Laying the ground rules for nitrate.

Addiscott, T. M. and Powlson, D. S. 1989. Laying the ground rules for nitrate. New Scientist. 29 April, pp. 28-29.

Related outputs

Soil health—useful terminology for communication or meaningless concept? Or both?

A - Papers appearing in refereed journals

Powlson, D. S. 2020. Soil health—useful terminology for communication or meaningless concept? Or both? Frontiers in Agricultural Science and Engineering.

Long-term agricultural research at Rothamsted

B - Book chapters etc edited externally

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

Nitrogen Surplus Benchmarks for Controlling N Pollution in the Main Cropping Systems of China

A - Papers appearing in refereed journals

Zhang, C., Ju, X., Powlson, D. S., Oenema, O. and Smith, P. 2019. Nitrogen Surplus Benchmarks for Controlling N Pollution in the Main Cropping Systems of China. Environmental Science & Technology. 53 (12), pp. 6678 - 6687.

Carbon sequestration potential through conservation agriculture in Africa has been largely overestimated Comment on : "Meta-analysis on carbon sequestration through conservation agriculture in Africa"

A - Papers appearing in refereed journals

Corbeels, M., Cardinael, R., Powlson, D. S., Chikowo, R. and Gerard, B. 2019. Carbon sequestration potential through conservation agriculture in Africa has been largely overestimated Comment on : "Meta-analysis on carbon sequestration through conservation agriculture in Africa". Soil & Tillage Research.

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 .

Chinese cropping systems are a net source of greenhouse gases despite soil carbon sequestration

A - Papers appearing in refereed journals

Gao, B., Huang, T., Ju, X., Gu, B., Huang, W., Xu, L., Rees, R., Powlson, D. S., Smith, P. and Cui, S. 2018. Chinese cropping systems are a net source of greenhouse gases despite soil carbon sequestration. Global Change Biology. 24 (12), pp. 5590-5606.

Enhanced-efficiency fertilizers are not a panacea for resolving the nitrogen problem

A - Papers appearing in refereed journals

Li, T., Zhang, W., Yin, J., Chadwick, D. R., Norse, D., Lu, Y., Liu, X., Chen, X., Zhang, F., Powlson, D. S. and Dou, Z. 2018. Enhanced-efficiency fertilizers are not a panacea for resolving the nitrogen problem. Global Change Biology. 24 (2), pp. e511-e521.

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?

Chinese cropping systems are a net source of greenhouse gases despite soil carbon sequestration

A - Papers appearing in refereed journals

Gao, B., Huang, T., Ju, X., Gu, B., Huang, W., Xu, L., Rees, R. M., Powlson, D. S., Smith, P. and Cui, S. 2018. Chinese cropping systems are a net source of greenhouse gases despite soil carbon sequestration. Global Change Biology. 24 (12), pp. 5590-5606.

The effect of microbial activity on soil water diffusivity

A - Papers appearing in refereed journals

Choudhury, B. U., Ferraris, S., Ashton, R. W., Powlson, D. S. and Whalley, W. R. 2018. The effect of microbial activity on soil water diffusivity. European Journal of Soil Science. 69 (3), pp. 407-413.

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.

Response to the Letter to the Editor Regarding Our Viewpoint "Sequestering Soil Organic Carbon: A Nitrogen Dilemma"

A - Papers appearing in refereed journals

Van Groenigen, J. W., Van Kessel, C., Hungate, B. A., Oenema, O., Powlson, D. S. and Van Groenigen, K. J. 2017. Response to the Letter to the Editor Regarding Our Viewpoint "Sequestering Soil Organic Carbon: A Nitrogen Dilemma". Environmental Science & Technology. 51 (20), pp. 11503-11504.

Through the eye of the needle — The story of the soil microbial biomass

B - Book chapters etc edited externally

Powlson, D. S., Xu, J. and Brookes, P. C. 2017. Through the eye of the needle — The story of the soil microbial biomass. in: Tate, K. R. (ed.) Microbial Biomass: A paradigm shift in terrestrial biogeochemistry World Scientific Publ Co Pte Ltd. pp. Chapter 1

Sustainable Intensification - Lessons from the Rothamsted Long-term Experiments

C1 - Edited contributions to conferences/learned societies

Macdonald, A. J., Poulton, P. R., Glendining, M. J., Goulding, K. W. T., Perryman, S. A. M. and Powlson, D. S. 2017. Sustainable Intensification - Lessons from the Rothamsted Long-term Experiments. Sustainable Intensification 2017, Aspects of Applied Biology 136, Rothamsted Research, 28-30 November 2017. Association of Applied Biologists (AAB).

Effect of microbial activity on penetrometer resistance and elastic modulus of soil at different temperatures

A - Papers appearing in refereed journals

Gao, W., Muñoz-Romero, V., Ren, T., Ashton, R. W., Morin, M., Clark, I. M., Powlson, D. S. and Whalley, W. R. 2017. Effect of microbial activity on penetrometer resistance and elastic modulus of soil at different temperatures. European Journal of Soil Science. 68 (4), pp. 412-419.

