-Versorgungsgrades unter verschiedenen Anbausystemen.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1988. Kaliumdungung zur Aufrechterhaltung eines ausgeglichenen K-Versorgungsgrades unter verschiedenen Anbausystemen.

Variation between years in growth and nutrient uptake after anthesis of winter wheat on Broadbalk field at Rothamsted, 1969-84

A - Papers appearing in refereed journals

Thorne, G. N., Darby, R. J., Day, W., Lane, P. W., Welbank, P. J. and Widdowson, F. V. 1988. Variation between years in growth and nutrient uptake after anthesis of winter wheat on Broadbalk field at Rothamsted, 1969-84. The Journal of Agricultural Science. 110 (3), pp. 543-559. https://doi.org/10.1017/S0021859600082125

Long-term changes in the polynuclear aromatic hydrocarbon content of agricultural soils.

C1 - Edited contributions to conferences/learned societies

Jones, K. C., Stratford, J. A., Waterhouse, K. S. and Johnston, A. E. 1988. Long-term changes in the polynuclear aromatic hydrocarbon content of agricultural soils. Air pollution and ecosystems. Proceedings International Symposium, Grenoble, 1987. Ed. P. Mathy. Dordrecht : Reidel. pp. 792-797

The effect of atmospheric deposition, especially of nitrogen, on grassland and woodland at Rothamsted Experimental Station, England, measured over more than 100 years.

C1 - Edited contributions to conferences/learned societies

Goulding, K. W. T., Johnston, A. E. and Poulton, P. R. 1988. The effect of atmospheric deposition, especially of nitrogen, on grassland and woodland at Rothamsted Experimental Station, England, measured over more than 100 years. Air pollution and ecosystems. Proceedings International Symposium, Grenoble, 1987. Ed. P. Mathy. Dordrecht : Reidel. pp. 841-846

Rothamsted Soils and Crop Production Division and publications

A - Papers appearing in refereed journals

Johnston, A. E. 1987. Rothamsted Soils and Crop Production Division and publications. Rothamsted Experimental Station Report. 1987 (part 1), pp. 93-131;133-159.

Saxmundham Experimental Station 1899-1986 A review of the achievements during 1965-1986

A - Papers appearing in refereed journals

Johnston, A. E. 1987. Saxmundham Experimental Station 1899-1986 A review of the achievements during 1965-1986. Rothamsted Experimental Station Report. 1986 (part 2), pp. 265-279.

Colonization of roots by vesicular-arbuscular mycorrhizal fungi in relation to the phosphorus and carbon nutrition of the host

C2 - Non-edited contributions to conferences

Stribley, D. P. and Amijee, F. 1987. Colonization of roots by vesicular-arbuscular mycorrhizal fungi in relation to the phosphorus and carbon nutrition of the host. Abstracts Physiological Mechanisms in Biotrophy and Hemibiotrophy. Meeting of the British Society for Plant Pathology, Bangor, April 1987 . pp. 4

Effects of soil organic matter on yields of crops in long-term experiments at Rothamsted and Woburn.

A - Papers appearing in refereed journals

Johnston, A. E. 1987. Effects of soil organic matter on yields of crops in long-term experiments at Rothamsted and Woburn. INTECOL Bulletin. 15, pp. 9-16.

Aphid trapping to forecast virus disease.

G - Articles in popular magazines and other technical publications

Plumb, R. T. 1987. Aphid trapping to forecast virus disease. SPAN. 30, pp. 35-37.

The effect of drought on barley yield and water use in two contrasting years.

A - Papers appearing in refereed journals

Day, W., Lawlor, D. W. and Day, A. T. 1987. The effect of drought on barley yield and water use in two contrasting years. Irrigation Science. 8, pp. 115-130. https://doi.org/10.1007/BF00259476

Retrospective analysis of an archived soil collection. I. Metals.

A - Papers appearing in refereed journals

Jones, K. C., Symon, C. J. and Johnston, A. E. 1987. Retrospective analysis of an archived soil collection. I. Metals. Science of the Total Environment. 61, pp. 131-144. https://doi.org/10.1016/0048-9697(87)90363-9

Effects of a range of fungicides used to control rust (Uromyces viciae-fabae) on spring-sown field beans (Vicia faba) in the UK

A - Papers appearing in refereed journals

Yeoman, D. P., Lapwood, D. H. and McEwen, J. 1987. Effects of a range of fungicides used to control rust (Uromyces viciae-fabae) on spring-sown field beans (Vicia faba) in the UK. Crop Protection. 6 (2), pp. 90-94. https://doi.org/10.1016/0261-2194(87)90105-0

Spore dispersal and plant disease gradients; a comparison between two empirical models.

A - Papers appearing in refereed journals

Fitt, B. D. L., Gregory, P. H., Todd, A. D., McCartney, H. A. and Macdonald, O. C. 1987. Spore dispersal and plant disease gradients; a comparison between two empirical models. Journal of Phytopathology. 118 (3), pp. 227-242. https://doi.org/10.1111/j.1439-0434.1987.tb00452.x

Mineral nutrition.

G - Articles in popular magazines and other technical publications

Stribley, D. P. 1987. Mineral nutrition.

Soluble carbohydrates of vesicular-arbuscular mycorrhizal fungi.

A - Papers appearing in refereed journals

Amijee, F. and Stribley, D. P. 1987. Soluble carbohydrates of vesicular-arbuscular mycorrhizal fungi. Mycologist. 21, pp. 20-21.

Rationalizing pesticide use in the United Kingdom for the control of barley yellow dwarf virus.

G - Articles in popular magazines and other technical publications

Plumb, R. T. 1987. Rationalizing pesticide use in the United Kingdom for the control of barley yellow dwarf virus. Barley Yellow Dwarf Newsletter. 1, pp. 13-16.

The epidemiology of barley yellow dwarf in Europe.

G - Articles in popular magazines and other technical publications

Plumb, R. T. 1987. The epidemiology of barley yellow dwarf in Europe.

Genstat 5 reference manual.

E - Books edited/written by staff member, alone/with others

Payne, R. W., Lane, P. W., Ainsley, A. E., Bicknell, K. E., Digby, P. G. N., Harding, S. A., Leech, P. K., Simpson, H. R., Todd, A. D., Verrier, P. J., White, Robin P., Gower, J. C., Tunnicliffe Wilson, G. and Paterson, L. J. 1987. Genstat 5 reference manual.

The physiological and molecular basis for increased production of biomass at low temperatures : screening plant responses.

G - Articles in popular magazines and other technical publications

Lawlor, D. W., Day, W., Young, A. T. and Keys, A. J. 1987. The physiological and molecular basis for increased production of biomass at low temperatures : screening plant responses.

Recovery of 15N-labelled urea applied to the foliage of winter wheat.

A - Papers appearing in refereed journals

Powlson, D. S., Poulton, P. R., Penny, A. and Hewitt, M. V. 1987. Recovery of 15N-labelled urea applied to the foliage of winter wheat. Journal of the Science of Food and Agriculture. 41 (3), pp. 195-203. https://doi.org/10.1002/jsfa.2740410302

The usefulness of expressing nitrogen concentrations in crops on the basis of tissue water.

G - Articles in popular magazines and other technical publications

Leigh, R. A. and Johnston, A. E. 1987. The usefulness of expressing nitrogen concentrations in crops on the basis of tissue water. Journal of the Science of Food and Agriculture. 38 (4), pp. 317-318.

Retrospective analysis of an archived soil collection. II. Cadmium.

A - Papers appearing in refereed journals

Jones, K., Symon, C. J. and Johnston, A. E. 1987. Retrospective analysis of an archived soil collection. II. Cadmium. Science of the Total Environment. 67 (1), pp. 75-89. https://doi.org/10.1016/0048-9697(87)90067-2.

Will Europe return to fallowing?

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1987. Will Europe return to fallowing? SPAN. 30, pp. 53-54.

Reducing nitrate pollution.

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1987. Reducing nitrate pollution.

Straw incorporation and its implications for crop protection and wildlife.

G - Articles in popular magazines and other technical publications

Johnston, A. E., Smith, B. and Patterson, D. 1987. Straw incorporation and its implications for crop protection and wildlife.

Le soufre en Grande-Bretagne.

G - Articles in popular magazines and other technical publications

McGrath, S. P. and Johnston, A. E. 1987. Le soufre en Grande-Bretagne. Perspectives Agricoles. 111, pp. 45-47.

Nitrogen - maximising benefits and minimising problems.

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1987. Nitrogen - maximising benefits and minimising problems.

An analysis of morphological development stages in Avalon winter wheat crops with different sowing dates and at ten sites in England and Scotland.

A - Papers appearing in refereed journals

Porter, J. R., Kirby, E. J. M., Day, W., Adam, J. S., Appleyard, M., Ayling, S., Baker, C. K., Beale, P., Belford, R. K., Biscoe, P. V., Chapman, A., Fuller, M. P., Hampson, J. '., Hay, R. K. M., Hough, M. N., Matthews, S., Thompson, W. J., Weir, A. H., Willington, V. B. A. and Wood, D. W. 1987. An analysis of morphological development stages in Avalon winter wheat crops with different sowing dates and at ten sites in England and Scotland. The Journal of Agricultural Science. 109 (1), pp. 107-121. https://doi.org/10.1017/S0021859600081053

An analysis of primordium initiation in Avalon winter wheat crops with different sowing dates and at nine sites in England and Scotland

A - Papers appearing in refereed journals

Kirby, E. J. M., Porter, J. R., Day, W., Adam, J. S., Appleyard, M., Ayling, S., Baker, C. K., Belford, R. K., Biscoe, P. V., Chapman, A., Fuller, M. P., Hampson, J., Hay, R. K. M., Matthews, S., Thompson, W. J., Weir, A. H., Willington, V. B. A. and Wood, D. W. 1987. An analysis of primordium initiation in Avalon winter wheat crops with different sowing dates and at nine sites in England and Scotland. The Journal of Agricultural Science. 109 (1), pp. 123-134. https://doi.org/10.1017/S0021859600081065

Rothamsted Soils Division

A - Papers appearing in refereed journals

Johnston, A. E. 1986. Rothamsted Soils Division. Rothamsted Experimental Station Report. 1986 (part 1), pp. 137-166;186-191.

