Resource or waste: the reality of nutrient recycling to land (Proceedings of the International Fertiliser Society No. 630)
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 2008. Resource or waste: the reality of nutrient recycling to land (Proceedings of the International Fertiliser Society No. 630). pp. 32pp
| Authors | Johnston, A. E. |
|---|---|
| Year of Publication | 2008 |
| Funder project or code | SEF |
| Maintaining soil resilience and function for sustainable land management | |
| Soil protection and remediation | |
| Page range | 32pp |
Related outputs
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
Potassium and nitrogen interactions in crop production (Proceedings of the International Fertiliser Society 615)
D1 - Technical reports: non-confidential
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
D1 - Technical reports: non-confidential
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.
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.
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.
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)
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. and Poulton, P. R. 2005. Soil organic matter: its importance in sustainable agricultural systems (Proceedings International Fertiliser Society No 565). pp. 46pp
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.
The ability of soil to ensure adequate phosphorus nutrition of the crop; the long-term trials at Rothamsted
C2 - Non-edited contributions to conferences
Johnston, A. E. and Poulton, P. R. 2005. The ability of soil to ensure adequate phosphorus nutrition of the crop; the long-term trials at Rothamsted. Abstracts Plantekongres 2005, Herning, Denmark, 11-12 January 2005 . pp. 218-219
Lawes, John Bennet and Gilbert, Joseph Henry
G - Articles in popular magazines and other technical publications
Johnston, A. E. 2005. Lawes, John Bennet and Gilbert, Joseph Henry.
Micronutrients in soil and agrosystems: occurrence and availability.
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 2004. Micronutrients in soil and agrosystems: occurrence and availability.
Phosphorus and crop nutrition: principles and practice
B - Book chapters etc edited externally
Evans, T. D. and Johnston, A. E. 2004. Phosphorus and crop nutrition: principles and practice. in: Valsami-Jones, E. (ed.) Phosphorus in environmental technology: principles and applications IWA Publishing, London. pp. 93-119
Observations on historical, contemporary, and natural PCDD/Fs
A - Papers appearing in refereed journals
Green, N. J. L., Hassanin, A., Johnston, A. E. and Jones, K. C. 2004. Observations on historical, contemporary, and natural PCDD/Fs. Environmental Science & Technology. 38, pp. 715-723.
Turnover of nitrogen-15-labeled fertilizer in old grassland
A - Papers appearing in refereed journals
Jenkinson, D. S., Poulton, P. R., Johnston, A. E. and Powlson, D. S. 2004. Turnover of nitrogen-15-labeled fertilizer in old grassland. Soil Science Society of America Journal. 68, pp. 865-875.
Sustainable management of potassium
B - Book chapters etc edited externally
Askegaard, M., Eriksen, J. and Johnston, A. E. 2004. Sustainable management of potassium. in: Christensen, B. T., Schjonning, P. and Elmholt, S. (ed.) Managing soil quality: challenges in modern agriculture CABI International, Wallingford, Oxon (CABI). pp. 85-102
Soil acidity - resilience and thresholds
B - Book chapters etc edited externally
Johnston, A. E. 2004. Soil acidity - resilience and thresholds. in: Christensen, B. T., Schjonning, P. and Elmholt, S. (ed.) Managing soil quality: challenges in modern agriculture CABI International, Wallingford, Oxon (CABI). pp. 35-46
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.
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.
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.
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.
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. 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.
Potassium and chloride in crops and soils: the role of potassium chloride fertilizer in crop nutrition (IPI Research Topics No. 22)
E - Books edited/written by staff member, alone/with others
Kafkafi, U., Xu, G., Imas, P., Magen, H., Tarchitzky, J. and Johnston, A. E. 2002. Potassium and chloride in crops and soils: the role of potassium chloride fertilizer in crop nutrition (IPI Research Topics No. 22). International Potash Institute (IPI), Berne, Switzerland.
Understanding phosphorus and its use in agriculture
G - Articles in popular magazines and other technical publications
Johnston, A. E. and Steen, I. 2002. Understanding phosphorus and its use in agriculture.