David Stewart Jenkinson. 25 February 1928 — 16 February 2011

A - Papers appearing in refereed journals

Powlson, D. S. and Brookes, P. C. 2017. David Stewart Jenkinson. 25 February 1928 — 16 February 2011. Biographical Memoirs of Fellows of the Royal Society. (9 August), pp. 1-35.

Sequestering Soil Organic Carbon: A Nitrogen Dilemma

A - Papers appearing in refereed journals

Van Groenigen, J. W., Van Kessel, C., Hungate, B. A., Oenema, O., Powlson, D. S. and Van Groenigen, K. J. 2017. Sequestering Soil Organic Carbon: A Nitrogen Dilemma. Environmental Science & Technology. 51 (9), pp. 4738-4739.

Does conservation agriculture deliver climate change mitigation through soil carbon sequestration in tropical agro-ecosystems?

A - Papers appearing in refereed journals

Powlson, D. S., Stirling, C. M., Thierfelder, C., White, R. P. and Jat, M. L. 2016. Does conservation agriculture deliver climate change mitigation through soil carbon sequestration in tropical agro-ecosystems? Agriculture, Ecosystems & Environment. 220, pp. 164-174.

Global nitrogen budgets in cereals: a 50-year assessment for maize, rice and wheat production systems

A - Papers appearing in refereed journals

Ladha, J. K., Tirol-Padre, A., Reddy, C. K., Cassman, K. G., Verma, S., Powlson, D. S., Van Kessel, C., Richter, D. De B., Chakraborty, D. and Pathak, H. 2016. Global nitrogen budgets in cereals: a 50-year assessment for maize, rice and wheat production systems. Scientific Reports. 6, p. 19355.

Reducing excessive nitrogen use in Chinese wheat production through knowledge training: what are the implications for the public extension system?

A - Papers appearing in refereed journals

Jia, X., Huang, J., Xiang, C. and Powlson, D. S. 2015. Reducing excessive nitrogen use in Chinese wheat production through knowledge training: what are the implications for the public extension system? Agroecology and Sustainable Food Systems. 39, pp. 189-208.

Sustainable intensification of China's agriculture: the key role of nutrient management and climate change mitigation and adaptation

A - Papers appearing in refereed journals

Lu, Y., Chadwick, D., Norse, D., Powlson, D. S. and Shi, W. 2015. Sustainable intensification of China's agriculture: the key role of nutrient management and climate change mitigation and adaptation. Agriculture, Ecosystems & Environment. 209, pp. 1-4.

Overcoming nitrogen fertilizer over-use through technical and advisory approaches: a case study from Shaanxi Province, northwest China

A - Papers appearing in refereed journals

Zhang, S., Gao, P., Tong, Y., Norse, D., Lu, Y. and Powlson, D. S. 2015. Overcoming nitrogen fertilizer over-use through technical and advisory approaches: a case study from Shaanxi Province, northwest China. Agriculture, Ecosystems & Environment. 209, pp. 89-99.

Soil carbon dynamics and nutrient cycling

B - Book chapters etc edited externally

Powlson, D. S., Cai, Z. and Lemanceau, P. 2015. Soil carbon dynamics and nutrient cycling. in: Milne, E., Noellemeyer, E. and Banwart, S. (ed.) Soil carbon: science, management and policy for multiple benefits (SCOPE Vol. 71) CABI International, Wallingford, Oxon (CABI). pp. 98-107

Reply to 'No-till agriculture and climate change mitigation'

A - Papers appearing in refereed journals

Powlson, D. S., Stirling, C. M., Jat, M. L., Gerard, B. G., Palm, C. A., Sanchez, P. A. and Cassman, K. G. 2015. Reply to 'No-till agriculture and climate change mitigation'. Nature Climate Change. 5, p. 489.

The Rothamsted Long-term Experiments

C1 - Edited contributions to conferences/learned societies

Macdonald, A. J., Powlson, D. S., Poulton, P. R., Watts, C. W., Clark, I. M., Storkey, J., Hawkins, N. J., Glendining, M. J., Goulding, K. W. T. and McGrath, S. P. 2015. The Rothamsted Long-term Experiments. Valuing long-term sites and experiments for agriculture and ecology. Aspects of Applied Biology 128 . Association of Applied Biologists (AAB). pp. 1-10

Rice production, nitrous oxide emission and ammonia volatilization as impacted by the nitrification inhibitor 2-chloro-6-(trichloromethyl)-pyridine

A - Papers appearing in refereed journals

Sun, H., Zhang, H., Powlson, D. S., Min, J. and Shi, W. 2015. Rice production, nitrous oxide emission and ammonia volatilization as impacted by the nitrification inhibitor 2-chloro-6-(trichloromethyl)-pyridine. Field Crops Research. 173, pp. 1-7.

