Growth of spring barley under drought - crop development, photosynthesis, dry-matter accumulation and nutrient content

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

Authors	Lawlor, D. W., Day, W., Johnston, A. E., Legg, B. J. and Parkinson, K. J.
Year of Publication	1981
Journal	The Journal of Agricultural Science
Journal citation	96 (FEB), pp. 167-186
Digital Object Identifier (DOI)	https://doi.org/10.1017/s002185960003197x
Open access	Published as green open access
Publisher's version	Lawlor-1981-Growth-of-spring-barley-under-droug.pdf
ISSN	00218596
	0021-8596
Publisher	Cambridge University Press (CUP) Cambridge
	Cambridge University Press (CUP)

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

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

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

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

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 .

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

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

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

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.

William Stanley Pierpoint (1930-2013)

G - Articles in popular magazines and other technical publications

Lawlor, D. W. 2014. William Stanley Pierpoint (1930-2013). The Biochemist. 36, pp. 156-57. https://doi.org/10.1042/BIO03601056

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.

Systems responses to progressive water stress in durum wheat

A - Papers appearing in refereed journals

Habash, D. Z., Baudo, M., Hindle, M. M., Powers, S. J., Defoin-Platel, M., Mitchell, R. A. C., Saqi, M., Rawlings, C. J., Latiri, K., Araus, J. L., Abdulkader, A., Tuberosa, R., Lawlor, D. W. and Nachit, M. M. 2014. Systems responses to progressive water stress in durum wheat. PLOS ONE. 9, p. e108431. https://doi.org/10.1371/journal.pone.0108431

Source/sink interactions underpin crop yield: the case for trehalose 6-phosphate/SnRK1 in improvement of wheat

A - Papers appearing in refereed journals

Lawlor, D. W. and Paul, M. J. 2014. Source/sink interactions underpin crop yield: the case for trehalose 6-phosphate/SnRK1 in improvement of wheat. Frontiers in Plant Science. 5, p. 418. https://doi.org/10.3389/fpls.2014.00418

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.

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

Grain filling of durum wheat through assimilate remobilisation under semi-arid conditions

A - Papers appearing in refereed journals

Latiri, K., Lhomme, J. P. and Lawlor, D. W. 2013. Grain filling of durum wheat through assimilate remobilisation under semi-arid conditions. Experimental Agriculture. 49, pp. 197-211. https://doi.org/10.1017/S0014479712001238

Genetic engineering to improve plant performance under drought: physiological evaluation of achievements, limitations and possibilities

A - Papers appearing in refereed journals

Lawlor, D. W. 2013. Genetic engineering to improve plant performance under drought: physiological evaluation of achievements, limitations and possibilities. Journal of Experimental Botany. 64, pp. 83-108. https://doi.org/10.1093/jxb/ers326

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

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

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.

How can plant science improve agricultural production in Africa?

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W. 2010. How can plant science improve agricultural production in Africa? Agriculture: Africa's 'engine for growth' - plant science and biotechnology hold the key. Aspects of Applied Biology 96 . pp. 185-194

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

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

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.

Musings about the effects of environment on photosynthesis

A - Papers appearing in refereed journals

Lawlor, D. W. 2009. Musings about the effects of environment on photosynthesis. Annals of Botany. 103, pp. 543-549. https://doi.org/10.1093/aob/mcn256

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

Causes of decreased photosynthesis rate and metabolic capacity in water-deficient leaf cells: a critical evaluation of mechanisms and integration of processes

A - Papers appearing in refereed journals

Lawlor, D. W. and Tezara, W. 2009. Causes of decreased photosynthesis rate and metabolic capacity in water-deficient leaf cells: a critical evaluation of mechanisms and integration of processes. Annals of Botany. 103, pp. 561-579. https://doi.org/10.1093/aob/mcn244

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

Effects of climate change on plants: implications for agriculture. Aspects of Applied Biology 88

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

Halford, N. G., Jones, H. D. and Lawlor, D. W. 2008. Effects of climate change on plants: implications for agriculture. Aspects of Applied Biology 88. Association of Applied Biologists, Wellesbourne.

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.

Partitioning of photosynthetic electron flow between CO2 assimilation and O2 reduction in sunflower plants under water deficit

A - Papers appearing in refereed journals

Tezara, W., Driscoll, S. P. and Lawlor, D. W. 2008. Partitioning of photosynthetic electron flow between CO2 assimilation and O2 reduction in sunflower plants under water deficit. Photosynthetica. 46, pp. 127-134. https://doi.org/10.1007/s11099-008-0020-1

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.

Field scale water-use efficiency inherent variability and options for crop selection and management

C1 - Edited contributions to conferences/learned societies

Richter, G. M., Lawlor, D. W., Latiri, K., Acutis, M. and Qureshi, K. 2007. Field scale water-use efficiency inherent variability and options for crop selection and management. Proceedings WEMED Workshop Bari, October 2006 (Options Mediterranees, Special Issue). pp. 93-100

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.

Lessons from field scale WUE - inherent variability and options for crop selection and management

C2 - Non-edited contributions to conferences

Richter, G. M., Lawlor, D. W., Latiri, K., Trevisiol, P. and Acutis, M. 2006. Lessons from field scale WUE - inherent variability and options for crop selection and management. Abstracts WEMED Workshop on How to Advance the Knowledge on Water Use Efficiency in the Mediterranean Region? Bari, 26-28 October 2006 . pp. 21

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

Acclimation of adaxial and abaxial stomatal structure and function to increased CO2 availability in maize leaves

C2 - Non-edited contributions to conferences

Driscoll, S. P., Prins, A., Olmos, E., Lawlor, D. W., Kunert, K. J. and Foyer, C. H. 2006. Acclimation of adaxial and abaxial stomatal structure and function to increased CO2 availability in maize leaves. https://doi.org/10.1016/j.sajb.2005.01.001

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

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.

Causes of differences in response of plant species to nitrogen supply and the ecological consequences

B - Book chapters etc edited externally

Lawlor, D. W. 2005. Causes of differences in response of plant species to nitrogen supply and the ecological consequences. in: Dekok, L. J., Omasa, K. and Nouchi, I. (ed.) Plant responses to air pollution and global change Springer, Tokyo. pp. 63-70

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.

Adaptation of photosynthesis in marama bean Tylosema esculentum (Burchell A. Schreiber) to a high temperature, high radiation, drought-prone environment

A - Papers appearing in refereed journals

Mitchell. R. A. C., Keys, A. J., Madgwick, P. J., Parry, M. A. J. and Lawlor, D. W. 2005. Adaptation of photosynthesis in marama bean Tylosema esculentum (Burchell A. Schreiber) to a high temperature, high radiation, drought-prone environment. Plant Physiology and Biochemistry. 43, pp. 969-976. https://doi.org/10.1016/j.plaphy.2005.08.009

Polyamines and salt stress tolerance: an initial physiological study in GM wheat

C1 - Edited contributions to conferences/learned societies

De La Vina, G., Driscoll, S. P., Wallsgrove, R. M. and Lawlor, D. W. 2005. Polyamines and salt stress tolerance: an initial physiological study in GM wheat. White, A., Morgan, D. M. L. and Bauer, F. (ed.) Biologically active amines in food, Vol. 7. Biologically active amines in transgenic plants, polyamines and tumour growth, physiology and metabolism of biologically active amines, biologically active amines in food processing and amines produced by bacteria. (COST 917 Final Meeting, Krems, 10-14 October 2001) . European Commission, Luxembourg. pp. 9-16

Photosynthetic plant productivity

B - Book chapters etc edited externally

Natr, L. and Lawlor, D. W. 2005. Photosynthetic plant productivity. in: Pessarakli, M. (ed.) Handbook of photosynthesis, 2nd ed. Taylor & Francis Bocan Raton Florida. pp. 501-524

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 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.

Teaching plant biology in a time of change

C2 - Non-edited contributions to conferences

Lawlor, D. W. 2004. Teaching plant biology in a time of change.

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

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

Photosynthetic nitrogen and water-use efficiency of Marama bean, Tylosema esculentum , an African legume

C2 - Non-edited contributions to conferences

Mitchell, R. A. C., Keys, A. J., Gong, Y-H. and Lawlor, D. W. 2003. Photosynthetic nitrogen and water-use efficiency of Marama bean, Tylosema esculentum , an African legume.

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.

Nonstomatal limitations are responsible for drought-induced photosynthetic inhibition in four C4 grasses

A - Papers appearing in refereed journals

Ghannoum, O., Conroy, J. P., Driscoll, S. P., Paul, M. J., Foyer, C. H. and Lawlor, D. W. 2003. Nonstomatal limitations are responsible for drought-induced photosynthetic inhibition in four C4 grasses. New Phytologist. 159 (3), pp. 599-608. https://doi.org/10.1046/j.1469-8137.2003.00835.x

Physiological characterization of 'stay green' mutants in durum wheat

A - Papers appearing in refereed journals

Spano, G., Di Fonzo, N., Perrotta, C., Platani, C., Ronga, G., Lawlor, D. W., Napier, J. A. and Shewry, P. R. 2003. Physiological characterization of 'stay green' mutants in durum wheat. Journal of Experimental Botany. 54, pp. 1415-1420. https://doi.org/10.1093/jxb/erg150

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.

GM of primary metabolism - photosynthesis

B - Book chapters etc edited externally

Paul, M. J. and Lawlor, D. W. 2003. GM of primary metabolism - photosynthesis. in: Thomas, B., Murray, B. G. and Murphy, D. J. (ed.) Encyclopedia of applied plant sciences Academic Press Inc New York.

Limitation to photosynthesis in water-stressed leaves: stomata vs. metabolism and the role of ATP

A - Papers appearing in refereed journals

Lawlor, D. W. 2002. Limitation to photosynthesis in water-stressed leaves: stomata vs. metabolism and the role of ATP. Annals of Botany. 89, pp. 871-885. https://doi.org/10.1093/aob/mcf110

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.

