The nitrogen cycle in UK arable agriculture.

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

Related outputs

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. pp. 1-14. https://doi.org/10.1111/sum.12872

Response of three cereal crops in continuous arable or ley-arable rotations to fertilizer 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. 2022. Response of three cereal crops in continuous arable or ley-arable rotations to fertilizer 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.

RothC - A model for the turnover of carbon in soil Model description and users guide (Windows version) (updated June 2014)

A - Papers appearing in refereed journals

Coleman, K. and Jenkinson, D. S. 2014. RothC - A model for the turnover of carbon in soil Model description and users guide (Windows version) (updated June 2014). pp. 1-44.

Critical soil phosphate for combinable crops in Southern Britain

C1 - Edited contributions to conferences/learned societies

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

Changing concepts for the efficient use of phosphorus in agriculture

C1 - Edited contributions to conferences/learned societies

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

The efficient use of phosphorus in agriculture

G - Articles in popular magazines and other technical publications

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

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

D1 - Technical reports: non-confidential

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

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

D1 - Technical reports: non-confidential

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

Phosphorus: its efficient use in agriculture

B - Book chapters etc edited externally

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

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

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.

Climate change - a brief introduction for scientists and engineers or anyone else who has to do something about it

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

Jenkinson, D. S. 2010. Climate change - a brief introduction for scientists and engineers or anyone else who has to do something about it. Rothamsted Research.

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.

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

A - Papers appearing in refereed journals

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

Resource or waste: the reality of nutrient recycling to land

A - Papers appearing in refereed journals

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

Soil and fertilizer phosphorus in relation to crop nutrition

B - Book chapters etc edited externally

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

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

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

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

The turnover of organic carbon in subsoils. Part 2. Modelling carbon turnover

A - Papers appearing in refereed journals

Jenkinson, D. S. and Coleman, K. 2008. The turnover of organic carbon in subsoils. Part 2. Modelling carbon turnover. European Journal of Soil Science. 59 (2), pp. 400-413. https://doi.org/10.1111/j.1365-2389.2008.01026.x

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

A - Papers appearing in refereed journals

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

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.

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.

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

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.

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.

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

Global climate change and soil carbon stocks; predictions from two contrasting models for the turnover of organic carbon in soil

A - Papers appearing in refereed journals

Jones, C., Mcconnell, C., Coleman, K., Cox, P., Falloon, P., Jenkinson, D. S. and Powlson, D. S. 2005. Global climate change and soil carbon stocks; predictions from two contrasting models for the turnover of organic carbon in soil. Global Change Biology. 11 (1), pp. 154-166. https://doi.org/10.1111/j.1365-2486.2004.00885.x

Lawes, John Bennet and Gilbert, Joseph Henry

G - Articles in popular magazines and other technical publications

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

Micronutrients in soil and agrosystems: occurrence and availability.

A - Papers appearing in refereed journals

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

Phosphorus and crop nutrition: principles and practice

B - Book chapters etc edited externally

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

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.

Distribution of microbial biomass down soil profiles under regenerating woodland

A - Papers appearing in refereed journals

Castellazzi, M. S., Brookes, P. C. and Jenkinson, D. S. 2004. Distribution of microbial biomass down soil profiles under regenerating woodland. Soil Biology and Biochemistry. 36 (9), pp. 1485-1489. https://doi.org/10.1016/j.soilbio.2004.04.020

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

Measuring soil microbial biomass

A - Papers appearing in refereed journals

Jenkinson, D. S., Brookes, P. C. and Powlson, D. S. 2004. Measuring soil microbial biomass. Soil Biology and Biochemistry. 36 (1), pp. 5-7. https://doi.org/10.1016/j.soilbio.2003.10.002

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

D1 - Technical reports: non-confidential

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

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.

Modeling soil carbon from forest and pasture ecosystems of Amazon, Brazil

A - Papers appearing in refereed journals

Cerri, C. E. P., Coleman, K., Jenkinson, D. S., Bernoux, M., Victoria, R. L. and Cerri, C. C. 2003. Modeling soil carbon from forest and pasture ecosystems of Amazon, Brazil. Soil Science Society of America Journal. 67, pp. 1879-1887. https://doi.org/10.2136/sssaj2003.1879

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

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

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Effectiveness of different precipitated phosphates as phosphorus sources for plants

A - Papers appearing in refereed journals

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

Soil analysis: it's interpretation and nutrient management practices

G - Articles in popular magazines and other technical publications

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

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

A - Papers appearing in refereed journals

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

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.

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Measurement of ATP in soil: correcting for incomplete recovery

A - Papers appearing in refereed journals

Contin, M., Jenkinson, D. S. and Brookes, P. C. 2002. Measurement of ATP in soil: correcting for incomplete recovery. Soil Biology and Biochemistry. 34, pp. 1381-1383. https://doi.org/10.1016/S0038-0717(02)00063-9

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.

Global warming

G - Articles in popular magazines and other technical publications

Jenkinson, D. S. 2001. Global warming. ISI Essential Science Indicators Special Topics. July 2001, pp. http://www.esi-topics.com/gwarm/interviews/DavidJenkinson.html.

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.

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

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

A - Papers appearing in refereed journals

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

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

Principles of crop nutrition for sustainable food production

A - Papers appearing in refereed journals

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

The impact of humans on the nitrogen cycle, with focus on temperate arable agriculture

A - Papers appearing in refereed journals

Jenkinson, D. S. 2001. The impact of humans on the nitrogen cycle, with focus on temperate arable agriculture. Plant and Soil. 228 (1), pp. 3-15. https://doi.org/10.1023/A:1004870606003

Modeling soil carbon dynamics in tropical ecosystems

B - Book chapters etc edited externally

Smith, P, Falloon, P, Coleman, K., Smith, J, Piccolo, MC, Cerri, C, Bernoux, M, Jenkinson, D. S., Ingram, J, Szabo, J and Pasztor, L 2000. Modeling soil carbon dynamics in tropical ecosystems. in: Lal, R., Kimble, J. M. and Stewart, B. A. (ed.) Global climate change and tropical ecosystems Boca Raton Ohio State Univ; USDA, NRCS; EMBRAPA, CPATU. pp. 341-364

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.

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

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

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

Organic matter turnover in a calcareous clay soil from Syria under a two-course cereal rotation

A - Papers appearing in refereed journals

Jenkinson, D. S., Harris, H. C., Ryan, J., Mcneill, A. M., Pilbeam, C. J. and Coleman, K. 1999. Organic matter turnover in a calcareous clay soil from Syria under a two-course cereal rotation. Soil Biology and Biochemistry. 31 (5), pp. 687-693. https://doi.org/10.1016/S0038-0717(98)00157-6

RothC-26.3: a model for the turnover of carbon in soil. Model description and Windows Users' guide: November 1999 issue

D1 - Technical reports: non-confidential

Coleman, K. and Jenkinson, D. S. 1999. RothC-26.3: a model for the turnover of carbon in soil. Model description and Windows Users' guide: November 1999 issue. Lawes Agricultural Trust, (LAT) Harpenden.

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.

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.

Nitrogen deposition and carbon sequestration

A - Papers appearing in refereed journals

Jenkinson, D. S., Goulding, K. W. T. and Powlson, D. S. 1999. Nitrogen deposition and carbon sequestration. Nature. 400 (6745), p. 629. https://doi.org/10.1038/23174

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

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

Estimating net primary production from measurements made on soil organic matter

A - Papers appearing in refereed journals

Jenkinson, D. S., Meredith, J., Kinyamario, J. I., Warren, G. P., Wong, M. T. F., Harkness, D. D., Bol, R. and Coleman, K. 1999. Estimating net primary production from measurements made on soil organic matter. Ecology. 80 (8), pp. 2762-2773. https://doi.org/10.1890/0012-9658(1999)080[2762:ENPPFM]2.0.CO;2

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

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).

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

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

A comparison of the performance of nine soil organic matter models using datasets from seven long-term experiments

A - Papers appearing in refereed journals

Smith, P., Smith, J. U., Powlson, D. S., Mcgill, W. B., Arah, J. R. M., Chertov, O. G., Coleman, K., Franko, U., Frolking, S., Jenkinson, D. S., Jensen, L. S., Kelly, R. H., Klein-Gunnewiek, H., Komarov, A. S., Li, C., Molina, J. A. E., Mueller, T., Parton, W. J., Thornley, J. H. M. and Whitmore, A. P. 1997. A comparison of the performance of nine soil organic matter models using datasets from seven long-term experiments. Geoderma. 81 (1-2), pp. 153-225. https://doi.org/10.1016/S0016-7061(97)00087-6

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Fertilisers and agriculture: fifty years of developments and challenges

C1 - Edited contributions to conferences/learned societies

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

Peat - a valuable resource

C1 - Edited contributions to conferences/learned societies

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

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

B - Book chapters etc edited externally

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

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

A - Papers appearing in refereed journals

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

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).

