Atmospheric inputs of heavy metals and organic contaminants to agroecosystems

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.

Related outputs

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

A meta-analysis of phosphatase activity in agricultural settings in response to phosphorus deficiency

A - Papers appearing in refereed journals

Janes-Bassett, V., Blackwell, M. S. A., Blair, G., Davies, J., Haygarth, P. M., Mezelia, M. M. and Stewart, G. R. 2022. A meta-analysis of phosphatase activity in agricultural settings in response to phosphorus deficiency. Soil Biology and Biochemistry. 165, p. 1008537. https://doi.org/10.1016/j.soilbio.2021.108537

Grazing and topography control nutrient pools in low Arctic soils of Southwest Greenland

A - Papers appearing in refereed journals

Van Soest, M. A. J, Anderson, N. J., Bol, R., Dixon, E. R. and Haygarth, P. M. 2022. Grazing and topography control nutrient pools in low Arctic soils of Southwest Greenland. European Journal of Soil Science. 73 (4), p. e13278. https://doi.org/10.1111/ejss.13278

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

D1 - Technical reports: non-confidential

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

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

B - Book chapters etc edited externally

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

Corrigendum to “Using a meta-analysis approach to understand complexity in soil biodiversity and phosphorus acquisition in plants” [Soil Biol. Biochem. 142 (2020) 107695]

A - Papers appearing in refereed journals

Mezeli, M. M., Page, S., George, T. S., Neilson, R., Mead, A., Blackwell, M. S. A. and Haygarth, P. M. 2021. Corrigendum to “Using a meta-analysis approach to understand complexity in soil biodiversity and phosphorus acquisition in plants” [Soil Biol. Biochem. 142 (2020) 107695]. Soil Biology and Biochemistry. 157, p. 108145. https://doi.org/10.1016/j.soilbio.2021.108145

Outputs: Potassium Losses from Agricultural Systems

B - Book chapters etc edited externally

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

Cycling of reduced phosphorus compounds in soil and potential impacts of climate change

A - Papers appearing in refereed journals

Kehler, A. P., Haygarth, P. M., Tamburini, F. and Blackwell, M. S. A. 2021. Cycling of reduced phosphorus compounds in soil and potential impacts of climate change. European Journal of Soil Science. https://doi.org/10.1111/ejss.13121

Using a meta-analysis approach to understand complexity in soil biodiversity and phosphorus acquisition in plants

A - Papers appearing in refereed journals

Mezeli, M. M., Page, S., George, T. S., Neilson, R., Mead, A., Blackwell, M. S. A. and Haygarth, P. M. 2020. Using a meta-analysis approach to understand complexity in soil biodiversity and phosphorus acquisition in plants. Soil Biology and Biochemistry. 142, p. 107695. https://doi.org/10.1016/j.soilbio.2019.107695

Using a meta-analysis approach to understand complexity in soil biodiversity and phosphorous acquisition in plants

A - Papers appearing in refereed journals

Mezeli, M. M., Page, S., George, T. S., Neilson, R., Mead, A., Blackwell, M. S. A. and Haygarth, P. M. 2020. Using a meta-analysis approach to understand complexity in soil biodiversity and phosphorous acquisition in plants. Soil Biology and Biochemistry. 142, p. 107695. https://doi.org/10.1016/j/soilbio.2019.107695

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

A - Papers appearing in refereed journals

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

4 Per Mille – Is It Feasible to sequester

C2 - Non-edited contributions to conferences

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

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

A - Papers appearing in refereed journals

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

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

C2 - Non-edited contributions to conferences

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Determining the Effect of Drying Time on Phosphorus Solubilization from Three Agricultural Soils under Climate Change Scenarios

A - Papers appearing in refereed journals

Forber, K. J., Ockenden, M. C., Wearing, C., Hollaway, M. J., Falloon, P. D., Kahana, R., Villamizar, M. L., Zhou, J. G., Withers, P. J. A., Beven, K. J., Collins, A. L., Evans, R., Hiscock, K. M., Macleod, C. J. A. and Haygarth, P. M. 2017. Determining the Effect of Drying Time on Phosphorus Solubilization from Three Agricultural Soils under Climate Change Scenarios. Journal of Environmental Quality. 46 (5), pp. 1131-1136. https://doi.org/10.2134/jeq2017.04.0144

Major agricultural changes required to mitigate phosphorus losses under climate change

A - Papers appearing in refereed journals

Ockenden, M. C., Hollaway, M. J., Beven, K. J., Collins, A. L., Evans, R., Falloon, P. D., Forber, K. J., Hiscock, K. M., Kahana, R., Macleod, C. J. A., Tych, W., Villamizar, M. L., Wearing, C., Withers, P. J. A., Zhou, J. G., Barker, P. A., Burke, S., Freer, J. E., Johnes, P. J., Snell, M. A., Surridge, B. W. J. and Haygarth, P. M. 2017. Major agricultural changes required to mitigate phosphorus losses under climate change. Nature Communications. 8 (1), p. 161. https://doi.org/10.1038/s41467-017-00232-0

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

A - Papers appearing in refereed journals

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

Does the combination of citrate and phytase exudation in Nicotiana tabacum promote the acquisition of endogenous soil organic phosphorus?

A - Papers appearing in refereed journals

Giles, C. D., George, T. S., Brown, L. K., Mezeli, M. M., Richardson, A. E., Shand, C. A., Wendler, R., Darch, T., Menezes-Blackburn, D., Cooper, P., Stutter, M. I., Lumsdon, D. G., Blackwell, M. S. A., Wearing, C., Zhang, H. and Haygarth, P. M. 2017. Does the combination of citrate and phytase exudation in Nicotiana tabacum promote the acquisition of endogenous soil organic phosphorus? Plant and Soil. 412 (1), pp. 43-59. https://doi.org/10.1007/s11104-016-2884-3

Changing climate and nutrient transfers: Evidence from high temporal resolution concentration-flow dynamics in headwater catchments

A - Papers appearing in refereed journals

Ockenden, M. C., Deasy, C. E., Benskin, C. M. H., Beven, K. J., Burke, S., Collins, A. L., Evans, R., Falloon, P. D., Forber, K. J., Hiscock, K. M., Hollaway, M. J., Kahana, R., Macleod, C. J. A., Reaney, S. M., Snell, M. A., Villamizar, M. L., Wearing, C., Withers, P. J. A., Zhou, J. G. and Haygarth, P. M. 2016. Changing climate and nutrient transfers: Evidence from high temporal resolution concentration-flow dynamics in headwater catchments. Science of the Total Environment. 548, pp. 325-339. https://doi.org/10.1016/j.scitotenv.2015.12.086

Organic Acids Regulation of Chemical Microbial Phosphorus Transformations in Soils

A - Papers appearing in refereed journals

Menezes-Blackburn, D., Paredes, C., Zhang, H., Giles, C. D., Darch, T., Stutter, M., George, T. S., Shand, C., Lumsdon, D., Cooper, P., Wendler, R., Brown, L., Blackwell, M. S. A., Wearing, C., Haygarth, P. M. and Stralia, V. P. 2016. Organic Acids Regulation of Chemical Microbial Phosphorus Transformations in Soils. Environmental Science & Technology. 50 (21), pp. 11521-11531. https://doi.org/10.1021/acs.est.6b03017

A method-centric 'User Manual' for the mitigation of diffuse water pollution from agriculture

A - Papers appearing in refereed journals

Cuttle, S. P., Newell-Price, J. P., Harris, D., Chadwick, D. R., Shepherd, M. A., Anthony, S. G. A., Macleod, C. J. A., Haygarth, P. M. and Chambers, B. J. 2016. A method-centric 'User Manual' for the mitigation of diffuse water pollution from agriculture. Soil Use and Management. 32 (S1), pp. 162-171. https://doi.org/10.1111/sum.12242

A Holistic Approach to Understanding the Desorption of Phosphorus in Soils

A - Papers appearing in refereed journals

Menezes-Blackburn, D., Zhang, H., Stutter, M., Giles, C. D., Darch, T., George, T. S., Shand, C., Lumsdon, D., Blackwell, M. S. A., Wearing, C., Cooper, P., Wendler, R., Brown, L. and Haygarth, P. M. 2016. A Holistic Approach to Understanding the Desorption of Phosphorus in Soils. Environmental Science & Technology. 50 (7), pp. 3371-3381. https://doi.org/10.1021/acs.est.5b05395

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).

Lattice Boltzmann method for the fractional advection-diffusion equation

A - Papers appearing in refereed journals

Zhou, J. G., Haygarth, P. M., Withers, P. J. A., Macleod, C. J. A., Falloon, P. D., Beven, K. J., Ockenden, M. C., Forber, K. J., Hollaway, M. J., Evans, R., Collins, A. L., Hiscock, K. M., Wearing, C., Kahana, R. and Velez, M. L. V. 2016. Lattice Boltzmann method for the fractional advection-diffusion equation. Physical Review E. 93 (4). https://doi.org/10.1103/PhysRevE.93.043310

Assessment of bioavailable organic phosphorus in tropical forest soils by organic acid extraction and phosphatase hydrolysis

A - Papers appearing in refereed journals

Darch, T., Blackwell, M. S. A., Chadwick, D. R., Haygarth, P. M., Hawkins, J. M. B. and Turner, B. L. 2016. Assessment of bioavailable organic phosphorus in tropical forest soils by organic acid extraction and phosphatase hydrolysis. Geoderma. 284 (15 December), pp. 93-102. https://doi.org/10.1016/j.geoderma.2016.08.018

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

A - Papers appearing in refereed journals

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

Potassium fertilization: paradox or K management dilemma?

A - Papers appearing in refereed journals

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

Land use and soil factors affecting accumulation of phosphorus species in temperate soils

A - Papers appearing in refereed journals

Stutter, M. I., Shand, C. A., George, T. S., Blackwell, M. S. A., Dixon, E. R., Bol, R., Mackay, R. L., Richardson, A. E., Condron, L. M. and Haygarth, P. M. 2015. Land use and soil factors affecting accumulation of phosphorus species in temperate soils. Geoderma. 257-258, pp. 29-39. https://doi.org/10.1016/j.geoderma.2015.03.020

Phosphorus use efficiency and management in agriculture

A - Papers appearing in refereed journals

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

Dissolved phosphorus retention in buffer strips: influence of slope and soil type

A - Papers appearing in refereed journals

Darch, T., Carswell, A. M., Blackwell, M. S. A., Hawkins, J. M. B., Haygarth, P. M. and Chadwick, D. 2015. Dissolved phosphorus retention in buffer strips: influence of slope and soil type. Journal of Environmental Quality. 44, pp. 1216-1224. https://doi.org/10.2134/jeq2014.10.0440

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.

A multi-model uncertainty assessment of phosphorus transport using high-frequency data from the River Eden catchment, Cumbria

C2 - Non-edited contributions to conferences

Hollaway, M., Haygarth, P. M., Benskin, C., Beven, K., Collins, A. L., Evans, R., Falloon, P., Hiscock, K., Kahana, R., Macleod, C., Ockenden, M., Ross, K., Wearing, C., Withers, P., Zhou, J. and Team, E. 2014. A multi-model uncertainty assessment of phosphorus transport using high-frequency data from the River Eden catchment, Cumbria. Abstracts Tereno International Conference: from Observation to Prediction in Terrestrial Systems, Bonn, 29 September-2 October 2014 . pp. O27

Soil phosphorus in sustainable farming systems

C2 - Non-edited contributions to conferences

Menezes-Blackburn, D., Giles, C. D., George, T. S., Shand, C., Lumsdon, D., Cooper, P., Wendler, R., Adu, M., Brown, L., Stutter, M., Blackwell, M. S. A., Wearing, C., Haygarth, P. M. and Zhang, H. 2014. Soil phosphorus in sustainable farming systems. SCOPE Newsletter: visions for sustainable phosphorus tomorrow contribution received May 2014 . pp. 14

Exploiting root exudation of organic acids and phytases to enhance plant utilisation of soil phosphorus

C2 - Non-edited contributions to conferences

Menezes-Blackburn, D., Giles, C., George, T. S., Shand, C., Lumsdon, D., Cooper, P., Wendler, R., Adu, M., Brown, L., Stutter, M., Blackwell, M. S. A., Wearing, C., Zhang, H. and Haygarth, P. M. 2014. Exploiting root exudation of organic acids and phytases to enhance plant utilisation of soil phosphorus. Abstracts 5th Conference on Phosphorus in Soils and Plants, Montpellier, 26-29 August 2014 . pp. P211

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.

A meta-analysis of organic and inorganic phosphorus in organic fertilizers, soils and water: implications for water quality

A - Papers appearing in refereed journals

Darch, T., Blackwell, M. S. A., Hawkins, J. M. B., Haygarth, P. M. and Chadwick, D. R. 2014. A meta-analysis of organic and inorganic phosphorus in organic fertilizers, soils and water: implications for water quality. Critical Reviews in Environmental Science and Technology. 44, pp. 2172-2202. https://doi.org/10.1080/10643389.2013.790752

High-frequency monitoring of nitrogen and phosphorus response in three rural catchments to the end of the 2011-2012 drought in England

A - Papers appearing in refereed journals

Outram, F. N., Lloyd, C. E. M., Jonczyk, J., Benskin, C. Mcw. H., Grant, F., Perks, M. T., Deasy, C., Burke, S. P., Collins, A. L., Freer, J., Haygarth, P. M., Hiscock, K. M., Johnes, P. J. and Lovett, A. L. 2014. High-frequency monitoring of nitrogen and phosphorus response in three rural catchments to the end of the 2011-2012 drought in England. Hydrology And Earth System Sciences. 18, pp. 3429-3448. https://doi.org/10.5194/hess-18-3429-2014

Developing demonstration test catchments as a platform for transdisciplinary land management research in England and Wales

A - Papers appearing in refereed journals

Mcgonigle, D. F., Burke, S. P., Collins, A. L., Gartner, R., Haft, M. R., Harris, R. C., Haygarth, P. M., Hedges, M. C., Hiscock, K. M. and Lovett, A. A. 2014. Developing demonstration test catchments as a platform for transdisciplinary land management research in England and Wales. Environmental Science: Processes and Impacts. 16, pp. 1618-1628. https://doi.org/10.1039/c3em00658a

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

D1 - Technical reports: non-confidential

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

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

D1 - Technical reports: non-confidential

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

Phosphorus: its efficient use in agriculture

B - Book chapters etc edited externally

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

Critical soil phosphate levels for cereal and oilseed rape crop rotations

G - Articles in popular magazines and other technical publications

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

Microbial biomass phosphorus contributions to phosphorus solubility in riparian vegetated buffer strip soils

A - Papers appearing in refereed journals

Roberts, W. M., Matthews, R. A., Blackwell, M. S. A., Peukert, S., Collins, A. L., Stutter, M. I. and Haygarth, P. M. 2013. Microbial biomass phosphorus contributions to phosphorus solubility in riparian vegetated buffer strip soils. Biology And Fertility Of Soils. 49, pp. 1237-1241. https://doi.org/10.1007/s00374-013-0802-x

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

A - Papers appearing in refereed journals

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

A novel grass hybrid to reduce flood generation in temperate regions

A - Papers appearing in refereed journals

Macleod, C. J. A., Humphreys, M. W., Whalley, W. R., Turner, L., Binley, A., Watts, C. W., Skot, L., Joynes, A., Hawkins, S., King, I. P., O'donovan, S. and Haygarth, P. M. 2013. A novel grass hybrid to reduce flood generation in temperate regions. Scientific Reports. 3, p. 1683. https://doi.org/10.1038/srep01683

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

A - Papers appearing in refereed journals

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

Letter to the editors of Nutrient Cycling in Agroecosystems

G - Articles in popular magazines and other technical publications

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

A novel application of natural fluorescence to understand the sources and transport pathways of pollutants from livestock farming in small headwater catchments

A - Papers appearing in refereed journals

Old, G. H., Naden, P. S., Granger, S. J., Bilotta, G. S., Brazier, R. E., Macleod, C. J. A., Krueger, T., Bol, R., Hawkins, J. M. B., Haygarth, P. M. and Freer, J. 2012. A novel application of natural fluorescence to understand the sources and transport pathways of pollutants from livestock farming in small headwater catchments. Science of the Total Environment. 417-418, pp. 169-182. https://doi.org/10.1016/j.scitotenv.2011.12.013

Comparing empirical models for sediment and phosphorus transfer from soils to water at field and catchment scale under data uncertainty

A - Papers appearing in refereed journals

Krueger, T., Quinton, J. N., Freer, J., Macleod, C. J. A., Bilotta, G. S., Brazier, R. E., Hawkins, J. M. B. and Haygarth, P. M. 2012. Comparing empirical models for sediment and phosphorus transfer from soils to water at field and catchment scale under data uncertainty. European Journal of Soil Science. 63 (2), pp. 211-223. https://doi.org/10.1111/j.1365-2389.2011.01419.x

Scaling up the phosphorus signal from soil hillslopes to headwater catchments

A - Papers appearing in refereed journals

Haygarth, P. M., Page, T. J. C., Beven, K. J., Freer, J., Joynes, A., Butler, P., Wood, G. A. and Owens, P. N. 2012. Scaling up the phosphorus signal from soil hillslopes to headwater catchments. Freshwater Biology. 57(Suppl. 1), pp. 7-25. https://doi.org/10.1111/j.1365-2427.2012.02748.x

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

A - Papers appearing in refereed journals

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

Recovering phosphorus from soil: a root solution?