Effects of water deficit and its interaction with CO2 supply on the biochemistry and physiology of photosynthesis in sunflower

A - Papers appearing in refereed journals

Tezara, W., Mitchell, V. J., Driscoll, S. P. and Lawlor, D. W. 2002. Effects of water deficit and its interaction with CO2 supply on the biochemistry and physiology of photosynthesis in sunflower. Journal of Experimental Botany. 53 (375), pp. 1781-1791. https://doi.org/10.1093/jxb/erf021

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

Photosynthetic carbon assimilation and associated metabolism in relation to water deficits in higher plants

A - Papers appearing in refereed journals

Lawlor, D. W. and Cornic, G. 2002. Photosynthetic carbon assimilation and associated metabolism in relation to water deficits in higher plants. Plant, Cell and Environment. 25 (2), pp. 275-294. https://doi.org/10.1046/j.0016-8025.2001.00814.x

Carbon and nitrogen assimilation in relation to yield: mechanisms are the key to understanding production systems

A - Papers appearing in refereed journals

Lawlor, D. W. 2002. Carbon and nitrogen assimilation in relation to yield: mechanisms are the key to understanding production systems. Journal of Experimental Botany. 53, pp. 773-787. https://doi.org/10.1093/jexbot/53.370.773

Diurnal variation of photosynthesis and photoinhibition in tea: effects of irradiance and nitrogen supply during growth in the field

A - Papers appearing in refereed journals

Mohotti, A. J. and Lawlor, D. W. 2002. Diurnal variation of photosynthesis and photoinhibition in tea: effects of irradiance and nitrogen supply during growth in the field. Journal of Experimental Botany. 53 (307), pp. 313-322. https://doi.org/10.1093/jexbot/53.367.313

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.

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.

Photosynthetic characteristics of four tropical C4 grasses growing in a drying soil

C2 - Non-edited contributions to conferences

Ghannoum, O., Conroy, J. P., Driscoll, S. P., Paul, M. J., Foyer, C. H. and Lawlor, D. W. 2001. Photosynthetic characteristics of four tropical C4 grasses growing in a drying soil. Abstracts SEB Annual Meeting, Canterbury, 2-6 April 2001 . pp. P5.16

Stomatal versus metabolic regulation of photosynthesis in water stressed leaves

C2 - Non-edited contributions to conferences

Lawlor, D. W. 2001. Stomatal versus metabolic regulation of photosynthesis in water stressed leaves. Abstracts SEB Annual Meeting, Canterbury, 2-6 April 2001 . pp. P5.12

Polyamines and salt stress tolerance: initial physiological study in GM wheat

C1 - Edited contributions to conferences/learned societies

De La Vina, G., Driscoll, S. P., Wallsgrove, R. M. and Lawlor, D. W. 2001. Polyamines and salt stress tolerance: initial physiological study in GM wheat. Proceedings COST Action 917 9th Workshop on Biogenically Active Amines in Food, Krems, 10-14 October 2001 .

Manipulacion genetica de los genes samdc y adc en trigo: efecto sobre el contenido en poliaminas y la tolerancia al estres salino

C2 - Non-edited contributions to conferences

De La Vina, G., Kiddle, G., Driscoll, S. P., Wallsgrove, R. M. and Lawlor, D. W. 2001. Manipulacion genetica de los genes samdc y adc en trigo: efecto sobre el contenido en poliaminas y la tolerancia al estres salino. Abstracts 7th Congress of the Spanish Society of Plant Physiology (SEFV), Badajoz, 23-27 September 2001 .

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.

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

Response of wheat canopy CO2 and water gas-exchange to soil water content under ambient and elevated CO2

A - Papers appearing in refereed journals

Mitchell, R. A. C., Mitchell, V. J. and Lawlor, D. W. 2001. Response of wheat canopy CO2 and water gas-exchange to soil water content under ambient and elevated CO2. Global Change Biology. 7 (5), pp. 599-611. https://doi.org/10.1046/j.1354-1013.2001.00431.x

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

Low sink demand limits photosynthesis under Pi deficiency

A - Papers appearing in refereed journals

Pieters, A. J., Paul, M. J. and Lawlor, D. W. 2001. Low sink demand limits photosynthesis under Pi deficiency. Journal of Experimental Botany. 52, pp. 1083-1091. https://doi.org/10.1093/jexbot/52.358.1083

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.

Genetic manipulation of photosynthesis (Journal of Experimental Botany, Vol. 51, GMP Special Issue)

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

Paul, M. J. and Lawlor, D. W. 2000. Genetic manipulation of photosynthesis (Journal of Experimental Botany, Vol. 51, GMP Special Issue). Oxford University Press (OUP) Oxford.

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

Nitrogen mobility - a review

C1 - Edited contributions to conferences/learned societies

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

Electron transport as a limitation to photosynthesis of tea (Camellia sinensis (L.) O. Kuntz): a comparison with sunflower (Helianthus annuus L.) with special reference to irradiance

A - Papers appearing in refereed journals

Mohotti, A. J., Dennett, M. D. and Lawlor, D. W. 2000. Electron transport as a limitation to photosynthesis of tea (Camellia sinensis (L.) O. Kuntz): a comparison with sunflower (Helianthus annuus L.) with special reference to irradiance. Tropical Agricultural Research. 12, pp. 1-10.

Plant production and nitrogen: an over-view from genome to yield

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W. 2000. Plant production and nitrogen: an over-view from genome to yield. Proceedings 12th Annual Congress Postgraduate Institute of Agriculture, University of Peradeniya, Sri Lanka . pp. 1-16

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

Decrease of phosphoribulokinase activity by antisense RNA in transgenic tobacco: definition of the light environment under which phosphoribulokinase in not in large excess

A - Papers appearing in refereed journals

Paul. M. J., Driscoll, S. P., Andralojc, P. J., Knight, J. S., Gray, J. C. and Lawlor, D. W. 2000. Decrease of phosphoribulokinase activity by antisense RNA in transgenic tobacco: definition of the light environment under which phosphoribulokinase in not in large excess. Planta. 211, pp. 112-119. https://doi.org/10.1007/s004250000269

Is there scope for improving balance between RuBP-regeneration and carboxylation capacities in wheat at elevated CO2?

A - Papers appearing in refereed journals

Mitchell, R. A. C., Theobald, J. C., Parry, M. A. J. and Lawlor, D. W. 2000. Is there scope for improving balance between RuBP-regeneration and carboxylation capacities in wheat at elevated CO2? Journal of Experimental Botany. 51 (Supp 1), pp. 391-397. https://doi.org/10.1093/jexbot/51.suppl_1.391

Crop ecosystem responses to climatic change: wheat

B - Book chapters etc edited externally

Lawlor, D. W. and Mitchell, R. A. C. 2000. Crop ecosystem responses to climatic change: wheat. in: Reddy, K. R. and Hodges, H. F. (ed.) Climate change and global crop productivity CABI International, Wallingford, Oxon (CABI). pp. 57-80

Climate change and agriculture in the United Kingdom

D1 - Technical reports: non-confidential

Muriel, P., Downing, T., Hulme, M., Harrington, R., Lawlor, D. W., Wurr, D., Atkinson, C. J., Cockshull, K. E., Taylor, D. R., Richards, A. J., Parsons, D. J., Hillerton, J. E., Parry, M. L., Jarvis, S. C., Weatherhead, K. and Jenkins, G. 2000. Climate change and agriculture in the United Kingdom. Ministry of Agriculture, Fisheries and Food (MAFF), London.

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

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

Photosynthetic energy balance and xanthophyll cycle in tobacco plants with decreased PRK activity and phosphate deficiency

C2 - Non-edited contributions to conferences

Pieters, A. and Lawlor, D. W. 1999. Photosynthetic energy balance and xanthophyll cycle in tobacco plants with decreased PRK activity and phosphate deficiency. Oxford University Press (OUP) Oxford.

Assessment of symbiotic nitrogen nutrition in marama bean (Tylosema esculentum L.), a tuber-producing underutilized African grain legume

A - Papers appearing in refereed journals

Dakora, F. D., Lawlor, D. W. and Sibuga, K. P. 1999. Assessment of symbiotic nitrogen nutrition in marama bean (Tylosema esculentum L.), a tuber-producing underutilized African grain legume. Symbiosis. 27, pp. 269-277.

Decrease in phosphoribulokinase activity by antisense RNA in transgenic tobacco: relationship between photosynthesis, growth, and allocation at contrasting nitrogen supplies

C2 - Non-edited contributions to conferences

Banks, F. M., Driscoll, S. P., Parry, M. A. J., Lawlor, D. W., Knight, J. S., Gray, J. C. and Paul, M. J. 1999. Decrease in phosphoribulokinase activity by antisense RNA in transgenic tobacco: relationship between photosynthesis, growth, and allocation at contrasting nitrogen supplies. Oxford University Press (OUP) Oxford.

Distinguishing between source and sink limitations of photosynthesis in phosphate-limited tobacco

C2 - Non-edited contributions to conferences

Pieters, A., Paul, M. J. and Lawlor, D. W. 1999. Distinguishing between source and sink limitations of photosynthesis in phosphate-limited tobacco. Oxford University Press (OUP) Oxford.

Decrease in phosphoribulokinase activity by antisense RNA in transgenic tobacco. Relationship between photosynthesis, growth and allocation at different nitrogen levels

A - Papers appearing in refereed journals

Banks, F. M., Driscoll, S. P., Parry, M. A. J., Lawlor, D. W., Knight, J. S., Gray, J. C. and Paul, M. J. 1999. Decrease in phosphoribulokinase activity by antisense RNA in transgenic tobacco. Relationship between photosynthesis, growth and allocation at different nitrogen levels. Plant Physiology. 119, pp. 1125-1136. https://doi.org/10.1104/pp.119.3.1125

Interactions between increasing CO2 concentration and temperature on plant growth

A - Papers appearing in refereed journals

Morison, J. I. L. and Lawlor, D. W. 1999. Interactions between increasing CO2 concentration and temperature on plant growth. Plant, Cell and Environment. 22 (6), pp. 659-682. https://doi.org/10.1046/j.1365-3040.1999.00443.x

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.

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.

Water stress inhibits plant photosynthesis by decreasing coupling factor and ATP

A - Papers appearing in refereed journals

Tezara, W., Mitchell, V. J., Driscoll, S. P. and Lawlor, D. W. 1999. Water stress inhibits plant photosynthesis by decreasing coupling factor and ATP. Nature. 401 (6756), pp. 914-917. https://doi.org/10.1038/44842

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.

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

Effects of CO2 and sugars on photosynthesis and composition of avocado leaves grown in vitro

A - Papers appearing in refereed journals

De La Vina, G., Pliego-Alfaro, F., Driscoll, S. P., Mitchell, V. J., Parry, M. A. J. and Lawlor, D. W. 1999. Effects of CO2 and sugars on photosynthesis and composition of avocado leaves grown in vitro. Plant Physiology and Biochemistry. 37, pp. 587-595. https://doi.org/10.1016/S0981-9428(00)80111-4

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

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.

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.

Estimating the excess investment in ribulose-1,5-bisphosphate carboxylase/oxygenase in leaves of spring wheat grown under elevated CO2

A - Papers appearing in refereed journals

Theobald, J. C., Mitchell, R. A. C., Parry, M. A. J. and Lawlor, D. W. 1998. Estimating the excess investment in ribulose-1,5-bisphosphate carboxylase/oxygenase in leaves of spring wheat grown under elevated CO2. Plant Physiology. 118, pp. 945-955. https://doi.org/10.1104/pp.118.3.945

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).