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.

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

Evidence for the use of a control in the fumigation-incubation method for measuring microbial biomass carbon in soil

A - Papers appearing in refereed journals

Wu, J., Brookes, P. C. and Jenkinson, D. S. 1996. Evidence for the use of a control in the fumigation-incubation method for measuring microbial biomass carbon in soil. Soil Biology and Biochemistry. 28 (4/5), pp. 511-518. https://doi.org/10.1016/0038-0717(95)00193-X

Adenosine 5'-triphosphate measurements in soils containing recently added glucose

A - Papers appearing in refereed journals

De Nobili, M., Diaz-Ravina, M., Brookes, P. C. and Jenkinson, D. S. 1996. Adenosine 5'-triphosphate measurements in soils containing recently added glucose. Soil Biology and Biochemistry. 28, pp. 1099-1104. https://doi.org/10.1016/0038-0717(96)00074-0

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

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

RothC-26.3 - a model for the turnover of carbon in soil

C1 - Edited contributions to conferences/learned societies

Coleman, K. and Jenkinson, D. S. 1996. RothC-26.3 - a model for the turnover of carbon in soil. Powlson, D. S., Smith, J. U. and Smith, P. (ed.) Evaluation of soil organic matter models using existing long-term datasets (NATO ASI Series I, Vol. 38) . Springer, Berlin. pp. 237-246

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.

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

A model for the turnover of carbon in soil: model description and user's guide

D1 - Technical reports: non-confidential

Coleman, K. and Jenkinson, D. S. 1995. A model for the turnover of carbon in soil: model description and user's guide. Lawes Agricultural Trust, (LAT) Harpenden.

Calculating the input of organic matter to soil in three wooded sites

B - Book chapters etc edited externally

Coleman, K., Bradbury, N. J. and Jenkinson, D. S. 1995. Calculating the input of organic matter to soil in three wooded sites. in: Welte, E., Huetti, R. F. and Szabolcs, I. (ed.) Agroforestry and land use change in industrialized nations International Scientific Centre of Fertilisers, Budapest. pp. 491-499

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.

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

C1 - Edited contributions to conferences/learned societies

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

Factors affecting critical soil P values

C1 - Edited contributions to conferences/learned societies

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

Defining critical levels of available soil P for agricultural soils

C1 - Edited contributions to conferences/learned societies

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

The downward movement and retention of P in agricultural soils

C1 - Edited contributions to conferences/learned societies

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

The exchange of trace gases between land and atmosphere

A - Papers appearing in refereed journals

Fowler, D., Jenkinson, D. S. and Monteith, J. L. 1995. The exchange of trace gases between land and atmosphere. Philosophical Transactions of the Royal Society A-Mathematical Physical and Engineering Sciences. 351 (1696), pp. 205-416.

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

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).

The influence of fertilizer nitrogen and season on the carbon-13 abundance of wheat straw

A - Papers appearing in refereed journals

Jenkinson, D. S., Coleman, K. and Harkness, D. D. 1995. The influence of fertilizer nitrogen and season on the carbon-13 abundance of wheat straw. Plant and Soil. 171 (2), pp. 365-367. https://doi.org/10.1007/BF00010293

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

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

Continuity in agricultural research - benefits for today and lessons for the future

A - Papers appearing in refereed journals

Jenkinson, D. S. 1994. Continuity in agricultural research - benefits for today and lessons for the future. Journal of the Royal Agricultural Society of England. 155, pp. 130-139.

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

Demonstration of the Rothamsted carbon model

B - Book chapters etc edited externally

Coleman, K. and Jenkinson, D. S. 1994. Demonstration of the Rothamsted carbon model. in: Loveland, P. J. and Rounsevell, M. D. A. (ed.) Soil responses to climate change (NATO ASI Series I, Vol 23) Springer, Berlin. pp. 197-198

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

How the Rothamsted Classical Experiments have been used to develop and test models for the turnover of carbon and nitrogen in soil

B - Book chapters etc edited externally

Jenkinson, D. S., Bradbury, N. J. and Coleman, K. 1994. How the Rothamsted Classical Experiments have been used to develop and test models for the turnover of carbon and nitrogen in soil. in: Johnston, A. E. and Leigh, R. A. (ed.) Long-term experiments in agricultural and ecological sciences CABI International, Wallingford, Oxon (CABI). pp. 117-138

Calculating the annual input of organic matter to soil from radiocarbon measurements

A - Papers appearing in refereed journals

Jenkinson, D. S. and Coleman, K. 1994. Calculating the annual input of organic matter to soil from radiocarbon measurements. European Journal of Soil Science. 45 (2), pp. 167-174. https://doi.org/10.1111/j.1365-2389.1994.tb00498.x

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

B - Book chapters etc edited externally

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

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

B - Book chapters etc edited externally

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

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

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

Modelling the fate of nitrogen in crop and soil in the years following application of 15N-labelled fertilizer to winter wheat

A - Papers appearing in refereed journals

Bradbury, N. J., Whitmore, A. P., Hart, P. B. S. and Jenkinson, D. S. 1993. Modelling the fate of nitrogen in crop and soil in the years following application of 15N-labelled fertilizer to winter wheat. The Journal of Agricultural Science. 121, pp. 363-379.

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

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

Formation and destruction of microbial biomass during the decomposition of glucose and ryegrass in soil

A - Papers appearing in refereed journals

Wu, J., Brookes, P. C. and Jenkinson, D. S. 1993. Formation and destruction of microbial biomass during the decomposition of glucose and ryegrass in soil. Soil Biology and Biochemistry. 25, pp. 1435-1441. https://doi.org/10.1016/0038-0717(93)90058-J

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

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

C1 - Edited contributions to conferences/learned societies

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

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

C2 - Non-edited contributions to conferences

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

Long-term monitoring of pollutants in soils

C2 - Non-edited contributions to conferences

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

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

C1 - Edited contributions to conferences/learned societies

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

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

C1 - Edited contributions to conferences/learned societies

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

The Rothamsted "Classical" Experiments

C2 - Non-edited contributions to conferences

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

How the Rothamsted Classical Experiments have been used to develop and test models for the turnover of carbon and nitrogen in soil

C2 - Non-edited contributions to conferences

Jenkinson, D. S., Bradbury, N. J. and Coleman, K. 1993. How the Rothamsted Classical Experiments have been used to develop and test models for the turnover of carbon and nitrogen in soil. Insight from Foresight. Abstracts Rothamsted 150th Anniversary Conference, Harpenden, July 1993 .

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.

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

The enhancer lies in the soil

G - Articles in popular magazines and other technical publications

Brookes, P. C. and Jenkinson, D. S. 1992. The enhancer lies in the soil. Guardian. 3 April 1992.

Calculating net primary production and annual input of organic matter to soil from the amount of radiocarbon content of soil organic matter

A - Papers appearing in refereed journals

Jenkinson, D. S., Harkness, D. D., Vance, E. D., Adams, D. E. and Harrison, A. F. 1992. Calculating net primary production and annual input of organic matter to soil from the amount of radiocarbon content of soil organic matter. Soil Biology and Biochemistry. 24, pp. 295-308.

The effects of air-drying and rewetting cycles on the turnover of the soil microbial biomass

C2 - Non-edited contributions to conferences

Wu, J., Pommerening, B. and Jenkinson, D. S. 1992. The effects of air-drying and rewetting cycles on the turnover of the soil microbial biomass. Abstracts Sixth International Symposium on Microbial Ecology, Barcelona, Septmeber 1992. pp. 166

Microbial biomass C and P dynamics during decomposition of glucose and plant material in soil

C2 - Non-edited contributions to conferences

Wu, J., Kouno, K., Brookes, P. C. and Jenkinson, D. S. 1992. Microbial biomass C and P dynamics during decomposition of glucose and plant material in soil. Abstracts Sixth International Symposium on Microbial Ecology, Barcelona, September 1992. pp. 165

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

D1 - Technical reports: non-confidential

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

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

A - Papers appearing in refereed journals

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

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

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

Soil microbial biomass C, N and ninhydrin-N in aerobic and anaerobic soils measured by the fumigation-extraction method

A - Papers appearing in refereed journals

Inubushi, K., Brookes, P. C. and Jenkinson, D. S. 1991. Soil microbial biomass C, N and ninhydrin-N in aerobic and anaerobic soils measured by the fumigation-extraction method. Soil Biology and Biochemistry. 23, pp. 737-741.