Cadmium : temporal trends in archived soils from a semi-rural location in the UK In: Chemicals in the environment ed. J.M. Lester, R. Perry and, R.M. Sterritt, 553-559

D1 - Technical reports: non-confidential

Jones, K. C., Symon, C. J. and Johnston, A. E. 1986. Cadmium : temporal trends in archived soils from a semi-rural location in the UK In: Chemicals in the environment ed. J.M. Lester, R. Perry and, R.M. Sterritt, 553-559.

Some factors affecting the growth and yield of winter wheat grown as a third cereal with much or negligible take-all

A - Papers appearing in refereed journals

Prew, R. D., Beane, J., Carter, N., Church, B. M., Dewar, A. M., Lacey, J., Penny, A., Plumb, R. T., Thorne, G. N. and Todd, A. D. 1986. Some factors affecting the growth and yield of winter wheat grown as a third cereal with much or negligible take-all. The Journal of Agricultural Science. 107 (3), pp. 639-671. https://doi.org/10.1017/S0021859600069811

Relations between growth, colonization by a vesicular- arbuscular mycorrhizal fungus and soluble carbohydrates in roots of leek (Allium porrum L.) as affected by soil phosphorus.

G - Articles in popular magazines and other technical publications

Amijee, F., Stribley, D. P. and Tinker, P. B. 1986. Relations between growth, colonization by a vesicular- arbuscular mycorrhizal fungus and soluble carbohydrates in roots of leek (Allium porrum L.) as affected by soil phosphorus.

Antifeedants: A new concept for control of barley yellow dwarf virus in winter cereals.

G - Articles in popular magazines and other technical publications

Dawson, G. W., Griffiths, D. C., Hassanali, A., Pickett, J. A., Plumb, R. T., Pye, B. J., Smart, L. E. and Woodcock, C. M. 1986. Antifeedants: A new concept for control of barley yellow dwarf virus in winter cereals.

Effects of pre-inoculation with a vesicular-arbuscular mycorrhizal fungus on growth of onions transplanted to the field as multi-seeded peat modules.

A - Papers appearing in refereed journals

Snellgrove, R. C. and Stribley, D. P. 1986. Effects of pre-inoculation with a vesicular-arbuscular mycorrhizal fungus on growth of onions transplanted to the field as multi-seeded peat modules. Plant and Soil. 92, pp. 387-397. https://doi.org/10.1007/BF02372486

The effect of vesicular-arbuscular mycorrhizal infection on photosynthesis and carbon distribution in leek plants

C1 - Edited contributions to conferences/learned societies

Snellgrove, R. C., Stribley, D. P., Tinker, P. B. and Lawlor, D. W. 1986. The effect of vesicular-arbuscular mycorrhizal infection on photosynthesis and carbon distribution in leek plants. Gianinazzi-Pearson, V. and Gianinazzi, S. (ed.) Physiological and genetical aspects of mycorrhizae . Proceedings 1st European Symposium on Mycorrhizae, Dijon, 1985.. INRA Paris Cedex. pp. 420-424

The nitrogen cycle in the Broadbalk Wheat Experiment : recovery and losses of 15N-labelled fertilizer applied in spring and inputs of nitrogen from the atmosphere

A - Papers appearing in refereed journals

Powlson, D. S., Pruden, G., Johnston, A. E. and Jenkinson, D. S. 1986. The nitrogen cycle in the Broadbalk Wheat Experiment : recovery and losses of 15N-labelled fertilizer applied in spring and inputs of nitrogen from the atmosphere. The Journal of Agricultural Science. 107 (3), pp. 591-609. https://doi.org/10.1017/S0021859600069768

The nitrogen cycle under continuous winter wheat

G - Articles in popular magazines and other technical publications

Jenkinson, D. S., Powlson, D. S. and Johnston, A. E. 1986. The nitrogen cycle under continuous winter wheat.

A simple model to describe variation between years in the early growth of sugar beet.

A - Papers appearing in refereed journals

Day, W. 1986. A simple model to describe variation between years in the early growth of sugar beet. Field Crops Research. 14, pp. 213-220. https://doi.org/10.1016/0378-4290(86)90059-6

Forecasting barley yellow dwarf virus by monitoring vector populations and infectivity.

G - Articles in popular magazines and other technical publications

Plumb, R. T., Lennon, E. A. and Gutteridge, R. A. 1986. Forecasting barley yellow dwarf virus by monitoring vector populations and infectivity.

AFRC Research on straw disposal.

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1986. AFRC Research on straw disposal.

A comparison of ELISA with transmission tests to detect barley yellow dwarf virus-carrying aphids.

G - Articles in popular magazines and other technical publications

Torrance, L., Plumb, R. T., Lennon, E. A. and Gutteridge, R. A. 1986. A comparison of ELISA with transmission tests to detect barley yellow dwarf virus-carrying aphids.

The effects of infection by barley yellow mosaic virus on the yield and components of yield of barley.

A - Papers appearing in refereed journals

Plumb, R. T., Lennon, E. A. and Gutteridge, R. A. 1986. The effects of infection by barley yellow mosaic virus on the yield and components of yield of barley. Plant Pathology. 35 (3), pp. 314-318. https://doi.org/10.1111/j.1365-3059.1986.tb02020.x

Accumulation and subcellular distribution of cations in relation to the growth of potassium-deficient barley

A - Papers appearing in refereed journals

Leigh, R. A., Chater, M., Storey, R. and Johnston, A. E. 1986. Accumulation and subcellular distribution of cations in relation to the growth of potassium-deficient barley. Plant, Cell and Environment. 9 (7), pp. 595-604. https://doi.org/10.1111/1365-3040.ep11616346

An investigation of the usefulness of phosphorus concentrations in tissue water as indicators of the phosphorus status of field-grown spring barley.

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1986. An investigation of the usefulness of phosphorus concentrations in tissue water as indicators of the phosphorus status of field-grown spring barley. The Journal of Agricultural Science. 107 (2), pp. 329-333. https://doi.org/10.1017/S0021859600087128

Phosphate fertilisers - is water solubility important?

A - Papers appearing in refereed journals

Copestake, K. G., Johnston, A. E., Paulson, G. A. and Richards, I. R. 1986. Phosphate fertilisers - is water solubility important? Journal of the Science of Food and Agriculture. 37 (1), pp. 18-19.

Vesicular-arbuscular mycorrhizas and the phosphorus physiology of plants.

A - Papers appearing in refereed journals

Stribley, D. P. and Snellgrove, R. C. 1986. Vesicular-arbuscular mycorrhizas and the phosphorus physiology of plants. Journal of the Science of Food and Agriculture. 37 (1), pp. 10-12.

Modelling the long-term residual effects of phosphorus residues in soil.

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R. and Lane, P. W. 1986. Modelling the long-term residual effects of phosphorus residues in soil. Journal of the Science of Food and Agriculture. 37 (1), pp. 8-19. https://doi.org/10.1002/jsfa.2740370103

Cadmium accumulation in soils from long-continued applications of superphosphate.

A - Papers appearing in refereed journals

Rothbaum, H. P., Goguel, R. L., Johnston, A. E. and Mattingly, G. E. G. 1986. Cadmium accumulation in soils from long-continued applications of superphosphate. Journal of Soil Science. 37 (1), pp. 99-107. https://doi.org/10.1111/j.1365-2389.1986.tb00011.x

Soil organic matter, effects on soils and crops

A - Papers appearing in refereed journals

Johnston, A. E. 1986. Soil organic matter, effects on soils and crops. Soil Use and Management. 2 (3), pp. 97-105. https://doi.org/10.1111/j.1475-2743.1986.tb00690.x

The dynamics of nitrogen uptake and its remobilization during the growth of sugar beet.

A - Papers appearing in refereed journals

Armstrong, M. J., Milford, G. F. J., Pocock, T. O., Last, P. J. and Day, W. 1986. The dynamics of nitrogen uptake and its remobilization during the growth of sugar beet. The Journal of Agricultural Science. 107 (1), pp. 145-154. https://doi.org/10.1017/S0021859600066892

Sulphur - crop nutrient and fungicide.

G - Articles in popular magazines and other technical publications

McGrath, S. P. and Johnston, A. E. 1986. Sulphur - crop nutrient and fungicide. SPAN. 29, pp. 57-59.

Atmospheric deposition at Rothamsted, Saxmundham and Woburn Experimental Stations, England, 1969-1984.

A - Papers appearing in refereed journals

Goulding, K. W. T., Poulton, P. R., Thomas, V. H. and Williams, R. J. B. 1986. Atmospheric deposition at Rothamsted, Saxmundham and Woburn Experimental Stations, England, 1969-1984. Water Air And Soil Pollution. 29 (1), pp. 27-49. https://doi.org/10.1007/BF00149327

The effects of sowing date and other factors on growth, yield and nitrogen uptake, and on the incidence of pests and diseases, of winter barley at Rothamsted from 1981 to 1983.

A - Papers appearing in refereed journals

Widdowson, F. V., Darby, R. J., Dewar, A. M., Jenkyn, J. F., Kerry, B. R., Lawlor, D. W., Plumb, R. T., Ross, G. J. S., Scott, G. C., Todd, A. D. and Wood, D. W. 1986. The effects of sowing date and other factors on growth, yield and nitrogen uptake, and on the incidence of pests and diseases, of winter barley at Rothamsted from 1981 to 1983. The Journal of Agricultural Science. 106, pp. 551-574. https://doi.org/10.1017/S0021859600063437

Application of dynamic jump process analysis to modelling tiller production in winter wheat.