A - Papers appearing in refereed journals

Stutter, M. J., Shand, C. A., George, T. S., Blackwell, M. S. A., Bol, R., Mackay, R. L., Richardson, A. E., Condron, L. M., Turner, B. L. and Haygarth, P. M. 2012. Recovering phosphorus from soil: a root solution? Environmental Science & Technology. 46, pp. 1977-1978. https://doi.org/10.1021/es2044745

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.

Using artificial fluorescent particles as tracers of livestock wastes within an agricultural catchment

A - Papers appearing in refereed journals

Granger, S. J., Bol, R., Hawkins, J. M. B., White, S. M., Naden, P. S., Old, G. H., Marsh, J. K., Bilotta, G. S., Brazier, R. E., Macleod, C. J. A. and Haygarth, P. M. 2011. Using artificial fluorescent particles as tracers of livestock wastes within an agricultural catchment. Science of the Total Environment. 409, pp. 1095-1103. https://doi.org/10.1016/j.scitotenv.2010.12.005

Interactions among agricultural production and other ecosystem services delivered from European temperate grassland systems

A - Papers appearing in refereed journals

Pilgrim, E. S., Macleod, C. J. A., Blackwell, M. S. A., Bol, R., Hogan, D. V., Chadwick, D. R., Cardenas, L. M., Misselbrook, T. H., Haygarth, P. M., Brazier, R. E., Hobbs, P., Hodgson, C. J., Jarvis, S., Dungait, J. A. J., Murray, P. J. and Firbank, L. G. 2010. Interactions among agricultural production and other ecosystem services delivered from European temperate grassland systems. Advances in Agronomy. 109, pp. 117-154. https://doi.org/10.1016/B978-0-12-385040-9.00004-9

Integrating water and agricultural management under climate change

A - Papers appearing in refereed journals

Macleod, C. J. A. and Haygarth, P. M. 2010. Integrating water and agricultural management under climate change. Science of the Total Environment. 408 (23), pp. 5619-5622. https://doi.org/10.1016/j.scitotenv.2010.02.041

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

A - Papers appearing in refereed journals

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

Ensemble evaluation of hydrological model hypotheses

A - Papers appearing in refereed journals

Krueger, T., Freer, J., Quinton, J. N., Macleod, C. J. A., Bilotta, G. S., Brazier, R. E., Butler, P. and Haygarth, P. M. 2010. Ensemble evaluation of hydrological model hypotheses. Water Resources Research. 46, p. W07516 (17pp). https://doi.org/10.1029/2009WR007845

Phosphorus solubilization and potential transfer to surface waters from the soil microbial biomass following drying-rewetting and freezing-thawing

A - Papers appearing in refereed journals

Blackwell, M. S. A., Brookes, P. C., De La Fuente-Martinez, N., Gordon, H., Murray, P. J., Snars, K. E., Williams, J. K., Bol, R. and Haygarth, P. M. 2010. Phosphorus solubilization and potential transfer to surface waters from the soil microbial biomass following drying-rewetting and freezing-thawing. Advances in Agronomy. 106, pp. 1-35. https://doi.org/10.1016/S0065-2113(10)06001-3

Soil management and grass species effects on the hydraulic properties of shrinking soils

A - Papers appearing in refereed journals

Gregory, A. S., Webster, C. P., Watts, C. W., Whalley, W. R., Macleod, C. J. A., Joynes, A., Papadopoulos, A., Haygarth, P. M., Binley, A., Humphreys, M. W., Turner, L. B., Skot, L. and Matthews, G. P. 2010. Soil management and grass species effects on the hydraulic properties of shrinking soils. Soil Science Society of America Journal. 74, pp. 753-761. https://doi.org/10.2136/sssaj2009.0284

Assessing multiple novel tracers to improve the understanding of the contribution of agricultural farm waste to diffuse water pollution

A - Papers appearing in refereed journals

Granger, S. J., Bol, R., Dixon, E. R., Naden, P. S., Old, G. H., Marsh, J. K., Bilotta, G., Brazier, R., White, S. M. and Haygarth, P. M. 2010. Assessing multiple novel tracers to improve the understanding of the contribution of agricultural farm waste to diffuse water pollution. Journal of Environmental Monitoring. 12, pp. 1159-1169. https://doi.org/10.1039/b915929k

Assessment of natural fluorescence as a tracer of diffuse agricultural pollution from slurry spreading on intensely-farmed grasslands

A - Papers appearing in refereed journals

Naden, P. S., Old, G. H., Eliot-Laize, C., Granger, S. J., Hawkins, J. M. B., Bol, R. and Haygarth, P. M. 2010. Assessment of natural fluorescence as a tracer of diffuse agricultural pollution from slurry spreading on intensely-farmed grasslands. Water Research. 44, pp. 1701-1712. https://doi.org/10.1016/j.watres.2009.11.038

Assessing catchment-scale erosion and yields of suspended solids from improved temperate grassland

A - Papers appearing in refereed journals

Bilotta, G. S., Krueger, T., Brazier, R. E., Butler, P., Freer, J., Hawkins, J. M. B., Haygarth, P. M., Macleod, C. J. A. and Quinton, J. N. 2010. Assessing catchment-scale erosion and yields of suspended solids from improved temperate grassland. Journal of Environmental Monitoring. 12, pp. 731-739. https://doi.org/10.1039/b921584k

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

A - Papers appearing in refereed journals

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

Towards a holistic classification of diffuse agricultural water pollution from intensively managed grasslands on heavy soils

A - Papers appearing in refereed journals

Granger, S. J., Bol, R., Anthony, S., Owens, P. N., White, S. M. and Haygarth, P. M. 2010. Towards a holistic classification of diffuse agricultural water pollution from intensively managed grasslands on heavy soils. Advances in Agronomy. 105, pp. 83-115. https://doi.org/10.1016/S0065-2113(10)05003-0

High temporal resolution monitoring of multiple pollutant responses in drainage from an intensively managed grassland catchment caused by a summer storm

A - Papers appearing in refereed journals

Granger, S. J., Hawkins, J. M. B., Bol, R., White, S. M., Naden, P., Old, G., Bilotta, G. S., Brazier, R. E., Macleod, C. J. A. and Haygarth, P. M. 2010. High temporal resolution monitoring of multiple pollutant responses in drainage from an intensively managed grassland catchment caused by a summer storm. Water Air And Soil Pollution. 205, pp. 377-393. https://doi.org/10.1007/s11270-009-0083-z

Linking plant biology and soil physics to understand hillslope hydrology

C2 - Non-edited contributions to conferences

Macleod, C. J. A., Binley, A., Clark, L. J., Gregory, A. S., Hawkins, S. L., Humphreys, M., Joynes, A., Papdopoulos, A., Skot, L., Stone, A., Turner, L. B., Watts, C. W., Webster, C. P., Whalley, W. R. and Haygarth, P. M. 2009. Linking plant biology and soil physics to understand hillslope hydrology. Abstracts European Geophysical Union General Assembly, Vienna, 19-24 April 2009 .

The wavelet packet transform: a technique for investigating temporal variation of river water solutes

A - Papers appearing in refereed journals

Milne, A. E., Macleod, C. J. A., Haygarth, P. M., Hawkins, J. M. B. and Lark, R. M. 2009. The wavelet packet transform: a technique for investigating temporal variation of river water solutes. Journal of Hydrology. 379 (1-2), pp. 1-19. https://doi.org/10.1016/j.jhydrol.2009.09.038

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).

Effects of soil drying and rewetting on phosphorus in leachate: the role of the soil microbial biomass and other properties

C2 - Non-edited contributions to conferences

Blackwell, M. S. A., Brookes, P. C., De La Fuente-Martinez, N., Murray, P. J., Snars, K. E., Williams, J. K. and Haygarth, P. M. 2009. Effects of soil drying and rewetting on phosphorus in leachate: the role of the soil microbial biomass and other properties. Abstracts BSSS Autumn Meeting 2009 .

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

Significance of root-attached soil and soil preparation for microbial biomass phosphorus measurement

A - Papers appearing in refereed journals

Blackwell, M. S. A., Williams, J. K., Snars, K. E., Brookes, P. C., De La Fuente-Martinez, N., Michallon, L., Murray, P. J. and Haygarth, P. M. 2009. Significance of root-attached soil and soil preparation for microbial biomass phosphorus measurement. Soil Science Society of America Journal. 73, pp. 1861-1863. https://doi.org/10.2136/sssaj2009.0021N

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.

Effects of soil drying and rate of re-wetting on concentrations and forms of phosphorus in leachate

A - Papers appearing in refereed journals

Blackwell, M. S. A., Brookes, P. C., De La Fuente-Martinez, N., Murray, P. J., Snars, K. E., Williams, J. K. and Haygarth, P. M. 2009. Effects of soil drying and rate of re-wetting on concentrations and forms of phosphorus in leachate. Biology And Fertility Of Soils. 45, pp. 635-643. https://doi.org/10.1007/s00374-009-0375-x

Uncertainties in data and models to describe event dynamics of agricultural sediment and phosphorus transfer

A - Papers appearing in refereed journals

Krueger, T., Quinton, J. N., Freer, J., Macleod, C. J. A., Bilotta, G. S., Brazier, R. E., Butler, P. and Haygarth, P. M. 2009. Uncertainties in data and models to describe event dynamics of agricultural sediment and phosphorus transfer. Journal of Environmental Quality. 38, pp. 1137-1148. https://doi.org/10.2134/jeq2008.0179

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

A - Papers appearing in refereed journals

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

Resource or waste: the reality of nutrient recycling to land

A - Papers appearing in refereed journals

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

Soil and fertilizer phosphorus in relation to crop nutrition

B - Book chapters etc edited externally

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

Mechanisms to improve integrative research at the science-policy interface for sustainable catchment management

A - Papers appearing in refereed journals

Macleod, C. J. A., Blackstock, K. L. and Haygarth, P. M. 2008. Mechanisms to improve integrative research at the science-policy interface for sustainable catchment management. Ecology And Society. 13, p. Art. 48 (15pp).

Impact of the rate of rewetting of a dried soil on the concentration of phosphorus in leachate

C2 - Non-edited contributions to conferences

Blackwell, M. S. A., De La Fuente-Martinez, N., Murray, P. J., Brookes, P. C., Snars, K. E., Haygarth, P. M. and Williams, J. K. 2008. Impact of the rate of rewetting of a dried soil on the concentration of phosphorus in leachate. Abstracts 2008 Joint Annual Meeting of the Geological Society of America, Soil Science Society of America, American Society of Agronomy, Crop Science Society of America, Gulf Coast Association of Geological Societies with the Gulf Coast Section of SEPM, Houston, 5-9 October 2008 .

Application of flow field-flow fractionation and laser sizing to characterize soil colloids in drained and undrained lysimeters

A - Papers appearing in refereed journals

Gimbert, L. J., Haygarth, P. M. and Worsfold, P. J. 2008. Application of flow field-flow fractionation and laser sizing to characterize soil colloids in drained and undrained lysimeters. Journal of Environmental Quality. 37, pp. 1656-1660. https://doi.org/10.2134/jeq2007.0583

Using delta15N and delta18O to evaluate the sources and pathways of NO3 in rainfall event discharge from drained agricultural grassland lysimeters at high temporal resolutions

A - Papers appearing in refereed journals

Granger, S. J., Heaton, T. H. E., Bol, R., Bilotta, G. S., Butler, P., Haygarth, P. M. and Owens, P. N. 2008. Using delta15N and delta18O to evaluate the sources and pathways of NO3 in rainfall event discharge from drained agricultural grassland lysimeters at high temporal resolutions. Rapid Communications in Mass Spectrometry. 22, pp. 1681-1689. https://doi.org/10.1002/rcm.3505

Rethinking the contribution of drained and undrained grasslands to sediment-related water quality problems

A - Papers appearing in refereed journals

Bilotta, G. S., Brazier, R. E., Haygarth, P. M., Macleod, C. J. A., Butler, P., Granger, S. J., Krueger, T., Freer, J. and Quinton, J. 2008. Rethinking the contribution of drained and undrained grasslands to sediment-related water quality problems. Journal of Environmental Quality. 37, pp. 906-914. https://doi.org/10.2134/jeq2007.0457

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.

Drying and rewetting effects on soil microbial community composition and nutrient leaching

A - Papers appearing in refereed journals

Gordon, H., Haygarth, P. M. and Bardgett, R. D. 2008. Drying and rewetting effects on soil microbial community composition and nutrient leaching. Soil Biology and Biochemistry. 40 (2), pp. 302-311. https://doi.org/10.1016/j.soilbio.2007.08.008

Potassium and nitrogen interactions in crop production

A - Papers appearing in refereed journals

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

Understanding the pathways and dynamics of agricultural diffuse pollution from intensively farmed grassland: the application of natural and artificial tracing techniques

C2 - Non-edited contributions to conferences

Old, G. H., Naden, P. S., Granger, S. J., Bol, R., Butler, P. J., Marsh, J., Owens, P. N., Smith, B. P. G., Macleod, C. J., Bilotta, G. S., Brazier, R. E. and Haygarth, P. M. 2007. Understanding the pathways and dynamics of agricultural diffuse pollution from intensively farmed grassland: the application of natural and artificial tracing techniques. 5th International Phosphorus Workshop (IPW5), Silkeborg, Denmark, 3-7 September 2007. pp. 201-204

Data availability and model identification in the case of sediment and phosphorus transfer at the plot scale

C1 - Edited contributions to conferences/learned societies

Krueger, T., Quinton, J. N., Freer, J., Macleod, C. J. A., Bilotta, G. S., Brazier, R. E., Butler, P., Granger, S. J. and Haygarth, P. M. 2007. Data availability and model identification in the case of sediment and phosphorus transfer at the plot scale. European Geosciences Union, General Assembly 2007, Vienna, Austria, 16-20 April 2007.

Prioritising mitigation methods for diffuse pollution from agriculture by estimating cost and effectiveness at the national scale

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M., Macleod, C. J. A., Chadwick, D. R., Anthony, S. G., Shephard, M. A. and Withers, P. J. A. 2007. Prioritising mitigation methods for diffuse pollution from agriculture by estimating cost and effectiveness at the national scale. Heckrath, G., Rubaek, G. H. and Kronvang, B. (ed.) Diffuse Phosphorus Loss: Risk Assessment, Mitigation Options and Ecological Effects in River Basins. 5th International Phosphorus Workshop (IPW5), Silkeborg, Denmark, 3-7 September 2007. pp. 53-55

Phosphorus and sediment export from drained and undrained intensively managed grasslands

C1 - Edited contributions to conferences/learned societies

Bilotta, G. S., Brazier, R. E., Butler, P. J., Freer, J., Granger, S. J., Haygarth, P. M., Krueger, T., Macleod, C. J. A. and Quinton, J. N. 2007. Phosphorus and sediment export from drained and undrained intensively managed grasslands. 5th International Phosphorus Workshop (IPW5), Silkeborg, Denmark, 3-7 September 2007.

Inferring processes of sediment and phosphorus transfer from replicated, intensive grassland plots

C1 - Edited contributions to conferences/learned societies

Krueger, T., Quinton, J. N., Freer, J., Macleod, C. J. A., Bilotta, G. S., Brazier, R. E., Butler, P. J., Granger, S. J. and Haygarth, P. M. 2007. Inferring processes of sediment and phosphorus transfer from replicated, intensive grassland plots. 5th International Phosphorus Workshop (IPW5), Silkeborg, Denmark, 3-7 September 2007.

Grasslands, sediment, colloids and phosphorus: an interdisciplinary team approach with the 'GrasP' project

C1 - Edited contributions to conferences/learned societies

Macleod, C. J. A., Bilotta, G. S., Bol, R., Brazier, R. E., Butler, P. J., Freer, J., Gimbert, L. J., Granger, S. J., Hawkins, J. M. B., Krueger, T., Naden, P. S., Old, G., Quinton, J. N., Worsfold. P. and Haygarth, P. M. 2007. Grasslands, sediment, colloids and phosphorus: an interdisciplinary team approach with the 'GrasP' project. Heckrath, G., Rubaek, G. H. and Kronvang, B. (ed.) Diffuse Phosphorus Loss: Risk Assessment, Mitigation Options and Ecological Effects in River Basins. 5th International Phosphorus Workshop (IPW5), Silkeborg, Denmark, 3-7 September 2007. pp. 193-196

National scale mechanisms for integration at the science-policy interface for sustainable catchment management

C1 - Edited contributions to conferences/learned societies

Macleod, C. J. A., Haygarth, P. M. and Blackstock, K. L. 2007. National scale mechanisms for integration at the science-policy interface for sustainable catchment management. CAIWA 2007. International Conference on Adaptive and Integrated Water Management: Coping with complexity and uncertainty, Basel, Switzerland, 12-15 November 2007.