A model for calculating the nitrogen requirement of cereals

C2 - Non-edited contributions to conferences

Bradbury, N. J., Whitmore, A. P. and Jenkinson, D. S. 1991. A model for calculating the nitrogen requirement of cereals. Proceedings, 1st Congress of the European Society of Agronomy, Paris, 5-7 December, 1990. pp. Session 2 O 03

Model estimates of CO2 emissions from soil in response to global warming

A - Papers appearing in refereed journals

Jenkinson, D. S., Adams, D. E. and Wild, A. 1991. Model estimates of CO2 emissions from soil in response to global warming. Nature. 351 (6324), pp. 304-306. https://doi.org/10.1038/351304a0

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

The Rothamsted Long-term Experiments: are they still of use?

A - Papers appearing in refereed journals

Jenkinson, D. S. 1991. The Rothamsted Long-term Experiments: are they still of use? Agronomy Journal. 83, pp. 2-10. https://doi.org/10.2134/agronj1991.00021962008300010008x

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

The turnover of organic matter in soil

A - Papers appearing in refereed journals

Jenkinson, D., Andrew , S., Lynch, J., Goss, M. J. and Tinker, P. B. 1990. The turnover of organic matter in soil. Philosophical Transactions of the Royal Society B-Biological Sciences. 329 (1255), pp. 361-368.

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

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

A - Papers appearing in refereed journals

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

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

C1 - Edited contributions to conferences/learned societies

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

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

The turnover of organic carbon and nitrogen in the soil

A - Papers appearing in refereed journals

Jenkinson, D. S. 1990. The turnover of organic carbon and nitrogen in the soil. Philosophical Transactions of the Royal Society B-Biological Sciences. 329 (1255), pp. 361-368. https://doi.org/10.1098/rstb.1990.0177

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.

Survival of the soil microbial biomass at elevated temperatures.

A - Papers appearing in refereed journals

Joergensen, R. G., Brookes, P. C. and Jenkinson, D. S. 1990. Survival of the soil microbial biomass at elevated temperatures. Soil Biology and Biochemistry. 22 (8), pp. 1129-1136.. https://doi.org/10.1016/0038-0717(90)90039-3

Leaks in the nitrogen cycle.

C1 - Edited contributions to conferences/learned societies

Jenkinson, D. S. 1990. Leaks in the nitrogen cycle. Merckx, R., Vlassak, K. and Vereecken, H. (ed.) Fertilization and the environment. Leuven University Press, Leuven.. pp. 35-49.

Some relationships between microbial ATP and soil microbial biomass, measured by the fumigation-extraction procedure and soil organic matter.

C1 - Edited contributions to conferences/learned societies

Joergensen, R. G., Brookes, P. C. and Jenkinson, D. S. 1990. Some relationships between microbial ATP and soil microbial biomass, measured by the fumigation-extraction procedure and soil organic matter. Verlag Chemie.

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 .

Seasonal changes of soil microbial biomass in an arable and a grassland soil which have been under uniform management for many years.

A - Papers appearing in refereed journals

Patra, D. D., Brookes, P. C., Coleman, K. and Jenkinson, D. S. 1990. Seasonal changes of soil microbial biomass in an arable and a grassland soil which have been under uniform management for many years. Soil Biology and Biochemistry. 22 (6), pp. 739-742. https://doi.org/10.1016/0038-0717(90)90151-O

The ATP content and adenylate charge of the soil microbial biomass and the effects of temperature on microbial survival and the mineralization of soil organic matter.

C2 - Non-edited contributions to conferences

Brookes, P. C., Jorgensen, R. G. and Jenkinson, D. S. 1990. The ATP content and adenylate charge of the soil microbial biomass and the effects of temperature on microbial survival and the mineralization of soil organic matter.  Transactions of the 14th Congress of the International Society of Soil Science , pp III.239. ISSS, Kyoto..

An introduction to the global nitrogen cycle.

A - Papers appearing in refereed journals

Jenkinson, D. S. 1990. An introduction to the global nitrogen cycle. Soil Use and Management. 6 (2), pp. 56-61. https://doi.org/10.1111/j.1475-2743.1990.tb00800.x

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

Decomposition of carbon-14 labeled ryegrass and maize under tropical conditions.

A - Papers appearing in refereed journals

Ayanaba, A. and Jenkinson, D. S. 1990. Decomposition of carbon-14 labeled ryegrass and maize under tropical conditions. Soil Science Society of America Journal. 54 (1), pp. 112-115. https://doi.org/10.2136/sssaj1990.03615995005400010017x

Quantifying inputs of non-fertiliser nitrogen into an agro-ecosystem.

B - Book chapters etc edited externally

Powlson, D. S. and Jenkinson, D. S. 1990. Quantifying inputs of non-fertiliser nitrogen into an agro-ecosystem. in: Harrison, A. F., Ineson, P. and Heal, O. W. (ed.) Nutrient cycling in terrestial ecosystems. Field methods, application and interpretation. A.F. Harrison, P. Ineson & O.W. Heal, eds Elsevier, London. pp. 56-68

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 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

ATP and adenylate energy charge levels in the soil microbial biomass.

C1 - Edited contributions to conferences/learned societies

Brookes, P. C. and Jenkinson, D. S. 1989. ATP and adenylate energy charge levels in the soil microbial biomass. ATP luminescence. Rapid methods in microbiology. The Society for Applied Bacteriology, Technical Series 26. P.E. Stanley, B.J. McCarthy & R. Smither, eds. pp. 119-127

The long-term effects of nitrogen fertilizers.

A - Papers appearing in refereed journals

Jenkinson, D. S. 1989. The long-term effects of nitrogen fertilizers. Nouvelles de la Science et des Technologies. 7, pp. 211-214.

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

A comparison of the fumigation-extraction, fumigation-incubation and ATP methods for measuring microbial biomass in waterlogged soils.

C2 - Non-edited contributions to conferences

Inubushi, K., Brookes, P. C. and Jenkinson, D. S. 1989. A comparison of the fumigation-extraction, fumigation-incubation and ATP methods for measuring microbial biomass in waterlogged soils. Fifth International Symposium on Microbial Ecology (ISME 5), Kyoto, 1989. Abstracts O-8-3..

Measuring the dynamics of the turnover of biomass carbon in soil.

C2 - Non-edited contributions to conferences

Wu, J., Brookes, P. C. and Jenkinson, D. S. 1989. Measuring the dynamics of the turnover of biomass carbon in soil. Fifth International Symposium on Microbial Ecology (ISME 5), Kyoto, 1989. Abstracts P-9-1..

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

The nitrogen cycle in the Broadbalk wheat experiment : a model for the turnover of nitrogen through the soil microbial biomass

A - Papers appearing in refereed journals

Jenkinson, D. S. and Parry, L. C. 1989. The nitrogen cycle in the Broadbalk wheat experiment : a model for the turnover of nitrogen through the soil microbial biomass. Soil Biology and Biochemistry. 21 (4), pp. 535-541. https://doi.org/10.1016/0038-0717(89)90127-2

Influence of paraquat on the extraction of adenosine triphosphate from soil by trichloracetic acid.

A - Papers appearing in refereed journals

Inubushi, K., Brookes, P. C. and Jenkinson, D. S. 1989. Influence of paraquat on the extraction of adenosine triphosphate from soil by trichloracetic acid. Soil Biology and Biochemistry. 21 (5), pp. 741-742. https://doi.org/10.1016/0038-0717(89)90073-4

Adenosine 5'-triphosphate and adenylate energy charge in waterlogged soil.

A - Papers appearing in refereed journals

Inubushi, K., Brookes, P. C. and Jenkinson, D. S. 1989. Adenosine 5'-triphosphate and adenylate energy charge in waterlogged soil. Soil Biology and Biochemistry. 21 (5), pp. 733-739. https://doi.org/10.1016/0038-0717(89)90072-2

Uptake of foliar-applied urea by winter-wheat (Triticum aestivum) the influence of application time and the use of a new 15N technique.