Polychlorinated naphthalenes in UK soils: Time trends, markers of source, and equilibrium status
A - Papers appearing in refereed journals
Meijer, S. N., Harner, T., Helm, P. A., Halsall, C. J., Johnston, A. E. and Jones, K. C. 2001. Polychlorinated naphthalenes in UK soils: Time trends, markers of source, and equilibrium status. Environmental Science & Technology. 35 (21), pp. 4205-4213.
The effect of nutrients in the subsoil on crop responses to applied potassium and phosphorus
G - Articles in popular magazines and other technical publications
Johnston, A. E. and Milford, G. F. J. 2001. The effect of nutrients in the subsoil on crop responses to applied potassium and phosphorus. British Sugar Beet Review. 69(2), pp. 24-29.
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
G - Articles in popular magazines and other technical publications
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
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, pp. 1989-1995.
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, pp. 1974-1981.
Principles of crop nutrition for sustainable food production
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 2001. Principles of crop nutrition for sustainable food production.
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.
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, pp. 1599-1620.
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, pp. 80-87.
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, pp. 206-207.
Using long-term experiments to address current agricultural and environmental issues
C1 - Edited contributions to conferences/learned societies
Poulton, P. R., Powlson, D. S. and Johnston, A. E. 1999. Using long-term experiments to address current agricultural and environmental issues. Proceedings BRRI-IRRI Joint Workshop on Long-Term Experiments on Soil Fertility in Rice-based Cropping Systems, Bangladesh Rice Research Institute, 8-11 March 1999 . pp. 1-39
Design, development and use of a national survey of fertiliser applications
C1 - Edited contributions to conferences/learned societies
Chalmers, A. G., Renwick, A., Johnston, A. E. and Dawson, C. J. 1999. Design, development and use of a national survey of fertiliser applications.
Essential Role of Potassium in Diverse Cropping Systems: Proceedings of Workshop C, 16th World Congress of Soil Science, Montpellier, 20-26 August 1998
E - Books edited/written by staff member, alone/with others
Johnston, A. E. 1999. Essential Role of Potassium in Diverse Cropping Systems: Proceedings of Workshop C, 16th World Congress of Soil Science, Montpellier, 20-26 August 1998. International Potash Institute (IPI), Berne, Switzerland.
Organic manures and mineral fertilizers
B - Book chapters etc edited externally
Johnston, A. E. 1999. Organic manures and mineral fertilizers. in: Anac, D. and Martin-Prevel, P. (ed.) Improved crop quality by nutrient management Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 7-11
The retention and release of phosphorus from soil
G - Articles in popular magazines and other technical publications
Blake, L. and Johnston, A. E. 1999. The retention and release of phosphorus from soil. IMPHOS Phosphate Newsletter. 8-9, p. 6.
Changes in soil chemistry accompanying acidification over more than 100 years under woodland and grass at Rothamsted Experimental Station, UK
A - Papers appearing in refereed journals
Blake, L., Goulding, K. W. T., Mott, C. J. B. and Johnston, A. E. 1999. Changes in soil chemistry accompanying acidification over more than 100 years under woodland and grass at Rothamsted Experimental Station, UK. European Journal of Soil Science. 50 (3), pp. 401-412.
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.
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.
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
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
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
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, pp. 2511-2518.
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.
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
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
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.
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.
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, pp. 1368-1376.
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
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, pp. 414-419.
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
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.
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.
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
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.
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.
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.
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 - jsfa. 63 (1), pp. 97-102.
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.
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.
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
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.
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 .
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.
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
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.
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.
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, pp. 1299-1307.
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.
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
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.
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.
Liebig and the Rothamsted experiments
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1990. Liebig and the Rothamsted experiments. Berichte der Justus Liebig-Gesellschaft zu Giessen: Vortrage des Symposiums 150 Jahre Agrikulturchemie, 27 Oktober 1990. Justus Liebig-Gesellschaft, Giessen. pp. 37-64
Soil fertility-how can we define it in intensive agricultural systems?