Preferential attachment of Escherichia coli to different particle size fractions of an agricultural grassland soil

A - Papers appearing in refereed journals

Oliver, D. M., Clegg, C. D., Heathwaite, A. L. and Haygarth, P. M. 2007. Preferential attachment of Escherichia coli to different particle size fractions of an agricultural grassland soil. Water Air And Soil Pollution. 185 (1-4), pp. 369-375. https://doi.org/10.1007/s11270-007-9451-8

Stream water chemistry and quality along an upland-lowland rural land-use continuum, South West England

A - Papers appearing in refereed journals

Jarvie, H. P., Haygarth, P. M., Neal, C., Butler, P. J., Smith, B., Naden, P. S., Joynes, A., Neal, M., Wickham, H., Hill, L., Harman, S. and Sutton, E. J. 2007. Stream water chemistry and quality along an upland-lowland rural land-use continuum, South West England. Journal of Hydrology. 350, pp. 215-231. https://doi.org/10.1016/j.jhydrol.2007.10.040

Land use scenarios for England and Wales: evaluation of management options to support good ecological status in surface freshwaters

A - Papers appearing in refereed journals

Johnes, P. J., Foy, R., Butterfield, D. and Haygarth, P. M. 2007. Land use scenarios for England and Wales: evaluation of management options to support good ecological status in surface freshwaters. Soil Use and Management. 23 (s1), pp. 176-194. https://doi.org/10.1111/j.1475-2743.2007.00120.x

Preface: Agriculture, phosphorus and eutrophication: A European perspective

A - Papers appearing in refereed journals

Withers, P. J. A. and Haygarth, P. M. 2007. Preface: Agriculture, phosphorus and eutrophication: A European perspective. Soil Use and Management. 23 (s1), pp. 1-4. https://doi.org/10.1111/j.1475-2743.2007.00116.x

Controls on catchment-scale patterns of phosphorus in soil, streambed sediment, and stream water

A - Papers appearing in refereed journals

van der Perk, M., Owens, P. N., Deeks, L. K., Rawlins, B. G., Haygarth, P. M. and Beven, K. J. 2007. Controls on catchment-scale patterns of phosphorus in soil, streambed sediment, and stream water. Journal of Environmental Quality. 36 (3), pp. 694-708. https://doi.org/10.2134/jeq2006.0175

Variability in a replicated plot experiment on erosion of intensively managed grassland soil

C2 - Non-edited contributions to conferences

Krueger, T., Bilotta, G. S., Brazier, R. E., Quinton, J. N., Freer, J. N., Macleod, C. J. A., Butler, P. J., Granger, S. J. and Haygarth, P. M. 2007. Variability in a replicated plot experiment on erosion of intensively managed grassland soil. European Geosciences Union, General Assembly 2007, Vienna, Austria, 16-20 April 2007.

Does grassland management influence storm hydrographs at the field scale?

C2 - Non-edited contributions to conferences

Macleod, C. J. A., Krueger, T., Butler, P. J., Freer, J., Quinton, J. N. and Haygarth, P. M. 2007. Does grassland management influence storm hydrographs at the field scale? European Geosciences Union, General Assembly 2007, Vienna, Austria, 16-20 April 2007.

Genetically modified hydrographs: what can grass genetics do for temperate catchment hydrology?

C2 - Non-edited contributions to conferences

Macleod, C. J. A., Binley, A., Clark, L. J., Hawkins, S. L., Humphreys, M. W., King, I. P., Scholefield, D., Turner, L. B., Whalley, W. R. and Haygarth, P. M. 2007. Genetically modified hydrographs: what can grass genetics do for temperate catchment hydrology? European Geosciences Union, General Assembly 2007, Vienna, Austria, 16-20 April 2007.

Integration for sustainable catchment management

C2 - Non-edited contributions to conferences

Macleod, C. J. A., Scholefield, D. and Haygarth, P. M. 2007. Integration for sustainable catchment management. European Geosciences Union, General Assembly 2007, Vienna, Austria, 16-20 April 2007.

Genetically modified hydrographs: what can grass genetics do for temperate catchment hydrology?

A - Papers appearing in refereed journals

Macleod, C. J. A., Binley, A., Clark, L. J., Hawkins, S. L., Humphreys, M. W., Turner, L. B., Whalley, W. R. and Haygarth, P. M. 2007. Genetically modified hydrographs: what can grass genetics do for temperate catchment hydrology? Hydrological Processes. 21 (16), pp. 2217-2221. https://doi.org/10.1002/hyp.6780

Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: erosion

A - Papers appearing in refereed journals

Bilotta, G. S., Brazier, R. E. and Haygarth, P. M. 2007. Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: erosion. Hydrological Processes. 21 (1), pp. 135-139. https://doi.org/10.1002/hyp.6600

Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: tracing sediment and organic matter

A - Papers appearing in refereed journals

Granger, S. J., Bol, R., Butler, P. J., Haygarth, P. M., Naden, P., Old, G., Owens, P. N. and Smith, B. 2007. Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: tracing sediment and organic matter. Hydrological Processes. 21 (3), pp. 417-422. https://doi.org/10.1002/hyp.6597

Grass roots to improve the management of soil-water

C1 - Edited contributions to conferences/learned societies

Humphreys, M. W., Binley, A., Clark, L. J., Hawkins, S. L., King, I. P., Macleod, C. J. A., Turner, L. B., Whalley, W. R. and Haygarth, P. M. 2007. Grass roots to improve the management of soil-water. Hopkins, J. J., Duncan, A. J., McCracken, D. I., Peel, S. and Tallowin, J. R. B. (ed.) 'High Value Grassland: providing biodiversity, a clean environment and premium products': Proceedings BGS/BES/BSAS Conference, Keele University, Staffs, 17-19 April 2007. British Grassland Society Occasional Symposium, 38. pp. 249-252

Integration for sustainable catchment management

A - Papers appearing in refereed journals

Macleod, C. J. A., Scholefield, D. and Haygarth, P. M. 2007. Integration for sustainable catchment management. Science of the Total Environment. 373 (2-3), pp. 591-602. https://doi.org/10.1016/j.scitotenv.2006.12.029

Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: colloid and sediment characterisation methods

A - Papers appearing in refereed journals

Gimbert, L. J., Worsfold, P. J. and Haygarth, P. M. 2007. Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: colloid and sediment characterisation methods. Hydrological Processes. 21 (2), pp. 275-279. https://doi.org/10.1002/hyp.6599

A perspective on the role of lowland agricultural grasslands in contributing to erosion and water quality problems in the UK

A - Papers appearing in refereed journals

Brazier, R. E., Bilotta, G. S. and Haygarth, P. M. 2007. A perspective on the role of lowland agricultural grasslands in contributing to erosion and water quality problems in the UK. Earth Surface Processes And Landforms. 32 (6), pp. 964-967. https://doi.org/10.1002/esp.1484

Effects of tillage and reseeding on phosphorus transfers from grassland

A - Papers appearing in refereed journals

Butler, P. J. and Haygarth, P. M. 2007. Effects of tillage and reseeding on phosphorus transfers from grassland. Soil Use and Management. 23 (s1), pp. 71-81. https://doi.org/10.1111/j.1475-2743.2007.00107.x

The impacts of grazing animals on the quality of soils, vegetation and surface waters in intensively managed grasslands

A - Papers appearing in refereed journals

Bilotta, G. S., Brazier, R. E. and Haygarth, P. M. 2007. The impacts of grazing animals on the quality of soils, vegetation and surface waters in intensively managed grasslands. Advances in Agronomy. 94, pp. 237-280. https://doi.org/10.1016/S0065-2113(06)94006-1

Determination of nanomolar concentrations of phosphate in natural waters using flow injection with a long path length liquid waveguide capillary cell and solid-state spectrophotometric detection

A - Papers appearing in refereed journals

Gimbert, L. J., Haygarth, P. M. and Worsfold, P. J. 2007. Determination of nanomolar concentrations of phosphate in natural waters using flow injection with a long path length liquid waveguide capillary cell and solid-state spectrophotometric detection. Talanta. 71 (4), pp. 1624-1628. https://doi.org/10.1016/j.talanta.2006.07.044

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Development of a geospatial data-based nutrient model at the global scale: influence of dataset spatial resolution on Kappa map comparison statistics, catchment descriptors and model results

C2 - Non-edited contributions to conferences

Macleod, C. J. A., Deal-Cruz, J., Haygarth, P. M., Glegg, G., Scholefield, D. and Mee. L. 2006. Development of a geospatial data-based nutrient model at the global scale: influence of dataset spatial resolution on Kappa map comparison statistics, catchment descriptors and model results. European Geosciences Union, General Assembly 2006, Vienna, Austria, 2-7 April 2006.

Fluorescent tracing of slurry to headwater streams

C2 - Non-edited contributions to conferences

Naden, P., Old, G., Granger, S. J., Butler, P. J., Bilotta, G. S., Brazier, R. E., Bol, R., Haygarth, P. M. and Macleod, C. J. A. 2006. Fluorescent tracing of slurry to headwater streams. British Hydrological Society Fluoronet Meeting, Birmingham, October 2006.

A measure-centric approach to diffuse pollution modelling and cost curve analysis of mitigation measures

C1 - Edited contributions to conferences/learned societies

Chadwick, D. R., Chambers, B. J., Anthony, S. G., Granger, S. J., Haygarth, P. M., Harris, D. and Smith, K. A. 2006. A measure-centric approach to diffuse pollution modelling and cost curve analysis of mitigation measures. Agriculture and the Environment VI - managing Rural Diffuse Pollution. Proceedings of the SAC and Biennial Conference, Edinburgh, 5-6 April 2006. pp. 93-99

Assessing the cost-effectiveness of integrated measures to decrease loss of nitrate, phosphorus and faecal indicator organisms

C1 - Edited contributions to conferences/learned societies

Shepherd, M. A., Anthony, S. G., Haygarth, P. M., Harris, D., Newell-Price, P., Cuttle, S. P., Chambers, B. J. and Chadwick, D. R. 2006. Assessing the cost-effectiveness of integrated measures to decrease loss of nitrate, phosphorus and faecal indicator organisms. Agriculture and the Environment VI - managing Rural Diffuse Pollution. Proceedings of the SAC and Biennial Conference, Edinburgh, 5-6 April 2006. pp. 77-83

Phosphorus, sediment and colloid transfers from grasslands

C2 - Non-edited contributions to conferences

Freer, J., Bilotta, G. S., Bol, R., Brazier, R., Butler, P. J., Gimbert, L. J., Granger, S. J., Haygarth, P. M., Krueger, T., Macleod, C. J., Naden, P., Old, G., Quinton, J. N., Smith, B. and Worsfold, P. 2006. Phosphorus, sediment and colloid transfers from grasslands. The GRASP project. Second International Conference on Natural Aquatic Colloids and Nanoparticles, University of Plymouth, 13-14 September 2006.

Phosphorus, sediment and colloid transfers from grasslands

C2 - Non-edited contributions to conferences

Freer, J., Bilotta, G. S., Bol, R., Brazier, R., Butler, P. J., Gimbert, L. J., Granger, S. J., Haygarth, P. M., Krueger, T., Macleod, C. J., Naden, P., Old, G., Quinton, J. N., Smith, B. and Worsfold, P. 2006. Phosphorus, sediment and colloid transfers from grasslands. The GRASP project. European Geosciences Union, General Assembly 2006, Vienna, Austria, 2-7 April 2006.

Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: an overview of key issues

A - Papers appearing in refereed journals

Haygarth, P. M., Bilotta, G. S., Bol, R., Brazier, R. E., Butler, P. J., Freer, J., Gimbert, L. J., Granger, S. J., Krueger, T., Macleod, C. J. A., Naden, P., Old, G., Quinton, J. N., Smith, B. and Worsfold, P. 2006. Processes affecting transfer of sediment and colloids, with associated phosphorus, from intensively farmed grasslands: an overview of key issues. Hydrological Processes. 20 (20), pp. 4407-4413. https://doi.org/10.1002/hyp.6598

The cost-effectiveness of integrated diffuse pollution mitigation measures

D1 - Technical reports: non-confidential

Haygarth, P. M. 2006. The cost-effectiveness of integrated diffuse pollution mitigation measures.

A framework for predicting delivery of phosphorus from agricultural land using a decision-tree approach

B - Book chapters etc edited externally

Brazier, R. E., Scharer, M., Heathwaite, L., Beven, K. J., Scholefield, D., Haygarth, P. M., Hodgkinson, R., Walling, D. E. and Withers, P. J. A. 2006. A framework for predicting delivery of phosphorus from agricultural land using a decision-tree approach. in: Rowan, J. S., Duck, R. W. and Werritty, A. (ed.) Sediment Dynamics and the Hydromorphology of Fluvial Systems Wallingford, International Association of Hydrological Sciences.

Defra research in agriculture and environmental protection between 1990 and 2005: summary and analysis

D1 - Technical reports: non-confidential

Sherlock, J., King, J. A., Goodlass, G., Chambers, B. J., Carter, A., Jarvis, S. C., Kibblewhite, M., Goulding, K. W. T., Cottrill, B. R., Dampney, P., Hossell, J. E., Lord, E. I., Nicholson, F. A., Smith, K. A., Webb, J., Withers, P. J. A., Haygarth, P. M., Bradley, I., Clarke, M., Kirk, G., Loveland, P. J., Morgan, R. and McGrath, S. P. 2006. Defra research in agriculture and environmental protection between 1990 and 2005: summary and analysis.

Phosphorus modelling: saving the biodiversity of waterways

G - Articles in popular magazines and other technical publications

Haygarth, P. M. 2006. Phosphorus modelling: saving the biodiversity of waterways. July, p. p17.

Soil and land management

G - Articles in popular magazines and other technical publications

Scholefield, D. and Haygarth, P. M. 2006. Soil and land management. IGER Innovations. 10, pp. 18-21.

A modelling framework to identify new integrated dairy production systems

C1 - Edited contributions to conferences/learned societies

Del Prado, A., Scholefield, D., Chadwick, D. R., Misselbrook, T. H., Haygarth, P. M., Hopkins, A., Dewhurst, R. J., Jones, R., Moorby, J. M., Davison, P., Lord, E. I., Turner, M., Aikman, P. and Schroder, J. 2006. A modelling framework to identify new integrated dairy production systems. Lloveras, J., Gonzalez-Rodriguez, A., Vazquez-Yanez, O., Pineiro, J., Santamaria, O., Olea, L. and Poblaciones, M. J. (ed.) Sustainable Grassland Productivity [Proceedings of the 21st General Meeting of the European Grassland Federation, Badajoz, Spain, 3-6 April 2006].

Phosphorus mobilisation with sediment and colloids through drained and undrained grasslands

D1 - Technical reports: non-confidential

Haygarth, P. M. 2006. Phosphorus mobilisation with sediment and colloids through drained and undrained grasslands.

The influence of sample preparation on observed particle size distributions for contrasting soil suspensions using flow field-flow fractionation

A - Papers appearing in refereed journals

Gimbert, L. J., Haygarth, P. M., Beckett, R. and Worsfold, P. J. 2006. The influence of sample preparation on observed particle size distributions for contrasting soil suspensions using flow field-flow fractionation. Environmental Chemistry. 3 (3), pp. 184-191.

A conceptual model describing the effects of soil wetting and drying on phosphorus biogeochemistry

C1 - Edited contributions to conferences/learned societies

Stamp, J. K., Blackwell, M. S. A., Brookes, P. C., Haygarth, P. M., Murray, P. J., Snars, K. E. and Swain, A. 2006. A conceptual model describing the effects of soil wetting and drying on phosphorus biogeochemistry. 8th British Grassland Society Research Conference, 'Grassland as a Multifunctional Resource', Royal Agricultural College, Cirencester, 4-6 September 2006. pp. 129-130

Modifications to fumigation extraction to permit better analysis of field soils and ease of measurement

C1 - Edited contributions to conferences/learned societies

Snars, K. E., Swain, A., Brookes, P. C., Blackwell, M. S. A., Haygarth, P. M., Murray, P. J. and Stamp, J. K. 2006. Modifications to fumigation extraction to permit better analysis of field soils and ease of measurement. 3rd International Symposium on Phosphorus Dynamics in the Soil-Plant Continuum, Uberlandia-Minas Gerais, Brazil, 14-19 May 2006. pp. 64-66

Diffuse pollution from agriculture (DWPA): User Manual

D1 - Technical reports: non-confidential

Cuttle, S. P., Haygarth, P. M., Chadwick, D. R., Newell-Price, P., Harris, D., Shepherd, M. A., Chambers, B. J. and Humphrey, R. 2006. Diffuse pollution from agriculture (DWPA): User Manual.

A conceptual model describing the effects of soil wetting and drying on phosphorus biogeochemistry

C2 - Non-edited contributions to conferences

Blackwell, M. S. A., Brookes, P. C., Haygarth, P. M., Murray, P. J., Snars, K., Stamp, J. and Swain, A. 2006. A conceptual model describing the effects of soil wetting and drying on phosphorus biogeochemistry. Third International Symposium on Phosphorus Dynamics in the Soil-Plant Continuum, Iberlandia, Minas Gerais, Brazil, 14-19 May 2006.

Differential E. coli die-off patterns associated with agricultural matrices

A - Papers appearing in refereed journals

Oliver, D. M., Haygarth, P. M., Clegg, C. D. and Heathwaite, A. L. 2006. Differential E. coli die-off patterns associated with agricultural matrices. Environmental Science & Technology. 40 (18), pp. 5710-5716. https://doi.org/10.1021/es0603249

Phosphorus nutrition of arable crops

B - Book chapters etc edited externally

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

The contribution of commercial fertilizer nutrients to food production

A - Papers appearing in refereed journals

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

Determinants of species richness in the Park Grass Experiment

A - Papers appearing in refereed journals

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

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

C2 - Non-edited contributions to conferences

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

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.

Cost-Cube: A measure centric model for characterisation of diffuse pollution

C2 - Non-edited contributions to conferences

Anthony, S. G., Chadwick, D. R., Granger, S. J., Haygarth, P. M., Harris, D., Chambers, B. J. and Smith, K. A. 2005. Cost-Cube: A measure centric model for characterisation of diffuse pollution. 'N management in agrosystems in relation to the Water Framework Directive', 14th N-Workshop, Maastricht, Netherlands, 24-26 October 2005.