Decrease of phosphoribulokinase activity by antisense RNA in transgenic tobacco: the importance of PRK in the response of photosynthesis to changes in irradiance

C2 - Non-edited contributions to conferences

Paul, M. J., Driscoll, S. P., Andralojc, P. J., Parry, M. A. J., Knight, J. S., Gray, J. C. and Lawlor, D. W. 1998. Decrease of phosphoribulokinase activity by antisense RNA in transgenic tobacco: the importance of PRK in the response of photosynthesis to changes in irradiance. Abstracts Meeting on Carbohydrate Metabolism in Plants: the Pathways and their Control, Cambridge, 22-24 July 1998 . pp. P60

Plant responses to global change: temperature and drought stress

B - Book chapters etc edited externally

Lawlor, D. W. 1998. Plant responses to global change: temperature and drought stress. in: Stulen, I. and Dekok, L. J. (ed.) Responses of plant metabolism to air pollution and global change Backhuys Publishers, Leiden Netherlands. pp. 193-207

Nitrogen fertilizer can increase dry matter, grain production and radiation and water use efficiencies for durum wheat under semi-arid conditions

A - Papers appearing in refereed journals

Latiri-Souki, K., Nortcliff, S. and Lawlor, D. W. 1998. Nitrogen fertilizer can increase dry matter, grain production and radiation and water use efficiencies for durum wheat under semi-arid conditions. European Journal of Agronomy. 9, pp. 21-34. https://doi.org/10.1016/S1161-0301(98)00022-7

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

Response of sugar beet (Beta vulgaris L.) yield and biochemical composition to elevated CO2 and temperature at two nitrogen applications

A - Papers appearing in refereed journals

Demmers-Derks, H., Mitchell, R. A. C., Mitchell, V. J. and Lawlor, D. W. 1998. Response of sugar beet (Beta vulgaris L.) yield and biochemical composition to elevated CO2 and temperature at two nitrogen applications. Plant, Cell and Environment. 21 (8), pp. 829-836. https://doi.org/10.1046/j.1365-3040.1998.00327.x

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

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

Long term water stress inactivates Rubisco in subterranean clover

A - Papers appearing in refereed journals

Medrano, H., Parry, M. A. J., Socias, X. and Lawlor, D. W. 1997. Long term water stress inactivates Rubisco in subterranean clover. Annals of Applied Biology - AAB. 131 (3), pp. 491-501. https://doi.org/10.1111/j.1744-7348.1997.tb05176.x

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

Response of crops to environmental change conditions: consequences for world food production

A - Papers appearing in refereed journals

Lawlor, D. W. 1997. Response of crops to environmental change conditions: consequences for world food production. Journal Of Agricultural Meteorology. 52, pp. 769-778. https://doi.org/10.13140/RG.2.1.3098.5769

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

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).

Enhanced daytime starch turnover provides carbon for sucrose synthesis in transgenic tobacco with low triose phosphate translocator activity

C2 - Non-edited contributions to conferences

Paul, M. J., Parry, M. A. J., Driscoll, S. P., Mitchell, V. J., Lawlor, D. W., Stitt, M. J., Barnes, S. A., Knight, J. S. and Gray, J. C. 1997. Enhanced daytime starch turnover provides carbon for sucrose synthesis in transgenic tobacco with low triose phosphate translocator activity. Abstracts Phytochemical Society of Europe International Symposium on Regulation of Primary Metabolic Pathways in Plants, Oxford, 9-11 January 1997 .

Agriculture and fisheries

B - Book chapters etc edited externally

Lawlor, D. W. 1997. Agriculture and fisheries. in: Perry, A. and Thompson, R. D. (ed.) Applied climatology: principles and practice George Routledge & Sons London. pp. 215-227

The use of infra-red gas analysis to measure rates of photosynthesis of plants

C2 - Non-edited contributions to conferences

Driscoll, S. P., Paul, M. J. and Lawlor, D. W. 1997. The use of infra-red gas analysis to measure rates of photosynthesis of plants. Abstracts 1997 Sensor and Transducer Conference, Birmingham, 22-23 January 1997 .

Genetic manipulation of photosynthesis to study carbon assimilation, metabolism, growth and allocation

C2 - Non-edited contributions to conferences

Banks, F. M., Colliver, S. P., Madgwick, P. J., Driscoll, S. P., Lawlor, D. W., Parry, M. A. J. and Paul, M. J. 1997. Genetic manipulation of photosynthesis to study carbon assimilation, metabolism, growth and allocation. Oxford University Press (OUP) Oxford.

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.

Changes in the relationship between photosynthetic electron transport and carbon metabolism in transgenic tobacco with a reduced complement of phosphoribulokinase

C2 - Non-edited contributions to conferences

Habash, D. Z., Parry, M. A. J., Parmar, S., Paul, M. J., Driscoll, S. P., Lawlor, D. W. and Gray, J. C. 1996. Changes in the relationship between photosynthetic electron transport and carbon metabolism in transgenic tobacco with a reduced complement of phosphoribulokinase. Proceedings Molecular Physiology Conference, INRA, Versailles, July 1995 .

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.

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 regulation of component processes of photosynthesis in transgenic tobacco with decreased phosphoribulokinase activity

A - Papers appearing in refereed journals

Habash, D. Z., Parry, M. A. J., Parmar, S., Paul, M. J., Driscoll, S. P., Knight, J., Gray, J. C. and Lawlor, D. W. 1996. The regulation of component processes of photosynthesis in transgenic tobacco with decreased phosphoribulokinase activity. Photosynthesis Research. 49, pp. 159-167. https://doi.org/10.1007/BF00117666

Effects of shading in different developmental phases on biomass and grain yield of winter wheat at ambient and elevated CO2

A - Papers appearing in refereed journals

Mitchell, R. A. C., Gibbard, C. L., Mitchell, V. J. and Lawlor, D. W. 1996. Effects of shading in different developmental phases on biomass and grain yield of winter wheat at ambient and elevated CO2. Plant, Cell and Environment. 19 (5), pp. 615-621. https://doi.org/10.1111/j.1365-3040.1996.tb00396.x

Sugar beet under climatic change: photosynthesis and production

C1 - Edited contributions to conferences/learned societies

Demmers-Derks, H., Mitchell, R. A. C., Mitchell, V. J., Driscoll, S. P., Gibbard, C. and Lawlor, D. W. 1996. Sugar beet under climatic change: photosynthesis and production. Implications of "Global Environmental Change" for Crops in Europe. Aspects of Applied Biology 45 . pp. 163-169

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 effect of increased CO2 concentration on the dark respiration rate of etiolated wheat seedlings

A - Papers appearing in refereed journals

Natr, L., Driscoll, S. P. and Lawlor, D. W. 1996. The effect of increased CO2 concentration on the dark respiration rate of etiolated wheat seedlings. Cereal research communications. 24, pp. 53-59.

The interacting effects of nitrogen supply and CO2 concentration on photosynthetic capacities in leaves of spring wheat

C1 - Edited contributions to conferences/learned societies

Theobald, J. C., Mitchell, R. A. C., Parry, M. A. J. and Lawlor, D. W. 1996. The interacting effects of nitrogen supply and CO2 concentration on photosynthetic capacities in leaves of spring wheat. Implications of "Global Environmental Change" for Crops in Europe. Aspects of Applied Biology 45 . pp. 171-176

Response of crops to environmental change

C2 - Non-edited contributions to conferences

Lawlor, D. W. 1996. Response of crops to environmental change.

Responses of crop plants to coming environments

C2 - Non-edited contributions to conferences

Lawlor, D. W. 1996. Responses of crop plants to coming environments. Abstracts Japanese Society for Bioscience, Biotechnology and Agrochemistry Conference on the Global Environment: its Improvement and Sciences, Kyoto, April 1996 . pp. 7-9

Simulating plant responses to the global greenhouse

G - Articles in popular magazines and other technical publications

Lawlor, D. W. 1996. Simulating plant responses to the global greenhouse. Trends in Plant Science. 1, pp. 100-102.

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

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  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.

Resource capture and processing in the whole plant as an integration of genetic and biochemical processes

C2 - Non-edited contributions to conferences

Lawlor, D. W. 1995. Resource capture and processing in the whole plant as an integration of genetic and biochemical processes. Abstracts 5th European Science Foundation Network Workshop on Whole Plant Physiology, October 1995 .

Genes and their products for tolerance to physical stresses in plants

C2 - Non-edited contributions to conferences

Lawlor, D. W. 1995. Genes and their products for tolerance to physical stresses in plants. Abstracts European Science Foundation Network Meeting, Maratea, Italy, September 1995 .

Photosynthetic acclimation of winter wheat to elevated CO2 and temperature

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W., Delgado, E., Habash, D. Z., Driscoll, S. P., Mitchell, V. J., Mitchell, R. A. C. and Parry, M. A. J. 1995. Photosynthetic acclimation of winter wheat to elevated CO2 and temperature. Mathis, P. (ed.) Photosynthesis: from light to biosphere. Vol. 5 . Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 989-992

Regulation of Rubisco by a daytime inhibitor differs in wild-type and transgenic tobacco expressing limiting amounts of phosphoribulokinase

C1 - Edited contributions to conferences/learned societies

Paul. M. J., Andralojc, P. J., Banks, F. M., Habash, D. Z., Ryan, J., Parry, M. A. J., Knight, J. S., Gray, J. C., Lawlor, D. W. and Keys, A. J. 1995. Regulation of Rubisco by a daytime inhibitor differs in wild-type and transgenic tobacco expressing limiting amounts of phosphoribulokinase. Mathis, P. (ed.) Photosynthesis: from light to biosphere. Vol. 5 . Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 131-134

Studies on the relationship between photosynthetic electron transport and carbon metabolism

C1 - Edited contributions to conferences/learned societies

Habash, D. Z., Parry, M. A. J., Paul, M. J., Parmar, S., Driscoll, S. P., Knight, J., Gray, J., Keys, A. J. and Lawlor, D. W. 1995. Studies on the relationship between photosynthetic electron transport and carbon metabolism. Mathis, P. (ed.) Photosynthesis: from light to biosphere. Vol. 2 . Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 831-834

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

Chloroplast ultrastructure of sugar beet (Beta vulgaris L.) cultivated in normal and elevated CO2 concentrations with two contrasted nitrogen supplies

A - Papers appearing in refereed journals

Kutik, J., Natr, L., Demmers-Derks, H. H. and Lawlor, D. W. 1995. Chloroplast ultrastructure of sugar beet (Beta vulgaris L.) cultivated in normal and elevated CO2 concentrations with two contrasted nitrogen supplies. Journal of Experimental Botany. 46, pp. 1797-1802. https://doi.org/10.1093/jxb/46.12.1797

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.