A - Papers appearing in refereed journals

Powlson, D. S., Poulton, P. R., Moller, N. E., Hewitt, M. V., Penny, A. and Jenkinson, D. S. 1989. Uptake of foliar-applied urea by winter-wheat (Triticum aestivum) the influence of application time and the use of a new 15N technique. Journal of the Science of Food and Agriculture. 48 (4), pp. 429-440. https://doi.org/10.1002/jsfa.2740480405

The nitrogen cycle in Broadbalk wheat experiment: 15N-labelled fertilizer residues in the soil and in the soil microbial biomass.

A - Papers appearing in refereed journals

Shen, S. M., Hart, P. B. S., Powlson, D. S. and Jenkinson, D. S. 1989. The nitrogen cycle in Broadbalk wheat experiment: 15N-labelled fertilizer residues in the soil and in the soil microbial biomass. Soil Biology and Biochemistry. 21 (4), pp. 529-533. https://doi.org/10.1016/0038-0717(89)90126-0

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

Unused fertiliser nitrogen in arable soils - its contribution to nitrate leaching.

A - Papers appearing in refereed journals

Mcdonald, A. J., Powlson, D. S., Poulton, P. R. and Jenkinson, D. S. 1989. Unused fertiliser nitrogen in arable soils - its contribution to nitrate leaching. Journal of the Science of Food and Agriculture. 46 (4), pp. 407-419. https://doi.org/10.1002/jsfa.2740460404

Polynuclear aromatic hydrocarbons in an agricultural soil: long term changes in profile distribution.

A - Papers appearing in refereed journals

Jones, K. C., Stratford, J. A., Tidridge, P., Waterhouse, K. S. and Johnston, A. E. 1989. Polynuclear aromatic hydrocarbons in an agricultural soil: long term changes in profile distribution. Environmental Pollution. 56 (4), pp. 337-351. https://doi.org/10.1016/0269-7491(89)90079-1

Phosphorus cycling in intensive arable agriculture.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1989. Phosphorus cycling in intensive arable agriculture. Phosphorus cycles in terrestial and aquatic ecosystems. Proceedings of a Workshop arranged by SCOPE, Czerniejewo, Poland, 1988, . H. Tiesse ed. University of Saskatchewan, Saskatoon.. pp. 123-136

Changes in the polynuclear aromatic hydrocarbon content of wheat grain and pasture grassland over the last century from one site in the UK.

A - Papers appearing in refereed journals

Jones, K. C., Grimmer, G., Jacob, J. and Johnston, A. E. 1989. Changes in the polynuclear aromatic hydrocarbon content of wheat grain and pasture grassland over the last century from one site in the UK. Science of the Total Environment. 78 (1), pp. 117-130. https://doi.org/10.1016/0048-9697(89)90026-0

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.

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.

The long-term effects of nitrogen fertilisers.

G - Articles in popular magazines and other technical publications

Jenkinson, D. S. 1988. The long-term effects of nitrogen fertilisers. The Farmers Club Journal. 96, pp. 24-30.

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

Farming and nitrates.

G - Articles in popular magazines and other technical publications

Jenkinson, D. S. 1988. Farming and nitrates. Farmers Club Journal. 92, pp. 19-20, 25-26.

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

Nitrogen.

G - Articles in popular magazines and other technical publications

Addiscott, T. M., Jenkinson, D. S. and Powlson, D. S. 1988. Nitrogen. New Scientist. 116, p. (1594), 75.

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

Modelling the turnover of organic matter in the soil. Agriculture Group Symposium: soil organic matter.

A - Papers appearing in refereed journals

Jenkinson, D. S., Parry, L. C., Vance, E. D., Wu, J. and Harkness, D. D. 1988. Modelling the turnover of organic matter in the soil. Agriculture Group Symposium: soil organic matter. Journal of the Science of Food and Agriculture. 45 (2), pp. 132-133. https://doi.org/10.1002/jsfa.2740450205

Determination of microbial biomass carbon and nitrogen in soil.

C1 - Edited contributions to conferences/learned societies

Jenkinson, D. S. 1988. Determination of microbial biomass carbon and nitrogen in soil. Advances in nitrogen cycling in agricultural systems . Ed. J.R. Wilson. Wallingford : CABI. pp. 368-386

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.

Soil organic matter and its dynamics.

B - Book chapters etc edited externally

Jenkinson, D. S. 1988. Soil organic matter and its dynamics. in: Russell's Soil conditions and plant growth 11th ed. Ed. A. Wild. Harlow : Longman pp. 564-607

Nitrogen efficiency in agricultural soils

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

Jenkinson, D. S. and Smith, K. A. 1988. Nitrogen efficiency in agricultural soils. London Elsevier.

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.

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.

Modelling the turnover of organic matter in long-term experiments at Rothamsted.

A - Papers appearing in refereed journals

Jenkinson, D. S., Hart, P. B. S., Rayner, J. H. and Parry, L. C. 1987. Modelling the turnover of organic matter in long-term experiments at Rothamsted. INTECOL Bulletin. 15, pp. 1-8.

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

Soil respiration and the measurement of microbial biomass C by the fumigation technique in fresh and in air-dried soil.

A - Papers appearing in refereed journals

Shen, S-M., Brookes, P. C. and Jenkinson, D. S. 1987. Soil respiration and the measurement of microbial biomass C by the fumigation technique in fresh and in air-dried soil. Soil Biology and Biochemistry. 19 (2), pp. 153-158. https://doi.org/10.1016/0038-0717(87)90075-7

Adenylate energy charge measurements in soil.

A - Papers appearing in refereed journals

Brookes, P. C., Newcombe, A. D. and Jenkinson, D. S. 1987. Adenylate energy charge measurements in soil. Soil Biology and Biochemistry. 19 (2), pp. 211-217. https://doi.org/10.1016/0038-0717(87)90084-8

Efficiency of use of spring-applied nitrogen in arable agriculture.

G - Articles in popular magazines and other technical publications

Jenkinson, D. S. and Powlson, D. S. 1987. Efficiency of use of spring-applied nitrogen in arable agriculture.

Effects of waterlogging on microbial biomass in soil. Part I. Changes in ATP contents and AEC.

G - Articles in popular magazines and other technical publications

Inubushi, K., Brookes, P. C. and Jenkinson, D. S. 1987. Effects of waterlogging on microbial biomass in soil. Part I. Changes in ATP contents and AEC.

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.

Non-fertilizer inputs of nitrogen to arable and grassland systems.

G - Articles in popular magazines and other technical publications

Powlson, D. S. and Jenkinson, D. S. 1987. Non-fertilizer inputs of nitrogen to arable and grassland systems.

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.

Microbial biomass measurements in forest soils : determination of kc values and tests of hypotheses to explain the failure of the chloroform fumigation-incubation method in acid soils.

A - Papers appearing in refereed journals

Vance, E. D., Brookes, P. C. and Jenkinson, D. S. 1987. Microbial biomass measurements in forest soils : determination of kc values and tests of hypotheses to explain the failure of the chloroform fumigation-incubation method in acid soils. Soil Biology and Biochemistry. 19 (6), pp. 689-696. https://doi.org/10.1016/0038-0717(87)90050-2

An extraction method for measuring soil microbial biomass C

A - Papers appearing in refereed journals

Vance, E. D., Brookes, P. C. and Jenkinson, D. S. 1987. An extraction method for measuring soil microbial biomass C. Soil Biology and Biochemistry. 19 (6), pp. 703-707. https://doi.org/10.1016/0038-0717(87)90052-6

Microbial biomass measurements in forest soils : the use of the chloroform-incubation method in strongly acid soils.

A - Papers appearing in refereed journals

Vance, E. D., Brookes, P. C. and Jenkinson, D. S. 1987. Microbial biomass measurements in forest soils : the use of the chloroform-incubation method in strongly acid soils. Soil Biology and Biochemistry. 19 (6), pp. 697-702. https://doi.org/10.1016/0038-0717(87)90051-4

This week's citation classic.

G - Articles in popular magazines and other technical publications

Jenkinson, D. S. and Powlson, D. S. 1987. This week's citation classic. Current Contents. No.23, p. 18.

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.

Recovery of 15N-labelled fertilizer applied in autumn to winter wheat at four sites in eastern England.

A - Papers appearing in refereed journals

Powlson, D. S., Hart, P. B. S., Pruden, G. and Jenkinson, D. S. 1986. Recovery of 15N-labelled fertilizer applied in autumn to winter wheat at four sites in eastern England. The Journal of Agricultural Science. 107, pp. 611-620. https://doi.org/10.1017/S002185960006977X

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

Adenylate energy charge measurements in soil.