A - Papers appearing in refereed journals

Chalabi, Z. S. and Day, W. 1986. Application of dynamic jump process analysis to modelling tiller production in winter wheat. IMA Journal of Mathematics Applied in Medicine and Biology. 3, pp. 23-40.

Soil acidification during more than 100 years under permanent grassland and woodland at Rothamsted

A - Papers appearing in refereed journals

Johnston, A. E., Goulding, K. W. T. and Poulton, P. R. 1986. Soil acidification during more than 100 years under permanent grassland and woodland at Rothamsted. Soil Use and Management. 2 (1), pp. 3-10. https://doi.org/10.1111/j.1475-2743.1986.tb00669.x

Effects of soil and fertilizer P on yields of potatoes, sugar beet, barley and winter wheat on a sandy clay loam soil at Saxmundham, Suffolk

A - Papers appearing in refereed journals

Johnston, A. E., Lane, P. W., Mattingly, G. E. G., Poulton, P. R. and Hewitt, M. V. 1986. Effects of soil and fertilizer P on yields of potatoes, sugar beet, barley and winter wheat on a sandy clay loam soil at Saxmundham, Suffolk. The Journal of Agricultural Science. 106 (1), pp. 155-167. https://doi.org/10.1017/S0021859600061864

The development of endomycorrhizal root systems. VI. The relationship between development of infection, and intensity of infection in young leek roots.

A - Papers appearing in refereed journals

Amijee, F., Stribley, D. P. and Tinker, P. B. 1986. The development of endomycorrhizal root systems. VI. The relationship between development of infection, and intensity of infection in young leek roots. New Phytologist. 102, pp. 293-301. https://doi.org/10.1111/j.1469-8137.1986.tb00584.x

Use of alarm pheromone and derivatives against aphid-mediated damage.

G - Articles in popular magazines and other technical publications

Pickett, J. A., Cayley, G. R., Dawson, G. W., Griffiths, D. C., Hockland, S. H., Marples, B., Plumb, R. T. and Woodcock, C. M. 1986. Use of alarm pheromone and derivatives against aphid-mediated damage.

A rational approach to the control of barley yellow dwarf virus.

G - Articles in popular magazines and other technical publications

Plumb, R. T. 1986. A rational approach to the control of barley yellow dwarf virus. Journal of the Royal Agricultural Society of England. 147, pp. 162-171.

Stochastic model of the leaf area expansion of the sugar-beet plant in a field crop.

A - Papers appearing in refereed journals

Chalabi, Z. S., Milford, G. F. J. and Day, W. 1986. Stochastic model of the leaf area expansion of the sugar-beet plant in a field crop. Agricultural and Forest Meteorology. 38 (4), pp. 319-336. https://doi.org/10.1016/0168-1923(86)90020-1

Acid deposition at Rothamsted, Saxmundham and Woburn, 1969–83

A - Papers appearing in refereed journals

Goulding, K. W. T. and Poulton, P. R. 1985. Acid deposition at Rothamsted, Saxmundham and Woburn, 1969–83. Soil Use and Management. 1 (1), pp. 6-7. https://doi.org/10.1111/j.1475-2743.1985.tb00641.x

Nitrogen concentrations in field-grown spring barley: an examination of the usefulness of expressing concentrations on the basis of tissue water

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1985. Nitrogen concentrations in field-grown spring barley: an examination of the usefulness of expressing concentrations on the basis of tissue water. The Journal of Agricultural Science. 105 (2), pp. 397-406. https://doi.org/10.1017/S0021859600056458

Yield and nitrogen-fixation of melilotus-alba

A - Papers appearing in refereed journals

McEwen, J. and Johnston, A. E. 1985. Yield and nitrogen-fixation of melilotus-alba. Field Crops Research. 12 (2), pp. 187-188. https://doi.org/10.1016/0378-4290(85)90065-6

Control of pests and pathogens of spring-sown field beans (Vicia faba L.)

A - Papers appearing in refereed journals

McEwen, J., Bardner, R., Bater, J. E., Cockbain, A. J., Fletcher, K. E., Lapwood, D. H., Salt, G. A., Webb, R. M., Williams, T. D. and Yeoman, D. P. 1985. Control of pests and pathogens of spring-sown field beans (Vicia faba L.). Research and development in agriculture. 2 (3), pp. 177-185.

Some factors limiting the growth and yield of winter-wheat and their variation in 2 seasons

A - Papers appearing in refereed journals

Prew, R. D., Church, B. M., Dewar, A. M., Lacey, J., Magan, N., Penny, A., Plumb, R. T., Thorne, G. N., Todd, A. D. and Williams, T. D. 1985. Some factors limiting the growth and yield of winter-wheat and their variation in 2 seasons. The Journal of Agricultural Science. 104 (1), pp. 135-162. https://doi.org/10.1017/s0021859600043070

The effects of mixing Italian ryegrass (Lolium multiflorum) with perennial ryegrass (L. perenne) or red clover (Trifolium pratense) on the incidence of viruses

A - Papers appearing in refereed journals

Lewis, G. C., Heard, A. J., Gutteridge, R. A., Plumb, R. T. and Gibson, R. W. 1985. The effects of mixing Italian ryegrass (Lolium multiflorum) with perennial ryegrass (L. perenne) or red clover (Trifolium pratense) on the incidence of viruses. Annals of Applied Biology - AAB. 106 (3), pp. 483-488. https://doi.org/10.1111/j.1744-7348.1985.tb03139.x

Vesicular-arbuscular mycorrhizae of winter and spring cereals

A - Papers appearing in refereed journals

Buwalda, J. G., Stribley, D. P. and Tinker, P. B. 1985. Vesicular-arbuscular mycorrhizae of winter and spring cereals. The Journal of Agricultural Science. 105, pp. 649-657. https://doi.org/10.1017/S0021859600059554

Effects of vesicular-arbuscular mycorrhizal infection in first, second and third cereal crops

A - Papers appearing in refereed journals

Buwalda, J. G., Stribley, D. P. and Tinker, P. B. 1985. Effects of vesicular-arbuscular mycorrhizal infection in first, second and third cereal crops. The Journal of Agricultural Science. 105, pp. 631-647. https://doi.org/10.1017/S0021859600059542

The effect of straw incorporation on the uptake of nitrogen by winter wheat.

A - Papers appearing in refereed journals

Powlson, D. S., Jenkinson, D. S., Pruden, G. and Johnston, A. E. 1985. The effect of straw incorporation on the uptake of nitrogen by winter wheat. Journal of the Science of Food and Agriculture. 36 (1), pp. 26-30. https://doi.org/10.1002/jsfa.2740360105

Rothamsted Multidisciplinary Agronomy

A - Papers appearing in refereed journals

Thorne, G. N., Prew, R. D., williams, Lacey, J., Plumb, R. T., Hirsch, P. R., Church, B. M., Todd, A. D. and Carter, N. 1984. Rothamsted Multidisciplinary Agronomy. Rothamsted Experimental Station Report. 1984 (part 1), pp. 23-38.

Rothamsted Garden Clover - Red clover grown continuously since 1854 Yields, crop and soil analyses 1956-82

A - Papers appearing in refereed journals

McEwen, J., Johnston, A. E., Poulton, P. R. and Yeoman, D. P. 1984. Rothamsted Garden Clover - Red clover grown continuously since 1854 Yields, crop and soil analyses 1956-82. Rothamsted Experimental Station Report. 1983 (part 2), pp. 225-237.

Methods for monitoring aphid vectors for a persistent virus

A - Papers appearing in refereed journals

Plumb, R. T. 1984. Methods for monitoring aphid vectors for a persistent virus. Phytoparasitica. 12 (3-4), pp. 208-209.

An effect of rust (uromyces-viciae-fabae) on the yield of spring-sown field beans (vicia-faba) in the UK

A - Papers appearing in refereed journals

Lapwood, D. H., Bainbridge, A., McEwen, J. and Yeoman, D. P. 1984. An effect of rust (uromyces-viciae-fabae) on the yield of spring-sown field beans (vicia-faba) in the UK. Crop Protection. 3 (2), pp. 193-198. https://doi.org/10.1016/0261-2194(84)90054-1

The development of endomycorrhizal root systems .5. The detailed pattern of development of infection and the control of infection level by host in young leek plants

A - Papers appearing in refereed journals

Buwalda, J. G., Stribley, D. P. and Tinker, P. B. 1984. The development of endomycorrhizal root systems .5. The detailed pattern of development of infection and the control of infection level by host in young leek plants. New Phytologist. 96 (3), pp. 411-427. https://doi.org/10.1111/j.1469-8137.1984.tb03576.x

Description of the viruses affecting small grains in England

A - Papers appearing in refereed journals

Plumb, R. T. 1984. Description of the viruses affecting small grains in England. Phytoparasitica. 12 (3-4), pp. 212-212.

Yield benefits from the control of rust on spring-sown field beans

C1 - Edited contributions to conferences/learned societies

Lapwood, D. H., McEwen, J. and Yeoman, D. P. 1984. Yield benefits from the control of rust on spring-sown field beans. Proceedings British Crop Protection Conference 1984 - Pests and Diseases . pp. 761-766

Rothamsted Multidisciplinary Agronomy

A - Papers appearing in refereed journals

Thorne, G. N., Dewar, A. M., Prew, R. D., williams, Lacey, J., Plumb, R. T., Hirsch, P. R., Church, B. M. and Todd, A. D. 1983. Rothamsted Multidisciplinary Agronomy. Rothamsted Experimental Station Report. 1983 (part 1), pp. 21-36.

The infectivity index and barley yellow dwarf virus

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. 1983. The infectivity index and barley yellow dwarf virus. Proceedings of the 10th International Congress of Plant Protection, Brighton.