The manipulation of photosynthetic carbon metabolism in crop improvement. (Journal of Experimental Botany %B46 $B Special Issue, September 1995)

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

Parry, M. A. J. and Lawlor, D. W. Leigh, R. A. (ed.) 1995. The manipulation of photosynthetic carbon metabolism in crop improvement. (Journal of Experimental Botany %B46 $B Special Issue, September 1995).

Analysis of carbon fluxes in plant and crop-environment interactions

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W. 1995. Analysis of carbon fluxes in plant and crop-environment interactions. Proceedings Joint IAEA/FAO International Symposium on Nuclear Techniques in Soil-Plant Studies for Sustainable Agriculture and Environmental Preservation, Vienna, 17-21 October 1994 . IAEA, Vienna. pp. 451-465

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

Yield experiments allow scientists to read the tea-leaves

G - Articles in popular magazines and other technical publications

Lawlor, D. W. and Mitchell, R. A. C. 1995. Yield experiments allow scientists to read the tea-leaves. Advisor. Autumn, 1995, p. 5.

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

Increased capacity for photosynthesis in wheat grown at elevated CO2: the relationship between electron transport and carbon metabolism

A - Papers appearing in refereed journals

Habash, D. Z., Paul, M. J., Parry, M. A. J., Keys, A. J. and Lawlor, D. W. 1995. Increased capacity for photosynthesis in wheat grown at elevated CO2: the relationship between electron transport and carbon metabolism. Planta. 197, pp. 482-489. https://doi.org/10.1007/BF00196670

The effects of elevated temperature and atmospheric carbon dioxide concentration on the quality of grain lipids in wheat (Triticum aestivum L.) grown at two levels of nitrogen application

A - Papers appearing in refereed journals

Williams, M., Shewry, P. R., Lawlor, D. W. and Harwood, J. L. 1995. The effects of elevated temperature and atmospheric carbon dioxide concentration on the quality of grain lipids in wheat (Triticum aestivum L.) grown at two levels of nitrogen application. Plant, Cell and Environment. 18 (9), pp. 999-1009. https://doi.org/10.1111/j.1365-3040.1995.tb00610.x

Effects of water stress on the biochemistry and physiology of photosynthesis in sunflower

C2 - Non-edited contributions to conferences

Tezara, W., Habash, D., Paul, M. J. and Lawlor, D. W. 1995. Effects of water stress on the biochemistry and physiology of photosynthesis in sunflower.

Regulation of Rubisco by inhibitors differs in wild-type and transgenic tobacco expressing limiting amounts of phosphoribulokinase

C2 - Non-edited contributions to conferences

Paul, M. J., Andralojc, P. J., Banks, F. M., Habash, D., Ryan, J., Parry, M. A. J., Knight, J. S., Gray, J. C., Lawlor, D. W. and Keys, A. J. 1995. Regulation of Rubisco by inhibitors differs in wild-type and transgenic tobacco expressing limiting amounts of phosphoribulokinase.

Improving plant production by selection for survival at low CO2 concentrations

A - Papers appearing in refereed journals

Medrano, H., Keys, A. J., Lawlor, D. W., Parry, M. A. J., Azcon-Bieto, J. and Delgado, E. 1995. Improving plant production by selection for survival at low CO2 concentrations. Journal of Experimental Botany. 46 (Special issue), pp. 1389-1396. https://doi.org/10.1093/jxb/46.special_issue.1389

Photosynthetic acclimation of winter wheat to elevated CO2 and temperature

C2 - Non-edited contributions to conferences

Lawlor, D. W., Delgado, E., Driscoll, S. P., Mitchell, V. J., Mitchell, R. A. C. and Parry, M. A. J. 1995. Photosynthetic acclimation of winter wheat to elevated CO2 and temperature.

Water stress - where is the limitation to carbon assimilation? Current controversies reconsidered

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W., Paul, M. J., Habash, D. Z. and Tezara, W. 1995. Water stress - where is the limitation to carbon assimilation? Current controversies reconsidered. Leigh, R. A. and Blake-Kalff, M. M. A. (ed.) Proceedings 2nd Stressnet Conference, Salsomaggiore, Italy, 21-23 September 1995 . pp. 143-148

Photosynthesis, productivity and environment

A - Papers appearing in refereed journals

Lawlor, D. W. 1995. Photosynthesis, productivity and environment. Journal of Experimental Botany. 46 (Special Issue), pp. 1449-1461. https://doi.org/10.1093/jxb/46.special_issue.1449

Studies on the relationship between photosynthetic electron transport and carbon metabolism

C2 - Non-edited contributions to conferences

Habash, D. Z., Paul, M. J., Parry, M. A. J., Driscoll, S. P., Lawlor, D. W., Keys, A. J. and Gray, J. 1995. Studies on the relationship between photosynthetic electron transport and carbon metabolism.

Manipulation of phosphoribulokinase and phosphate translocator activities in transgenic tobacco plants

A - Papers appearing in refereed journals

Gray, J. C., Paul, M. J., Barnes, S. A., Knight, J. S., Loynes, A., Habash, D., Parry, M. A. J. and Lawlor, D. W. 1995. Manipulation of phosphoribulokinase and phosphate translocator activities in transgenic tobacco plants. Journal of Experimental Botany. 46 (Special issue), pp. 1309-1315. https://doi.org/10.1093/jxb/46.special_issue.1309

Sugar beet under climatic change: photosynthesis and productivity

C2 - Non-edited contributions to conferences

Demmers-Derks, H., Mitchell, R. A. C., Michell, V. J., Driscoll, S. P., Gibbard, C. and Lawlor, D. W. 1995. Sugar beet under climatic change: photosynthesis and productivity. Oxford University Press (OUP) Oxford.

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

Effects of elevated CO2 concentration and increased temperature on winter wheat: test of ARCWHEAT1 simulation model

A - Papers appearing in refereed journals

Mitchell, R. A. C., Lawlor, D. W., Mitchell, V. J., Gibbard, C. L., White, E. M. and Porter, J. R. 1995. Effects of elevated CO2 concentration and increased temperature on winter wheat: test of ARCWHEAT1 simulation model. Plant, Cell and Environment. 18 (7), pp. 736-748. https://doi.org/10.1111/j.1365-3040.1995.tb00576.x

Global climatic change: how will crop plants respond?

C2 - Non-edited contributions to conferences

Lawlor, D. W. 1995. Global climatic change: how will crop plants respond? Abstracts 3rd Congresso Nacional de Biologos, Lisbon, 2-3 June 1995 .

Climate change and winter wheat: effects on photosynthesis, productivity and yield

C2 - Non-edited contributions to conferences

Lawlor, D. W., Mitchell, R. A. C., Mitchell, V. J., Driscoll, S. P., Delgado, E., Parry, M. A. J., Bambridge, L. and Habash-Bailey, D. 1995. Climate change and winter wheat: effects on photosynthesis, productivity and yield. Oxford University Press (OUP) Oxford.

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

Reduction in phosphoribulokinase activity by antisense RNA in transgenic tobacco: effect on CO2 assimilation and growth measured in low irradiance

A - Papers appearing in refereed journals

Paul, M. J., Knight, J. S., Habash, D., Parry, M. A. J., Lawlor, D. W., Barnes, S. A., Loynes, A. and Gray, J. C. 1995. Reduction in phosphoribulokinase activity by antisense RNA in transgenic tobacco: effect on CO2 assimilation and growth measured in low irradiance. The Plant Journal. 7 (4), pp. 535-542. https://doi.org/10.1046/j.1365-313X.1995.7040535.x

Effects of water deficit on photosynthesis

B - Book chapters etc edited externally

Lawlor, D. W. 1995. Effects of water deficit on photosynthesis. in: Smirnoff, N. (ed.) Environment and plant metabolism: flexibility and acclimation BIOS Scientific Publishers Limited. pp. 129-160

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

Photosynthetic metabolism under water stress

C2 - Non-edited contributions to conferences

Lawlor, D. W. 1994. Photosynthetic metabolism under water stress.

What controls photosynthesis?

A - Papers appearing in refereed journals

Keys, A. J., Parry, M. A. J. and Lawlor, D. W. 1994. What controls photosynthesis? Biochemical Society Transactions. 22 (4), pp. 1016-1020. https://doi.org/10.1042/bst0221016

Manipulation of phosphoribulokinase and phosphate translocator activities in transgenic tobacco plants

C2 - Non-edited contributions to conferences

Gray, J. C., Paul, M. J., Barnes, S. A., Knight, J. S., Loynes, A., Habash, D., Parry, M. A. J. and Lawlor, D. W. 1994. Manipulation of phosphoribulokinase and phosphate translocator activities in transgenic tobacco plants. SEB Plant Metabolism Group Scientific Meeting on Manipulation of Photosynthetic Carbon Metabolism in Crop Improvement, Rothamsted, 7-9 September 1994 .

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

Interacting effects of CO2 concentration, temperature and nitrogen supply on the photosynthesis and composition of winter wheat leaves

A - Papers appearing in refereed journals

Delgado, E., Mitchell, R. A. C., Parry, M. A. J., Driscoll, S. P., Mitchell, V. J. and Lawlor, D. W. 1994. Interacting effects of CO2 concentration, temperature and nitrogen supply on the photosynthesis and composition of winter wheat leaves. Plant, Cell and Environment. 17 (11), pp. 1205-1213. https://doi.org/10.1111/j.1365-3040.1994.tb02018.x

Analysis of carbon fluxes in plant and crop environment interactions: use of radio- and stable isotopes

C2 - Non-edited contributions to conferences

Lawlor, D. W. 1994. Analysis of carbon fluxes in plant and crop environment interactions: use of radio- and stable isotopes. Extended Synopses International Symposium on Nuclear and Related Techniques in Soil/Plant Studies on Sustainable Agriculture and Environmental Preservation, Vienna, 17-21 October 1994 . pp. 129

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

Reduction in phosphoribulokinase activity by antisense RNA in transgenic tobacco: effect on CO2 assimilation and growth measured in low-light growing conditions

C2 - Non-edited contributions to conferences

Paul, M. J., Knight, J. S., Habash, D., Parry, M. A. J., Lawlor, D. W., Barnes, S. A., Loynes, A. and Gray, J. C. 1994. Reduction in phosphoribulokinase activity by antisense RNA in transgenic tobacco: effect on CO2 assimilation and growth measured in low-light growing conditions. Abstracts Second BBSRC Robert Hill Symposium on Photosynthesis, Imperial College, London, 11-13 April 1994 . pp. 85

Maximal Rubisco activity

C2 - Non-edited contributions to conferences

Parmar, S., Alred, R., Andralojc, P. J., Keys, A. J., Bainbridge, G., Quick, P., Paul, M. J., Lawlor, D. W., Peltonen-Sainio, P. and Parry, M. 1994. Maximal Rubisco activity. Abstracts Second BBSRC Robert Hill Symposium on Photosynthesis, Imperial College, London, 11-13 April 1994 . pp. 82

What controls photosynthesis?