G - Articles in popular magazines and other technical publications

Brookes, P. C. and Jenkinson, D. S. 1986. Adenylate energy charge measurements in soil.

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.

AFRC Research on straw disposal.

G - Articles in popular magazines and other technical publications

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

Influence of pool substitution on the interpretation of fertilizer experiments with 15N.

A - Papers appearing in refereed journals

Hart, P. B. S., Rayner, J. H. and Jenkinson, D. S. 1986. Influence of pool substitution on the interpretation of fertilizer experiments with 15N. Journal of Soil Science. 37 (3), pp. 389-403. https://doi.org/10.1111/j.1365-2389.1986.tb00372.x

Accumulation and subcellular distribution of cations in relation to the growth of potassium-deficient barley

A - Papers appearing in refereed journals

Leigh, R. A., Chater, M., Storey, R. and Johnston, A. E. 1986. Accumulation and subcellular distribution of cations in relation to the growth of potassium-deficient barley. Plant, Cell and Environment. 9 (7), pp. 595-604. https://doi.org/10.1111/1365-3040.ep11616346

An investigation of the usefulness of phosphorus concentrations in tissue water as indicators of the phosphorus status of field-grown spring barley.

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1986. An investigation of the usefulness of phosphorus concentrations in tissue water as indicators of the phosphorus status of field-grown spring barley. The Journal of Agricultural Science. 107 (2), pp. 329-333. https://doi.org/10.1017/S0021859600087128

Microbial phosphorus in soils.

A - Papers appearing in refereed journals

Brookes, P. C., Powlson, D. S. and Jenkinson, D. S. 1986. Microbial phosphorus in soils. Journal of the Science of Food and Agriculture. 37 (1), pp. 18-19.

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

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.

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

Nitrogen in UK arable agriculture.

A - Papers appearing in refereed journals

Jenkinson, D. S. 1986. Nitrogen in UK arable agriculture. Journal of the Royal Agricultural Society of England. 147, pp. 178-189.

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

Reduction of nitrate prior to Kjeldahl digestion

A - Papers appearing in refereed journals

Pruden, G., Kalembasa, S. J. and Jenkinson, D. S. 1985. Reduction of nitrate prior to Kjeldahl digestion. Journal of the Science of Food and Agriculture. 36 (2), pp. 71-73. https://doi.org/10.1002/jsfa.2740360203

Nitrification in acid tea soils and a neutral grassland soil: Effects of nitrification inhibitors and inorganic salts

A - Papers appearing in refereed journals

Wickramasinghe, K. N., Rodgers, G. A. and Jenkinson, D. S. 1985. Nitrification in acid tea soils and a neutral grassland soil: Effects of nitrification inhibitors and inorganic salts. Soil Biology and Biochemistry. 17 (2), pp. 249-252. https://doi.org/10.1016/0038-0717(85)90123-3

New techniques for analysis of N-15 in crops and soils

A - Papers appearing in refereed journals

Pruden, G., Powlson, D. S., Kalembasa, S. J. and Jenkinson, D. S. 1985. New techniques for analysis of N-15 in crops and soils. Journal of the Science of Food and Agriculture. 36 (4), pp. 277-278.

The measurement of N-15 in soil and plant-material

A - Papers appearing in refereed journals

Pruden, G., Powlson, D. S. and Jenkinson, D. S. 1985. The measurement of N-15 in soil and plant-material. Fertilizer Research. 6 (3), pp. 205-218. https://doi.org/10.1007/bf01048795

Interactions between fertilizer nitrogen and soil nitrogen — the so-called ‘priming’ effect

A - Papers appearing in refereed journals

Jenkinson, D. S., Fox, R. H. and Rayner, J. H. 1985. Interactions between fertilizer nitrogen and soil nitrogen — the so-called ‘priming’ effect. Journal of Soil Science. 36 (3), pp. 425-444. https://doi.org/10.1111/j.1365-2389.1985.tb00348.x

Transformations of nitrogen fertilizers in soil

A - Papers appearing in refereed journals

Wickramasinghe, K. N., Rodgers, G. A. and Jenkinson, D. S. 1985. Transformations of nitrogen fertilizers in soil. Soil Biology and Biochemistry. 17 (5), pp. 625-630. https://doi.org/10.1016/0038-0717(85)90038-0

Chloroform fumigation and the release of soil nitrogen: the effects of fumigation time and temperature

A - Papers appearing in refereed journals

Brookes, P. C., Kragt, J. F., Powlson, D. S. and Jenkinson, D. S. 1985. Chloroform fumigation and the release of soil nitrogen: the effects of fumigation time and temperature. Soil Biology and Biochemistry. 17 (6), pp. 831-835. https://doi.org/10.1016/0038-0717(85)90143-9

Chloroform fumigation and the release of soil nitrogen: a rapid direct extraction method to measure microbial biomass nitrogen in soil

A - Papers appearing in refereed journals

Brookes, P. C., Landman, A., Pruden, G. and Jenkinson, D. S. 1985. Chloroform fumigation and the release of soil nitrogen: a rapid direct extraction method to measure microbial biomass nitrogen in soil. Soil Biology and Biochemistry. 17 (6), pp. 837-842. https://doi.org/10.1016/0038-0717(85)90144-0

Mineralization of dicyandiamide, labelled with 15N, in acid soils

A - Papers appearing in refereed journals

Rodgers, G. A., Wickramasinghe, K. N. and Jenkinson, D. S. 1985. Mineralization of dicyandiamide, labelled with 15N, in acid soils. Soil Biology and Biochemistry. 17 (2), pp. 253-254. https://doi.org/10.1016/0038-0717(85)90124-5

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

The supply of nitrogen from the soil

B - Book chapters etc edited externally

Jenkinson, D. S. 1984. The supply of nitrogen from the soil. in: In : The nitrogen requirement of cereals : proceedings of a conference organised by ADAS September 1982 London HMSO. pp. 79-92

Recovery of 15N-labelled fertilizer by winter wheat

B - Book chapters etc edited externally

Powlson, D. S., Pruden, G. and Jenkinson, D. S. 1984. Recovery of 15N-labelled fertilizer by winter wheat . in: In : The nitrogen requirement of cereals : proceedings of a conference organised by ADAS September 1982 London HMSO. pp. 119-120

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.

Phosphorus in the soil microbial biomass

A - Papers appearing in refereed journals

Brookes, P. C., Powlson, D. S. and Jenkinson, D. S. 1984. Phosphorus in the soil microbial biomass. Soil Biology and Biochemistry. 16 (2), pp. 169-175. https://doi.org/10.1016/0038-0717(84)90108-1

Mineralization and immobilization of nitrogen in fumigated soil and the measurement of microbial biomass nitrogen

A - Papers appearing in refereed journals

Shen, S. M., Pruden, G. and Jenkinson, D. S. 1984. Mineralization and immobilization of nitrogen in fumigated soil and the measurement of microbial biomass nitrogen. Soil Biology and Biochemistry. 16 (5), pp. 437-444. https://doi.org/10.1016/0038-0717(84)90049-x

Rothamsted garden clover - red clover grown continuously since 1854

A - Papers appearing in refereed journals

McEwen, J., Johnston, A. E., Poulton, P. R. and Yeoman, D. P. 1983. Rothamsted garden clover - red clover grown continuously since 1854. Rothamsted Experimental Station Report. 2, pp. 225-237.

The Broadbalk wheat experiment 1968-78 : yields and plant nutrients in crops grown continuously and in rotation

A - Papers appearing in refereed journals

Dyke, G. V., George, B. J., Johnston, A. E., Poulton, P. R. and Todd, A. D. 1983. The Broadbalk wheat experiment 1968-78 : yields and plant nutrients in crops grown continuously and in rotation. Rothamsted Experimental Station Report. (2), pp. 5-44. https://doi.org/10.23637/ERADOC-1-34179

Towards a better understanding of critical nutrient concentrations in crops

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1983. Towards a better understanding of critical nutrient concentrations in crops. Journal of the Science of Food and Agriculture. 34 (3), pp. 265-266. https://doi.org/10.1002/jsfa.2740340310

The fate of fertilizer nitrogen in the field

A - Papers appearing in refereed journals

Jenkinson, D. S. 1983. The fate of fertilizer nitrogen in the field. Journal of the Science of Food and Agriculture. 34 (1), pp. 47-47.