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1990. Soil fertility-how can we define it in intensive agricultural systems? International Scientific Conference on Agrochemical Criteria of Soil Fertility, 11th, Wrotslav, September 1989. Polish Academy of Science, Pulawy. pp. 212-230
The use of plant and soil analyses to predict the potassium supplying capacity of the soil
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. and Goulding, K. W. T. 1990. The use of plant and soil analyses to predict the potassium supplying capacity of the soil. Proceedings of the 22nd Colloquium of the International Potash Institute., Soligorek, USSR, 1990. International Potash Institute (IPI), Berne, Switzerland. pp. 177-204
North European outlook of plant nutrition guidelines - experience in the UK
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1990. North European outlook of plant nutrition guidelines - experience in the UK. Seminar 191, Nordiska Jordbruksforskares Forening, Sigtuna, Sweden, 1990.
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. T. 1990. Losses of nitrate from arable land by leaching and their effect on nitrates in drainage and groundwater. Merckx, R., Vlassak, K. and Vereecken, H. (ed.) Fertilization and the environment. University Press, Leuven. pp. 26-34
Straw incorporation - its effects on soil fertility.
C2 - Non-edited contributions to conferences
Johnston, A. E. 1990. Straw incorporation - its effects on soil fertility. Straw disposal and soil management after 1992. Proceedings Lincolnshire Agricultural Society, November, 1990. pp. 1-10.
Low input agriculture - is it sustainable?
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1990. Low input agriculture - is it sustainable? Journal of the Fertilizer Society of South Africa .
An overview of the nitrogen cycle.
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1990. An overview of the nitrogen cycle. Nitrates and irrigation. UK Irrigation Association Technical Monograph 3 . Eds P.J.C. Hamer & P.B. Leeds-Harrison. Cranfield Press and UK Irrigation Association, Silsoe.. pp. 1-14
Atmospheric inputs of heavy metals and organic contaminants to agroecosystems
C2 - Non-edited contributions to conferences
Jones, K. C., Haygarth, P. M. and Johnston, A. E. 1990. Atmospheric inputs of heavy metals and organic contaminants to agroecosystems. Agriculture Group Symposium, Agriculture and the Atmosphere.
Rational potassium manuring for arable cropping systems.
A - Papers appearing in refereed journals
Johnston, A. E. and Goulding, K. W. T. 1989. Rational potassium manuring for arable cropping systems. Potash Review. 12 (2), pp. 1-7.
The value of long-term experiments - a personal view
B - Book chapters etc edited externally
Johnston, A. E. 1989. The value of long-term experiments - a personal view. in: Likens, G. E. (ed.) In Long-term studies in ecology : approaches and alternatives Springer-Verlag, New York. pp. 175-179
The value of long-term experiments in agricultural research
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1989. The value of long-term experiments in agricultural research. In Proceedings of the Sanborn Field Centenniel, University of Missouri, 1989. University of Missouri, Columbia. pp. 1-20
The nitrogen cycle in UK arable agriculture.
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. and Jenkinson, D. S. 1989. The nitrogen cycle in UK arable agriculture.
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
Accumulation and loss of nitrogen from manure, sludge and compost: long-term experiments at Rothamsted and Woburn.
C1 - Edited contributions to conferences/learned societies
Johnston, A. E., McGrath, S. P., Poulton, P. R. and Lane, P. W. 1989. Accumulation and loss of nitrogen from manure, sludge and compost: long-term experiments at Rothamsted and Woburn. Nitrogen in organic wastes applied to soils , J.A. Hansen & K. Henriksen eds. Academic Press, London. pp. 126-139
Ways of overcoming constraints to reduced tillage; effect of changing straw disposal on soil nitrogen.
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1989. Ways of overcoming constraints to reduced tillage; effect of changing straw disposal on soil nitrogen. Agriculture. Energy saving by reduced soil tillage. Proceedings of a workshop, Gottingen, 1987. K. Baumer & W. Ehlers eds. Commission of the European Communities (CEC) Brussels, Belgium. pp. 133-143
Benefits from long-term ecological research; some examples from Rothamsted.
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1989. Benefits from long-term ecological research; some examples from Rothamsted. Final Report of the International Workshop "Long-term ecological research - a global perspective", Man and the Biosphere Program, Berchtesgaden, 1989 . UNESCO, MAB, Bonn. pp. 288-312
Predicting the lime requirement of soils under permanent grassland and arable crops.
A - Papers appearing in refereed journals
Goulding, K. W. T., McGrath, S. P. and Johnston, A. E. 1989. Predicting the lime requirement of soils under permanent grassland and arable crops. Soil Use and Management. 5 (2), pp. 54-57.