Barley yellow dwarf virus: a global problem

B - Book chapters etc edited externally

Plumb, R. T. 1983. Barley yellow dwarf virus: a global problem. in: Plumb, R. T. and Thresh, J. M. (ed.) Plant virus epidemiology. The spread and control of insect-borne viruses Oxford Blackwell Scientific Publications. pp. 185-198

Rothamsted garden clover - red clover grown continuously since 1854

A - Papers appearing in refereed journals

McEwen, J., Johnston, A. E., Poulton, P. R. and Yeoman, D. P. 1983. Rothamsted garden clover - red clover grown continuously since 1854. Rothamsted Experimental Station Report. 2, pp. 225-237.

The Broadbalk wheat experiment 1968-78 : yields and plant nutrients in crops grown continuously and in rotation

A - Papers appearing in refereed journals

Dyke, G. V., George, B. J., Johnston, A. E., Poulton, P. R. and Todd, A. D. 1983. The Broadbalk wheat experiment 1968-78 : yields and plant nutrients in crops grown continuously and in rotation. Rothamsted Experimental Station Report. (2), pp. 5-44. https://doi.org/10.23637/ERADOC-1-34179

Towards a better understanding of critical nutrient concentrations in crops

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1983. Towards a better understanding of critical nutrient concentrations in crops. Journal of the Science of Food and Agriculture. 34 (3), pp. 265-266. https://doi.org/10.1002/jsfa.2740340310

Increased uptake of bromide and chloride by plants infected with vesicular-arbuscular mycorrhizas

A - Papers appearing in refereed journals

Buwalda, J. G., Stribley, D. P. and Tinker, P. B. 1983. Increased uptake of bromide and chloride by plants infected with vesicular-arbuscular mycorrhizas. New Phytologist. 93 (2), pp. 217-225. https://doi.org/10.1111/j.1469-8137.1983.tb03426.x

Increased uptake of anions by plants with vesicular-arbuscular mycorrhizas

A - Papers appearing in refereed journals

Buwalda, J. G., Stribley, D. P. and Tinker, P. B. 1983. Increased uptake of anions by plants with vesicular-arbuscular mycorrhizas. Plant and Soil. 71 (1-3), pp. 463-467. https://doi.org/10.1007/bf02182687

Effects of fungicides and insecticides applied to spring barley sown on different dates in 1976-79

A - Papers appearing in refereed journals

Jenkyn, J. F. and Plumb, R. T. 1983. Effects of fungicides and insecticides applied to spring barley sown on different dates in 1976-79. Annals of Applied Biology - AAB. 102 (3), pp. 421-433. https://doi.org/10.1111/j.1744-7348.1983.tb02715.x

Effects of fungicide movement between plots in field experiments

A - Papers appearing in refereed journals

Jenkyn, J. F., Dyke, G. V. and Todd, A. D. 1983. Effects of fungicide movement between plots in field experiments. Plant Pathology. 32 (3), pp. 311-324. https://doi.org/10.1111/j.1365-3059.1983.tb02839.x

The effects of fertilizers and drought on the concentrations of potassium in the dry-matter and tissue water of field-grown spring barley

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1983. The effects of fertilizers and drought on the concentrations of potassium in the dry-matter and tissue water of field-grown spring barley. The Journal of Agricultural Science. 101 (DEC), pp. 741-748. https://doi.org/10.1017/s0021859600038788

Concentrations of potassium in the dry-matter and tissue water of field-grown spring barley and their relationships to grain-yield

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1983. Concentrations of potassium in the dry-matter and tissue water of field-grown spring barley and their relationships to grain-yield. The Journal of Agricultural Science. 101 (DEC), pp. 675-685. https://doi.org/10.1017/s0021859600038703

Effects of eight factors on the growth and nutrient-uptake of winter-wheat and on the incidence of pests and diseases

A - Papers appearing in refereed journals

Prew, R. D., Church, B. M., Dewar, A. M., Lacey, J., Penny, A., Plumb, R. T., Thorne, G. N., Todd, A. D. and Williams, T. D. 1983. Effects of eight factors on the growth and nutrient-uptake of winter-wheat and on the incidence of pests and diseases. The Journal of Agricultural Science. 100 (2), pp. 363-382. https://doi.org/10.1017/s0021859600033529

The distribution of carbon and the demand of the fungal symbiont in leek plants with vesicular‐arbuscular mycorrhizas

A - Papers appearing in refereed journals

Snellgrove, R. C., Splittstoesser, W. R., Stribley, D. P. and Tinker, P. B. 1982. The distribution of carbon and the demand of the fungal symbiont in leek plants with vesicular‐arbuscular mycorrhizas. New Phytologist. 92 (1), pp. 75-87. https://doi.org/10.1111/j.1469-8137.1982.tb03364.x

The relationship between phosphorus concentration and growth in plants infected with vesicular-arbuscular mycorrhizal fungi

A - Papers appearing in refereed journals

Tinker, P. B., Stribley, D. P. and Snellgrove, R. C. 1982. The relationship between phosphorus concentration and growth in plants infected with vesicular-arbuscular mycorrhizal fungi. Proceedings of the 9th International Plant Nutrition Colloquium . 9, pp. 670-675.

Fourier-series and response curves

A - Papers appearing in refereed journals

Dyke, G. V., Smith, G. L. and Yeoman, D. P. 1982. Fourier-series and response curves. The Journal of Agricultural Science. 98 (1), pp. 119-122. https://doi.org/10.1017/s0021859600041186

The development of endomycorrhizal root systems .4. The mathematical-analysis of effects of phosphorus on the spread of vesicular arbuscular mycorrhizal infection in root systems

A - Papers appearing in refereed journals

Buwalda, J. G., Ross, G. J. S., Stribley, D. P. and Tinker, P. B. 1982. The development of endomycorrhizal root systems .4. The mathematical-analysis of effects of phosphorus on the spread of vesicular arbuscular mycorrhizal infection in root systems. New Phytologist. 92 (3), pp. 391-399. https://doi.org/10.1111/j.1469-8137.1982.tb03396.x

The development of endomycorrhizal root systems .3. The mathematical representation of the spread of vesicular arbuscular mycorrhizal infection in root systems

A - Papers appearing in refereed journals

Buwalda, J. G., Ross, G. J. S., Stribley, D. P. and Tinker, P. B. 1982. The development of endomycorrhizal root systems .3. The mathematical representation of the spread of vesicular arbuscular mycorrhizal infection in root systems. New Phytologist. 91 (4), pp. 669-682. https://doi.org/10.1111/j.1469-8137.1982.tb03346.x

Bias in pressure chamber measurements of leaf water potential

A - Papers appearing in refereed journals

Leach, J. E., Woodhead, T. and Day, W. 1982. Bias in pressure chamber measurements of leaf water potential. Agricultural meteorology. 27 (3-4), pp. 257-263. https://doi.org/10.1016/0002-1571(82)90010-3

Application to wheat and barley of 2 leaf photosynthesis models for c-3 plants

A - Papers appearing in refereed journals

Day, W. and Parkinson, K. J. 1982. Application to wheat and barley of 2 leaf photosynthesis models for c-3 plants. Plant, Cell and Environment. 5 (6), pp. 501-507. https://doi.org/10.1111/1365-3040.ep11611862

Problems in the use of sensitive serological methods for detecting viruses in vectors

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. 1981. Problems in the use of sensitive serological methods for detecting viruses in vectors. 3rd Conference on Virus Diseases of Gramineae in Europe, Rothamsted, 28-30 May 1980. Harpenden Rothamsted Research.

Agropyron mosaic virus in wheat

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. and Lennon, E. A. 1981. Agropyron mosaic virus in wheat. 3rd Conference on Virus Diseases of Gramineae in Europe, Rothamsted, 28-30 May 1980. Harpenden Rothamsted Research.

Seed transmission and effects of ryegrass spherical virus

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. and Lennon, E. A. 1981. Seed transmission and effects of ryegrass spherical virus. 3rd Conference on Virus Diseases of Gramineae in Europe, Rothamsted, 28-30 May 1980. Harpenden Rothamsted Research.

Barley yellow dwarf virus infectivity of cereal aphids trapped at two sites in Victoria

A - Papers appearing in refereed journals

Smith, P. R. and Plumb, R. T. 1981. Barley yellow dwarf virus infectivity of cereal aphids trapped at two sites in Victoria. Australian Journal of Agricultural Research. 32 (2), pp. 249-255. https://doi.org/10.1071/AR9810249

Chemicals in the control of cereal virus diseases

B - Book chapters etc edited externally

Plumb, R. T. 1981. Chemicals in the control of cereal virus diseases. in: Jenkyn, J. F. and Plumb, R. T. (ed.) Strategies for the control of cereal disease Oxford Blackwell Publishing. pp. 135-145

The effects of irrigation, nitrogen fertilizer and the control of pests and pathogens on spring-sown field beans (Vicia faba L.) and residual effects on two following winter wheat crops

A - Papers appearing in refereed journals

McEwen, J., Bardner, R., Briggs, G. G., Bromilow, R. H., Cockbain, A. J., Day, J. M., Fletcher, K. E., Legg, B. J., Roughley, R. J., Salt, G. A., Simpson, H. R., Webb, R. M., Witty, J. F. and Yeoman, D. P. 1981. The effects of irrigation, nitrogen fertilizer and the control of pests and pathogens on spring-sown field beans (Vicia faba L.) and residual effects on two following winter wheat crops. The Journal of Agricultural Science. 96 (1), pp. 129-150. https://doi.org/10.1017/S0021859600031944

Water-vapor calibration using salt hydrate transitions

A - Papers appearing in refereed journals

Parkinson, K. J. and Day, W. 1981. Water-vapor calibration using salt hydrate transitions. Journal of Experimental Botany. 32 (127), pp. 411-418. https://doi.org/10.1093/jxb/32.2.411

Phosphorus and carbon relationships in plants infected with vesicular-arbuscular mycorrhizal fungi

A - Papers appearing in refereed journals

Stribley, D. P., Tinker, P. B. and Snellgrove, R. C. 1981. Phosphorus and carbon relationships in plants infected with vesicular-arbuscular mycorrhizal fungi. Journal of the Science of Food and Agriculture. 32 (6), pp. 627-627.