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

The adenylate energy-charge of the soil microbial biomass

A - Papers appearing in refereed journals

Brookes, P. C., Tate, K. R. and Jenkinson, D. S. 1983. The adenylate energy-charge of the soil microbial biomass. Soil Biology and Biochemistry. 15 (1), pp. 9-16. https://doi.org/10.1016/0038-0717(83)90112-8

The nitrogen cycle in long-term field experiments

A - Papers appearing in refereed journals

Jenkinson, D. S. 1982. The nitrogen cycle in long-term field experiments. Philosophical Transactions of the Royal Society B-Biological Sciences. 296 (1082), pp. 563-571. https://doi.org/10.1098/rstb.1982.0028

Apparatus for applying 15N-labelled fertilizer uniformly to field micro-plots

A - Papers appearing in refereed journals

Woodcock, T. M., Pruden, G., Powlson, D. S. and Jenkinson, D. S. 1982. Apparatus for applying 15N-labelled fertilizer uniformly to field micro-plots. Journal of Agricultural Engineering Research. 27 (4), pp. 369-372. https://doi.org/10.1016/0021-8634(82)90076-2

Adenosine triphosphate measurement in soil: an improved method

A - Papers appearing in refereed journals

Tate, K. R. and Jenkinson, D. S. 1982. Adenosine triphosphate measurement in soil: an improved method. Soil Biology and Biochemistry. 14 (4), pp. 331-335. https://doi.org/10.1016/0038-0717(82)90002-5

Adenosine-triphosphate (atp) and microbial biomass in soil - effects of storage at different temperatures and at different moisture levels

A - Papers appearing in refereed journals

Tate, K. R. and Jenkinson, D. S. 1982. Adenosine-triphosphate (atp) and microbial biomass in soil - effects of storage at different temperatures and at different moisture levels. Communications in Soil Science and Plant Analysis. 13 (10), pp. 899-908. https://doi.org/10.1080/00103628209367319

Measurement of microbial biomass phosphorus in soil

A - Papers appearing in refereed journals

Brookes, P. C., Powlson, D. S. and Jenkinson, D. S. 1982. Measurement of microbial biomass phosphorus in soil. Soil Biology and Biochemistry. 14 (4), pp. 319-329. https://doi.org/10.1016/0038-0717(82)90001-3

Microbial biomass in soil: measurement and turnover

B - Book chapters etc edited externally

Jenkinson, D. S. and Ladd, J. N. 1981. Microbial biomass in soil: measurement and turnover. in: Paul, E. A. and Ladd, J. N. (ed.) Soil biochemistry: Volume 5 New York Marcel Dekker, Inc.. pp. 415-471

The fate of plant and animal residues in soil

B - Book chapters etc edited externally

Jenkinson, D. S. 1981. The fate of plant and animal residues in soil. in: Greenland, D. J. and Hayes, M. H. B. (ed.) The Chemistry of Soil Processes Chichester John Wiley & Sons Ltd. pp. 505-561

Microbially bound phosphates in soils

A - Papers appearing in refereed journals

Brookes, P. C., Powlson, D. S. and Jenkinson, D. S. 1981. Microbially bound phosphates in soils. Journal of the Science of Food and Agriculture. 32 (6), pp. 632-632.

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

A - Papers appearing in refereed journals

Lawlor, D. W., Day, W., Johnston, A. E., Legg, B. J. and Parkinson, K. J. 1981. Growth of spring barley under drought - crop development, photosynthesis, dry-matter accumulation and nutrient content. The Journal of Agricultural Science. 96 (FEB), pp. 167-186. https://doi.org/10.1017/s002185960003197x

Formation of microbial biomass during the decomposition of C-14 labelled ryegrass in soil

A - Papers appearing in refereed journals

Cerri, C. C. and Jenkinson, D. S. 1981. Formation of microbial biomass during the decomposition of C-14 labelled ryegrass in soil. Journal of Soil Science. 32 (4), pp. 619-626. https://doi.org/10.1111/j.1365-2389.1981.tb01734.x

A comparison of the organic matter, biomass, adenosine triphosphate and mineralizable nitrogen contents of ploughed and direct-drilled soils

A - Papers appearing in refereed journals

Powlson, D. S. and Jenkinson, D. S. 1981. A comparison of the organic matter, biomass, adenosine triphosphate and mineralizable nitrogen contents of ploughed and direct-drilled soils. The Journal of Agricultural Science. 97 (3), pp. 713-721. https://doi.org/10.1017/s0021859600037084

Agricultural use of lime

A - Papers appearing in refereed journals

Johnston, A. E. 1981. Agricultural use of lime. Journal of the Science of Food and Agriculture. 32 (10), pp. 991-992.

The use of lime on agricultural soils

A - Papers appearing in refereed journals

Johnston, A. E. and Whinham, W. N. 1980. The use of lime on agricultural soils. Proceedings of the Fertiliser Society. 189, pp. 3-31.

Soils of Rothamsted Farm. The carbon and nitrogen content of the soils and the effect of changes in crop rotation and manuring on soil pH, P, K and Mg

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R. and McEwen, J. 1980. Soils of Rothamsted Farm. The carbon and nitrogen content of the soils and the effect of changes in crop rotation and manuring on soil pH, P, K and Mg. Rothamsted Experimental Station Report. 1980 (part 2), pp. 5-20.

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.

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

Measurement of microbial biomass in intact soil cores and in sieved soil

A - Papers appearing in refereed journals

Jenkinson, D. S. and Powlson, D. S. 1980. Measurement of microbial biomass in intact soil cores and in sieved soil. Soil Biology and Biochemistry. 12 (6), pp. 579-581. https://doi.org/10.1016/0038-0717(80)90040-1

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.

A method for measuring adenosine triphosphate in soil

A - Papers appearing in refereed journals

Jenkinson, D. S. and Oades, J. M. 1979. A method for measuring adenosine triphosphate in soil. Soil Biology and Biochemistry. 11 (2), pp. 193-1999. https://doi.org/10.1016/0038-0717(79)90100-7

Adenosine triphosphate of the soil microbial biomass

A - Papers appearing in refereed journals

Oades, J. M. and Jenkinson, D. S. 1979. Adenosine triphosphate of the soil microbial biomass. Soil Biology and Biochemistry. 11 (2), pp. 201-204. https://doi.org/10.1016/0038-0717(79)90101-9

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.

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

Model for the turnover of organic-matter in soil under arable cropping

A - Papers appearing in refereed journals

Jenkinson, D. S. and Rayner, J. H. 1979. Model for the turnover of organic-matter in soil under arable cropping. Journal of the Science of Food and Agriculture. 30 (3), pp. 330-331.

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 direct drilling on the amount and behavior of organic-matter in soil

A - Papers appearing in refereed journals

Powlson, D. S. and Jenkinson, D. S. 1979. Effects of direct drilling on the amount and behavior of organic-matter in soil. Journal of the Science of Food and Agriculture. 30 (3), pp. 331-332.

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.

Adenosine-triphosphate and microbial biomass in soil

A - Papers appearing in refereed journals

Jenkinson, D. S., Davidson, S. A. and Powlson, D. S. 1979. Adenosine-triphosphate and microbial biomass in soil. Soil Biology and Biochemistry. 11 (5), pp. 521-527. https://doi.org/10.1016/0038-0717(79)90012-9

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

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.

Studies on the decomposition of plant material in soil .V. The effects of plant cover and soil type on the loss of carbon from C-14 labelled ryegrass decomposing under field conditions

A - Papers appearing in refereed journals

Jenkinson, D. S. 1977. Studies on the decomposition of plant material in soil .V. The effects of plant cover and soil type on the loss of carbon from C-14 labelled ryegrass decomposing under field conditions. Journal of Soil Science. 28 (3), pp. 424-434. https://doi.org/10.1111/j.1365-2389.1977.tb02250.x

Studies on the decomposition of plant material in soil .IV. The effect of rate of addition

A - Papers appearing in refereed journals

Jenkinson, D. S. 1977. Studies on the decomposition of plant material in soil .IV. The effect of rate of addition. Journal of Soil Science. 28 (3), pp. 417-423. https://doi.org/10.1111/j.1365-2389.1977.tb02249.x

Decomposition of Carbon-14 labeled plant material under tropical conditions

A - Papers appearing in refereed journals

Jenkinson, D. S. and Ayanaba, A. 1977. Decomposition of Carbon-14 labeled plant material under tropical conditions. Soil Science Society of America Journal. 41 (5), pp. 912-915. https://doi.org/10.2136/sssaj1977.03615995004100050020x

The turnover of soil organic matter in some of the Rothamsted classical experiments

A - Papers appearing in refereed journals

Jenkinson, D. S. and Rayner, J. H. 1977. The turnover of soil organic matter in some of the Rothamsted classical experiments. Soil Science. 123 (5), pp. 298-305. https://doi.org/10.1097/00010694-197705000-00005

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.