Editorial: Linking landscape sources of phosphorus and sediment to ecological impacts in surface waters

A - Papers appearing in refereed journals

Haygarth, P. M. 2005. Editorial: Linking landscape sources of phosphorus and sediment to ecological impacts in surface waters. Science of the Total Environment. 344 (1-3), pp. 1-3. https://doi.org/10.1016/j.scitotenv.2005.02.008

Effect of soil erosion on surface water quality: correlation between turbidity and nutrient concentrations

C2 - Non-edited contributions to conferences

Hatch, D. J., Butler, P. J. and Haygarth, P. M. 2005. Effect of soil erosion on surface water quality: correlation between turbidity and nutrient concentrations. 'N management in agrosystems in relation to the Water Framework Directive', 14th N-Workshop, Maastricht, Netherlands, 24-26 October 2005. pp. p109

Phosphorus in soil and water quality: interdisciplinary research for agriculture and the environment

G - Articles in popular magazines and other technical publications

Haygarth, P. M. 2005. Phosphorus in soil and water quality: interdisciplinary research for agriculture and the environment. 14 (August), p. p 15.

Soil science and environmental quality

G - Articles in popular magazines and other technical publications

Haygarth, P. M. and Scholefield, D. 2005. Soil science and environmental quality. IGER Innovations. 9, pp. 48-51.

Transfer of Escherichia coli to water from drained and undrained grassland after grazing

A - Papers appearing in refereed journals

Oliver, D. M., Heathwaite, L., Haygarth, P. M. and Clegg, C. D. 2005. Transfer of Escherichia coli to water from drained and undrained grassland after grazing. Journal of Environmental Quality. 34, pp. 918-925. https://doi.org/10.2134/jeq2004.0327

Grassland productivity and water quality: a 21st century issue

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M. and Nash, D. M. 2005. Grassland productivity and water quality: a 21st century issue. Wilkins, R. J. (ed.) International Grassland Congress, XX, Dublin, 26 June - 1 July 2005.

Sampling, sample treatment and quality assurance issues for the determination of phosphorus species in natural waters and soils

A - Papers appearing in refereed journals

Worsfold, P. J., Gimbert, L. J., Mankasingh, U., Omaka, O. N., Hanrahan, G., Gardolinski, P. C. F. C., Haygarth, P. M., Turner, B. L., Keith-Roach, M. J. and McKelvie, I. D. 2005. Sampling, sample treatment and quality assurance issues for the determination of phosphorus species in natural waters and soils. Talanta. 66 (2), pp. 273-293. https://doi.org/10.1016/j.talanta.2004.09.006

Evaluating diffuse and point phosphorus contributions to river transfers at different scales in the Taw catchment, Devon, UK

A - Papers appearing in refereed journals

Wood, F. L., Heathwaite, A. L. and Haygarth, P. M. 2005. Evaluating diffuse and point phosphorus contributions to river transfers at different scales in the Taw catchment, Devon, UK. Journal of Hydrology. 304 (1-4), pp. 118-138. https://doi.org/10.1016/j.jhydrol.2004.07.026

Evaluating colloidal phosphorus delivery to surface waters from diffuse agricultural sources

A - Papers appearing in refereed journals

Heathwaite, A. L., Matthews, R. A., Preedy, N. and Haygarth, P. M. 2005. Evaluating colloidal phosphorus delivery to surface waters from diffuse agricultural sources. Journal of Environmental Quality. 34 (1), pp. 287-298. https://doi.org/https://doi.org/10.2134/jeq2005.0287a

On the concept of delivery of sediment and nutrients to stream channels

A - Papers appearing in refereed journals

Beven, K. J., Heathwaite, L., Haygarth, P. M., Walling, D. E., Brazier, R. and Withers, P. J. A. 2005. On the concept of delivery of sediment and nutrients to stream channels. Hydrological Processes. 19 (2), pp. 551-556. https://doi.org/10.1002/hyp.5796

Reviewing the potential for reductions of nitrogen and phosphorus inputs in current farm systems

D1 - Technical reports: non-confidential

Haygarth, P. M., Scholefield, D., Chadwick, D. R., Cardenas, L. M., Butler, P. J., Shepherd, M. A., Goodlass, G., Withers, P. J. A., Chambers, B. J., Lord, E. I., Cottrill, B. R., Smith, K. A., Harris, D., Ferrier, R., Stutter, M., Carvalho, L., Anderson, J., White, P., Cuttle, S. P., Dewhurst, R. J., Heathwaite, L. and Johnes, P. 2005. Reviewing the potential for reductions of nitrogen and phosphorus inputs in current farm systems.

Phosphatase activity in temperate pasture soils: potential regulation of labile organic phosphorus turnover by phosphodiesterase activity

A - Papers appearing in refereed journals

Turner, B. L. and Haygarth, P. M. 2005. Phosphatase activity in temperate pasture soils: potential regulation of labile organic phosphorus turnover by phosphodiesterase activity. Science of the Total Environment. 344 (1-3), pp. 27-36. https://doi.org/10.1016/j.scitotenv.2005.02.003

The phosphorus transfer continuum: linking source to impact with an interdisciplinary and multi-scaled approach

A - Papers appearing in refereed journals

Haygarth, P. M., Condron, L. M., Heathwaite, A. L., Turner, B. L. and Harris, G. P. 2005. The phosphorus transfer continuum: linking source to impact with an interdisciplinary and multi-scaled approach. Science of the Total Environment. 344 (1-3), pp. 5-14. https://doi.org/10.1016/j.scitotenv.2005.02.001

Spatial variability of soil phosphorus in relation to the topographic index and critical source areas: sampling for assessing risk to water quality

A - Papers appearing in refereed journals

Page, T., Haygarth, P. M., Beven, K. J., Joynes, A., Butler, P. J., Keeler, C., Freer, J., Owen, P. and Woods, G. 2005. Spatial variability of soil phosphorus in relation to the topographic index and critical source areas: sampling for assessing risk to water quality. Journal of Environmental Quality. 34 (6), pp. 2263-2277. https://doi.org/10.2134/jeq2004.0398

Phosphorus dynamics observed through increasing scales in a nested headwater-to-river channel study

A - Papers appearing in refereed journals

Haygarth, P. M., Wood, F. L., Heathwaite, A. L. and Butler, P. J. 2005. Phosphorus dynamics observed through increasing scales in a nested headwater-to-river channel study. Science of the Total Environment. 344 (1-3), pp. 83-106. https://doi.org/10.1016/j.scitotenv.2005.02.007

Comparison of centrifugation and filtration techniques for the size fractionation of colloidal material in soil suspensions using sedimentation field-flow fractionation

A - Papers appearing in refereed journals

Gimbert, L. J., Haygarth, P. M., Beckett, R. and Worsfold, P. J. 2005. Comparison of centrifugation and filtration techniques for the size fractionation of colloidal material in soil suspensions using sedimentation field-flow fractionation. Environmental Science & Technology. 39 (6), pp. 1731-1735. https://doi.org/10.1021/es049230u

Assessing the potential for pathogen transfer from grassland soils to surface waters

A - Papers appearing in refereed journals

Oliver, D. M., Clegg, C. D., Haygarth, P. M. and Heathwaite, A. L. 2005. Assessing the potential for pathogen transfer from grassland soils to surface waters. Advances in Agronomy. 85, pp. 125-180. https://doi.org/10.1016/S0065-2113(04)85003-X

Micronutrients in soil and agrosystems: occurrence and availability.

A - Papers appearing in refereed journals

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

Phosphorus and crop nutrition: principles and practice

B - Book chapters etc edited externally

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

Observations on historical, contemporary, and natural PCDD/Fs

A - Papers appearing in refereed journals

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

Turnover of nitrogen-15-labeled fertilizer in old grassland

A - Papers appearing in refereed journals

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

Sustainable management of potassium

B - Book chapters etc edited externally

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

Soil acidity - resilience and thresholds

B - Book chapters etc edited externally

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

Investigation of the routes by which pathogens associated with livestock slurries and manure may be transferred from the farm to the wider environment

D1 - Technical reports: non-confidential

Avery, S., Haygarth, P. M., Hobbs, P. J., Chadwick, D. R., Anthony, S. G., Smith, K. A. and Williams, J. 2004. Investigation of the routes by which pathogens associated with livestock slurries and manure may be transferred from the farm to the wider environment. Department for Environment, Food and Rural Affairs (DEFRA).

Tale of two catchments: monitoring phosphorus transfer from agricultural grasslands to first order streams (data from 2002)

C2 - Non-edited contributions to conferences

Joynes, A., Haygarth, P. M., Beven, K. J., Page, T. J., Freer, J. and Wood, G. 2004. Tale of two catchments: monitoring phosphorus transfer from agricultural grasslands to first order streams (data from 2002). Poster DEFRA P Coordination Meeting, Tewkesbury, Glos., 30th November - 2nd December 2004.

Development of a decision support tool for global diffuse nitrogen pollution assessment

C1 - Edited contributions to conferences/learned societies

Macleod, C. J. A., Dela-Cruz, J., Haygarth, P. M., Glegg, G., Scholefield, D. and Mee, L. 2004. Development of a decision support tool for global diffuse nitrogen pollution assessment. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 81-82

Pathogen export from grassland systems

G - Articles in popular magazines and other technical publications

Hobbs, P. J., Davies, D. R. and Haygarth, P. M. 2004. Pathogen export from grassland systems. IGER Innovations. 8, pp. 54-57.

Cost curve assessment of phosphorus mitigation options relevant to UK agriculture

D1 - Technical reports: non-confidential

Haygarth, P. M. 2004. Cost curve assessment of phosphorus mitigation options relevant to UK agriculture.

A conceptual model for the characterisation of diffuse pollutants

C1 - Edited contributions to conferences/learned societies

Granger, S. J., Haygarth, P. M., Chadwick, D. R., Smith, K. A., Anthony, S. G., Chambers, B. J. and Harris, D. 2004. A conceptual model for the characterisation of diffuse pollutants. IWA (International Water Association) 8th International Conference on Diffuse/Nonpoint Pollution, Kyoto, Japan, 24-29 October 2004.

Temporal variability in phosphorus transfers: classifying concentration-discharge event dynamics

A - Papers appearing in refereed journals

Haygarth, P. M., Turner, B. L., Fraser, A., Jarvis, S. C., Harrod, T., Nash, D., Halliwell, D., Page, T. and Beven, K. J. 2004. Temporal variability in phosphorus transfers: classifying concentration-discharge event dynamics. Hydrology And Earth System Sciences. 8 (1), pp. 88-97.

Practical agricultural benefits from phosphorus and nitrate programmes

G - Articles in popular magazines and other technical publications

Haygarth, P. M. 2004. Practical agricultural benefits from phosphorus and nitrate programmes. 12 (March), p. p8.

Background and elevated phosphorus release from terrestrial environments

B - Book chapters etc edited externally

Haygarth, P. M. and Condron, L. M. 2004. Background and elevated phosphorus release from terrestrial environments. in: Valsami-Jones, E. (ed.) Phosphorus in Environmental Technology. Principles and Applications IWA Publishers. pp. 79-92

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. https://doi.org/10.1017/S0021859603002971

Effectiveness of different precipitated phosphates as phosphorus sources for plants

A - Papers appearing in refereed journals

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

Soil analysis: it's interpretation and nutrient management practices

G - Articles in popular magazines and other technical publications

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

Demonstration of global nutrient loading models for international diffuse pollution assessment

C2 - Non-edited contributions to conferences

Macleod, C. J. A., Dela-Cruz, J., Haygarth, P. M., Glegg, G., Scholefield, D. and Mee, L. 2003. Demonstration of global nutrient loading models for international diffuse pollution assessment. Management Conference, Dublin, Ireland, 17-22 August 2003.

Data types and resolution for modelling phosphorus transport from agricultural soils

C2 - Non-edited contributions to conferences

Page, T., Joynes, A., Haygarth, P. M., Beven, K. J. and Wood, G. 2003. Data types and resolution for modelling phosphorus transport from agricultural soils. Poster EGS-AGU-EUG Joint Assembly 2003, Nice, France, 6-11 April 2003. European Geosciences Union (EGU).

A review of the significance on non-point source agricultural phosphorus to surface water

G - Articles in popular magazines and other technical publications

Macleod, C. J. A. and Haygarth, P. M. 2003. A review of the significance on non-point source agricultural phosphorus to surface water. SCOPE Newsletter. 51 (Special Edition June 2003), p. 10pp.

Modeling diffuse pollution loads with geo-spatial data.

C2 - Non-edited contributions to conferences

Dela-Cruz, J., Glegg, G., Macleod, C. J. A. and Haygarth, P. M. 2003. Modeling diffuse pollution loads with geo-spatial data. Abstract 5th International Symposium, GIS and Computer Cartography for Coastal Zone Management. Genova, Italy, 16th-18th October 2003..

Environmental applications of flow field-flow fractionation (FIFFF)

A - Papers appearing in refereed journals

Gimbert, L. J., Andrew, K. N., Haygarth, P. M. and Worsfold, P. J. 2003. Environmental applications of flow field-flow fractionation (FIFFF). Trends in Analytical Chemistry. 22 (10), pp. 615-633.

Integrated research for phosphorus in agriculture and river catchments

G - Articles in popular magazines and other technical publications

Haygarth, P. M. 2003. Integrated research for phosphorus in agriculture and river catchments. 11 (June), p. p10.

Cost curve assessment of phosphorus mitigation options relevant to UK agriculture

D1 - Technical reports: non-confidential

Haygarth, P. M. 2003. Cost curve assessment of phosphorus mitigation options relevant to UK agriculture.

A decision support tool for international diffuse pollution management

C2 - Non-edited contributions to conferences

Macleod, C. J. A., Dela-Cruz, J., Haygarth, P. M., Glegg, G., Scholefield, D. and Mee, L. 2003. A decision support tool for international diffuse pollution management. International Diffuse Pollution and Basin Management Conference, Dublin, Ireland, 17-22 August 2003.

Nutrients in rivers

G - Articles in popular magazines and other technical publications

Haygarth, P. M., Scholefield, D. and Jarvis, S. C. 2003. Nutrients in rivers. IGER Innovations. 7, pp. 60-63.

Determining hydrological pathways for the transfer of potential pathogens from grassland soils to surface waters

C1 - Edited contributions to conferences/learned societies

Oliver, D. M., Clegg, C. D., Haygarth, P. M. and Heathwaite, A. L. 2003. Determining hydrological pathways for the transfer of potential pathogens from grassland soils to surface waters. Bruen, M. (ed.) Diffuse Pollution and Basin Management. Proceedings 7th International Specialised IWA Conference, Dublin, Ireland, 17-22 August 2003.

Linking sources of phosphorus and sediment in the landscape to ecological impacts in waters - seeking an integrated approach

C2 - Non-edited contributions to conferences

Haygarth, P. M. and Harris, G. 2003. Linking sources of phosphorus and sediment in the landscape to ecological impacts in waters - seeking an integrated approach. International Phosphorus Linking Workshop organised by IGER and DEFRA, London, 8-9 May 2003.

Changes in bicarbonate-extractable inorganic and organic phosphorus by drying pasture soils

A - Papers appearing in refereed journals

Turner, B. L. and Haygarth, P. M. 2003. Changes in bicarbonate-extractable inorganic and organic phosphorus by drying pasture soils. Soil Science Society of America Journal. 67 (1), pp. 344-350.

Potential contribution of lysed bacterial cells to phosphorus solubilisation in two rewetted Australian pasture soils

A - Papers appearing in refereed journals

Turner, B. L., Driessen, J. P., Haygarth, P. M. and McKelvie, I. D. 2003. Potential contribution of lysed bacterial cells to phosphorus solubilisation in two rewetted Australian pasture soils. Soil Biology and Biochemistry. 35 (1), pp. 187-189.

Possibilities for reducing nitrate leaching from agricultural land

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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.

Pathogen transfer from grassland soils to surface waters

C2 - Non-edited contributions to conferences

Oliver, D. M., Clegg, C. D., Haygarth, P. M. and Heathwaite, A. L. 2002. Pathogen transfer from grassland soils to surface waters. Peninsula Microbiology Forum, Seale Hayne, University of Plymouth, September 2002.

Pathogen transfer from grassland soils to surface waters

C2 - Non-edited contributions to conferences

Oliver, D. M., Clegg, C. D., Haygarth, P. M. and Heathwaite, A. L. 2002. Pathogen transfer from grassland soils to surface waters. 9th Annual Organic Contaminants Meeting 'Cutting Edge 2002', University of Reading, 2 May 2002.

Accelerated phosphorus losses from a reseeded pasture

G - Articles in popular magazines and other technical publications

Haygarth, P. M. 2002. Accelerated phosphorus losses from a reseeded pasture.

Quantification of phosphorus transfers from soil following tillage and reseed of grassland swards

D1 - Technical reports: non-confidential

Haygarth, P. M. 2002. Quantification of phosphorus transfers from soil following tillage and reseed of grassland swards.

Grassland resowing and grass-arable rotations in the United Kingdom: agricultural and environmental issues

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Easson, L., Goulding, K. W. T., Haygarth, P. M., Shepherd, M. A. and Watson, C. 2002. Grassland resowing and grass-arable rotations in the United Kingdom: agricultural and environmental issues. Conijn, J. G., Velthof, G. L. and Taube, F. (ed.) Grassland resowing and grass-arable crop rotations. Proceedings International Workshop on Agricultural and Environmental Issues, Wageningen, the Netherlands, 18-19 April 2002. pp. 93-105

Beta-glucosidase activity in pasture soils

A - Papers appearing in refereed journals

Turner, B. L., Hopkins, D. W., Haygarth, P. M. and Ostle, N. J. 2002. Beta-glucosidase activity in pasture soils. Applied Soil Ecology. 20 (2), pp. 157-162. https://doi.org/10.1016/S0929-1393(02)00020-3

Agriculture, Hydrology and Water Quality

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

Haygarth, P. M. Jarvis, S. C. (ed.) 2002. Agriculture, Hydrology and Water Quality. CABI International, Wallingford, Oxon (CABI).