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.
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: Acid deposition, sources, effects and controls . J.W.S. Longhurst, ed. British Library (BL). pp. 213-228
Polynuclear aromatic hydrocarbons in an agricultural soil: long term changes in profile distribution.
A - Papers appearing in refereed journals
Jones, K. C., Stratford, J. A., Tidridge, P., Waterhouse, K. S. and Johnston, A. E. 1989. Polynuclear aromatic hydrocarbons in an agricultural soil: long term changes in profile distribution. Environmental Pollution. 56, pp. 337-351.
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, pp. 117-130.
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.
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.
Optimization of lime applications to soils under permanent grassland and arable crops.
C1 - Edited contributions to conferences/learned societies
Goulding, K. W. T., McGrath, S. P. and Johnston, A. E. 1988. Optimization of lime applications to soils under permanent grassland and arable crops. Proceedings 7th Colloquium International Association for the Optimization of Plant Nutrition, Nyborg, Denmark, 1988. Paper 402. 6pp..
Potassium fertilisation to maintain a K-balance under various farming systems.
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1988. Potassium fertilisation to maintain a K-balance under various farming systems. Nutrient balances and the need for potassium. Proceedings 13th IPI Congress, Rheims, 1986. Worblaufen-Bern : IPI. pp. 199-226
Atmospheric inputs of cadmium to an arable agricultural system.
C1 - Edited contributions to conferences/learned societies
Jones, K. C., Symon, C. J. and Johnston, A. E. 1988. Atmospheric inputs of cadmium to an arable agricultural system. Air pollution and ecosystems. Proceedings International Symposium, Grenoble, 1987. Ed. P. Mathy. Dordrecht : Reidel. pp. 548-553
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 - jsfa. 46 (1), pp. 1-11.
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.
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
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.
Effects of soil organic matter on yields of crops in long-term experiments at Rothamsted and Woburn.
C1 - Edited contributions to conferences/learned societies
Johnston, A. E. 1987. Effects of soil organic matter on yields of crops in long-term experiments at Rothamsted and Woburn.
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.
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 - jsfa. 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, pp. 75-89.
Will Europe return to fallowing?
G - Articles in popular magazines and other technical publications
Johnston, A. E. 1987. Will Europe return to fallowing? Span. 30, pp. 53-54.
Reducing nitrate pollution.
G - Articles in popular magazines and other technical publications
Johnston, A. E. 1987. Reducing nitrate pollution.
Straw incorporation and its implications for crop protection and wildlife.
G - Articles in popular magazines and other technical publications
Johnston, A. E., Smith, B. and Patterson, D. 1987. Straw incorporation and its implications for crop protection and wildlife.
Le soufre en Grande-Bretagne.
G - Articles in popular magazines and other technical publications
McGrath, S. P. and Johnston, A. E. 1987. Le soufre en Grande-Bretagne. Perspectives Agricoles. 111, pp. 45-47.
Nitrogen - maximising benefits and minimising problems.
G - Articles in popular magazines and other technical publications
Johnston, A. E. 1987. Nitrogen - maximising benefits and minimising problems.
Cadmium : temporal trends in archived soils from a semi-rural location in the UK In: Chemicals in the environment ed. J.M. Lester, R. Perry and, R.M. Sterritt, 553-559
D1 - Technical reports: non-confidential
Jones, K. C., Symon, C. J. and Johnston, A. E. 1986. Cadmium : temporal trends in archived soils from a semi-rural location in the UK In: Chemicals in the environment ed. J.M. Lester, R. Perry and, R.M. Sterritt, 553-559.
The 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.
The nitrogen cycle under continuous 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 wheat.
AFRC Research on straw disposal.
G - Articles in popular magazines and other technical publications
Johnston, A. E. 1986. AFRC Research on straw disposal.
Accumulation and subcellular distribution of cations in relation to the growth of potassium-deficient barley
A - Papers appearing in refereed journals
Leigh, R. A., Chater, M., Storey, R. and Johnston, A. E. 1986. Accumulation and subcellular distribution of cations in relation to the growth of potassium-deficient barley. Plant, Cell and Environment. 9 (7), pp. 595-604.
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.