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.

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

The effects of clearing and cropping on organic reserves and biomass of tropical forest soils

A - Papers appearing in refereed journals

Ayanaba, A., Tuckwell, S. B. and Jenkinson, D. S. 1976. The effects of clearing and cropping on organic reserves and biomass of tropical forest soils. Soil Biology and Biochemistry. 8 (6), pp. 519-525. https://doi.org/10.1016/0038-0717(76)90095-x

Effects of biocidal treatments on metabolism in soil. VI. Fumigation with carbon disulfide

A - Papers appearing in refereed journals

Kudeyarov, V. N. and Jenkinson, D. S. 1976. Effects of biocidal treatments on metabolism in soil. VI. Fumigation with carbon disulfide. Soil Biology and Biochemistry. 8 (5), pp. 375-378. https://doi.org/10.1016/0038-0717(76)90036-5

Effects of biocidal treatments on metabolism in soil .5. Method for measuring soil biomass

A - Papers appearing in refereed journals

Jenkinson, D. S. and Powlson, D. S. 1976. Effects of biocidal treatments on metabolism in soil .5. Method for measuring soil biomass. Soil Biology and Biochemistry. 8 (3), pp. 209-213. https://doi.org/10.1016/0038-0717(76)90005-5

Effects of biocidal treatments on metabolism in soil .4. Decomposition of fumigated organisms in soil

A - Papers appearing in refereed journals

Jenkinson, D. S. 1976. Effects of biocidal treatments on metabolism in soil .4. Decomposition of fumigated organisms in soil. Soil Biology and Biochemistry. 8 (3), pp. 203-208. https://doi.org/10.1016/0038-0717(76)90004-3

The effects of biocidal treatments on metabolism in soil .3. The relationship between soil biovolume, measured by optical microscopy, and the flush of decomposition caused by fumigation

A - Papers appearing in refereed journals

Jenkinson, D. S., Powlson, D. S. and Wedderburn, R. W. M. 1976. The effects of biocidal treatments on metabolism in soil .3. The relationship between soil biovolume, measured by optical microscopy, and the flush of decomposition caused by fumigation. Soil Biology and Biochemistry. 8 (3), pp. 189-202. https://doi.org/10.1016/0038-0717(76)90003-1

The effects of biocidal treatments on metabolism in soil .2. Gamma-irradiation, autoclaving, air-drying and fumigation

A - Papers appearing in refereed journals

Powlson, D. S. and Jenkinson, D. S. 1976. The effects of biocidal treatments on metabolism in soil .2. Gamma-irradiation, autoclaving, air-drying and fumigation. Soil Biology and Biochemistry. 8 (3), pp. 179-188. https://doi.org/10.1016/0038-0717(76)90002-x

The effects of biocidal treatments on metabolism in soil .1. Fumigation with chloroform

A - Papers appearing in refereed journals

Jenkinson, D. S. and Powlson, D. S. 1976. The effects of biocidal treatments on metabolism in soil .1. Fumigation with chloroform. Soil Biology and Biochemistry. 8 (3), pp. 167-177. https://doi.org/10.1016/0038-0717(76)90001-8

The turnover of organic matter in agricultural soils

G - Articles in popular magazines and other technical publications

Jenkinson, D. S. 1975. The turnover of organic matter in agricultural soils. Welsh Soils Discussion Group Reports. 16, pp. 91-105.

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

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.

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

Organic-matter and nitrogen in soils of Rothamsted classical experiments

A - Papers appearing in refereed journals

Jenkinson, D. S. 1973. Organic-matter and nitrogen in soils of Rothamsted classical experiments. Journal of the Science of Food and Agriculture. 24 (9), pp. 1149-1150.

A comparative study of titrimetric and gravimetric methods for determination of organic carbon in soil

A - Papers appearing in refereed journals

Kalembasa, S. J. and Jenkinson, D. S. 1973. A comparative study of titrimetric and gravimetric methods for determination of organic carbon in soil. Journal of the Science of Food and Agriculture. 24 (9), pp. 1085-1090. https://doi.org/10.1002/jsfa.2740240910

Growth and uptake of nitrogen by wheat and ryegrass in fumigated and irradiated soil

A - Papers appearing in refereed journals

Jenkinson, D. S., Nowakowski, T. Z. and Mitchell, J. D. D. 1972. Growth and uptake of nitrogen by wheat and ryegrass in fumigated and irradiated soil. Plant and Soil. 36 (1-3), pp. 149-158. https://doi.org/10.1007/BF01373465

Changes in soil properties caused by the new liming scheme on Park Grass

A - Papers appearing in refereed journals

Johnston, A. E. 1972. Changes in soil properties caused by the new liming scheme on Park Grass. Rothamsted Experimental Station Report. 1971 (2), pp. 177-180.

The effects of ley and arable cropping systems on the amounts of soil organic matter in the Rothamsted and Woburn ley-arable experiment

A - Papers appearing in refereed journals

Johnston, A. E. 1972. The effects of ley and arable cropping systems on the amounts of soil organic matter in the Rothamsted and Woburn ley-arable experiment. Rothamsted Experimental Station Report. 1972 (2), pp. 131-159.

The effects of ley arable systems of farming on soil potassium reserves

A - Papers appearing in refereed journals

Johnston, A. E. 1971. The effects of ley arable systems of farming on soil potassium reserves . Report from potassium systems of grassland farming. pp. 1-5.

Bromine in wheat grown on soil fumigated with methyl bromide

A - Papers appearing in refereed journals

Brown, G. and Jenkinson, D. S. 1971. Bromine in wheat grown on soil fumigated with methyl bromide. Communications in Soil Science and Plant Analysis. 2 (1), pp. 45-54. https://doi.org/10.1080/00103627109366287

Inhibition of nitrification in soil by carbon disulphide from rubber bungs

A - Papers appearing in refereed journals

Powlson, D. S. and Jenkinson, D. S. 1971. Inhibition of nitrification in soil by carbon disulphide from rubber bungs. Soil Biology and Biochemistry. 3 (3), pp. 267-269. https://doi.org/10.1016/0038-0717(71)90023-X

Potassium residues in soils from experiments at Rothamsted and Woburn

A - Papers appearing in refereed journals

Johnston, A. E. 1971. Potassium residues in soils from experiments at Rothamsted and Woburn. Technical Bulletin Ministry of Agriculture Fisheries and Food. 20, pp. 220-236.

The Agdell experiment - Estimates of the P and K accumulated from fertiliser dressings given between 1848-1951 their recovery by grass between 1958 and 1970 and their effect on the response by grass to new dressings of P and K

A - Papers appearing in refereed journals

Johnston, A. E. and Penny, A. 1971. The Agdell experiment - Estimates of the P and K accumulated from fertiliser dressings given between 1848-1951 their recovery by grass between 1958 and 1970 and their effect on the response by grass to new dressings of P and K. Rothamsted Experimental Station Report. 1970 (2), pp. 38-68.

Potassium in soils under different cropping systems 1. Behaviour of K remaining in soils from classical and rotation experiments at Rothamsted and Woburn and evaluation of methods of measuring soil potassium

A - Papers appearing in refereed journals

Johnston, A. E. and Addiscott, T. M. 1971. Potassium in soils under different cropping systems 1. Behaviour of K remaining in soils from classical and rotation experiments at Rothamsted and Woburn and evaluation of methods of measuring soil potassium. The Journal of Agricultural Science. 76 (3), pp. 539-552. https://doi.org/10.1017/S0021859600069549

Studies on decomposition of c14 labelled organic matter in soil

A - Papers appearing in refereed journals

Jenkinson, D. S. 1971. Studies on decomposition of c14 labelled organic matter in soil. Soil Science. 111 (1), pp. 64-70. https://doi.org/10.1097/00010694-197101000-00008

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.