C2 - Non-edited contributions to conferences

Keys, A. J., Parry, M. A. J. and Lawlor, D. W. 1994. What controls photosynthesis? Abstracts Biochemical Society Meeting No 651, Lancaster University, July 1994 . pp. 15

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

The effect of growth at elevated CO2 upon photosynthesis in wheat

C2 - Non-edited contributions to conferences

Habash, D., Paul, M. J., Parry, M., Keys, A. J. and Lawlor, D. W. 1994. The effect of growth at elevated CO2 upon photosynthesis in wheat. Abstracts SEB Plant Metabolism Group Scientific Meeting on the Manipulation of Photosynthetic Carbon Metabolism in Crop Improvement, Rothamsted, 7-9 September 1994 .

Effect of decreased PRK activity on photosynthesis in conditions of varying light, CO2 and water availability

C2 - Non-edited contributions to conferences

Paul, M. J., Habash, D., Tezara, W., Driscoll, S. P., Parry, M. A. J., Lawlor, D. W., Knight, J. S., Barnes, S. A., Loynes, A. and Gray, J. 1994. Effect of decreased PRK activity on photosynthesis in conditions of varying light, CO2 and water availability. Abstracts SEB Plant Metabolism Group Scientific Meeting on Manipulation of Photosynthetic Carbon Metabolism in Crop Improvement, Rothamsted, 7-9 September 1994 .

Reduction in phosphoribulokinase activity by antisense RNA in transgenic tobacco: effect on CO2 assimilation and growth

C2 - Non-edited contributions to conferences

Paul, M. J., Habash, D., Parry, M. A. J., Lawlor, D. W., Knight, J. S., Barnes, S. A., Loynes, A. and Gray, J. C. 1994. Reduction in phosphoribulokinase activity by antisense RNA in transgenic tobacco: effect on CO2 assimilation and growth. Oxford University Press (OUP) Oxford.

The effect of water deficit on photosynthetic carbon metabolism

C2 - Non-edited contributions to conferences

Lawlor, D. W. 1994. The effect of water deficit on photosynthetic carbon metabolism. Oxford University Press (OUP) Oxford.

Chloroplast ultrastructure of Beta vulgaris plants cultivated under varying nitrogen supply and elevated CO2 concentration

C2 - Non-edited contributions to conferences

Kutik, J., Demmers-Derks, L., Lawlor, D. W. and Natr, L. 1994. Chloroplast ultrastructure of Beta vulgaris plants cultivated under varying nitrogen supply and elevated CO2 concentration.

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

The effect of growth at elevated CO2 upon photosynthesis in wheat

C2 - Non-edited contributions to conferences

Habash, D., Paul, M. J., Parry, M., Keys, A. J. and Lawlor, D. W. 1994. The effect of growth at elevated CO2 upon photosynthesis in wheat. Abstracts Second BBSRC Robert Hill Symposium on Photosynthesis, Imperial College, London, 11-13 April 1994 . pp. 84

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

Energy and carbon imbalance under stress and consequences for chloroplast function

C2 - Non-edited contributions to conferences

Lawlor, D. W., Jacob, J., Habash-Bailey, D., Paul, M. J., Driscoll, S. P., Mitchell, V. J., Keys, A. J. and Parry, M. A. J. 1994. Energy and carbon imbalance under stress and consequences for chloroplast function. Abstracts Second BBSRC Robert Hill Symposium on Photosynthesis, Imperial College, London, 11-13 April 1994 . pp. 80

Physiological and biochemical criteria for evaluating genotypic responses to heat and related stresses

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W. 1994. Physiological and biochemical criteria for evaluating genotypic responses to heat and related stresses. Saunders, D. A. and Hettel, G. P. (ed.) Wheat in Heat-Stressed Environments: Irrigated, Dry Areas and Rice-Wheat Farming Systems. Proceedings of International Conference, Sudan, February 1993 . UNDP/ARC/BARI/CIMMYT. pp. 127-143

Relation between carbon and nitrogen assimilation, tissue composition and whole plant function

B - Book chapters etc edited externally

Lawlor, D. W. 1994. Relation between carbon and nitrogen assimilation, tissue composition and whole plant function. in: Roy, J. and Garnier, E. (ed.) A whole plant perspective on carbon-nitrogen interactions SPB Academic Publishing, The Hague. pp. 47-60

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

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

Understanding photosynthetic adaptation to changing climate

B - Book chapters etc edited externally

Lawlor, D. W. and Keys, A. J. 1993. Understanding photosynthetic adaptation to changing climate. in: Fowden, L., Stoddart, J. and Mansfield, T. A. (ed.) Plant adaptation to environmental stress Chapman & Hall, London. pp. 85-106

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

Effects of different rates of water application and CO2 concentration on wheat growth

C2 - Non-edited contributions to conferences

Siadat, H. and Lawlor, D. W. 1993. Effects of different rates of water application and CO2 concentration on wheat growth. Proceedings 1st Iranian Congress on Crop Production and Breeding, Karaj, September 1993 .

Regulation of photosynthesis and associated metabolism in water stressed leaves

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W. 1993. Regulation of photosynthesis and associated metabolism in water stressed leaves. Proceedingss 1er Simposium Hispano-Portugues Relaciones Hidricas en las Plantes, Palma de Mallorca, April 1993 . pp. 35-44

Climate change: plant production and photosynthetic regulation by environment

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W., Mitchell, R. A. C., Delgado, E., Mitchell, V. J. and Driscoll, S. P. 1993. Climate change: plant production and photosynthetic regulation by environment. Proceedings III Congreso Hispano-Portugues de Fisiologia Vegetal, Pamplona, September 1993 . pp. 29-32

Extreme phosphate deficiency decreases the In vivo CO2/O2 specificity factor of ribulose 1,5-Bisphosphate carboxylase-oxygenase in intact leaves of sunflower

A - Papers appearing in refereed journals

Jacob, J. and Lawlor, D. W. 1993. Extreme phosphate deficiency decreases the In vivo CO2/O2 specificity factor of ribulose 1,5-Bisphosphate carboxylase-oxygenase in intact leaves of sunflower. Journal of Experimental Botany. 44, pp. 1635-1641. https://doi.org/10.1093/jxb/44.11.1635

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

Interaction of CO2 and temperature in the growth and yield of winter wheat: test of the ARCWHEAT model

A - Papers appearing in refereed journals

Mitchell, R. A. C., Lawlor, D. W. and Porter, J. R. 1993. Interaction of CO2 and temperature in the growth and yield of winter wheat: test of the ARCWHEAT model. Vegetatio. 104/105, pp. 460-461. https://doi.org/10.1007/BF00048179

The effects of increased temperature and CO2 concentration on winter wheat: test of model predictions

C2 - Non-edited contributions to conferences

Mitchell, R. A. C. and Lawlor, D. W. 1993. The effects of increased temperature and CO2 concentration on winter wheat: test of model predictions. Oxford University Press (OUP) Oxford.

Photosynthesis: molecular, physiological and environmental processes

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

Lawlor, D. W. 1993. Photosynthesis: molecular, physiological and environmental processes. Longman Scientific & Technical Harlow Essex.

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

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

In vivo photosynthetic electron transport does not limit photosynthetic capacity in phosphate-deficient sunflower and maize leaves

A - Papers appearing in refereed journals

Jacob, J. and Lawlor, D. W. 1993. In vivo photosynthetic electron transport does not limit photosynthetic capacity in phosphate-deficient sunflower and maize leaves. Plant, Cell and Environment. 16 (7), pp. 785-795. https://doi.org/10.1111/j.1365-3040.1993.tb00500.x

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 increased CO2 concentration and temperature on growth and yield of winter wheat at two levels of nitrogen application

A - Papers appearing in refereed journals

Mitchell, R. A. C., Mitchell, V. J., Driscoll, S. P., Franklin, J. F. and Lawlor, D. W. 1993. Effects of increased CO2 concentration and temperature on growth and yield of winter wheat at two levels of nitrogen application. Plant, Cell and Environment. 16 (5), pp. 521-529. https://doi.org/10.1111/j.1365-3040.1993.tb00899.x

Facility for studying the effects of elevated carbon dioxide concentration and increased temperature on crops

A - Papers appearing in refereed journals

Lawlor, D. W., Mitchell, R. A. C., Franklin, J. F., Mitchell, V. J., Driscoll, S. P. and Delgado, E. 1993. Facility for studying the effects of elevated carbon dioxide concentration and increased temperature on crops. Plant, Cell and Environment. 16 (5), pp. 603-608. https://doi.org/10.1111/j.1365-3040.1993.tb00909.x

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

Water stress and the diurnal activity of ribulose-1,5-bisphosphate carboxylase in field grown Nicotiana tabacum genotypes selected for survival at low CO2 concentrations

A - Papers appearing in refereed journals

Parry, M. A. J., Delgado, E., Vadell, J., Keys, A. J., Lawlor, D. W. and Medrano, H. 1993. Water stress and the diurnal activity of ribulose-1,5-bisphosphate carboxylase in field grown Nicotiana tabacum genotypes selected for survival at low CO2 concentrations. Plant Physiology and Biochemistry. 31, pp. 113-120.

Effects of water stress on photosynthesis of crops and the biochemical mechanism

B - Book chapters etc edited externally

Lawlor, D. W. and Uprety, D. C. 1993. Effects of water stress on photosynthesis of crops and the biochemical mechanism. in: Abrol, Y. P., Govindjee and Mohanty, P. (ed.) Photosynthesis: photoreactions to plant productivity Oxford and IBH Publishing Co, New Delhi. pp. 419-449

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 .

Photosynthesis, ribulose 1,5-bisphosphate carboxylase, and leaf characteristics of N. tabacum L. genotypes selected by survival at low CO2 concentrations

A - Papers appearing in refereed journals

Delgado, E., Parry, M. A. J., Lawlor, D. W., Keys, A. J. and Medrano. H. 1993. Photosynthesis, ribulose 1,5-bisphosphate carboxylase, and leaf characteristics of N. tabacum L. genotypes selected by survival at low CO2 concentrations. Journal of Experimental Botany. 44, pp. 1-7. https://doi.org/10.1093/jxb/44.1.1

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.