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 - jsfa. 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. 1986. Modelling the long-term residual effects of phosphorus residues in soil. Journal of the Science of Food and Agriculture - jsfa. 37 (1), p. 8.
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.
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.
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.
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.
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.
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.
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 - jsfa. 36 (1), pp. 26-30.
Rothamsted Garden Clover - Red clover grown continuously since 1854 Yields, crop and soil analyses
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. Rothamsted Experimental Station Report. 2, pp. 225-237.
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
D1 - Technical reports: non-confidential
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. Lawes Agricultural Trust. doi: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 - jsfa. 34 (3), pp. 265-266.
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.
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.
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.
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 - jsfa. 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. 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 - jsfa. 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.
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.
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. 2, pp. 99-117.
Uranium accumulation in soils from long-continued applications of super-phosphate
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 super-phosphate. Journal of Soil Science. 30 (1), pp. 147-153.
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.
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 - jsfa. 30 (5), pp. 528-531.
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 - jsfa. 30 (3), pp. 338-338.
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.
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.
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.
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.
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 - jsfa. 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.
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 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 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.
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.
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.
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.
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.
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.
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.
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.
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. 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. 2, pp. 74-94.
Th 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. Th effects of ley arable systems of farming on soil potassium reserves - Report from potassium systems of grassland farming. Lawes Agricultural Trust, (LAT) Harpenden. doi:10.23637/ERADOC-1-34692
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. 2, pp. 177-180.
The Agdell experiment
A - Papers appearing in refereed journals
Johnston, A. E. and Penny, A. 1972. The Agdell experiment. Rothamsted Experimental Station Report. 2, pp. 38-68.
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. 2, pp. 131-159.
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.
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.
Potassium in soils under different cropping systems. 2. The effects of cropping systems on the retention by the soils of added K not used by crops
A - Papers appearing in refereed journals
Addiscott, T. M. and Johnston, A. E. 1971. Potassium in soils under different cropping systems. 2. The effects of cropping systems on the retention by the soils of added K not used by crops. The Journal of Agricultural Science. 76, pp. 553-561.
The value of residues from long-period manuring at Rothamsted and Woburn I 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 I A summary of the results of experiments started by Lawes and Gilbert. Rothamsted Experimental Station Report. 2, pp. 5-6.
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. 2, pp. 7-21.
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. 2 (2), pp. 22-38.
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. 2, pp. 39-68.
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. 2, pp. 69-90.
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 Chater, M. 1970. The residual value of farmyard manure and superphosphate in the Saxmundham Rotation II Experiment, 1899-1968. Rothamsted Experimental Station Report. 2, pp. 91-112.
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.
The soils of Broadbalk : Plant nutrients in Broadbalk soils
A - Papers appearing in refereed journals
Johnston, A. E. 1969. The soils of Broadbalk : Plant nutrients in Broadbalk soils. Rothamsted Experimental Station Report. 2, pp. 93-115.
Broadbalk: Historical Introduction
A - Papers appearing in refereed journals
Johnston, A. E. and Garner, H. V. 1968. Broadbalk: Historical Introduction. Rothamsted Experimental Station Report. 2, pp. 12-25.
Hoosfield Continuous Barley
A - Papers appearing in refereed journals
Warren, R. G. and Johnston, A. E. 1967. Hoosfield Continuous Barley. Rothamsted Experimental Station Report.
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.
Notes on the use of soil analysis for estimating available P in Rothamsted soils
A - Papers appearing in refereed journals
Warren, R. G. and Johnston, A. E. 1965. Notes on the use of soil analysis for estimating available P in Rothamsted soils. Technical Bulletin Ministry of Agriculture Fisheries and Food. 13, pp. 30-37.
The Park Grass Experiment
A - Papers appearing in refereed journals
Warren, R. G. and Johnston, A. E. 1964. The Park Grass Experiment. Rothamsted Experimental Station Report.
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.
Barnfield
A - Papers appearing in refereed journals
Warren, R. G. and Johnston, A. E. 1961. Barnfield. Rothamsted Experimental Station Report. pp. 227-247.
The Exhaustion Land site
A - Papers appearing in refereed journals
Warren, R. G. and Johnston, A. E. 1959. The Exhaustion Land site. Rothamsted Experimental Station Report.
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