Residual effects of soil fumigation on soil respiration and mineralization

A - Papers appearing in refereed journals

Jenkinson, D. S. and Powlson, D. S. 1970. Residual effects of soil fumigation on soil respiration and mineralization. Soil Biology and Biochemistry. 2 (2), pp. 99-108. https://doi.org/10.1016/0038-0717(70)90012-X

The value of residues from long-period manuring at Rothamsted and Woburn I Introduction

A - Papers appearing in refereed journals

Johnston, A. E. 1970. The value of residues from long-period manuring at Rothamsted and Woburn I Introduction. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 5-6. https://doi.org/10.23637/ERADOC-1-34860

The value of residues from long-period manuring at Rothamsted and Woburn II A summary of the results of experiments started by Lawes and Gilbert

A - Papers appearing in refereed journals

Johnston, A. E. 1970. The value of residues from long-period manuring at Rothamsted and Woburn II A summary of the results of experiments started by Lawes and Gilbert. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 7-21. https://doi.org/10.23637/ERADOC-1-34861

The value of residues from long-period manuring at Rothamsted and Woburn III The experiments made from 1957 to 1962, the soils and histories of the sites on which they were made

A - Papers appearing in refereed journals

Johnston, A. E. and Warren, R. G. 1970. The value of residues from long-period manuring at Rothamsted and Woburn III The experiments made from 1957 to 1962, the soils and histories of the sites on which they were made. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 22-38. https://doi.org/10.23637/ERADOC-1-34862

The value of residues from long-period manuring at Rothamsted and Woburn IV The value to arable crops of residues accumulated from superphosphate

A - Papers appearing in refereed journals

Johnston, A. E., Warren, R. G. and Penny, A. 1970. The value of residues from long-period manuring at Rothamsted and Woburn IV The value to arable crops of residues accumulated from superphosphate. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 39-68. https://doi.org/10.23637/ERADOC-1-34863

The value of residues from long-period manuring at Rothamsted and Woburn V The value to arable crops of residues accumulated from potassium fertilizers

A - Papers appearing in refereed journals

Johnston, A. E., Warren, R. G. and Penny, A. 1970. The value of residues from long-period manuring at Rothamsted and Woburn V The value to arable crops of residues accumulated from potassium fertilizers. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 69-90. https://doi.org/10.23637/ERADOC-1-34864

The residual value of farmyard manure and superphosphate in the Saxmundham Rotation II Experiment, 1899-1968

A - Papers appearing in refereed journals

Mattingly, G. E. G., Johnston, A. E. and Margaret Chater 1970. The residual value of farmyard manure and superphosphate in the Saxmundham Rotation II Experiment, 1899-1968. Rothamsted Experimental Station Report. 1969 (Part 2), pp. 91-112. https://doi.org/10.23637/ERADOC-1-4

The plant nutrients in crops grown on Broadbalk

A - Papers appearing in refereed journals

Johnston, A. E. 1969. The plant nutrients in crops grown on Broadbalk. Rothamsted Experimental Station Report. 2, pp. 93-115. https://doi.org/10,23637/ERADOC-1-34923

The soils of Broadbalk : Plant nutrients in Broadbalk soils

A - Papers appearing in refereed journals

Johnston, A. E. 1969. The soils of Broadbalk : Plant nutrients in Broadbalk soils. Rothamsted Experimental Station Report. 2, pp. 93-115.

A titrimetric method for determining total sulphur in mineral soils

A - Papers appearing in refereed journals

Jenkinson, D. S. 1968. A titrimetric method for determining total sulphur in mineral soils. Analyst. 93 (1109), pp. 535-539. https://doi.org/10.1039/AN9689300535

Studies on the decomposition of plant material in soil. III. The distribution of labelled and unlabelled carbon in soil incubated with 14C labelled ryegrass

A - Papers appearing in refereed journals

Jenkinson, D. S. 1968. Studies on the decomposition of plant material in soil. III. The distribution of labelled and unlabelled carbon in soil incubated with 14C labelled ryegrass. Journal of Soil Science. 19 (1), pp. 25-39. https://doi.org/10.1111/j.1365-2389.1968.tb01517.x

Chemical tests for potentially available nitrogen in soil

A - Papers appearing in refereed journals

Jenkinson, D. S. 1968. Chemical tests for potentially available nitrogen in soil. Journal of the Science of Food and Agriculture. 19 (3), pp. 160-168. https://doi.org/10.1002/jsfa.2740190310

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.

Studies on decomposition of plant material in soil .2. Partial sterilization of soil and soil biomass

A - Papers appearing in refereed journals

Jenkinson, D. S. 1966. Studies on decomposition of plant material in soil .2. Partial sterilization of soil and soil biomass. Journal of Soil Science. 17 (2), pp. 280-302. https://doi.org/10.1111/j.1365-2389.1966.tb01474.x

The decomposition of labelled plant material in soil

C1 - Edited contributions to conferences/learned societies

Jenkinson, D. S. 1965. The decomposition of labelled plant material in soil. Proceedings of the Eleventh Easter School in Agricultural Science, University of Nottingham, 1964. University of Nottingham 1964 Butterworths.

Organic matter in soil

A - Papers appearing in refereed journals

Jenkinson, D. S. 1965. Organic matter in soil. New Scientist. 23 Sep, pp. 746-748.

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.

Studies on the decomposition of plant material in soil .I. Losses of carbon from 14C labelled ryegrass incubated with soil in the field

A - Papers appearing in refereed journals

Jenkinson, D. S. 1965. Studies on the decomposition of plant material in soil .I. Losses of carbon from 14C labelled ryegrass incubated with soil in the field. Journal of Soil Science. 16 (1), pp. 104-115. https://doi.org/10.1111/j.1365-2389.1965.tb01424.x

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.

The priming action

C1 - Edited contributions to conferences/learned societies

Jenkinson, D. 1963. The priming action. Report of the FAO/IAEA Technical Meeting Organized by the Food and Agriculture Organization of the United Nations and the International Atomic Energy Agency in cooperation with the International Soil Society Brunswick-Volkenrode, 9-14 September, 1963. Volkenrode 09 Sep 1963 Pergamon Press.

Experimental techniques for using Carbon-14 in studies of soil organic matter

C1 - Edited contributions to conferences/learned societies

Jenkinson, D. 1963. Experimental techniques for using Carbon-14 in studies of soil organic matter. Report of the FAO/IAEA Technical Meeting Organized by the Food and Agriculture Organization of the United Nations and the International Atomic Energy Agency in cooperation with the International Soil Society Brunswick-Volkenrode, 9-14 September, 1963. Volkenrode 09 Sep 1963 Pergamon Press.

The turnover of organic matter in soil

C1 - Edited contributions to conferences/learned societies

Jenkinson, D. 1963. The turnover of organic matter in soil. Report of the FAO/IAEA Technical Meeting Organized by the Food and Agriculture Organization of the United Nations and the International Atomic Energy Agency in cooperation with the International Soil Society Brunswick-Volkenrode, 9-14 September, 1963. Volkenrode 09 Sep 1963 Pergamon Press.

The effect of water-logging on fixation of nitrogen by soil incubated with straw

A - Papers appearing in refereed journals

Barrow, N. J. and Jenkinson, D. S. 1962. The effect of water-logging on fixation of nitrogen by soil incubated with straw. Plant and Soil. 16 (2), pp. 258-262. https://doi.org/10.1007/BF01377221

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 production of ryegrass labelled with carbon-14

A - Papers appearing in refereed journals

Jenkinson, D. S. 1960. The production of ryegrass labelled with carbon-14. Plant and Soil. 13 (3), pp. 279-290. https://doi.org/10.1007/BF01677508

Determination of organic carbin in soil. II. Effect of carbonized materials

A - Papers appearing in refereed journals

Bremner, J. M. and Jenkinson, D. S. 1960. Determination of organic carbin in soil. II. Effect of carbonized materials. European Journal of Soil Science. 11 (2), pp. 403-408. https://doi.org/10.1111/j.1365-2389.1960.tb01094.x

Determination of organic carbon in soil. I. Oxidation by dichromate of organic matter in soil and plant materials

A - Papers appearing in refereed journals

Bremner, J. M. and Jenkinson, D. S. 1960. Determination of organic carbon in soil. I. Oxidation by dichromate of organic matter in soil and plant materials. European Journal of Soil Science. 11 (2), pp. 394-402. https://doi.org/10.1111/j.1365-2389.1960.tb01093.x

Scintillation counting of carbon-14

A - Papers appearing in refereed journals

Jenkinson, D. S. 1960. Scintillation counting of carbon-14. Nature. 186 (4725), pp. 613-614. https://doi.org/10.1038/186613a0

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.