Soils and Environmental Quality

C2 - Non-edited contributions to conferences

Parkinson, R. J., Haygarth, P. M. and Scholefield, D. 2002. Soils and Environmental Quality. British Society of Soil Science Conference, Seale-Hayne Campus, University of Plymouth, 8-11 September 2002.

Incidental transfers of colloidal phosphorus following applications of slurry and fertiliser to grassland

C1 - Edited contributions to conferences/learned societies

Preedy, N., Matthews, R. A. and Haygarth, P. M. 2002. Incidental transfers of colloidal phosphorus following applications of slurry and fertiliser to grassland. Steenvoorden, J., Claessen, F. and Willems, J. (ed.) Proceedings International Association of Hydrological Sciences Conference on Agricultural Effects on Ground and Surface Waters: Research and Policy at the Edge of Science and Society, Wageningen, Netherlands, 1-4 October 2000. International Association of Hydrological Sciences (IAHS) Press, Wallingford Oxford.

Evidence for connectivity of phosphorus transport from plot to catchment?

C1 - Edited contributions to conferences/learned societies

Wood, A. F., Heathwaite, A. L. and Haygarth, P. M. 2002. Evidence for connectivity of phosphorus transport from plot to catchment? Steenvoorden, J. (ed.) Proceedings of the International Association of Hydrological Sciences Conference on Agricultural Effects on Ground and Surface Waters: Research and Policy at the Edge of Science and Society, Wageningen, Netherlands, 1-4 October 2000. International Association of Hydrological Sciences (IAHS) Press, Wallingford Oxford.

A rapid and simple technique for the digestion and determination of total phosphorus in animal manures and herbage

A - Papers appearing in refereed journals

Greaves, J. B., Hobbs, P. J. and Haygarth, P. M. 2002. A rapid and simple technique for the digestion and determination of total phosphorus in animal manures and herbage. Communications in Soil Science and Plant Analysis. 33 (9-10), pp. 1577-1587.

Characterisation of water-extractable soil organic phosphorus by phosphatase hydrolysis

A - Papers appearing in refereed journals

Turner, B. L., McKelvie, I. D. and Haygarth, P. M. 2002. Characterisation of water-extractable soil organic phosphorus by phosphatase hydrolysis. Soil Biology and Biochemistry. 34 (1), pp. 27-35. https://doi.org/10.1016/S0038-0717(01)00144-4

Inositol phosphates in the environment

A - Papers appearing in refereed journals

Turner, B. L., Paphazy, M. J., Haygarth, P. M. and McKelvie, I. D. 2002. Inositol phosphates in the environment. Philosophical Transactions of the Royal Society B-Biological Sciences. 357 (1420), pp. 449-469. https://doi.org/10.1098/rstb.2001.0837

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

A - Papers appearing in refereed journals

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

Longterm trends in metals in agroecosystems

C2 - Non-edited contributions to conferences

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

Temporal trends in cadmium in crops and soils

C2 - Non-edited contributions to conferences

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

Organochlorine pesticide residues in archived UK soil

A - Papers appearing in refereed journals

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

Phosphorus, potassium and sulphur cycles in agricultural soils

C1 - Edited contributions to conferences/learned societies

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

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

A - Papers appearing in refereed journals

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

Principles of crop nutrition for sustainable food production

A - Papers appearing in refereed journals

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

Quantifying diffuse agricultural phosphorus transfers along htdrological pathways from field scale studies

C1 - Edited contributions to conferences/learned societies

Fraser, A. I., Harrod, T. R. and Haygarth, P. M. 2001. Quantifying diffuse agricultural phosphorus transfers along htdrological pathways from field scale studies. Preferential flow: water movement and chemical transport in the environment. Proceedings 2nd International Symposium, Honolulu, Hawaii, 3-5 January 2001. American Society of Agricultural Engineers (ASAE), St Joseph. pp. 169-172

Monitoring the transfer of phosphorus from agricultural grasslands to first order streams: parameters for a predictive model

C2 - Non-edited contributions to conferences

Joynes, A., Haygarth, P. M., Beven, K. J., Freer, J. and Fraser, A. 2001. Monitoring the transfer of phosphorus from agricultural grasslands to first order streams: parameters for a predictive model. Connecting Phosphorus transfer from agriculture to impacts in surface waters. Poster International Phosphorus Transfer Workshop, Plymouth University, Plymouth, Devon, UK, 28 August - 1 September 2001.

A novel biological phosphate pump for livestock wastes

C2 - Non-edited contributions to conferences

Greaves, J., Haygarth, P. M. and Hobbs, P. J. 2001. A novel biological phosphate pump for livestock wastes. Poster Second International Conference on phosphate recovery from recycling from sewage and animal wastes, Noordwijkerhout, Holland, 12-13 March 2001.

Modelling phosphorus export from agricultural grasslands to watercourses

C2 - Non-edited contributions to conferences

Freer, J., Beven, K. J., Haygarth, P. M., Fraser, A. and Joynes, A. 2001. Modelling phosphorus export from agricultural grasslands to watercourses. Connecting Phosphorus transfer from agriculture to impacts in surface waters. Abstract, Proceedings International Phosphorus Transfer Workshop, 28 August - 1 September 2001, Plymouth, Devon, UK. pp. 107

The effects of tillage and reseeding on phosphorus transfers from drained grassland

C2 - Non-edited contributions to conferences

Butler, P. J. and Haygarth, P. M. 2001. The effects of tillage and reseeding on phosphorus transfers from drained grassland. Connecting phosphorus transfer from agriculture to impacts in surface waters. Proceedings International Phosphorus Transfer Workshop, 28 August - 1 September 2001, Plymouth, Devon, UK. pp. 32

Organic phosphorus characterisation by phosphatase hydrolysable phosphorus techniques: applications to soil extracts and runoff waters

B - Book chapters etc edited externally

Turner, B. L. and Haygarth, P. M. 2001. Organic phosphorus characterisation by phosphatase hydrolysable phosphorus techniques: applications to soil extracts and runoff waters. in: Whitton, B. and Hernandez, I. (ed.) Phosphatases in the Environment Kluwer Academic Publishers, Dordrecht, Netherlands.

Connecting phosphorus transfer from agriculture to impacts in surface waters, International Phosphorus Transfer Workshop 2001, 28 August - 1 September 2001, Plymouth University

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

Haygarth, P. M., Condron, L. M. and Butler, P. J. Chisholm, J. S. (ed.) 2001. Connecting phosphorus transfer from agriculture to impacts in surface waters, International Phosphorus Transfer Workshop 2001, 28 August - 1 September 2001, Plymouth University. Institute of Grassland and Environmental Research (IGER) NW.

Processes controlling soil phosphorus release to runoff and implications for agricultural management

A - Papers appearing in refereed journals

Mcdowell, R. W., Sharpley, A. N., Condron, L. M., Haygarth, P. M. and Brookes, P. C. 2001. Processes controlling soil phosphorus release to runoff and implications for agricultural management. Nutrient Cycling in Agroecosystems. 59 (3), pp. 269-284. https://doi.org/10.1023/A:1014419206761

Phosphorus solubilisation in rewetted soils

A - Papers appearing in refereed journals

Turner, B. L. and Haygarth, P. M. 2001. Phosphorus solubilisation in rewetted soils. Nature. 411 (6835), p. 258. https://doi.org/10.1038/35077146

Rapid incidental phosphorus transfers from grassland

A - Papers appearing in refereed journals

Preedy, N., McTiernan, K. B., Matthews, R. A., Heathwaite, A. L. and Haygarth, P. M. 2001. Rapid incidental phosphorus transfers from grassland. Journal of Environmental Quality. 30 (6), pp. 2105-2112. https://doi.org/10.2134/jeq2001.2105

Rapid estimation of microbial biomass in grassland soils by ultra-violet absorbance

A - Papers appearing in refereed journals

Turner, B. L., Bristow, A. W. and Haygarth, P. M. 2001. Rapid estimation of microbial biomass in grassland soils by ultra-violet absorbance. Soil Biology and Biochemistry. 33 (7-8), pp. 913-919.

Working with our living soil

G - Articles in popular magazines and other technical publications

Donaghy, D. T., Bol, R. and Haygarth, P. M. 2001. Working with our living soil.

Soil and plant phosphate

G - Articles in popular magazines and other technical publications

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

Some aspects of nitrogen use efficiency in arable agriculture

C1 - Edited contributions to conferences/learned societies

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

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

A - Papers appearing in refereed journals

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

Nitrogen mobility - a review

C1 - Edited contributions to conferences/learned societies

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

Efficient use of nutrients in agricultural production systems

A - Papers appearing in refereed journals

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

Some aspects of achieving sustainable phosphorus use in agriculture

A - Papers appearing in refereed journals

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

Phosphorus

B - Book chapters etc edited externally

Haygarth, P. M. and Leaf, S. S. 2000. Phosphorus. in: D'Arcy, B. J., Ellis, J. B., Ferrier, R. C., Jenkins, A. and Dils, R. (ed.) Diffuse Pollution Impacts: the Environmental and Economic Impacts of Diffuse Pollution in the UK Lavenham, Suffolk Chartered Institution Of Water and Environmental Management. pp. 73-84

Enzymatic controls on soil organic phosphorus

C2 - Non-edited contributions to conferences

Turner, B. L. and Haygarth, P. M. 2000. Enzymatic controls on soil organic phosphorus. Proceedings International Conference on Phosphorus in the Soil - Plant Continuum, Beijing, China, 17-22 September 2000.

Microbiological and enzymatic controls on soil phosphorus release to water

C2 - Non-edited contributions to conferences

Turner, B. L. and Haygarth, P. M. 2000. Microbiological and enzymatic controls on soil phosphorus release to water. Interactions of Soil Minerals with Microrganisms and Organic Matter, Naples, Italy, May 2000.

Phosphorus release to water by soil drying and rewetting

C1 - Edited contributions to conferences/learned societies

Turner, B. L. and Haygarth, P. M. 2000. Phosphorus release to water by soil drying and rewetting. Adams, J. A. and Metherell, A. K. (ed.) Soil 2000 : New Horizons for a New Century. Proceedings 2nd Australia and New Zealand Joint Soils Conference, Lincoln University, Canterbury, New Zealand, 2-8 December 2000. Vol. 2. Oral papers. pp. 319-320

Scaling up and connectivity of soil phosphorus transfers into river catchments

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M., Wood, A. F. and Heathwaite, A. L. 2000. Scaling up and connectivity of soil phosphorus transfers into river catchments. Adams, J. A. and Metherell, A. K. (ed.) Soil 2000 : New Horizons for a New Century. Proceedings 2nd Australia and New Zealand Joint Soils Conference, Lincoln University, Canterbury, New Zealand, 2-8 December 2000. Vol. 2. Oral papers. pp. 133-134

Phosphate fertilisers, agriculture and the environment

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M. and Foy, R. H. 2000. Phosphate fertilisers, agriculture and the environment. Fertiliser Research: Unlocking the potential of New Zealand agriculture. Proceedings 26th New Zealand Fertilizer Manufacturers' Technical Conference, Lincoln University, Canterbury, 14-15 November 2000. pp. 11-18

Prioritising mitigation of soil P transfer in relation to water flows

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M., Turner, B. L., Fraser, A. I., Jarvis, S. C., Harrod, T. R., Nash, D. M. and Halliwell, D. J. 2000. Prioritising mitigation of soil P transfer in relation to water flows. Soegaard, K., Ohlsson, C., Hutchings, N. J., Kristensen, T. and Sehested, J. (ed.) Grassland Farming: Balancing Environmental and Economic Demands. Proceedings of the 18th General Meeting of the European Grassland Federation, Aalborg, Denmark, 22-25 May 2000 (Grassland Science in Europe, Vol 5). European Grassland Federation (EGF). pp. 474-476

Mechanisms and mitigation of phosphorus transfer from soil to water

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M. 2000. Mechanisms and mitigation of phosphorus transfer from soil to water. Sapek, A. (ed.) Scientific Basis to Mitigate the Nutrient Dispersion in the Environment. Proceedings of a Polish Institute for Land Reclamation and Grassland Farming (IMUZ) Conference, Falenty / Nadarzyn, Warsaw, 13-14 December 1999. Instytut Melioracji i Uzytkow Zielonych (IMUZ), Falenty, Poland. pp. 126-137

Potential for preferential pathways of phosphorus transport

A - Papers appearing in refereed journals

Simard, R. R., Beauchemin, S. and Haygarth, P. M. 2000. Potential for preferential pathways of phosphorus transport. Journal of Environmental Quality. 29 (1), pp. 97-105.

Sample collection, handling, preparation and storage

B - Book chapters etc edited externally

Haygarth, P. M. and Edwards, A. C. 2000. Sample collection, handling, preparation and storage. in: Pierzynski, G. M. (ed.) Methods of Phosphorus Analysis for Soils, Sediments, Residuals and Water. (Southern Co-operative series bulletin, 396) North Carolina State University, Raleigh. pp. 84-90

Phosphorus forms and concentrations in leachate under four grassland soil types

A - Papers appearing in refereed journals

Turner, B. L. and Haygarth, P. M. 2000. Phosphorus forms and concentrations in leachate under four grassland soil types. Soil Science Society of America Journal. 64 (3), pp. 1090-1099.

Hydrological factors for phosphorus transfer from agricultural soils

B - Book chapters etc edited externally

Haygarth, P. M., Heathwaite, A. L., Jarvis, S. C. and Harrod, T. R. 2000. Hydrological factors for phosphorus transfer from agricultural soils. in:

Terminology for phosphorus transfer

A - Papers appearing in refereed journals

Haygarth, P. M. and Sharpley, A. N. 2000. Terminology for phosphorus transfer. Journal of Environmental Quality. 29 (1), pp. 10-15.

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

G - Articles in popular magazines and other technical publications

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

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

C1 - Edited contributions to conferences/learned societies

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

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. https://doi.org/10.1046/j.1365-2389.1999.00253.x

Biological weed control via nutrient competition: potassium limitation of dandelions

A - Papers appearing in refereed journals

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

The Four Villages Soil Trail

G - Articles in popular magazines and other technical publications

Haygarth, P. M., Brown, L., Chadwick, D., Harrod, T., Jarvis, S. C., Ramel, G. and Tallowin, J. R. B. 1999. The Four Villages Soil Trail.

Working with our Living Soil

G - Articles in popular magazines and other technical publications

Donaghy, D. T., Bol, R. and Haygarth, P. M. 1999. Working with our Living Soil.

Simplified classification of hydrological terminology for phosphorus transfer

C1 - Edited contributions to conferences/learned societies

Preedy, N., Haygarth, P. M. and Matthews, R. A. 1999. Simplified classification of hydrological terminology for phosphorus transfer. Heathwaite, L. (ed.) Impact of Land Use Change on Nutrient Loads from Diffuse Sources. Proceedings of an International Symposium held during the XXIIth General Assembly of the International Union of Geodesy and Geophysics, Birmingham, 19-30 July 1999. International Association of Hydrological Sciences (IAHS) Press, Wallingford Oxford. pp. 3-11

Practical management of manure to reduce phosphorus accumulation in soils

C2 - Non-edited contributions to conferences

Whitehead, P., Chadwick, D. R., Haygarth, P. M. and Robinson, J. S. 1999. Practical management of manure to reduce phosphorus accumulation in soils. Corrall, A. J. (ed.) Accounting for Nutrients: A Challenge for Grassland Farmers in the 21st Century, British Grassland Society Occasional Symposium No 33, BGS Conference, Great Malvern, UK, 22-23 November 1999. British Grassland Society (BGS) Hurley. pp. 169-70

Phosphorus leaching under cut grassland

A - Papers appearing in refereed journals

Turner, B. L. and Haygarth, P. M. 1999. Phosphorus leaching under cut grassland. Water Science And Technology. 39 (12), pp. 63-67. https://doi.org/10.1016/S0273-1223(99)00319-4

The effect of rainfall intensity on soil erosion and particulate phosphorus transfer from arable soils

A - Papers appearing in refereed journals

Fraser, A. I., Harrod, T. R. and Haygarth, P. M. 1999. The effect of rainfall intensity on soil erosion and particulate phosphorus transfer from arable soils. Water Science And Technology. 39 (12), pp. 41-45. https://doi.org/10.1016/S0273-1223(99)00316-9

Transfer of phosphorus from agricultural soils

B - Book chapters etc edited externally

Haygarth, P. M. and Jarvis, S. C. 1999. Transfer of phosphorus from agricultural soils. in:

The four villages soil trail for kids

G - Articles in popular magazines and other technical publications

Bol, R., Donaghy, D. T., Ostle, N. J., Chadwick, D. R., McTiernan, K. B., Haygarth, P. M. and Ross, C. A. 1999. The four villages soil trail for kids.

Prospects for the recovery of phosphorus from animal manures: a review

A - Papers appearing in refereed journals

Greaves, J. B., Hobbs, P. J., Chadwick, D. R. and Haygarth, P. M. 1999. Prospects for the recovery of phosphorus from animal manures: a review. Environmental Technology. 20 (7), pp. 697-708.

Preconcentration and separation of trace phosphorus compounds in soil leachate

A - Papers appearing in refereed journals

Espinosa, M., Turner, B. L. and Haygarth, P. M. 1999. Preconcentration and separation of trace phosphorus compounds in soil leachate. Journal of Environmental Quality. 28 (5), pp. 1497-1504.