Photosynthesis, photoassimilate partitioning and productivity in tropical and sub-tropical plants

G - Articles in popular magazines and other technical publications

Lawlor, D. W. 1992. Photosynthesis, photoassimilate partitioning and productivity in tropical and sub-tropical plants. Transactions of the Malaysian Society of Plant Physiology. 3, pp. 2-11.

The effect of elevated CO2 on photosynthesis and chloroplast thylakoid structure of crop plants

C2 - Non-edited contributions to conferences

Pennanen, A., Kemppi, V., Lawlor, D. W. and Pehu, E. 1992. The effect of elevated CO2 on photosynthesis and chloroplast thylakoid structure of crop plants.

Climate change and wheat photosynthesis: interactive effects of CO2, temperature and nitrogen nutrition

C2 - Non-edited contributions to conferences

Delgado, E., Driscoll, S. P., Mitchell, R. A. C. and Lawlor, D. W. 1992. Climate change and wheat photosynthesis: interactive effects of CO2, temperature and nitrogen nutrition.

Sink-regulation of photosynthesis in relation to temperature in sunflower and rape

A - Papers appearing in refereed journals

Paul, M. J., Driscoll, S. P. and Lawlor, D. W. 1992. Sink-regulation of photosynthesis in relation to temperature in sunflower and rape. Journal of Experimental Botany. 43, pp. 147-153. https://doi.org/10.1093/jxb/43.2.147

Regulation of photosynthetic rate of two sunflower hybrids under water stress

A - Papers appearing in refereed journals

Gimenez, C., Mitchell, V. J. and Lawlor, D. W. 1992. Regulation of photosynthetic rate of two sunflower hybrids under water stress. Plant Physiology. 98, pp. 516-524. https://doi.org/10.1104/pp.98.2.516

Interaction of CO2 and temperature in the growth and yield of winter wheat: test of ARCWHEAT model

B - Book chapters etc edited externally

Mitchell, R. A. C., Lawlor, D. W. and Porter, J. R. 1992. Interaction of CO2 and temperature in the growth and yield of winter wheat: test of ARCWHEAT model. in: Lambers, H., Cambridge, M. L., Vandegeijn, S. C. and Rozema, J. (ed.) CO2 and biosphere Kluwer, London. pp. 460-461

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

Photosynthetic response of winter wheat grown in elevated CO2

C1 - Edited contributions to conferences/learned societies

Delgado, E., Parry, M. A. J., Mitchell, R. A. C., Driscoll, S. P., Mitchell, V. J., Keys, A. J. and Lawlor, D. W. 1992. Photosynthetic response of winter wheat grown in elevated CO2. Proceedings Robert Hill Symposium on Photosynthesis, Imperial College, London, 1992. pp. 62

Regulation of Rubisco activity

C2 - Non-edited contributions to conferences

Keys, A. J., Major, I., Kingston-Smith, A. H., Delgado, E., Lawlor, D. W. and Parry, M. A. J. 1992. Regulation of Rubisco activity. Proceedings Robert Hill Symposium on Photosynthesis, Imperial College, London, 1992. pp. 56

Gas exchange characteristics of Triticum aestivum and Hordeum vulgare at elevated CO2 and adequate or low N supply

C2 - Non-edited contributions to conferences

Rooney, J. M. and Lawlor, D. W. 1992. Gas exchange characteristics of Triticum aestivum and Hordeum vulgare at elevated CO2 and adequate or low N supply.

Effect of water stress on photosynthesis, leaf characteristics and productivity of field-grown Nicotiana tabacum L. genotypes selected for survival at low CO2

A - Papers appearing in refereed journals

Delgado, E., Parry, M. A. J., Vadell, J., Lawlor, D. W., Keys, A. J. and Medrano, H. 1992. Effect of water stress on photosynthesis, leaf characteristics and productivity of field-grown Nicotiana tabacum L. genotypes selected for survival at low CO2. Journal of Experimental Botany. 43, pp. 1001-1008. https://doi.org/10.1093/jxb/43.8.1001

Dependence of photosynthesis of sunflower and maize leaves on phosphate supply, ribulose-1,5-bisphosphate caboxylase/oxygenase activity, and ribulose-1,5-bisphosphate pool size

A - Papers appearing in refereed journals

Jacob, J. and Lawlor, D. W. 1992. Dependence of photosynthesis of sunflower and maize leaves on phosphate supply, ribulose-1,5-bisphosphate caboxylase/oxygenase activity, and ribulose-1,5-bisphosphate pool size. Plant Physiology. 98, pp. 801-807. https://doi.org/10.1104/pp.98.3.801

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

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

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.

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

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

Plant growth: interactions with nutrition and environment

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

Porter, J. R. and Lawlor, D. W. 1991. Plant growth: interactions with nutrition and environment. Cambridge University Press (CUP) Cambridge.

Phenotypic changes in T-cyt-transformed potato plants are consistent with enhanced sensitivity of specific cell types to normal regulation by root-derived cytokinin

A - Papers appearing in refereed journals

Ooms, G., Risiott, R., Kendall, A., Keys, A. J., Lawlor, D. W., Smith, S., Turner, J. and Young, A. 1991. Phenotypic changes in T-cyt-transformed potato plants are consistent with enhanced sensitivity of specific cell types to normal regulation by root-derived cytokinin. Plant Molecular Biology. 17, pp. 727-743. https://doi.org/10.1007/BF00037057

The effects of increasing CO2 on crop photosynthesis and productivity: a review of field studies

A - Papers appearing in refereed journals

Lawlor, D. W. and Mitchell, R. A. C. 1991. The effects of increasing CO2 on crop photosynthesis and productivity: a review of field studies. Plant, Cell and Environment. 14 (8), pp. 807-818. https://doi.org/10.1111/j.1365-3040.1991.tb01444.x

The effect of cooling on photosynthesis, amounts of carbohydrate and assimilate export in sunflower

A - Papers appearing in refereed journals

Paul, M. J., Driscoll, S. P. and Lawlor, D. W. 1991. The effect of cooling on photosynthesis, amounts of carbohydrate and assimilate export in sunflower. Journal of Experimental Botany. 42 (7), pp. 845-852. https://doi.org/10.1093/jxb/42.7.845

Response of plants to elevated carbon dioxide: the role of photosynthesis, sink demand and environmental stresses

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W. 1991. Response of plants to elevated carbon dioxide: the role of photosynthesis, sink demand and environmental stresses. Impact of Global Climatic Changes on Photosynthesis and Plant Productivity: Proceedings Indo-US Workshop January 8-12,1991, New Delhi, India. Oxford and IBH Publishing Co, New Delhi. pp. 431-445

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

Photosynthesis and productivity of cereals at low temperatures in Mediterranean climates: biochemical and physiological adaptation

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W. and Ward, D. A. 1991. Photosynthesis and productivity of cereals at low temperatures in Mediterranean climates: biochemical and physiological adaptation. Gimenez, C., Srivastava, J. P., Fereres, E. and Acevedo, E. (ed.) Improvement and Management of Winter Cereals under Temperature, Drought and Salinity Stresses: Proceedings ICARDA-INIA Symposium, 26-29 October 1987, Cordoba, Spain. INIA, Madrid. pp. 143-157

Stomatal and mesophyll limitations of photosynthesis in phosphate deficient sunflower, maize and wheat plants

A - Papers appearing in refereed journals

Jacob, J. and Lawlor, D. W. 1991. Stomatal and mesophyll limitations of photosynthesis in phosphate deficient sunflower, maize and wheat plants. Journal of Experimental Botany. 42, pp. 1003-1011. https://doi.org/10.1093/jxb/42.8.1003

Concepts of nutrition in relation to cellular processes and environment

B - Book chapters etc edited externally

Lawlor, D. W. 1991. Concepts of nutrition in relation to cellular processes and environment. in: Lawlor, D. W. and Porter, J. R. (ed.) Plant growth: interactions with nutrition and environment Cambridge University Press (CUP) Cambridge. pp. 1-32

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

Dark respiration of winter wheat crops in relation to temperature and simulated photosynthesis

A - Papers appearing in refereed journals

Mitchell, R. A. C., Lawlor, D. W. and Young, A. T. 1991. Dark respiration of winter wheat crops in relation to temperature and simulated photosynthesis. Annals of Botany. 67, pp. 7-16.

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

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

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.

Temperature effects on source and sinks: assimilate export, carbohydrate accumulation and photosynthesis

C2 - Non-edited contributions to conferences

Paul, M. J. and Lawlor, D. W. 1990. Temperature effects on source and sinks: assimilate export, carbohydrate accumulation and photosynthesis. Annual Meeting of the Society of Experimental Biology, Warwick, 1990. Abstract. pp. P4-3

Effects of foliar applied urea on leaf composition, photosynthesis and grain quality

C2 - Non-edited contributions to conferences

Lawlor, D. W., Milford, G. F. J., Mitchell, V. J. and Mitchell, R. A. C. 1990. Effects of foliar applied urea on leaf composition, photosynthesis and grain quality. AFRC Meeting : Plant and Soil Nitrogen Metabolism, Lancaster, 1990. pp. 58

Photosynthesis and carbohydrate accumulation in relation to temperature and Pi

C2 - Non-edited contributions to conferences

Paul, M. J. and Lawlor, D. W. 1990. Photosynthesis and carbohydrate accumulation in relation to temperature and Pi. AFRC Meeting on Photosynthesis, Imperial College, 1990. pp. 20

Phosphate nutrition and photosynthesis: the role of RuBP Carboxylase and stomata

C2 - Non-edited contributions to conferences

Jacob, J. and Lawlor, D. W. 1990. Phosphate nutrition and photosynthesis: the role of RuBP Carboxylase and stomata. AFRC Meeting on Photosynthesis, Imperial College, 1990. pp. 21

Stomatal and mesophyll regulation of photosynthesis in sunflower leaves differing in phosphate status

C2 - Non-edited contributions to conferences

Jacob, J. and Lawlor, D. W. 1990. Stomatal and mesophyll regulation of photosynthesis in sunflower leaves differing in phosphate status. Trends in Photosynthesis Research, Palma de Mallorca, 1990. Poster. pp. 67-68

Abscisic acid may mediate the rapid thermal acclimatization of photosynthesis in wheat

A - Papers appearing in refereed journals

Ward, D. A. and Lawlor, D. W. 1990. Abscisic acid may mediate the rapid thermal acclimatization of photosynthesis in wheat. Journal of Experimental Botany. 41, pp. 309-314. https://doi.org/10.1093/jxb/41.3.309

Photosynthese. Stoffwechsel - Kontrolle - Physiologie

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

Lawlor, D. W. 1990. Photosynthese. Stoffwechsel - Kontrolle - Physiologie. Georg Thieme, Stuttgart.

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.

The effect of temperature on photosynthesis and carbon fluxes in sunflower and rape.