Growth of spring barley under drought - crop development, photosynthesis, dry-matter accumulation and nutrient content

A - Papers appearing in refereed journals

Lawlor, D. W., Day, W., Johnston, A. E., Legg, B. J. and Parkinson, K. J. 1981. Growth of spring barley under drought - crop development, photosynthesis, dry-matter accumulation and nutrient content. The Journal of Agricultural Science. 96 (FEB), pp. 167-186. https://doi.org/10.1017/s002185960003197x

The effects of drought on barley - soil and plant water relations

A - Papers appearing in refereed journals

Day, W., Lawlor, D. W. and Legg, B. J. 1981. The effects of drought on barley - soil and plant water relations. The Journal of Agricultural Science. 96 (FEB), pp. 61-77. https://doi.org/10.1017/s0021859600031889

Ecology of mycorrhizae and mycorrhizal fungi

A - Papers appearing in refereed journals

Mosse, B., Stribley, D. P. and Letacon, F. 1981. Ecology of mycorrhizae and mycorrhizal fungi. Advances in microbial ecology. 5, pp. 137-210.

Agricultural use of lime

A - Papers appearing in refereed journals

Johnston, A. E. 1981. Agricultural use of lime. Journal of the Science of Food and Agriculture. 32 (10), pp. 991-992.

The use of lime on agricultural soils

A - Papers appearing in refereed journals

Johnston, A. E. and Whinham, W. N. 1980. The use of lime on agricultural soils. Proceedings of the Fertiliser Society. 189, pp. 3-31.

Soils of Rothamsted Farm. The carbon and nitrogen content of the soils and the effect of changes in crop rotation and manuring on soil pH, P, K and Mg

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R. and McEwen, J. 1980. Soils of Rothamsted Farm. The carbon and nitrogen content of the soils and the effect of changes in crop rotation and manuring on soil pH, P, K and Mg. Rothamsted Experimental Station Report. 1980 (part 2), pp. 5-20.

Temperature corrections to measurements made with continuous-flow porometers

A - Papers appearing in refereed journals

Parkinson, K. J. and Day, W. 1980. Temperature corrections to measurements made with continuous-flow porometers. Journal of Applied Ecology. 17 (2), pp. 457-460. https://doi.org/10.2307/2402340

Release of potassium as measured in field experiments

A - Papers appearing in refereed journals

Johnston, A. E. 1980. Release of potassium as measured in field experiments. Journal of the Science of Food and Agriculture. 31 (10), pp. 1078-1078.

Relation of internal phosphorus concentration and plant weight in plants infected by vesicular-arbuscular mycorrhizas

A - Papers appearing in refereed journals

Stribley, D. P., Tinker, P. B. and Rayner, J. H. 1980. Relation of internal phosphorus concentration and plant weight in plants infected by vesicular-arbuscular mycorrhizas. New Phytologist. 86 (3), pp. 261-266. https://doi.org/10.1111/j.1469-8137.1980.tb00786.x

A portable system for measuring the photosynthesis and transpiration of graminaceous leaves

A - Papers appearing in refereed journals

Parkinson, K. J., Day, W. and Leach, J. E. 1980. A portable system for measuring the photosynthesis and transpiration of graminaceous leaves. Journal of Experimental Botany. 31 (124), pp. 1441-1453. https://doi.org/10.1093/jxb/31.5.1441

Multifactorial experimentation on continuous winter-wheat grown in sandy clay soil at Saxmundham, Suffolk

A - Papers appearing in refereed journals

Widdowson, F. V., Johnston, A. E. and Penny, A. 1980. Multifactorial experimentation on continuous winter-wheat grown in sandy clay soil at Saxmundham, Suffolk. The Journal of Agricultural Science. 94 (FEB), pp. 155-170. https://doi.org/10.1017/s002185960002801x

Effect of vesicular-arbuscular mycorrhizal fungi on the relations of plant-growth, internal phosphorus concentration and soil phosphate analyses

A - Papers appearing in refereed journals

Stribley, D. P., Tinker, P. B. and Snellgrove, R. C. 1980. Effect of vesicular-arbuscular mycorrhizal fungi on the relations of plant-growth, internal phosphorus concentration and soil phosphate analyses. Journal of Soil Science. 31 (4), pp. 655-672. https://doi.org/10.1111/j.1365-2389.1980.tb02112.x

Results from an Experiment on All-grass and Grass-clover Leys at Saxmundham, 1969-76, and Changes in Soil pH, Nitrogen, Phosphorus and Potassium due to Cropping and Manuring

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R. and Williams, R. J. B. 1979. Results from an Experiment on All-grass and Grass-clover Leys at Saxmundham, 1969-76, and Changes in Soil pH, Nitrogen, Phosphorus and Potassium due to Cropping and Manuring. Rothamsted Experimental Station Report. 1978 (2), pp. 99-117.

Viruses diseases of taro (Colocasia esculenta) and Xanthosoma sp. in Papua New Guinea

A - Papers appearing in refereed journals

Shaw, D. E., Plumb, R. T. and Jackson, G. V. H. 1979. Viruses diseases of taro (Colocasia esculenta) and Xanthosoma sp. in Papua New Guinea. The Papua New Guinea Agricultural Journal. 30 (4), pp. 71-97.

Yields of and P, K ,Ca, Mg uptakes by crops grown in an experiment testing the effects of adding peat to a sandy loam soil at Woburn 1963-1977

A - Papers appearing in refereed journals

Johnston, A. E. and Brookes, P. C. 1979. Yields of and P, K ,Ca, Mg uptakes by crops grown in an experiment testing the effects of adding peat to a sandy loam soil at Woburn 1963-1977. Rothamsted Experimental Station Report. 2, pp. 83-98.

Use of soil survey of England and Wales data bank (1950-1973) to summarize and establish relations between soil analyses, observed gley status and lithological contribution

A - Papers appearing in refereed journals

Bascomb, C. L. and Todd, A. D. 1979. Use of soil survey of England and Wales data bank (1950-1973) to summarize and establish relations between soil analyses, observed gley status and lithological contribution. The Journal of Agricultural Science. 92 (2), pp. 383-391. https://doi.org/10.1017/s0021859600062912

Use of orifices to control the flow-rate of gases

A - Papers appearing in refereed journals

Parkinson, K. J. and Day, W. 1979. Use of orifices to control the flow-rate of gases. Journal of Applied Ecology. 16 (2), pp. 623-632. https://doi.org/10.2307/2402536

Uranium accumulation in soils from long-continued applications of superphosphate

A - Papers appearing in refereed journals

Rothbaum, H. P., McGaveston, D. A., Wall, T., Johnston, A. E. and Mattingly, G. E. G. 1979. Uranium accumulation in soils from long-continued applications of superphosphate. Journal of Soil Science. 30 (1), pp. 147-153. https://doi.org/10.1111/j.1365-2389.1979.tb00972.x

The occurrence and effects of red clover necrotic mosaic virus in red clover (Trifolium pratense)

A - Papers appearing in refereed journals

Bowen, R. and Plumb, R. T. 1979. The occurrence and effects of red clover necrotic mosaic virus in red clover (Trifolium pratense). Annals of Applied Biology - AAB. 91 (2), pp. 227-&. https://doi.org/10.1111/j.1744-7348.1979.tb06494.x

Investigation into inter-plot interactions, in experiments with mildew on barley, using balanced designs

A - Papers appearing in refereed journals

Jenkyn, J. F., Bainbridge, A., Dyke, G. V. and Todd, A. D. 1979. Investigation into inter-plot interactions, in experiments with mildew on barley, using balanced designs. Annals of Applied Biology - AAB. 92 (1), pp. 11-28. https://doi.org/10.1111/j.1744-7348.1979.tb02954.x

Importance to gas-exchange of mass-flow of air through leaves

A - Papers appearing in refereed journals

Day, W. and Parkinson, K. J. 1979. Importance to gas-exchange of mass-flow of air through leaves. Plant Physiology. 64 (2), pp. 345-346. https://doi.org/10.1104/pp.64.2.345

Effects of subsoiling and deep incorporation of p-fertilizers and k-fertilizers on the yield and nutrient-uptake of barley, potatoes, wheat and sugar-beet grown in rotation

A - Papers appearing in refereed journals

McEwen, J. and Johnston, A. E. 1979. Effects of subsoiling and deep incorporation of p-fertilizers and k-fertilizers on the yield and nutrient-uptake of barley, potatoes, wheat and sugar-beet grown in rotation. The Journal of Agricultural Science. 92 (JUN), pp. 695-702. https://doi.org/10.1017/s0021859600053946

Effects of drought on barley growth - models and measurements showing the relative importance of leaf area and photosynthetic rate

A - Papers appearing in refereed journals

Legg, B. J., Day, W., Lawlor, D. W. and Parkinson, K. J. 1979. Effects of drought on barley growth - models and measurements showing the relative importance of leaf area and photosynthetic rate. The Journal of Agricultural Science. 92 (JUN), pp. 703-716. https://doi.org/10.1017/s0021859600053958

Effects of different watering methods, soil weights, soil diluents and soil coverings on the yield and nutrient uptake by ryegrass grown in a controlled environment

A - Papers appearing in refereed journals

Brookes, P. C., Gildon, A., Lane, P. W. and Johnston, A. E. 1979. Effects of different watering methods, soil weights, soil diluents and soil coverings on the yield and nutrient uptake by ryegrass grown in a controlled environment. Journal of the Science of Food and Agriculture. 30 (5), pp. 528-531. https://doi.org/10.1002/jsfa.2740300514

Effects of aldicarb, triazophos and benomyl plus zineb on the incidence of pests and pathogens and on the yields and nitrogen uptakes of leafless peas (pisum-sativum-l)

A - Papers appearing in refereed journals

McEwen, J., Cockbain, A. J., Fletcher, K. E., Salt, G. A., Wall, C., Whitehead, A. G. and Yeoman, D. P. 1979. Effects of aldicarb, triazophos and benomyl plus zineb on the incidence of pests and pathogens and on the yields and nitrogen uptakes of leafless peas (pisum-sativum-l). The Journal of Agricultural Science. 93 (3), pp. 687-692. https://doi.org/10.1017/s0021859600039101

Effect of soil improvers on seedling emergence, early growth and final yield

A - Papers appearing in refereed journals

Johnston, A. E. 1979. Effect of soil improvers on seedling emergence, early growth and final yield. Journal of the Science of Food and Agriculture. 30 (3), pp. 338-338.