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

B - Book chapters etc edited externally

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

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

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

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

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

C1 - Edited contributions to conferences/learned societies

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

Nutrient management for sustainable crop production in Asia

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

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

Is exchangeable K a sufficient guide for K recommendations?

C2 - Non-edited contributions to conferences

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

Working Group Reports and Conference Summary

B - Book chapters etc edited externally

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

The importance of fertilizers in plant nutrient management

B - Book chapters etc edited externally

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

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

A - Papers appearing in refereed journals

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

Animal wastes as a potential source of recoverable phosphorus

C2 - Non-edited contributions to conferences

Hobbs, P. J., Haygarth, P. M. and Chadwick, D. 1998. Animal wastes as a potential source of recoverable phosphorus. International conference on phosphorus recovery from sewage and animal wastes. Warwick University, UK. 6-7 May 1998.

Transfer of phosphorus from agricultural soils to water: a multi-disciplinary approach

C2 - Non-edited contributions to conferences

Haygarth, P. M., Turner, B. L. and Fraser, A. I. 1998. Transfer of phosphorus from agricultural soils to water: a multi-disciplinary approach. 16th World Congress of the International Society of Soil Science, Montpellier, France, 20-26 August 1998.

Transfer of colloidal forms of phosphorus from grassland soils

C2 - Non-edited contributions to conferences

Matthews, R. A., Preedy, N., Heathwaite, A. L. and Haygarth, P. M. 1998. Transfer of colloidal forms of phosphorus from grassland soils. Third International Conference on Diffuse Pollution, Edinburgh, Scotland, 31 August - 4 September 1998 (hosted by Scottish Environment Protection Agency (SEPA)). IAWQ, Edinburgh, Scotland. pp. 11-16

Transfer of colloidal forms of phosphorus in subsurface hydrological pathways

C1 - Edited contributions to conferences/learned societies

Matthews, R. A., Preedy, N., Heathwaite, A. L. and Haygarth, P. M. 1998. Transfer of colloidal forms of phosphorus in subsurface hydrological pathways. Foy, R. H. and Dils, R. (ed.) Practical and Innovative Measures for the Control of Agricultural Phosphorus Losses to Water, OECD Sponsored Workshop, Greenmount College of Agriculture and Horticulture, Northern Ireland, 16-19 June 1998. pp. 162-163

The measurement of dissolved phosphorus compounds: evidence for hydrolysis during storage and implications for analytical definitions in environmental analysis

A - Papers appearing in refereed journals

Denison, F. H., Haygarth, P. M., House, W. A. and Bristow, A. W. 1998. The measurement of dissolved phosphorus compounds: evidence for hydrolysis during storage and implications for analytical definitions in environmental analysis. International Journal Of Environmental Analytical Chemistry. 69 (2), pp. 111-123. https://doi.org/10.1080/03067319808032579

The effect of rainfall intensity on soil erosion and particulate phosphorus transfer from arable soils

C2 - Non-edited contributions to conferences

Fraser, A. L., Harrod, T. R. and Haygarth, P. M. 1998. The effect of rainfall intensity on soil erosion and particulate phosphorus transfer from arable soils. Third International Conference on Diffuse Pollution, Edinburgh, Scotland, 31 August - 4 September 1998 (hosted by Scottish Environment Protection Agency (SEPA)). IAWQ, Edinburgh, Scotland. pp. 106-110

The effect of rainfall intensity and hydrological pathways on phosphorus transfer from agricultural soils

C2 - Non-edited contributions to conferences

Fraser, A. L., Harrod, T. R. and Haygarth, P. M. 1998. The effect of rainfall intensity and hydrological pathways on phosphorus transfer from agricultural soils. 16th World Congress of the International Society of Soil Science, Montpellier, France, 20-26 August 1998.

Potential for preferential pathways of phosphorus transport

C1 - Edited contributions to conferences/learned societies

Simard, R. R., Haygarth, P. M. and Beauchemin, S. 1998. Potential for preferential pathways of phosphorus transport. Foy, R. H. and Dils, R. (ed.) Practical and Innovative Measures for the Control of Agricultural Phosphorus Losses to Water, OECD Sponsored Workshop, Greenmount College of Agriculture and Horticulture, Northern Ireland, 16-19 June 1998. pp. 2-4

Phosphorus transfers from agricultural soils described by a conceptual model

C2 - Non-edited contributions to conferences

Haygarth, P. M. and Jarvis, S. C. 1998. Phosphorus transfers from agricultural soils described by a conceptual model. Third International Conference on Diffuse Pollution, Edinburgh, Scotland, 31 August - 4 September 1998 (hosted by Scottish Environment Protection Agency (SEPA)). IAWQ, Edinburgh, Scotland. pp. 2-5

Phosphorus leaching below grassland soils

B - Book chapters etc edited externally

Turner, B. L. and Haygarth, P. M. 1998. Phosphorus leaching below grassland soils. in: Petchey, A. M., D'Arcy, B. J. and Frost, C. A. (ed.) Diffuse Pollution and Agriculture II Scottish Agricultural College (SAC) Nevisprint Ltd. pp. 191-195

Phosphorus leaching from grassland soils and the potential role of biological mechanisms

C2 - Non-edited contributions to conferences

Turner, B. L., Haygarth, P. M. and Wookey, P. A. 1998. Phosphorus leaching from grassland soils and the potential role of biological mechanisms. 16th World Congress of the International Society of Soil Science, Montpellier, France, 20-26 August 1998.

Phosphorus in leachate from grassland soils

C1 - Edited contributions to conferences/learned societies

Turner, B. L. and Haygarth, P. M. 1998. Phosphorus in leachate from grassland soils. Foy, R. H. and Dils, R. (ed.) Practical and Innovative Measures for the Control of Agricultural Phosphorus Losses to Water, OECD Sponsored Workshop, Greenmount College of Agriculture and Horticulture, Northern Ireland, 16-19 June 1998. pp. 152-153

Phosphorus budgets for two contrasting grassland farming systems in the UK

A - Papers appearing in refereed journals

Haygarth, P. M., Jarvis, S. C., Chapman, P. and Smith, R. F. 1998. Phosphorus budgets for two contrasting grassland farming systems in the UK. Soil Use and Management. 14 (June supplement), pp. 160-167.

Pathways of phosphorus transport

C2 - Non-edited contributions to conferences

Heathwaite, L., Haygarth, P. M. and Dils, R. R. 1998. Pathways of phosphorus transport. Agricultural Phosphorus in the Chesapeake Bay Watershed: Current Status and Trends, State College Pensylvania, USA, 6-8 April 1998. Chesapeake Research Consortium Publication.

Mass balance of phosphorus in dairy farm soils

B - Book chapters etc edited externally

Haygarth, P. M. and Jarvis, S. C. 1998. Mass balance of phosphorus in dairy farm soils. in: Petchey, A. M., D'Arcy, B. J. and Frost, C. A. (ed.) Diffuse Pollution and Agriculture II Scottish Agricultural College (SAC) Nevisprint Ltd. pp. 207-211

Forms of phosphorus transfer in hydrological pathways from soil under grazed grassland

A - Papers appearing in refereed journals

Haygarth, P. M., Hepworth, L. and Jarvis, S. C. 1998. Forms of phosphorus transfer in hydrological pathways from soil under grazed grassland. European Journal of Soil Science. 49 (1), pp. 65-72. https://doi.org/10.1046/j.1365-2389.1998.00131.x

Enzymatic determination of bioavailable organic phosphorus in runoff

C1 - Edited contributions to conferences/learned societies

Turner, B. L. and Haygarth, P. M. 1998. Enzymatic determination of bioavailable organic phosphorus in runoff. Foy, R. H. and Dils, R. (ed.) Practical and Innovative Measures for the Control of Agricultural Phosphorus Losses to Water, OECD Sponsored Workshop, Greenmount College of Agriculture and Horticulture, Northern Ireland, 16-19 June 1998. pp. 82-83

A conceptual model for describing phosphorus transfer from agriculture soils

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M. and Jarvis, S. C. 1998. A conceptual model for describing phosphorus transfer from agriculture soils. Foy, R. H. and Dils, R. (ed.) Practical and Innovative Measures for the Control of Agricultural Phosphorus Losses to Water, OECD Sponsored Workshop, Greenmount College of Agriculture and Horticulture, Northern Ireland, 16-19 June 1998. pp. 30-31

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 loss from grassland soils: implications of land management for the quality of receiving waters

C1 - Edited contributions to conferences/learned societies

Heathwaite, A. L., Griffiths, P., Haygarth, P. M., Jarvis, S. C. and Parkinson, R. J. 1997. Phosphorus loss from grassland soils: implications of land management for the quality of receiving waters. Webb, B. (ed.) Freshwater Contamination. Proceedings of an International Symposium at the International Association of Hydrological Sciences 5th Scientific Assembly, Rabat, Morocco, 23 April - 3 May 1997. (IAHS publication, 243). International Association of Hydrological Sciences (IAHS) Press, Wallingford Oxford. pp. 177-186

Transfer of phosphorus from soil to water: implications for use of fertilisers

C2 - Non-edited contributions to conferences

Haygarth, P. M. and Jarvis, S. C. 1997. Transfer of phosphorus from soil to water: implications for use of fertilisers. Fertilization for Sustainable Plant Production and Soil Fertility, 11th World Fertilizer Congress of CIEC, Gent, Belgium, 7-13 September 1997.

Soil-derived phosphorus in surface runoff from grazed grassland

C2 - Non-edited contributions to conferences

Haygarth, P. M. and Jarvis, S. C. 1997. Soil-derived phosphorus in surface runoff from grazed grassland. Tunney, H., Carton, O. T., Brookes, P. C. and Johnston, A. E. (ed.) Phosphorus loss from soil to water . CABI International, Wallingford, Oxon (CABI). pp. 351-354

Soil derived phosphorus in surface runoff from grassland lysimeters

A - Papers appearing in refereed journals

Haygarth, P. M. and Jarvis, S. C. 1997. Soil derived phosphorus in surface runoff from grassland lysimeters. Water Research. 31 (1), pp. 140-148. https://doi.org/10.1016/S0043-1354(99)80002-5

Size distribution of colloidal molybdate reactive phosphorus in river waters and soil solution

A - Papers appearing in refereed journals

Haygarth, P. M., Warwick, M. S. and House, W. A. 1997. Size distribution of colloidal molybdate reactive phosphorus in river waters and soil solution. Water Research. 31 (3), pp. 439-448. https://doi.org/10.1016/S0043-1354(96)00270-9

Rapid determination of dissolved organic phosphorus in soil leachates and runoff waters by flow injection analysis with on-line photo-oxidation

A - Papers appearing in refereed journals

Peat, D. M. W., McKelvie, I. D., Matthews, G. P., Haygarth, P. M. and Worsfold, P. J. 1997. Rapid determination of dissolved organic phosphorus in soil leachates and runoff waters by flow injection analysis with on-line photo-oxidation. Talanta. 45, pp. 47-55. https://doi.org/10.1016/S0039-9140(97)00105-7

Phosphorus losses from grassland soils: new understanding and concepts

G - Articles in popular magazines and other technical publications

Haygarth, P. M. 1997. Phosphorus losses from grassland soils: new understanding and concepts. 1, pp. 60-63.

Phosphorus leaching below grassland soils

C2 - Non-edited contributions to conferences

Turner, B. L. and Haygarth, P. M. 1997. Phosphorus leaching below grassland soils. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 25-26

Mass balances of phosphorus in dairy farm soils

C2 - Non-edited contributions to conferences

Haygarth, P. M. and Jarvis, S. C. 1997. Mass balances of phosphorus in dairy farm soils. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 121-122

Determination of total dissolved phosphorus in soil solutions

A - Papers appearing in refereed journals

Rowland, A. P. and Haygarth, P. M. 1997. Determination of total dissolved phosphorus in soil solutions. Journal of Environmental Quality. 26 (2), pp. 410-415.

Biogeochemical significance of membrane and ultrafilter separation of low-molecular-weight molybdate-reactive phosphorus in soil and river waters

C2 - Non-edited contributions to conferences

Haygarth, P. M., Warwick, M. S. and House, W. A. 1997. Biogeochemical significance of membrane and ultrafilter separation of low-molecular-weight molybdate-reactive phosphorus in soil and river waters. Tunney, H., Carton, O. T., Brookes, P. C. and Johnston, A. E. (ed.) Phosphorus loss from soil to water . CABI International, Wallingford, Oxon (CABI). pp. 386-389

Avoiding pollution with P on grassland

G - Articles in popular magazines and other technical publications

Haygarth, P. M. 1997. Avoiding pollution with P on grassland. Grass Farmer . 58 (Winter), p. 5.

Agriculture as a source of phosphorus transfer to water: sources and pathways

D1 - Technical reports: non-confidential

Haygarth, P. M. 1997. Agriculture as a source of phosphorus transfer to water: sources and pathways.

Agriculture as a source of phosphorus pollution in water

D1 - Technical reports: non-confidential

Haygarth, P. M. 1997. Agriculture as a source of phosphorus pollution in water.

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 (8), pp. 2511-2518. https://doi.org/10.1021/es950839s

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

A - Papers appearing in refereed journals

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

The Soil Trail

G - Articles in popular magazines and other technical publications

Haygarth, P. M. 1996. The Soil Trail.

Phosphorus cycling through grassland systems

A - Papers appearing in refereed journals

Haygarth, P. M., Jarvis, S. C., Chambers, B. J. and Smith, K. A. 1996. Phosphorus cycling through grassland systems. Soil Use and Management. 12 (4), pp. 222-223.

Pathways and forms of phosphorus losses from grazed grassland hillslopes

B - Book chapters etc edited externally

Haygarth, P. M. and Jarvis, S. C. 1996. Pathways and forms of phosphorus losses from grazed grassland hillslopes. in: Anderson, M. G. and Brookes, S. M. (ed.) Advances in Hillslope Processes John Wiley & Sons, London. pp. 283-294

Lysimeter studies for determining hydrochemical loss pathways from grassland soil

C2 - Non-edited contributions to conferences

Haygarth, P. M. 1996. Lysimeter studies for determining hydrochemical loss pathways from grassland soil. Sixth International Lysimeter Congress "Lysimeter im Dienste des Grundwasserschutzes", Gumpenstein, Irdning, Austria, 16-17 April 1996. pp. 137-140

Long-term study on the transfer of phosphorus from grassland soil to surface waters

B - Book chapters etc edited externally

Hawkins, J. M. B., Haygarth, P. M., Jarvis, S. C. and Scholefield, D. 1996. Long-term study on the transfer of phosphorus from grassland soil to surface waters. in: Petchey, A. M., D'Arcy, B. J. and Trust, C. A. (ed.) Diffuse Pollution and Agriculture Scottish Agricultural College (SAC) Nevisprint Ltd. pp. 252-254

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. https://doi.org/10.1080/03067319508041325

The origin and fate of cadmium in soil

C1 - Edited contributions to conferences/learned societies

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

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

B - Book chapters etc edited externally

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

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

A - Papers appearing in refereed journals

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

Sustainability - the Rothamsted experience

B - Book chapters etc edited externally

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

High temporal resolution sampling of P exported from grassland during a storm, and the impact of slurry additions

C2 - Non-edited contributions to conferences

Harris, R., Heathwaite, L. and Haygarth, P. M. 1995. High temporal resolution sampling of P exported from grassland during a storm, and the impact of slurry additions. Proceedings of the International Workshop on Phosphorus Loss to Water from Agriculture, Teagasc, Johnstown Castle, Wexford, Ireland, 27-29 September 1995. pp. 25-26

Ultrafilter and membrane separation of molybdate reactive phosphorus in natural waters

C2 - Non-edited contributions to conferences

Haygarth, P. M., Warwick, M. S. and House, W. A. 1995. Ultrafilter and membrane separation of molybdate reactive phosphorus in natural waters. Proceedings of Nutrient Determination in Freshwaters, Wagga Wagga, NSW, Australia, 29-30 November 1995.

Surface runoff of phosphorus from grazed grassland

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M. and Jarvis, S. C. 1995. Surface runoff of phosphorus from grazed grassland. Proceedings of the International Workshop on Phosphorus Loss to Water from Agriculture, Teagasc, Johnstown Castle, Wexford, Ireland, 27-29 September 1995. pp. 27-28

Short-term changes in the molybdate reactive phosphorus of stored soil waters

A - Papers appearing in refereed journals

Haygarth, P. M., Ashby, C. D. and Jarvis, S. C. 1995. Short-term changes in the molybdate reactive phosphorus of stored soil waters. Journal of Environmental Quality. 24 (6), pp. 1133-1140.

Plant selenium from soil and the atmosphere

A - Papers appearing in refereed journals

Haygarth, P. M., Harrison, A. F. and Jones, K. C. 1995. Plant selenium from soil and the atmosphere. Journal of Environmental Quality. 24 (4), pp. 768-771.

Phosphorus losses from grassland soils in the UK

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M. and Jarvis, S. C. 1995. Phosphorus losses from grassland soils in the UK. DIFusePOL '95, Proceedings of the Second International IAWQ Specialized Conference and Symposia on Diffuse Pollution, Brno and Prague, Czech Republic, 13-18 August 1995, International Association of Water Quality, Part 1. pp. 287-291

Biogeochemical significance of membrane and ultrafilter separation of low molecular weight molybdate reactive phosphorus in soil and river waters

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M., Warwick, M. S. and House, W. A. 1995. Biogeochemical significance of membrane and ultrafilter separation of low molecular weight molybdate reactive phosphorus in soil and river waters. Proceedings of the International Workshop on Phosphorus Loss to Water from Agriculture, Teagasc, Johnstown Castle, Wexford, Ireland, 27-29 September 1995. pp. 65-66

Balance for selenium in grassland soils: net accumulation or net loss?