A - Papers appearing in refereed journals

Paul, M. J., Lawlor, D. W. and Driscoll, S. P. 1990. The effect of temperature on photosynthesis and carbon fluxes in sunflower and rape. Journal Of Experimental Biology. 41, pp. 547-555. https://doi.org/10.1093/jxb/41.5.547

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 .

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

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.

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

A - Papers appearing in refereed journals

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

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

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.

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

Effects of foliar-applied ureaon leaf composition, photosynthesis and grain quality and yield.

C2 - Non-edited contributions to conferences

Lawlor, D. W., Milford, G. F. J., Mitchell, V. J. and Mitchell, R. A. C. 1989. Effects of foliar-applied ureaon leaf composition, photosynthesis and grain quality and yield. AFRC Meeting on Plant and Soil Nitrogen Metabolism, Lancaster, 1989, Abstract 58..

Regulation of photosynthetic carbon metabolism in water-stressed sunflower.

B - Book chapters etc edited externally

Lawlor, D. W., Gimenez, C., Ward, D. A. and Young, A. T. 1989. Regulation of photosynthetic carbon metabolism in water-stressed sunflower. in: Techniques and new developments in photosynthesis research. NATO/ASI Series

A compact lighting system for use with portable leaf chambers to measure photosynthesis

A - Papers appearing in refereed journals

Young, A. T., Harrison, G. and Lawlor, D. W. 1989. A compact lighting system for use with portable leaf chambers to measure photosynthesis. Plant, Cell and Environment. 12, pp. 461-466. https://doi.org/10.1111/j.1365-3040.1989.tb01963.x

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

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

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

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

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

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

Photosynthesis by flag leaves of wheat in relation to protein, ribulose bisphosphate carboxylase activity and nitrogen supply.

A - Papers appearing in refereed journals

Lawlor, D. W., Konttur, M. and Young, A. T. 1989. Photosynthesis by flag leaves of wheat in relation to protein, ribulose bisphosphate carboxylase activity and nitrogen supply. Journal of Experimental Botany. 40, pp. 43-52. https://doi.org/10.1093/jxb/40.1.43

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

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.

Photosynthetic regulation and temperature.

C1 - Edited contributions to conferences/learned societies

Ward, D. A., Lawlor, D. W. and Paul, M. J. 1988. Photosynthetic regulation and temperature. Euroform new energies. CEC DG XIII. Bedford : H.S. Stephens & Associates, B.2.5..

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.

Rapid thermal acclimation of photosynthesis in wheat.

C1 - Edited contributions to conferences/learned societies

Ward, D. A. and Lawlor, D. W. 1988. Rapid thermal acclimation of photosynthesis in wheat. Meeting on Photosynthesis, Imperial College, London, 1988. London : AFRC, contribution 42..

A chamber for measurement of gas exchange of leaves that permits rapid freeze-clamping of tissue.

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W., Harrison, G. E. and Young, A. T. 1988. A chamber for measurement of gas exchange of leaves that permits rapid freeze-clamping of tissue. Meeting on Photosynthesis, Imperial College, London, 1988. London : AFRC, contribution 74..

Some effects of photoinhibition on photosynthesis and electron transport in wheat leaves of different nitrogen status.

C1 - Edited contributions to conferences/learned societies

Burton, F., Lawlor, D. W., Baker, N. R. and Young, A. T. 1988. Some effects of photoinhibition on photosynthesis and electron transport in wheat leaves of different nitrogen status. Meeting on Photosynthesis, Imperial College, London, 1988. London : AFRC, contribution 28..

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

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.

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

Nitrate nutrition and temperature effects on wheat: a synthesis of plant growth and nitrogen uptake in relation to metabolic and physiological processes

A - Papers appearing in refereed journals

Lawlor, D. W., Boyle, F. A., Keys, A. J., Kendall, A. C. and Young, A. T. 1988. Nitrate nutrition and temperature effects on wheat: a synthesis of plant growth and nitrogen uptake in relation to metabolic and physiological processes. Journal of Experimental Botany. 39 (3), pp. 329-343. https://doi.org/10.1093/jxb/39.3.329

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

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.

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.

Effects of nitrate nutrition on chloroplast composition and photosynthetic activities in wheat.

G - Articles in popular magazines and other technical publications

Macnab, F., Lawlor, D. W., Baker, N. R. and Young, A. T. 1987. Effects of nitrate nutrition on chloroplast composition and photosynthetic activities in wheat.

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

Measurement of photosynthesis and photorespiration in the field.

G - Articles in popular magazines and other technical publications

Lawlor, D. W. and Young, A. T. 1987. Measurement of photosynthesis and photorespiration in the field.

Nitrate nutrition and temperature effects on wheat : enzyme composition, nitrate and total amino acid content of leaves

A - Papers appearing in refereed journals

Lawlor, D. W., Boyle, F. A., Kendall, A. C. and Keys, A. J. 1987. Nitrate nutrition and temperature effects on wheat : enzyme composition, nitrate and total amino acid content of leaves. Journal of Experimental Botany. 38, pp. 378-392. https://doi.org/10.1093/jxb/38.3.378

Nitrate nutrition and temperature effects on wheat : photosynthesis and photorespiration of leaves

A - Papers appearing in refereed journals

Lawlor, D. W., Boyle, F. A., Young, A. T., Keys, A. J. and Kendall, A. C. 1987. Nitrate nutrition and temperature effects on wheat : photosynthesis and photorespiration of leaves. Journal of Experimental Botany. 38 (3), pp. 393-408. https://doi.org/10.1093/jxb/38.3.393

Regulation of nitrogen and carbon metabolism in wheat by nitrate supply and temperature.

G - Articles in popular magazines and other technical publications

Lawlor, D. W., Keys, A. J., Kendall, A. C. and Young, A. T. 1987. Regulation of nitrogen and carbon metabolism in wheat by nitrate supply and temperature.

Flag leaf photosynthesis does not increase in proportion to ribulose bisphosphate carboxylase-oxygenase with large nitrate supply.

G - Articles in popular magazines and other technical publications

Lawlor, D. W., Kontturi, M., Young, A. T., Keys, A. J. and Parry, M. A. J. 1987. Flag leaf photosynthesis does not increase in proportion to ribulose bisphosphate carboxylase-oxygenase with large nitrate supply.

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.

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.

Biomass production - overcoming limitations of low temperature

C1 - Edited contributions to conferences/learned societies

Lawlor, D. W. 1987. Biomass production - overcoming limitations of low temperature. Grassi, G. and Zibetta, H. (ed.) Energy from biomass 1. Proceedings of the first contractors' meeting.. Elsevier. pp. 153-157

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

Nitrate nutrition and temperature effects on wheat : soluble components of leaves and carbon fluxes to amino acids and sucrose

A - Papers appearing in refereed journals

Lawlor, D. W., Boyle, F. A., Young, A. T., Kendall, A. C. and Keys, A. J. 1987. Nitrate nutrition and temperature effects on wheat : soluble components of leaves and carbon fluxes to amino acids and sucrose. Journal of Experimental Botany. 38 (7), pp. 1091-1103. https://doi.org/10.1093/jxb/38.7.1091

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.

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

AFRC Research on straw disposal.

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1986. AFRC Research on straw disposal.

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.

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.

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

A rain tower and a wind tunnel for studying the dispersal of plant pathogens by rain and wind

A - Papers appearing in refereed journals

Fitt, B. D. L., Walklate, P. J., McCartney, H. A., Bainbridge, A., Creighton, N. F., Hirst, J. M., Lacey, M. E. and Legg, B. J. 1986. A rain tower and a wind tunnel for studying the dispersal of plant pathogens by rain and wind. Annals of Applied Biology - AAB. 109, pp. 661-671.

Photosynthesis : metabolism, control and physiology.

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

Lawlor, D. W. 1986. Photosynthesis : metabolism, control and physiology.

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

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

Leaf growth and water deficits: biochemistry in relation to biophysics

B - Book chapters etc edited externally

Lawlor, D. W. and Leach, J. E. 1985. Leaf growth and water deficits: biochemistry in relation to biophysics. in: Baker, N. R., Ong, C. K. and Davies, W. J. (ed.) Control of leaf growth Cambridge University Press (CUP) Cambridge. pp. 267-294

A simple method for determining the boundary layer resistance in leaf cuvettes

A - Papers appearing in refereed journals

Parkinson, K. J. 1985. A simple method for determining the boundary layer resistance in leaf cuvettes. Plant, Cell and Environment. 8 (3), pp. 223-226. https://doi.org/10.1111/1365-3040.ep11604618

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 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.

The uses and limitations of flux-gradient relationships in micrometeorology

A - Papers appearing in refereed journals

Raupach, M. R. and Legg, B. J. 1984. The uses and limitations of flux-gradient relationships in micrometeorology. Agricultural Water Management. 8 (1-3), pp. 119-131. https://doi.org/10.1016/0378-3774(84)90049-0

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

Turbulent dispersion from an elevated line source - measurements of wind-concentration moments and budgets

A - Papers appearing in refereed journals

Raupach, M. R. and Legg, B. J. 1983. Turbulent dispersion from an elevated line source - measurements of wind-concentration moments and budgets. Journal Of Fluid Mechanics. 136 (NOV), pp. 111-137. https://doi.org/10.1017/s0022112083002086

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

Movement of plant-pathogens in the crop canopy

A - Papers appearing in refereed journals

Legg, B. J. 1983. Movement of plant-pathogens in the crop canopy. Philosophical Transactions of the Royal Society B-Biological Sciences. 302 (1111), pp. 559-574. https://doi.org/10.1098/rstb.1983.0075

Metabolism and energy supply of plants under stress

A - Papers appearing in refereed journals

Lawlor, D. W. 1983. Metabolism and energy supply of plants under stress. Journal of the Science of Food and Agriculture. 34 (9), pp. 945-946.