Viruses in oil palm

A - Papers appearing in refereed journals

Plumb, R. T., Dabek, A. J. and Shaw, D. E. 1978. Viruses in oil palm. Tropical Agriculture. 55 (1), pp. 59-63.

Small plots and automatic rain shelters - field appraisal

A - Papers appearing in refereed journals

Legg, B. J., Day, W., Brown, N. J. and Smith, G. J. 1978. Small plots and automatic rain shelters - field appraisal. The Journal of Agricultural Science. 91 (OCT), pp. 321-336. https://doi.org/10.1017/s0021859600046414

Incidence, and effects on yield, of virus diseases of taro (Colocasia esculenta) in the Solomon Islands

A - Papers appearing in refereed journals

Gollifer, D. E., Jackson, G. V. H., Dabek, A. J. and Plumb, R. T. 1978. Incidence, and effects on yield, of virus diseases of taro (Colocasia esculenta) in the Solomon Islands. Annals of Applied Biology - AAB. 88 (1), pp. 131-135. https://doi.org/10.1111/j.1744-7348.1978.tb00687.x

Effects of subsoiling and incorporating p and k in subsoil on crop yield

A - Papers appearing in refereed journals

McEwen, J. 1978. Effects of subsoiling and incorporating p and k in subsoil on crop yield. Journal of the Science of Food and Agriculture. 29 (9), pp. 834-834.

Effects of severe drought on spring barley

A - Papers appearing in refereed journals

Legg, B. J. and Day, W. 1978. Effects of severe drought on spring barley. Journal of the Science of Food and Agriculture. 29 (9), pp. 833-833.

Effects of pesticides on a perennial ryegrass sward

A - Papers appearing in refereed journals

Plumb, R. T., Jenkyn, J. F. and Broom, E. W. 1978. Effects of pesticides on a perennial ryegrass sward. Plant Pathology. 27 (4), pp. 151-159. https://doi.org/10.1111/j.1365-3059.1978.tb01107.x

Drought experiment using mobile shelters - effect of drought on barley yield, water-use and nutrient-uptake

A - Papers appearing in refereed journals

Day, W., Legg, B. J., French, B. K., Johnston, A. E., Lawlor, D. W. and Jeffers, W. D. C. 1978. Drought experiment using mobile shelters - effect of drought on barley yield, water-use and nutrient-uptake. The Journal of Agricultural Science. 91 (DEC), pp. 599-623. https://doi.org/10.1017/s0021859600059992

Aphids and virus control on cereals

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. 1977. Aphids and virus control on cereals. Proceedings British Crop Protection Conference 1977 - Pests and Diseases. British Crop Protection Council (BCPC).

Breeding plants for resistance to aphid infestation

B - Book chapters etc edited externally

Gibson, R. W. and Plumb, R. T. 1977. Breeding plants for resistance to aphid infestation. in: Harris, K. F. and Maramorosch, K. (ed.) Aphids as virus vectors New York Academic Press. pp. 473-500

The occurrence and transmission of viruses of edible aroids in the Solomon Islands and the Southwest Pacific

A - Papers appearing in refereed journals

Gollifer, D. E., Jackson, G. V. H., Dabek, A. J., Plumb, R. T. and May, Y. Y. 1977. The occurrence and transmission of viruses of edible aroids in the Solomon Islands and the Southwest Pacific. PANS. 23 (2), pp. 171-177. https://doi.org/10.1080/09670877709412425

Soil organic matter in the Hoosfield continuous barley experiment

A - Papers appearing in refereed journals

Jenkinson, D. S. and Johnston, A. E. 1977. Soil organic matter in the Hoosfield continuous barley experiment. Rothamsted Experimental Station Report. 2, pp. 87-101.

Yields on the Exhaustion Land and changes in NPK content of the soils due to cropping and manuring, 1852-1975

A - Papers appearing in refereed journals

Johnston, A. E. and Poulton, P. R. 1977. Yields on the Exhaustion Land and changes in NPK content of the soils due to cropping and manuring, 1852-1975. Rothamsted Experimental Station Report. 2, pp. 53-85.

Stomatal resistance in different gases

A - Papers appearing in refereed journals

Day, W. 1977. Stomatal resistance in different gases. Journal of Applied Ecology. 14 (2), pp. 643-647. https://doi.org/10.2307/2402574

New virus of oats in England and Wales

A - Papers appearing in refereed journals

Plumb, R. T., Catherall, P. L., Chamberlain, J. A. and Macfarlane, I. 1977. New virus of oats in England and Wales. Annales de Phytopathologie. 9 (3), pp. 365-370.

Grass as a reservoir of cereal viruses

A - Papers appearing in refereed journals

Plumb, R. T. 1977. Grass as a reservoir of cereal viruses. Annales de Phytopathologie. 9 (3), pp. 361-364.

The effect of ryegrass mosaic virus on carbon assimilation and growth of ryegrasses

A - Papers appearing in refereed journals

Jones, M. B., Heard, A. J., Woledge, J., Leafe, E. L. and Plumb, R. T. 1977. The effect of ryegrass mosaic virus on carbon assimilation and growth of ryegrasses. Annals of Applied Biology - AAB. 87 (3), pp. 393-405. https://doi.org/10.1111/j.1744-7348.1977.tb01904.x

Direct reading continuous-flow porometer

A - Papers appearing in refereed journals

Day, W. 1977. Direct reading continuous-flow porometer. Agricultural meteorology. 18 (2), pp. 81-89. https://doi.org/10.1016/0002-1571(77)90041-3

Barley yellow striate mosaic-virus in the salivary glands of its planthopper vector Laodelphax striatellus Fallén

A - Papers appearing in refereed journals

Conti, M. and Plumb, R. T. 1977. Barley yellow striate mosaic-virus in the salivary glands of its planthopper vector Laodelphax striatellus Fallén. Journal of General Virology. 34 (JAN), pp. 107-114. https://doi.org/10.1099/0022-1317-34-1-107

Effect of phosphate residues on soil phosphorus values and crop yields. I. Experiments on barley, potatoes and sugar beet on sandy loam soils at Woburn England

A - Papers appearing in refereed journals

Johnston, A. E., Mattingly, G. E. G. and Poulton, P. R. 1976. Effect of phosphate residues on soil phosphorus values and crop yields. I. Experiments on barley, potatoes and sugar beet on sandy loam soils at Woburn England. Rothamsted Experimental Station Report. 1975 (2), pp. 5-35. https://doi.org/10.23637/ERADOC-1-10

Additions and removals of nitrogen and phosphorus in long-term experiments at Rothamsted and Woburn and the effect of the residues on total soil nitrogen and phosphorus [wheat, barley, England]

A - Papers appearing in refereed journals

Johnston, A. E. 1976. Additions and removals of nitrogen and phosphorus in long-term experiments at Rothamsted and Woburn and the effect of the residues on total soil nitrogen and phosphorus [wheat, barley, England]. Technical Bulletin Ministry of Agriculture Fisheries and Food. pp. 111-144.

The transmission and effect on yield of ryegrass mosaic virus in a filtered air environment

A - Papers appearing in refereed journals

Gibson, R. W. and Plumb, R. T. 1976. The transmission and effect on yield of ryegrass mosaic virus in a filtered air environment. Annals of Applied Biology - AAB. 82 (1), pp. 79-84. https://doi.org/10.1111/j.1744-7348.1976.tb01674.x

Some factors affecting crop response to soil-phosphorus

A - Papers appearing in refereed journals

Johnston, A. E. 1976. Some factors affecting crop response to soil-phosphorus. Journal of the Science of Food and Agriculture. 27 (6), pp. 590-590.

Pathogens occurring on ten varieties of ryegrass at Rothamsted in 1973-1974

A - Papers appearing in refereed journals

Plumb, R. T., Jenkyn, J. F. and Bowen, R. 1976. Pathogens occurring on ten varieties of ryegrass at Rothamsted in 1973-1974. Journal of the British Grassland Society. 31 (2), pp. 65-67. https://doi.org/10.1111/j.1365-2494.1976.tb01119.x

Modern developments in an experiment on permanent grassland started in 1856 - effects of fertilizers and lime on botanical composition and crop and soil analyses

A - Papers appearing in refereed journals

Thurston, J. M., Williams, E. D. and Johnston, A. E. 1976. Modern developments in an experiment on permanent grassland started in 1856 - effects of fertilizers and lime on botanical composition and crop and soil analyses. Annales Agronomiques. 27 (5-6), pp. 1043-1082. https://doi.org/10.23637/rothamsted.8vwq8

Long-term rotation experiments at Rothamsted and Saxmundham-Experimental-Stations - effects of treatments on crop yields and soil analyses and recent modifications in purpose and design

A - Papers appearing in refereed journals

Mattingly, G. E. G. and Johnston, A. E. 1976. Long-term rotation experiments at Rothamsted and Saxmundham-Experimental-Stations - effects of treatments on crop yields and soil analyses and recent modifications in purpose and design. Annales Agronomiques. 27 (5-6), pp. 743-769.