C2 - Non-edited contributions to conferences

Haygarth, P. M. and Jones, K. C. 1995. Balance for selenium in grassland soils: net accumulation or net loss? Contaminated Soils, Third International Conference and Symposia on Diffuse Pollution, Brno and Prague, Czech Republic, 13-18 August 1995, International Association of Water Quality, Part 1. pp. 287-291

Defining aspects of soil fertility to insure continued productivity

B - Book chapters etc edited externally

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

The Rothamsted Classical Experiments

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Nitrophosphates and their use in agriculture - a historical review

C1 - Edited contributions to conferences/learned societies

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

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

C1 - Edited contributions to conferences/learned societies

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

Contamination of environmental samples prepared for PCB analysis

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Long-term experiments in agricultural and ecological sciences

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

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

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

B - Book chapters etc edited externally

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

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

B - Book chapters etc edited externally

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

Historical monitoring of organic contaminants in soils

B - Book chapters etc edited externally

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

The Rothamsted Classical Experiments

B - Book chapters etc edited externally

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

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

C2 - Non-edited contributions to conferences

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

B - Book chapters etc edited externally

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

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

B - Book chapters etc edited externally

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

Global importance and global cycling of selenium

B - Book chapters etc edited externally

Haygarth, P. M. 1994. Global importance and global cycling of selenium. in: Frankenberger, W. T. Jr and Benson, S. (ed.) Selenium in the Environment Marcel Dekker Inc, New York. pp. 1-27

Determination of gaseous and particulate selenium over a rural grassland in the UK

A - Papers appearing in refereed journals

Haygarth, P. M., Fowler, D., Sturup, S., Davison, B. M. and Jones, K. C. 1994. Determination of gaseous and particulate selenium over a rural grassland in the UK. Atmospheric Environment. 28 (22), pp. 3655-3663. https://doi.org/10.1016/1352-2310(94)00196-R

Analytical techniques for phosphorus in water

D1 - Technical reports: non-confidential

Haygarth, P. M., Ashby, C. D. and Jarvis, S. C. 1994. Analytical techniques for phosphorus in water.

Accelerated soil erosion in the Picos de Europa, Northern Spain

A - Papers appearing in refereed journals

Haygarth, P. M., Bunce, R. G. H., Rowley, C. and Parry, S. 1994. Accelerated soil erosion in the Picos de Europa, Northern Spain. Environmental Conservation. 20 (4), pp. 358-362.

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

A - Papers appearing in refereed journals

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

Potassium leaching from a sandy loam soil

D1 - Technical reports: non-confidential

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

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

A - Papers appearing in refereed journals

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

Significance of organic matter in agricultural soils

C1 - Edited contributions to conferences/learned societies

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

Movement of nonionic organic chemicals in agricultural soils

A - Papers appearing in refereed journals

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

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

C1 - Edited contributions to conferences/learned societies

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

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

A - Papers appearing in refereed journals

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

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

C1 - Edited contributions to conferences/learned societies

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

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

C2 - Non-edited contributions to conferences

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

Long-term monitoring of pollutants in soils

C2 - Non-edited contributions to conferences

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

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

C1 - Edited contributions to conferences/learned societies

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

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

C1 - Edited contributions to conferences/learned societies

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

The Rothamsted "Classical" Experiments

C2 - Non-edited contributions to conferences

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

Upward migration and volatilisation of soil bourne polychlorinated biphenyls (PCBs)

D1 - Technical reports: non-confidential

Haygarth, P. M. and Jones, K. C. 1993. Upward migration and volatilisation of soil bourne polychlorinated biphenyls (PCBs).

The determination of selenium in sediments using hydride generation ICP-MS

A - Papers appearing in refereed journals

McCurdy, E. J., Lange, J. D. and Haygarth, P. M. 1993. The determination of selenium in sediments using hydride generation ICP-MS. Science of the Total Environment. 135, pp. 131-136.

Seasonal variation of Na, K, Cu, Zn, V, Cr, Pb, Cd, P and S in herbage at a remote rural site in the UK

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M. and Jones, K. C. 1993. Seasonal variation of Na, K, Cu, Zn, V, Cr, Pb, Cd, P and S in herbage at a remote rural site in the UK. Allan, R. J. and Nriagu, J. O. (ed.) Heavy Metals in the Environment. CEP Consultants Ltd, Edinburgh.

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

A - Papers appearing in refereed journals

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

Geographical and seasonal variation in deposition of selenium to vegetation

A - Papers appearing in refereed journals

Haygarth, P. M., Harrison, A. F. and Jones, K. C. 1993. Geographical and seasonal variation in deposition of selenium to vegetation. Environmental Science & Technology. 27 (13), pp. 2878-2884.

Comparison of instrumental methods for the determination of total selenium in environmental samples

A - Papers appearing in refereed journals

Haygarth, P. M., Rowland, A. P., Sturup, S. and Jones, K. C. 1993. Comparison of instrumental methods for the determination of total selenium in environmental samples. Analyst. 118, pp. 1303-1308.

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. https://doi.org/10.1021/es00028a026

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

The role of the atmosphere in the cycling of selenium through soil-plant systems. PhD thesis, University of Lancaster

F - Theses

Haygarth, P. M. 1992. The role of the atmosphere in the cycling of selenium through soil-plant systems. PhD thesis, University of Lancaster. F - Theses

Atmospheric deposition of metals to agricultural surfaces

B - Book chapters etc edited externally

Haygarth, P. M. and Jones, K. C. 1992. Atmospheric deposition of metals to agricultural surfaces. in: Adriano, D. C. (ed.) Biogeochemistry of Trace Metals Lewis Publishers, Boca Raton, Florida. pp. 249-276

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. https://doi.org/10.1021/es00018a025

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

A - Papers appearing in refereed journals

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

The use of field based experimental lysimeters and 75-Se to determine the Se mass-balance for a grassland in rural north west England

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M., Jones, K. C. and Harrison, A. F. 1991. The use of field based experimental lysimeters and 75-Se to determine the Se mass-balance for a grassland in rural north west England. Farmer, J. G. (ed.) Heavy Metals in the Environment. CEP Consultants Ltd, Edinburgh.

Selenium cycling through agricultural grasslands in the UK: budgeting the role of the atmosphere

A - Papers appearing in refereed journals

Haygarth, P. M., Jones, K. C. and Harrison, A. F. 1991. Selenium cycling through agricultural grasslands in the UK: budgeting the role of the atmosphere. Science of the Total Environment. 103, pp. 89-111.

Observation on short-range transport of vapour phase selenium between experimental lysimeters

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M., Jones, K. C. and Harrison, A. F. 1991. Observation on short-range transport of vapour phase selenium between experimental lysimeters. Farmer, J. G. (ed.) Heavy Metals in the Environment. CEP Consultants Ltd, Edinburgh.

Comparison of five instrumental methods for the analysis of total selenium in environmental samples

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M., Rowland, A. P., Coward, P. A., McCurdy, E. J., Steinnes, E., Waterhouse, K. S., Owen, L., Harrison, A. F. and Jones, K. C. 1991. Comparison of five instrumental methods for the analysis of total selenium in environmental samples. Farmer, J. G. (ed.) Heavy Metals in the Environment. CEP Consultants Ltd, Edinburgh.

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. 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

The role of atmospheric cycling in controlling selenium levels in grassland and livestock

C2 - Non-edited contributions to conferences

Haygarth, P. M., Jones, K. C. and Harrison, A. F. 1990. The role of atmospheric cycling in controlling selenium levels in grassland and livestock. Agriculture Group Symposium, Industry, Agriculture and the Atmosphere.

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

A - Papers appearing in refereed journals

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

Rational potassium manuring for arable cropping systems.

A - Papers appearing in refereed journals

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

The value of long-term experiments - a personal view

B - Book chapters etc edited externally

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

The value of long-term experiments in agricultural research

C1 - Edited contributions to conferences/learned societies

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

The nitrogen cycle in UK arable agriculture.

A - Papers appearing in refereed journals

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

The role of nitrogen in agriculture.

C2 - Non-edited contributions to conferences

Johnston, A. E. 1989. The role of nitrogen in agriculture. Living with nitrates. Conference Proceedings of the Licolnshire Agricultural Society, 1989. pp. 1-11

Accumulation and loss of nitrogen from manure, sludge and compost: long-term experiments at Rothamsted and Woburn.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E., McGrath, S. P., Poulton, P. R. and Lane, P. W. 1989. Accumulation and loss of nitrogen from manure, sludge and compost: long-term experiments at Rothamsted and Woburn. Nitrogen in organic wastes applied to soils , J.A. Hansen & K. Henriksen eds. Academic Press, London. pp. 126-139

Ways of overcoming constraints to reduced tillage; effect of changing straw disposal on soil nitrogen.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1989. Ways of overcoming constraints to reduced tillage; effect of changing straw disposal on soil nitrogen. Agriculture. Energy saving by reduced soil tillage. Proceedings of a workshop, Gottingen, 1987. K. Baumer & W. Ehlers eds. Commission of the European Communities (CEC) Brussels, Belgium. pp. 133-143

Benefits from long-term ecological research; some examples from Rothamsted.

C1 - Edited contributions to conferences/learned societies

Johnston, A. E. 1989. Benefits from long-term ecological research; some examples from Rothamsted. Final Report of the International Workshop "Long-term ecological research - a global perspective", Man and the Biosphere Program, Berchtesgaden, 1989 . UNESCO, MAB, Bonn. pp. 288-312

Predicting the lime requirement of soils under permanent grassland and arable crops.

A - Papers appearing in refereed journals

Goulding, K. W. T., McGrath, S. P. and Johnston, A. E. 1989. Predicting the lime requirement of soils under permanent grassland and arable crops. Soil Use and Management. 5 (2), pp. 54-57. https://doi.org/10.1111/j.1475-2743.1989.tb00760.x

Cadmium in cereal grain and herbage from long-term experimental plots at Rothamsted, UK.

A - Papers appearing in refereed journals

Jones, K. C. and Johnston, A. E. 1989. Cadmium in cereal grain and herbage from long-term experimental plots at Rothamsted, UK. Environmental Pollution. 57 (3), pp. 199-216. https://doi.org/10.1016/0269-7491(89)90012-2

Long-term atmospheric deposition and soil acidification at Rothamsted Experimental Station, England.

B - Book chapters etc edited externally

Goulding, K. W. T. and Johnston, A. E. 1989. Long-term atmospheric deposition and soil acidification at Rothamsted Experimental Station, England. in: Longhurst, J. W. S. (ed.) Acid deposition, sources, effects and controls . J.W.S. Longhurst, ed. British Library (BL). pp. 213-228

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

A - Papers appearing in refereed journals

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

Phosphorus cycling in intensive arable agriculture.

C1 - Edited contributions to conferences/learned societies

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

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

A - Papers appearing in refereed journals

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

Increases in the polynuclear aromatic hydrocarbon content of an agricultural soil over the last century

A - Papers appearing in refereed journals

Jones, K. C., Stratford, J. A., Waterhouse, K. S., Furlong, E. T., Giger, W., Hites, R. A., Schaffner, C. and Johnston, A. E. 1989. Increases in the polynuclear aromatic hydrocarbon content of an agricultural soil over the last century. Environmental Science & Technology. 23, pp. 95-101. https://doi.org/10.1021/es00178a012

A selenium budget for upland grasslands in the British Isles, with emphasis on inputs from and losses to the atmosphere

C1 - Edited contributions to conferences/learned societies

Haygarth, P. M., Jones, K. C. and Harrison, A. F. 1989. A selenium budget for upland grasslands in the British Isles, with emphasis on inputs from and losses to the atmosphere. Vernet, J. P. (ed.) Heavy Metals in the Environment. CEP Consultants Ltd, Edinburgh.

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. 46 (1), pp. 1-11. https://doi.org/10.1002/jsfa.2740460102

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

Rothamsted Soils and Crop Production Division and publications

A - Papers appearing in refereed journals

Johnston, A. E. 1987. Rothamsted Soils and Crop Production Division and publications. Rothamsted Experimental Station Report. 1987 (part 1), pp. 93-131;133-159.

Saxmundham Experimental Station 1899-1986 A review of the achievements during 1965-1986

A - Papers appearing in refereed journals

Johnston, A. E. 1987. Saxmundham Experimental Station 1899-1986 A review of the achievements during 1965-1986. Rothamsted Experimental Station Report. 1986 (part 2), pp. 265-279.

Effects of soil organic matter on yields of crops in long-term experiments at Rothamsted and Woburn.

A - Papers appearing in refereed journals

Johnston, A. E. 1987. Effects of soil organic matter on yields of crops in long-term experiments at Rothamsted and Woburn. INTECOL Bulletin. 15, pp. 9-16.

Retrospective analysis of an archived soil collection. I. Metals.

A - Papers appearing in refereed journals

Jones, K. C., Symon, C. J. and Johnston, A. E. 1987. Retrospective analysis of an archived soil collection. I. Metals. Science of the Total Environment. 61, pp. 131-144. https://doi.org/10.1016/0048-9697(87)90363-9

The usefulness of expressing nitrogen concentrations in crops on the basis of tissue water.

G - Articles in popular magazines and other technical publications

Leigh, R. A. and Johnston, A. E. 1987. The usefulness of expressing nitrogen concentrations in crops on the basis of tissue water. Journal of the Science of Food and Agriculture. 38 (4), pp. 317-318.

Retrospective analysis of an archived soil collection. II. Cadmium.

A - Papers appearing in refereed journals

Jones, K., Symon, C. J. and Johnston, A. E. 1987. Retrospective analysis of an archived soil collection. II. Cadmium. Science of the Total Environment. 67 (1), pp. 75-89. https://doi.org/10.1016/0048-9697(87)90067-2.

Will Europe return to fallowing?

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1987. Will Europe return to fallowing? SPAN. 30, pp. 53-54.

Reducing nitrate pollution.

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1987. Reducing nitrate pollution.

Straw incorporation and its implications for crop protection and wildlife.

G - Articles in popular magazines and other technical publications

Johnston, A. E., Smith, B. and Patterson, D. 1987. Straw incorporation and its implications for crop protection and wildlife.

Le soufre en Grande-Bretagne.

G - Articles in popular magazines and other technical publications

McGrath, S. P. and Johnston, A. E. 1987. Le soufre en Grande-Bretagne. Perspectives Agricoles. 111, pp. 45-47.

Nitrogen - maximising benefits and minimising problems.

G - Articles in popular magazines and other technical publications

Johnston, A. E. 1987. Nitrogen - maximising benefits and minimising problems.

Rothamsted Soils Division

A - Papers appearing in refereed journals

Johnston, A. E. 1986. Rothamsted Soils Division. Rothamsted Experimental Station Report. 1986 (part 1), pp. 137-166;186-191.

Cadmium : temporal trends in archived soils from a semi-rural location in the UK In: Chemicals in the environment ed. J.M. Lester, R. Perry and, R.M. Sterritt, 553-559

D1 - Technical reports: non-confidential

Jones, K. C., Symon, C. J. and Johnston, A. E. 1986. Cadmium : temporal trends in archived soils from a semi-rural location in the UK In: Chemicals in the environment ed. J.M. Lester, R. Perry and, R.M. Sterritt, 553-559.

The nitrogen cycle in the Broadbalk Wheat Experiment : recovery and losses of 15N-labelled fertilizer applied in spring and inputs of nitrogen from the atmosphere

A - Papers appearing in refereed journals

Powlson, D. S., Pruden, G., Johnston, A. E. and Jenkinson, D. S. 1986. The nitrogen cycle in the Broadbalk Wheat Experiment : recovery and losses of 15N-labelled fertilizer applied in spring and inputs of nitrogen from the atmosphere. The Journal of Agricultural Science. 107 (3), pp. 591-609. https://doi.org/10.1017/S0021859600069768

The nitrogen cycle under continuous winter wheat

G - Articles in popular magazines and other technical publications

Jenkinson, D. S., Powlson, D. S. and Johnston, A. E. 1986. The nitrogen cycle under continuous winter wheat.

AFRC Research on straw disposal.

G - Articles in popular magazines and other technical publications

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Phosphate fertilisers - is water solubility important?

A - Papers appearing in refereed journals

Copestake, K. G., Johnston, A. E., Paulson, G. A. and Richards, I. R. 1986. Phosphate fertilisers - is water solubility important? Journal of the Science of Food and Agriculture. 37 (1), pp. 18-19.

Modelling the long-term residual effects of phosphorus residues in soil.

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R. and Lane, P. W. 1986. Modelling the long-term residual effects of phosphorus residues in soil. Journal of the Science of Food and Agriculture. 37 (1), pp. 8-19. https://doi.org/10.1002/jsfa.2740370103

Cadmium accumulation in soils from long-continued applications of superphosphate.

A - Papers appearing in refereed journals

Rothbaum, H. P., Goguel, R. L., Johnston, A. E. and Mattingly, G. E. G. 1986. Cadmium accumulation in soils from long-continued applications of superphosphate. Journal of Soil Science. 37 (1), pp. 99-107. https://doi.org/10.1111/j.1365-2389.1986.tb00011.x

Soil organic matter, effects on soils and crops

A - Papers appearing in refereed journals

Johnston, A. E. 1986. Soil organic matter, effects on soils and crops. Soil Use and Management. 2 (3), pp. 97-105. https://doi.org/10.1111/j.1475-2743.1986.tb00690.x

Sulphur - crop nutrient and fungicide.