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

Markov-chain simulation of particle dispersion in inhomogeneous flows: the mean drift velocity induced by a gradient in Eulerian velocity variance

A - Papers appearing in refereed journals

Legg, B. J. and Raupach, M. R. 1982. Markov-chain simulation of particle dispersion in inhomogeneous flows: the mean drift velocity induced by a gradient in Eulerian velocity variance. Boundary-Layer Meteorology. 24 (1), pp. 3-13. https://doi.org/10.1007/BF00121796

Comments on 'the influence of water vapor fluctuations on turbulent fluxes by Brook

A - Papers appearing in refereed journals

Leuning, R. and Legg, B. J. 1982. Comments on 'the influence of water vapor fluctuations on turbulent fluxes by Brook. Boundary-Layer Meteorology. 23, pp. 255-258. https://doi.org/10.1007/BF00123302

Photosynthesis, respiration and evaporation of a field-grown potato crop

A - Papers appearing in refereed journals

Leach, J. E., Parkinson, K. J. and Woodhead, T. 1982. Photosynthesis, respiration and evaporation of a field-grown potato crop. Annals of Applied Biology - AAB. 101 (2), pp. 377-390. https://doi.org/10.1111/j.1744-7348.1982.tb00834.x

Electric charge and the deposition of spores of barley mildew erysiphe-graminis

A - Papers appearing in refereed journals

McCartney, H. A., Bainbridge, A., Legg, B. J. and Jones, C. D. 1982. Electric charge and the deposition of spores of barley mildew erysiphe-graminis. Atmospheric Environment. 16 (5), pp. 1133-1143. https://doi.org/10.1016/0004-6981(82)90203-7

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

Aerial environment and crop growth

B - Book chapters etc edited externally

Legg, B. J. 1981. Aerial environment and crop growth. in: Rose, D. A. (ed.) Mathematics and plant physiology

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

An improved method for measuring soil respiration in the field

A - Papers appearing in refereed journals

Parkinson, K. J. 1981. An improved method for measuring soil respiration in the field. Journal of Applied Ecology. 18 (1), pp. 221-228. https://doi.org/10.2307/2402491

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

Compartmental modeling of photo-respiration and carbon metabolism of water stressed leaves

A - Papers appearing in refereed journals

Lawlor, D. W. and Pearlman, J. G. 1981. Compartmental modeling of photo-respiration and carbon metabolism of water stressed leaves. Plant, Cell and Environment. 4 (1), pp. 37-52. https://doi.org/10.1111/j.1365-3040.1981.tb00833.x

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.

Aerodynamic properties of field bean and potato crops

A - Papers appearing in refereed journals

Legg, B. J., Long, I. F. and Zemroch, P. J. 1981. Aerodynamic properties of field bean and potato crops. Agricultural meteorology. 23 (1), pp. 21-43. https://doi.org/10.1016/0002-1571(81)90089-3

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.

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

Contribution of sedimentation to aerosol deposition to vegetation with a large leaf-area index

A - Papers appearing in refereed journals

Legg, B. J. and Price, R. I. 1980. Contribution of sedimentation to aerosol deposition to vegetation with a large leaf-area index. Atmospheric Environment. 14 (3), pp. 305-309. https://doi.org/10.1016/0004-6981(80)90064-5

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.

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 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

Spore dispersal in a barley crop - mathematical-model

A - Papers appearing in refereed journals

Legg, B. J. and Powell, F. A. 1979. Spore dispersal in a barley crop - mathematical-model. Agricultural meteorology. 20 (1), pp. 47-67. https://doi.org/10.1016/0002-1571(79)90050-5

Relationship between transpiration, root water-uptake, and leaf water potential

A - Papers appearing in refereed journals

Aston, M. J. and Lawlor, D. W. 1979. Relationship between transpiration, root water-uptake, and leaf water potential. Journal of Experimental Botany. 30 (114), pp. 169-181. https://doi.org/10.1093/jxb/30.1.169

Photosynthesis, photo-respiration, and carbon assimilation in water-stressed sunflower and maize leaves at 2 oxygen concentrations

A - Papers appearing in refereed journals

Fock, H. and Lawlor, D. W. 1979. Photosynthesis, photo-respiration, and carbon assimilation in water-stressed sunflower and maize leaves at 2 oxygen concentrations. Berichte Der Deutschen Botanischen Gesellschaft. 92 (1), pp. 145-152.

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

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.

Rothamsted irrigation 1964-76

A - Papers appearing in refereed journals

French, B. K. and Legg, B. J. 1979. Rothamsted irrigation 1964-76. The Journal of Agricultural Science. 92 (1), pp. 15-37. https://doi.org/10.1017/S0021859600060469

Photosynthesis, respiration, and carbon assimilation in water-stressed maize at two oxygen concentrations

A - Papers appearing in refereed journals

Lawlor, D. W. and Fock, H. 1978. Photosynthesis, respiration, and carbon assimilation in water-stressed maize at two oxygen concentrations. Journal of Experimental Botany. 29 (110), pp. 579-593. https://doi.org/10.1093/jxb/29.3.579

Air movement within a crop : spore dispersal and deposition

A - Papers appearing in refereed journals

Legg, B. J. and Bainbridge, A. . 1978. Air movement within a crop : spore dispersal and deposition. Plant Disease Epidemiology.

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

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.

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

Calibration of infra-red analyzers for carbon-dioxide

A - Papers appearing in refereed journals

Parkinson, K. J. and Legg, B. J. 1978. Calibration of infra-red analyzers for carbon-dioxide. Photosynthetica. 12 (1), pp. 65-67.

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

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

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.

Water stress-induced changes in photosynthesis, photorespiration, respiration and CO2 compensation concentration of wheat

A - Papers appearing in refereed journals

Lawlor, D. W. 1976. Water stress-induced changes in photosynthesis, photorespiration, respiration and CO2 compensation concentration of wheat. Photosynthetica. 10 (4), pp. 378-387.

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.

Release of barley-mildew conidia from shaken leaves

A - Papers appearing in refereed journals

Bainbridge, A. and Legg, B. J. 1976. Release of barley-mildew conidia from shaken leaves. Transactions of the British Mycological Society. 66 (JUN), pp. 495-498. https://doi.org/10.1016/s0007-1536(76)80220-3

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

Evaporation rate, leaf water potential and stomatal conductance in lolium, trifolium and lysimachia in drying soil

A - Papers appearing in refereed journals

Lawlor, D. W. and Lake, J. V. 1976. Evaporation rate, leaf water potential and stomatal conductance in lolium, trifolium and lysimachia in drying soil. Journal of Applied Ecology. 13 (2), pp. 639-646. https://doi.org/10.2307/2401809

Assimilation of carbon into photosynthetic intermediates of water-stressed wheat

A - Papers appearing in refereed journals

Lawlor, D. W. 1976. Assimilation of carbon into photosynthetic intermediates of water-stressed wheat. Photosynthetica. 10 (4), pp. 431-439.

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

Turbulent-diffusion within a wheat canopy .2. Results and interpretation

A - Papers appearing in refereed journals

Legg, B. J. and Long, I. F. 1975. Turbulent-diffusion within a wheat canopy .2. Results and interpretation. Quarterly Journal of the Royal Meteorological Society. 101 (429), pp. 611-628. https://doi.org/10.1256/smsqj.42915

Turbulent-diffusion within a wheat canopy .1. Measurement using nitrous-oxide

A - Papers appearing in refereed journals

Legg, B. J. 1975. Turbulent-diffusion within a wheat canopy .1. Measurement using nitrous-oxide. Quarterly Journal of the Royal Meteorological Society. 101 (429), pp. 597-610. https://doi.org/10.1256/smsqj.42914

Effects of varying air and soil-moisture on water relations and growth of sugar-beet

A - Papers appearing in refereed journals

Milford, G. F. J. and Lawlor, D. W. 1975. Effects of varying air and soil-moisture on water relations and growth of sugar-beet. Annals of Applied Biology - AAB. 80 (1), pp. 93-102. https://doi.org/10.1111/j.1744-7348.1975.tb01603.x

Effects of potato cyst nematodes on potato plants .3. Effects on water relations and growth of a resistant and a susceptible variety

A - Papers appearing in refereed journals

Evans, K., Parkinson, K. J. and Trudgill, D. L. 1975. Effects of potato cyst nematodes on potato plants .3. Effects on water relations and growth of a resistant and a susceptible variety. Nematologica. 21 (3), pp. 273-280. https://doi.org/10.1163/187529275x00022

Control of water and carbon-dioxide flux in water-stressed sugar-beet

A - Papers appearing in refereed journals

Lawlor, D. W. and Milford, G. F. J. 1975. Control of water and carbon-dioxide flux in water-stressed sugar-beet. Journal of Experimental Botany. 26 (94), pp. 657-665. https://doi.org/10.1093/jxb/26.5.657

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.

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.

Growth of plants in different oxygen concentrations

A - Papers appearing in refereed journals

Parkinson, K. J., Penman, H. L. and Tregunna, E. B. 1974. Growth of plants in different oxygen concentrations. Journal of Experimental Botany. 25 (84), pp. 132-+. https://doi.org/10.1093/jxb/25.1.132

Microclimate Factors Affecting Evaporation and Transpiration

B - Book chapters etc edited externally

Legg, B. J. and Long, I. F. 1973. Microclimate Factors Affecting Evaporation and Transpiration. in: Hadas, A., Swartzendruber, D., Rijtema, P. E., Fuchs, M. and Yaron, B. (ed.) Physical Aspects of Soil Water and Salts in Ecosystems Heidelberg, Berlin Springer.

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

Growth and water absorption of wheat with parts of roots at different water potentials

A - Papers appearing in refereed journals

Lawlor, D. W. 1973. Growth and water absorption of wheat with parts of roots at different water potentials. New Phytologist. 72 (2), pp. 297-305. https://doi.org/10.1111/j.1469-8137.1973.tb02036.x

Effect of sodium on growth of water-stressed sugar-beet

A - Papers appearing in refereed journals

Lawlor, D. W. and Milford, G. F. J. 1973. Effect of sodium on growth of water-stressed sugar-beet. Annals of Botany. 37 (151), pp. 597-604. https://doi.org/10.1093/oxfordjournals.aob.a084725

Weather 1972

A - Papers appearing in refereed journals

Legg, B. J. 1972. Weather 1972. Weather.

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.

Continuous-flow porometer

A - Papers appearing in refereed journals

Parkinson, K. J. and Legg, B. J. 1972. Continuous-flow porometer. Journal of Applied Ecology. 9 (3), pp. 669-675. https://doi.org/10.2307/2401896

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.

A new method for calibrating infrared gas analysers

A - Papers appearing in refereed journals

Parkinson, K. J. and Legg, B. J. 1971. A new method for calibrating infrared gas analysers. Journal of Physics E: Scientific Instruments. 4 (8). https://doi.org/10.1088/0022-3735/4/8/012

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.

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

A possible source of error in estimation of stomatal resistance

A - Papers appearing in refereed journals

Parkinson, K. J. and Penman, H. L. 1970. A possible source of error in estimation of stomatal resistance. Journal of Experimental Botany. 21 (2), pp. 405-409. https://doi.org/10.1093/jxb/21.2.405

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.

Calibration of infra-red gas analysers for use with carbon dioxide

A - Papers appearing in refereed journals

Parkinson, K. J. and Legg, B. J. 1968. Calibration of infra-red gas analysers for use with carbon dioxide. Journal of Physics E: Scientific Instruments. 1 (10), pp. 1003-1006. https://doi.org/10.1088/0022-3735/1/10/307

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.