Experiments on the continuous growth of arable crops at Rothamsted and Woburn-Experimental-Stations - effects of treatments on crop yields and soil analyses and recent modifications in purpose and design

A - Papers appearing in refereed journals

Johnston, A. E. and Mattingly, G. E. G. 1976. Experiments on the continuous growth of arable crops at Rothamsted and Woburn-Experimental-Stations - effects of treatments on crop yields and soil analyses and recent modifications in purpose and design. Annales Agronomiques. 27 (5-6), pp. 927-956. https://doi.org/10.23637/rothamsted.8vq51

Barley yellow dwarf virus in aphids caught in suction traps, 1969-73

A - Papers appearing in refereed journals

Plumb, R. T. 1976. Barley yellow dwarf virus in aphids caught in suction traps, 1969-73. Annals of Applied Biology - AAB. 83 (1), pp. 53-59. https://doi.org/10.1111/j.1744-7348.1976.tb01693.x

Woburn Experimental Farm: a hundred years of agricultural research

A - Papers appearing in refereed journals

Johnston, A. E. 1975. Woburn Experimental Farm: a hundred years of agricultural research. Journal of the Royal Agricultural Society of England. 138, pp. 18-26.

Experiments made on Stackyard Field, Woburn, 1876-1974. I. History of the Field, Details of the Cropping and Manuring and the Yields in the Continuous Wheat and Barley Experiments

A - Papers appearing in refereed journals

Johnston, A. E. 1975. Experiments made on Stackyard Field, Woburn, 1876-1974. I. History of the Field, Details of the Cropping and Manuring and the Yields in the Continuous Wheat and Barley Experiments. Rothamsted Experimental Station Report. 2, pp. 29-44. https://doi.org/10.23637/ERADOC-1-33158

The Woburn Market Garden experiment, 1942-1969. II: The effect of the treatments on soil pH, soil carbon, nitrogen, phosphorus and potassium

A - Papers appearing in refereed journals

Johnston, A. E. 1975. The Woburn Market Garden experiment, 1942-1969. II: The effect of the treatments on soil pH, soil carbon, nitrogen, phosphorus and potassium. Rothamsted Experimental Station Report. 2, pp. 102-132. https://doi.org/10.23637/ERADOC-1-33161

Experiments made on Stackyard Field, Woburn, 1876-1974. II. Effects of treatments on soil pH, P and K in the Continuous Wheat and Barley Experiments

A - Papers appearing in refereed journals

Johnston, A. E. and Chater, M. 1975. Experiments made on Stackyard Field, Woburn, 1876-1974. II. Effects of treatments on soil pH, P and K in the Continuous Wheat and Barley Experiments. Rothamsted Experimental Station Report. 2, pp. 45-60. https://doi.org/10.23637/ERADOC-1-33159

The Woburn Market Garden experiment 1942-1969 I. A history of the experiment, details of the treatments and yields of the crops

A - Papers appearing in refereed journals

Johnston, A. E. and Wedderburn, R. W. M. 1975. The Woburn Market Garden experiment 1942-1969 I. A history of the experiment, details of the treatments and yields of the crops. Rothamsted Experimental Station Report. 2, pp. 79-101. https://doi.org/10.23637/ERADOC-1-33161

Experiments made on Stackyard Field, Woburn, 1876-1974. III. Effects of NPK Fertilisers and Farmyard Manure on Soil Carbon, Nitrogen and Organic Phosphorus

A - Papers appearing in refereed journals

Mattingly, G. E. G., Chater, M. and Johnston, A. E. 1975. Experiments made on Stackyard Field, Woburn, 1876-1974. III. Effects of NPK Fertilisers and Farmyard Manure on Soil Carbon, Nitrogen and Organic Phosphorus. Rothamsted Experimental Station Report. 1974 (2), pp. 61-77. https://doi.org/10.23637/ERADOC-1-33160

Viruslike particles in the taro planthopper, Tarophagus proserpina

A - Papers appearing in refereed journals

Dabek, A. J. and Plumb, R. T. 1975. Viruslike particles in the taro planthopper, Tarophagus proserpina. Journal of Invertebrate Pathology. 26 (2), pp. 271-272. https://doi.org/10.1016/0022-2011(75)90062-2

A probable rhabdovirus infecting ryegrass (Lolium spp.)

A - Papers appearing in refereed journals

Plumb, R. T. and James, M. 1975. A probable rhabdovirus infecting ryegrass (Lolium spp.). Annals of Applied Biology - AAB. 80 (2), pp. 181-184. https://doi.org/10.1111/j.1744-7348.1975.tb01619.x

Future virus problems

A - Papers appearing in refereed journals

Plumb, R. T. 1975. Future virus problems. Annals of Applied Biology - AAB. 81 (2), pp. 267-271. https://doi.org/10.1111/j.1744-7348.1975.tb00550.x

Potassium in soils under different cropping systems 3. Non-exchangeable potassium in soils from long-term experiments at Rothamsted and Woburn

A - Papers appearing in refereed journals

Addiscott, T. M. and Johnston, A. E. 1975. Potassium in soils under different cropping systems 3. Non-exchangeable potassium in soils from long-term experiments at Rothamsted and Woburn. The Journal of Agricultural Science. 84, pp. 513-524.

Recent developments in grass virus research in Britain

A - Papers appearing in refereed journals

Plumb, R. T. 1974. Recent developments in grass virus research in Britain. Mikrobiologijca. 11 (2), pp. 95-100.

Problems and possibilities for control of BYDV in Britain

A - Papers appearing in refereed journals

Plumb, R. T. 1974. Problems and possibilities for control of BYDV in Britain. Mikrobiologijca. 11 (1), pp. 41-47.

The Woburn Organic Manuring Experiment II. Soil Analyses, 1964-72, With Special Reference to Changes in Carbon and Nitrogen

A - Papers appearing in refereed journals

Mattingly, G. E. G., Chater, M. and Poulton, P. R. 1974. The Woburn Organic Manuring Experiment II. Soil Analyses, 1964-72, With Special Reference to Changes in Carbon and Nitrogen. Rothamsted Experimental Station Report. 1973 (2), pp. 134-151. https://doi.org/10.23637/ERADOC-1-8

The behaviour of K remaining in soils from the Agdell experiment at Rothamsted, the results of intensive cropping in pot experiments and their relation to soil analysis and the results of field experiments

A - Papers appearing in refereed journals

Johnston, A. E. and Mitchell, J. D. D. 1974. The behaviour of K remaining in soils from the Agdell experiment at Rothamsted, the results of intensive cropping in pot experiments and their relation to soil analysis and the results of field experiments. Rothamsted Experimental Station Report. 1973 (2), pp. 74-94.

Properties and isolates of barley yellow dwarf virus

A - Papers appearing in refereed journals

Plumb, R. T. 1974. Properties and isolates of barley yellow dwarf virus. Annals of Applied Biology - AAB. 77 (1), pp. 87-91. https://doi.org/10.1111/j.1744-7348.1974.tb01393.x

The effects of ley arable systems of farming on soil potassium reserves - Report from potassium systems of grassland farming

D1 - Technical reports: non-confidential

Johnston, A. E. 1973. The effects of ley arable systems of farming on soil potassium reserves - Report from potassium systems of grassland farming. Lawes Agricultural Trust, (LAT) Harpenden. https://doi.org/10.23637/ERADOC-1-34692

Virus aggregates and pinwheels in plants infected with mite-transmitted ryegrass mosaic virus

A - Papers appearing in refereed journals

Plumb, R. T. and James, M. 1973. Virus aggregates and pinwheels in plants infected with mite-transmitted ryegrass mosaic virus. Journal of General Virology. 18 (3), pp. 409-411. https://doi.org/10.1099/0022-1317-18-3-409

Latent roots and vectors of a symmetric matrix

A - Papers appearing in refereed journals

Sparks, D. N. and Todd, A. D. 1973. Latent roots and vectors of a symmetric matrix. Journal of the Royal Statistical Society, Series C (Applied Statistics). 22 (2), pp. 260-265. https://doi.org/10.2307/2346932

Effects of growth-regulators, seed rates and row spacings on field beans (Vicia faba L.)

A - Papers appearing in refereed journals

McEwen, J. 1973. Effects of growth-regulators, seed rates and row spacings on field beans (Vicia faba L.). The Journal of Agricultural Science. 80 (1), pp. 37-42. https://doi.org/10.1017/s0021859600057038

Effects of dazomet and fertilizer nitrogen on field beans (Vicia faba L.)

A - Papers appearing in refereed journals

McEwen, J., Salt, G. A. and Hornby, D. 1973. Effects of dazomet and fertilizer nitrogen on field beans (Vicia faba L.). The Journal of Agricultural Science. 80 (1), pp. 105-110. https://doi.org/10.1017/s0021859600057117

Comparison of fortran subroutines for calculating latent roots and vectors

A - Papers appearing in refereed journals

Sparks, D. N. and Todd, A. D. 1973. Comparison of fortran subroutines for calculating latent roots and vectors. Journal of the Royal Statistical Society, Series C (Applied Statistics). 22 (2), pp. 220-225.

Effects of defoliating different zones on the plant in field beans (Vicia faba L.)