G - Articles in popular magazines and other technical publications

McGrath, S. P. and Johnston, A. E. 1986. Sulphur - crop nutrient and fungicide. SPAN. 29, pp. 57-59.

Soil acidification during more than 100 years under permanent grassland and woodland at Rothamsted

A - Papers appearing in refereed journals

Johnston, A. E., Goulding, K. W. T. and Poulton, P. R. 1986. Soil acidification during more than 100 years under permanent grassland and woodland at Rothamsted. Soil Use and Management. 2 (1), pp. 3-10. https://doi.org/10.1111/j.1475-2743.1986.tb00669.x

Effects of soil and fertilizer P on yields of potatoes, sugar beet, barley and winter wheat on a sandy clay loam soil at Saxmundham, Suffolk

A - Papers appearing in refereed journals

Johnston, A. E., Lane, P. W., Mattingly, G. E. G., Poulton, P. R. and Hewitt, M. V. 1986. Effects of soil and fertilizer P on yields of potatoes, sugar beet, barley and winter wheat on a sandy clay loam soil at Saxmundham, Suffolk. The Journal of Agricultural Science. 106 (1), pp. 155-167. https://doi.org/10.1017/S0021859600061864

Nitrogen concentrations in field-grown spring barley: an examination of the usefulness of expressing concentrations on the basis of tissue water

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1985. Nitrogen concentrations in field-grown spring barley: an examination of the usefulness of expressing concentrations on the basis of tissue water. The Journal of Agricultural Science. 105 (2), pp. 397-406. https://doi.org/10.1017/S0021859600056458

Yield and nitrogen-fixation of melilotus-alba

A - Papers appearing in refereed journals

McEwen, J. and Johnston, A. E. 1985. Yield and nitrogen-fixation of melilotus-alba. Field Crops Research. 12 (2), pp. 187-188. https://doi.org/10.1016/0378-4290(85)90065-6

The effect of straw incorporation on the uptake of nitrogen by winter wheat.

A - Papers appearing in refereed journals

Powlson, D. S., Jenkinson, D. S., Pruden, G. and Johnston, A. E. 1985. The effect of straw incorporation on the uptake of nitrogen by winter wheat. Journal of the Science of Food and Agriculture. 36 (1), pp. 26-30. https://doi.org/10.1002/jsfa.2740360105

Rothamsted Garden Clover - Red clover grown continuously since 1854 Yields, crop and soil analyses 1956-82

A - Papers appearing in refereed journals

McEwen, J., Johnston, A. E., Poulton, P. R. and Yeoman, D. P. 1984. Rothamsted Garden Clover - Red clover grown continuously since 1854 Yields, crop and soil analyses 1956-82. Rothamsted Experimental Station Report. 1983 (part 2), pp. 225-237.

Rothamsted garden clover - red clover grown continuously since 1854

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Towards a better understanding of critical nutrient concentrations in crops

A - Papers appearing in refereed journals

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

The effects of fertilizers and drought on the concentrations of potassium in the dry-matter and tissue water of field-grown spring barley

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1983. The effects of fertilizers and drought on the concentrations of potassium in the dry-matter and tissue water of field-grown spring barley. The Journal of Agricultural Science. 101 (DEC), pp. 741-748. https://doi.org/10.1017/s0021859600038788

Concentrations of potassium in the dry-matter and tissue water of field-grown spring barley and their relationships to grain-yield

A - Papers appearing in refereed journals

Leigh, R. A. and Johnston, A. E. 1983. Concentrations of potassium in the dry-matter and tissue water of field-grown spring barley and their relationships to grain-yield. The Journal of Agricultural Science. 101 (DEC), pp. 675-685. https://doi.org/10.1017/s0021859600038703

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

A - Papers appearing in refereed journals

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

Agricultural use of lime

A - Papers appearing in refereed journals

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

The use of lime on agricultural soils

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Release of potassium as measured in field experiments

A - Papers appearing in refereed journals

Johnston, A. E. 1980. Release of potassium as measured in field experiments. Journal of the Science of Food and Agriculture. 31 (10), pp. 1078-1078.

Multifactorial experimentation on continuous winter-wheat grown in sandy clay soil at Saxmundham, Suffolk

A - Papers appearing in refereed journals

Widdowson, F. V., Johnston, A. E. and Penny, A. 1980. Multifactorial experimentation on continuous winter-wheat grown in sandy clay soil at Saxmundham, Suffolk. The Journal of Agricultural Science. 94 (FEB), pp. 155-170. https://doi.org/10.1017/s002185960002801x

Results from an Experiment on All-grass and Grass-clover Leys at Saxmundham, 1969-76, and Changes in Soil pH, Nitrogen, Phosphorus and Potassium due to Cropping and Manuring

A - Papers appearing in refereed journals

Johnston, A. E., Poulton, P. R. and Williams, R. J. B. 1979. Results from an Experiment on All-grass and Grass-clover Leys at Saxmundham, 1969-76, and Changes in Soil pH, Nitrogen, Phosphorus and Potassium due to Cropping and Manuring. Rothamsted Experimental Station Report. 1978 (2), pp. 99-117.

Yields of and P, K ,Ca, Mg uptakes by crops grown in an experiment testing the effects of adding peat to a sandy loam soil at Woburn 1963-1977

A - Papers appearing in refereed journals

Johnston, A. E. and Brookes, P. C. 1979. Yields of and P, K ,Ca, Mg uptakes by crops grown in an experiment testing the effects of adding peat to a sandy loam soil at Woburn 1963-1977. Rothamsted Experimental Station Report. 2, pp. 83-98.

Uranium accumulation in soils from long-continued applications of superphosphate

A - Papers appearing in refereed journals

Rothbaum, H. P., McGaveston, D. A., Wall, T., Johnston, A. E. and Mattingly, G. E. G. 1979. Uranium accumulation in soils from long-continued applications of superphosphate. Journal of Soil Science. 30 (1), pp. 147-153. https://doi.org/10.1111/j.1365-2389.1979.tb00972.x

Effects of subsoiling and deep incorporation of p-fertilizers and k-fertilizers on the yield and nutrient-uptake of barley, potatoes, wheat and sugar-beet grown in rotation

A - Papers appearing in refereed journals

McEwen, J. and Johnston, A. E. 1979. Effects of subsoiling and deep incorporation of p-fertilizers and k-fertilizers on the yield and nutrient-uptake of barley, potatoes, wheat and sugar-beet grown in rotation. The Journal of Agricultural Science. 92 (JUN), pp. 695-702. https://doi.org/10.1017/s0021859600053946

Effects of different watering methods, soil weights, soil diluents and soil coverings on the yield and nutrient uptake by ryegrass grown in a controlled environment

A - Papers appearing in refereed journals

Brookes, P. C., Gildon, A., Lane, P. W. and Johnston, A. E. 1979. Effects of different watering methods, soil weights, soil diluents and soil coverings on the yield and nutrient uptake by ryegrass grown in a controlled environment. Journal of the Science of Food and Agriculture. 30 (5), pp. 528-531. https://doi.org/10.1002/jsfa.2740300514

Effect of soil improvers on seedling emergence, early growth and final yield

A - Papers appearing in refereed journals

Johnston, A. E. 1979. Effect of soil improvers on seedling emergence, early growth and final yield. Journal of the Science of Food and Agriculture. 30 (3), pp. 338-338.

Drought experiment using mobile shelters - effect of drought on barley yield, water-use and nutrient-uptake

A - Papers appearing in refereed journals

Day, W., Legg, B. J., French, B. K., Johnston, A. E., Lawlor, D. W. and Jeffers, W. D. C. 1978. Drought experiment using mobile shelters - effect of drought on barley yield, water-use and nutrient-uptake. The Journal of Agricultural Science. 91 (DEC), pp. 599-623. https://doi.org/10.1017/s0021859600059992

Soil organic matter in the Hoosfield continuous barley experiment

A - Papers appearing in refereed journals

Jenkinson, D. S. and Johnston, A. E. 1977. Soil organic matter in the Hoosfield continuous barley experiment. Rothamsted Experimental Station Report. 2, pp. 87-101.

Yields on the Exhaustion Land and changes in NPK content of the soils due to cropping and manuring, 1852-1975

A - Papers appearing in refereed journals

Johnston, A. E. and Poulton, P. R. 1977. Yields on the Exhaustion Land and changes in NPK content of the soils due to cropping and manuring, 1852-1975. Rothamsted Experimental Station Report. 2, pp. 53-85.

Effect of phosphate residues on soil phosphorus values and crop yields. I. Experiments on barley, potatoes and sugar beet on sandy loam soils at Woburn England

A - Papers appearing in refereed journals

Johnston, A. E., Mattingly, G. E. G. and Poulton, P. R. 1976. Effect of phosphate residues on soil phosphorus values and crop yields. I. Experiments on barley, potatoes and sugar beet on sandy loam soils at Woburn England. Rothamsted Experimental Station Report. 1975 (2), pp. 5-35. https://doi.org/10.23637/ERADOC-1-10

Additions and removals of nitrogen and phosphorus in long-term experiments at Rothamsted and Woburn and the effect of the residues on total soil nitrogen and phosphorus [wheat, barley, England]

A - Papers appearing in refereed journals

Johnston, A. E. 1976. Additions and removals of nitrogen and phosphorus in long-term experiments at Rothamsted and Woburn and the effect of the residues on total soil nitrogen and phosphorus [wheat, barley, England]. Technical Bulletin Ministry of Agriculture Fisheries and Food. pp. 111-144.

Some factors affecting crop response to soil-phosphorus

A - Papers appearing in refereed journals

Johnston, A. E. 1976. Some factors affecting crop response to soil-phosphorus. Journal of the Science of Food and Agriculture. 27 (6), pp. 590-590.

Modern developments in an experiment on permanent grassland started in 1856 - effects of fertilizers and lime on botanical composition and crop and soil analyses

A - Papers appearing in refereed journals

Thurston, J. M., Williams, E. D. and Johnston, A. E. 1976. Modern developments in an experiment on permanent grassland started in 1856 - effects of fertilizers and lime on botanical composition and crop and soil analyses. Annales Agronomiques. 27 (5-6), pp. 1043-1082. https://doi.org/10.23637/rothamsted.8vwq8

Long-term rotation experiments at Rothamsted and Saxmundham-Experimental-Stations - effects of treatments on crop yields and soil analyses and recent modifications in purpose and design

A - Papers appearing in refereed journals

Mattingly, G. E. G. and Johnston, A. E. 1976. Long-term rotation experiments at Rothamsted and Saxmundham-Experimental-Stations - effects of treatments on crop yields and soil analyses and recent modifications in purpose and design. Annales Agronomiques. 27 (5-6), pp. 743-769.

Experiments on the continuous growth of arable crops at Rothamsted and Woburn-Experimental-Stations - effects of treatments on crop yields and soil analyses and recent modifications in purpose and design

A - Papers appearing in refereed journals

Johnston, A. E. and Mattingly, G. E. G. 1976. Experiments on the continuous growth of arable crops at Rothamsted and Woburn-Experimental-Stations - effects of treatments on crop yields and soil analyses and recent modifications in purpose and design. Annales Agronomiques. 27 (5-6), pp. 927-956. https://doi.org/10.23637/rothamsted.8vq51

Woburn Experimental Farm: a hundred years of agricultural research

A - Papers appearing in refereed journals

Johnston, A. E. 1975. Woburn Experimental Farm: a hundred years of agricultural research. Journal of the Royal Agricultural Society of England. 138, pp. 18-26.

Experiments made on Stackyard Field, Woburn, 1876-1974. I. History of the Field, Details of the Cropping and Manuring and the Yields in the Continuous Wheat and Barley Experiments

A - Papers appearing in refereed journals

Johnston, A. E. 1975. Experiments made on Stackyard Field, Woburn, 1876-1974. I. History of the Field, Details of the Cropping and Manuring and the Yields in the Continuous Wheat and Barley Experiments. Rothamsted Experimental Station Report. 2, pp. 29-44. https://doi.org/10.23637/ERADOC-1-33158

The Woburn Market Garden experiment, 1942-1969. II: The effect of the treatments on soil pH, soil carbon, nitrogen, phosphorus and potassium

A - Papers appearing in refereed journals

Johnston, A. E. 1975. The Woburn Market Garden experiment, 1942-1969. II: The effect of the treatments on soil pH, soil carbon, nitrogen, phosphorus and potassium. Rothamsted Experimental Station Report. 2, pp. 102-132. https://doi.org/10.23637/ERADOC-1-33161

Experiments made on Stackyard Field, Woburn, 1876-1974. II. Effects of treatments on soil pH, P and K in the Continuous Wheat and Barley Experiments

A - Papers appearing in refereed journals

Johnston, A. E. and Chater, M. 1975. Experiments made on Stackyard Field, Woburn, 1876-1974. II. Effects of treatments on soil pH, P and K in the Continuous Wheat and Barley Experiments. Rothamsted Experimental Station Report. 2, pp. 45-60. https://doi.org/10.23637/ERADOC-1-33159

The Woburn Market Garden experiment 1942-1969 I. A history of the experiment, details of the treatments and yields of the crops

A - Papers appearing in refereed journals

Johnston, A. E. and Wedderburn, R. W. M. 1975. The Woburn Market Garden experiment 1942-1969 I. A history of the experiment, details of the treatments and yields of the crops. Rothamsted Experimental Station Report. 2, pp. 79-101. https://doi.org/10.23637/ERADOC-1-33161

Experiments made on Stackyard Field, Woburn, 1876-1974. III. Effects of NPK Fertilisers and Farmyard Manure on Soil Carbon, Nitrogen and Organic Phosphorus

A - Papers appearing in refereed journals

Mattingly, G. E. G., Chater, M. and Johnston, A. E. 1975. Experiments made on Stackyard Field, Woburn, 1876-1974. III. Effects of NPK Fertilisers and Farmyard Manure on Soil Carbon, Nitrogen and Organic Phosphorus. Rothamsted Experimental Station Report. 1974 (2), pp. 61-77. https://doi.org/10.23637/ERADOC-1-33160

Potassium in soils under different cropping systems 3. Non-exchangeable potassium in soils from long-term experiments at Rothamsted and Woburn

A - Papers appearing in refereed journals

Addiscott, T. M. and Johnston, A. E. 1975. Potassium in soils under different cropping systems 3. Non-exchangeable potassium in soils from long-term experiments at Rothamsted and Woburn. The Journal of Agricultural Science. 84, pp. 513-524.

The behaviour of K remaining in soils from the Agdell experiment at Rothamsted, the results of intensive cropping in pot experiments and their relation to soil analysis and the results of field experiments

A - Papers appearing in refereed journals

Johnston, A. E. and Mitchell, J. D. D. 1974. The behaviour of K remaining in soils from the Agdell experiment at Rothamsted, the results of intensive cropping in pot experiments and their relation to soil analysis and the results of field experiments. Rothamsted Experimental Station Report. 1973 (2), pp. 74-94.

The effects of ley arable systems of farming on soil potassium reserves - Report from potassium systems of grassland farming

D1 - Technical reports: non-confidential

Johnston, A. E. 1973. The effects of ley arable systems of farming on soil potassium reserves - Report from potassium systems of grassland farming. Lawes Agricultural Trust, (LAT) Harpenden. https://doi.org/10.23637/ERADOC-1-34692

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Potassium residues in soils from experiments at Rothamsted and Woburn

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Potassium in soils under different cropping systems. 2. The effects of cropping systems on the retention by the soils of added K not used by crops

A - Papers appearing in refereed journals

Addiscott, T. M. and Johnston, A. E. 1971. Potassium in soils under different cropping systems. 2. The effects of cropping systems on the retention by the soils of added K not used by crops. The Journal of Agricultural Science. 76, pp. 553-561.

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

The plant nutrients in crops grown on Broadbalk

A - Papers appearing in refereed journals

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

The soils of Broadbalk : Plant nutrients in Broadbalk soils

A - Papers appearing in refereed journals

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

Broadbalk: Historical Introduction

A - Papers appearing in refereed journals

Johnston, A. E. and Garner, H. V. 1968. Broadbalk: Historical Introduction. Rothamsted Experimental Station Report. 2, pp. 12-25.

Hoosfield Continuous Barley

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1967. Hoosfield Continuous Barley. Rothamsted Experimental Station Report. 1966, pp. 320-338.

Changes in the Park Grass experiment

A - Papers appearing in refereed journals

Warren, R. G., Johnston, A. E. and Cooke, G. W. 1965. Changes in the Park Grass experiment. Rothamsted Experimental Station Report. 1964, pp. 224-228.

Notes on the use of soil analysis for estimating available P in Rothamsted soils

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1965. Notes on the use of soil analysis for estimating available P in Rothamsted soils. Technical Bulletin Ministry of Agriculture Fisheries and Food. 13, pp. 30-37.

The Park Grass Experiment

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1964. The Park Grass Experiment. Rothamsted Experimental Station Report. 1963, pp. 240-262.

Barnfield

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1962. Barnfield. Rothamsted Experimental Station Report. 1961, pp. 227-247. https://doi.org/10.23637/ERADOC-1-37013

The accumulation and loss of soil potassium in long-term experiments, Rothamsted and Woburn

A - Papers appearing in refereed journals

Warren, R. G., Johnston, A. E. and Arnold, P. W. 1962. The accumulation and loss of soil potassium in long-term experiments, Rothamsted and Woburn. Proceedings of the Fertiliser Society. 72, pp. 5-24.

The Exhaustion Land site

A - Papers appearing in refereed journals

Warren, R. G. and Johnston, A. E. 1960. The Exhaustion Land site. Rothamsted Experimental Station Report. 1959, pp. 230-239.