A - Papers appearing in refereed journals

McEwen, J. 1972. Effects of defoliating different zones on the plant in field beans (Vicia faba L.). The Journal of Agricultural Science. 78 (3), pp. 487-490. https://doi.org/10.1017/S0021859600026423

Scanning electron microscopy of Erysiphe graminis

A - Papers appearing in refereed journals

Plumb, R. T. and Turner, R. H. 1972. Scanning electron microscopy of Erysiphe graminis. Transactions of the British Mycological Society. 59 (1), pp. 149-150, IN20-IN21. https://doi.org/10.1016/S0007-1536(72)80052-4

Transmission of plant-pathogenic viruses by aphids

A - Papers appearing in refereed journals

Watson, M. A. and Plumb, R. T. 1972. Transmission of plant-pathogenic viruses by aphids. Annual Review of Entomology. 17, pp. 425-452. https://doi.org/10.1146/annurev.en.17.010172.002233

Changes in soil properties caused by the new liming scheme on Park Grass

A - Papers appearing in refereed journals

Johnston, A. E. 1972. Changes in soil properties caused by the new liming scheme on Park Grass. Rothamsted Experimental Station Report. 1971 (2), pp. 177-180.

The effects of ley and arable cropping systems on the amounts of soil organic matter in the Rothamsted and Woburn ley-arable experiment

A - Papers appearing in refereed journals

Johnston, A. E. 1972. The effects of ley and arable cropping systems on the amounts of soil organic matter in the Rothamsted and Woburn ley-arable experiment. Rothamsted Experimental Station Report. 1972 (2), pp. 131-159.

The effects of ley arable systems of farming on soil potassium reserves

A - Papers appearing in refereed journals

Johnston, A. E. 1971. The effects of ley arable systems of farming on soil potassium reserves . Report from potassium systems of grassland farming. pp. 1-5.

The control of insect-transmitted viruses of cereals

C1 - Edited contributions to conferences/learned societies

Plumb, R. T. 1971. The control of insect-transmitted viruses of cereals. Proceedings of the 6th British Insecticide and Fungicide Conference 1971. British Crop Protection Council (BCPC).

Fixation and electron microscopy of the Rothamsted culture of henbane mosaic virus

A - Papers appearing in refereed journals

Plumb, R. T. and Vince, D. A. 1971. Fixation and electron microscopy of the Rothamsted culture of henbane mosaic virus. Journal of General Virology. 13 (Nov), pp. 357-359. https://doi.org/10.1099/0022-1317-13-2-357

European wheat striate mosaic disease in 1970

A - Papers appearing in refereed journals

Plumb, R. T. 1971. European wheat striate mosaic disease in 1970. Plant Pathology. 20 (3), pp. 120-122. https://doi.org/10.1111/j.1365-3059.1971.tb00527.x

Potassium residues in soils from experiments at Rothamsted and Woburn

A - Papers appearing in refereed journals

Johnston, A. E. 1971. Potassium residues in soils from experiments at Rothamsted and Woburn. Technical Bulletin Ministry of Agriculture Fisheries and Food. 20, pp. 220-236.

The Agdell experiment - Estimates of the P and K accumulated from fertiliser dressings given between 1848-1951 their recovery by grass between 1958 and 1970 and their effect on the response by grass to new dressings of P and K

A - Papers appearing in refereed journals

Johnston, A. E. and Penny, A. 1971. The Agdell experiment - Estimates of the P and K accumulated from fertiliser dressings given between 1848-1951 their recovery by grass between 1958 and 1970 and their effect on the response by grass to new dressings of P and K. Rothamsted Experimental Station Report. 1970 (2), pp. 38-68.

Potassium in soils under different cropping systems 1. Behaviour of K remaining in soils from classical and rotation experiments at Rothamsted and Woburn and evaluation of methods of measuring soil potassium

A - Papers appearing in refereed journals

Johnston, A. E. and Addiscott, T. M. 1971. Potassium in soils under different cropping systems 1. Behaviour of K remaining in soils from classical and rotation experiments at Rothamsted and Woburn and evaluation of methods of measuring soil potassium. The Journal of Agricultural Science. 76 (3), pp. 539-552. https://doi.org/10.1017/S0021859600069549

Potassium in soils under different cropping systems. 2. The effects of cropping systems on the retention by the soils of added K not used by crops

A - Papers appearing in refereed journals

Addiscott, T. M. and Johnston, A. E. 1971. Potassium in soils under different cropping systems. 2. The effects of cropping systems on the retention by the soils of added K not used by crops. The Journal of Agricultural Science. 76, pp. 553-561.

Fertilizer nitrogen and growth regulators for field beans (Vicia faba L.) I The effects of seed bed applications of large dressings of fertilizer nitrogen and the residual effects on following winter wheat

A - Papers appearing in refereed journals

McEwen, J. 1970. Fertilizer nitrogen and growth regulators for field beans (Vicia faba L.) I The effects of seed bed applications of large dressings of fertilizer nitrogen and the residual effects on following winter wheat. The Journal of Agricultural Science. 74 (1), pp. 61-66. https://doi.org/10.1017/S0021859600020955

Fertilizer nitrogen and growth regulators for field beans (Vicia faba L.) II The effects of large dressings of fertilizer nitrogen, single and split applications, and growth regulators

A - Papers appearing in refereed journals

McEwen, J. 1970. Fertilizer nitrogen and growth regulators for field beans (Vicia faba L.) II The effects of large dressings of fertilizer nitrogen, single and split applications, and growth regulators. The Journal of Agricultural Science. 74 (1), pp. 67-72. https://doi.org/10.1017/S0021859600020967

The value of residues from long-period manuring at Rothamsted and Woburn I Introduction

A - Papers appearing in refereed journals

Johnston, A. E. 1970. The value of residues from long-period manuring at Rothamsted and Woburn I Introduction. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 5-6. https://doi.org/10.23637/ERADOC-1-34860

The value of residues from long-period manuring at Rothamsted and Woburn II A summary of the results of experiments started by Lawes and Gilbert

A - Papers appearing in refereed journals

Johnston, A. E. 1970. The value of residues from long-period manuring at Rothamsted and Woburn II A summary of the results of experiments started by Lawes and Gilbert. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 7-21. https://doi.org/10.23637/ERADOC-1-34861

The value of residues from long-period manuring at Rothamsted and Woburn III The experiments made from 1957 to 1962, the soils and histories of the sites on which they were made

A - Papers appearing in refereed journals

Johnston, A. E. and Warren, R. G. 1970. The value of residues from long-period manuring at Rothamsted and Woburn III The experiments made from 1957 to 1962, the soils and histories of the sites on which they were made. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 22-38. https://doi.org/10.23637/ERADOC-1-34862

The value of residues from long-period manuring at Rothamsted and Woburn IV The value to arable crops of residues accumulated from superphosphate

A - Papers appearing in refereed journals

Johnston, A. E., Warren, R. G. and Penny, A. 1970. The value of residues from long-period manuring at Rothamsted and Woburn IV The value to arable crops of residues accumulated from superphosphate. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 39-68. https://doi.org/10.23637/ERADOC-1-34863

The value of residues from long-period manuring at Rothamsted and Woburn V The value to arable crops of residues accumulated from potassium fertilizers

A - Papers appearing in refereed journals

Johnston, A. E., Warren, R. G. and Penny, A. 1970. The value of residues from long-period manuring at Rothamsted and Woburn V The value to arable crops of residues accumulated from potassium fertilizers. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 69-90. https://doi.org/10.23637/ERADOC-1-34864

The residual value of farmyard manure and superphosphate in the Saxmundham Rotation II Experiment, 1899-1968

A - Papers appearing in refereed journals

Mattingly, G. E. G., Johnston, A. E. and Margaret Chater 1970. The residual value of farmyard manure and superphosphate in the Saxmundham Rotation II Experiment, 1899-1968. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 91-112. https://doi.org/10.23637/ERADOC-1-4

The plant nutrients in crops grown on Broadbalk

A - Papers appearing in refereed journals

Johnston, A. E. 1969. The plant nutrients in crops grown on Broadbalk. Rothamsted Experimental Station Report. 2, pp. 93-115. https://doi.org/10,23637/ERADOC-1-34923

The soils of Broadbalk : Plant nutrients in Broadbalk soils

A - Papers appearing in refereed journals

Johnston, A. E. 1969. The soils of Broadbalk : Plant nutrients in Broadbalk soils. Rothamsted Experimental Station Report. 2, pp. 93-115.

Broadbalk: Historical Introduction

A - Papers appearing in refereed journals

Johnston, A. E. and Garner, H. V. 1968. Broadbalk: Historical Introduction. Rothamsted Experimental Station Report. 2, pp. 12-25.

Hoosfield Continuous Barley

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1967. Hoosfield Continuous Barley. Rothamsted Experimental Station Report. 1966, pp. 320-338.

Changes in the Park Grass experiment

A - Papers appearing in refereed journals

Warren, R. G., Johnston, A. E. and Cooke, G. W. 1965. Changes in the Park Grass experiment. Rothamsted Experimental Station Report. 1964, pp. 224-228.

Notes on the use of soil analysis for estimating available P in Rothamsted soils

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1965. Notes on the use of soil analysis for estimating available P in Rothamsted soils. Technical Bulletin Ministry of Agriculture Fisheries and Food. 13, pp. 30-37.

The Park Grass Experiment

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1964. The Park Grass Experiment. Rothamsted Experimental Station Report. 1963, pp. 240-262.

Barnfield

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1962. Barnfield. Rothamsted Experimental Station Report. 1961, pp. 227-247. https://doi.org/10.23637/ERADOC-1-37013

The accumulation and loss of soil potassium in long-term experiments, Rothamsted and Woburn

A - Papers appearing in refereed journals

Warren, R. G., Johnston, A. E. and Arnold, P. W. 1962. The accumulation and loss of soil potassium in long-term experiments, Rothamsted and Woburn. Proceedings of the Fertiliser Society. 72, pp. 5-24.

The Exhaustion Land site

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1960. The Exhaustion Land site. Rothamsted Experimental Station Report. 1959, pp. 230-239.