Soil carbon, multiple benefits

A - Papers appearing in refereed journals

Milne, E., Banwart, S. A., Noellemeyer, E., Abson, D. J., Ballabio, C., Bampa, F., Batino, A., Batjes, N. H., Bernoux, M., Bhattacharya, T., Black, H., Buschiazzo, D. E., Cai, Z., Cerri, C. E., Cheng, K., Compagnone, C., Conant, R., Coutinho, H. L. C., De Brogniez, D., De Carvalho Balieiro, C., Duffy, C., Feller, C., Fidalgo, E. C. C., Figueira da Silva, C., Funk, R., Gaudig, G., Gicheru, P. T., Goldhaber, M., Gottschalk, P., Goulet, F., Goverse, T., Grathwohl, P., Joosten, H., Kamoni, P. T., Kilhara, J., Krawczynski, R., La Scala Jr., N., Lemanceau, P., Li, L., Li, Z., Lugato, E., Maron, P-A., Martius, C., Melillo, J., Montanarella, L., Nikolaidis, N., Nziguheba, G., Pan, G., Pascual, U., Paustian, K., Pineiro, G., Powlson, D. S., Quiroga, A., Richter, D., Sigwalt, A., Six, J., Smith, J., Smith, P., Stocking, M., Tanneberger, F., Termansen, M., Van Noordwijk, M., Van Wesemael, B., Vargas, R., Victoria, R. L., Waswa, B., Werner, D., Whichmann, S., Witchtmann, W., Zhang, X., Zhao, Y., Zheng, J. and Zheng, J. 2015. Soil carbon, multiple benefits. Environmental Development. 13, pp. 33-38.

Triaxial testing to determine the effect of soil type and organic carbon content on soil consolidation and shear deformation characteristics

A - Papers appearing in refereed journals

Chakraborty, D., Watts, C. W., Powlson, D. S., Macdonald, A. J., Ashton, R. W., White, Robin P. and Whalley, W. R. 2014. Triaxial testing to determine the effect of soil type and organic carbon content on soil consolidation and shear deformation characteristics. Soil Science Society of America Journal. 78, pp. 1192-1200.

Contribution of improved nitrogen fertilizer use to development of a low carbon economy in China

G - Articles in popular magazines and other technical publications

Powlson, D. S., Norse, D., Chadwick, D. R., Lu, Y., Zhang, W., Zhang, F., Huang, J. and Jia, X. 2014. Contribution of improved nitrogen fertilizer use to development of a low carbon economy in China. World Agriculture. 4 (2), pp. 10-18.

Limited potential of no-till agriculture for climate change mitigation

A - Papers appearing in refereed journals

Powlson, D. S., Stirling, C. M., Jat, M. L., Gerard, B. G., Palm, C. A., Sanchez, P. A. and Cassman, K. G. 2014. Limited potential of no-till agriculture for climate change mitigation. Nature Climate Change. 4 (8), pp. 678-683.

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

B - Book chapters etc edited externally

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

Free and intra-aggregate organic matter as indicators of soil quality change in volcanic soils under contrasting crop rotations

A - Papers appearing in refereed journals

Zagal, E., Cordova, C., Sohi, S. P. and Powlson, D. S. 2013. Free and intra-aggregate organic matter as indicators of soil quality change in volcanic soils under contrasting crop rotations. Soil Use and Management. 29 (4), pp. 531-539.

New technologies reduce greenhouse gas emissions from nitrogenous fertilizer in China

A - Papers appearing in refereed journals

Zhang, W-F., Dou, Z-X., He, P., Ju, X-T., Powlson, D. S., Chadwick, D. R., Norse, D., Lu, Y-L., Zhang, Y., Wu, Liang, Chen, X-P., Cassman, K. G. and Zhang, F-S. 2013. New technologies reduce greenhouse gas emissions from nitrogenous fertilizer in China. Proceedings of the National Academy of Sciences of the United States of America - PNAS. 110 (21), pp. 8375-8380.

Organic farming gives no climate change benefit through soil carbon sequestration

A - Papers appearing in refereed journals

Leifeld, J., Angers, D. A., Chenu, C., Fuhrer, J., Katterer, T. and Powlson, D. S. 2013. Organic farming gives no climate change benefit through soil carbon sequestration. Proceedings of the National Academy of Sciences of the United States of America - PNAS. 110, p. E984.

Soil organic matter

B - Book chapters etc edited externally

Powlson, D. S., Smith, P. and De Nobili, M. 2013. Soil organic matter. in: Nortcliff, S. and Gregory, P. J. (ed.) Soil conditions and plant growth, 12th ed. Blackwell Publishing Oxford. pp. 86-131

Case study: Reducing the environmental impacts of excessive nitrogen fertiliser use in China

D1 - Technical reports: non-confidential

Powlson, D. S. 2013. Case study: Reducing the environmental impacts of excessive nitrogen fertiliser use in China. Centre for Ecology & Hydrology (CEH), Edinburgh .

Nutrient management in support of environmental and agricultural sustainability

A - Papers appearing in refereed journals

Whitmore, A. P., Goulding, K. W. T., Glendining, M. J., Dailey, A. G., Coleman, K. and Powlson, D. S. 2012. Nutrient management in support of environmental and agricultural sustainability. Sustainability. 4 (10), pp. 2513-2524.

Carbon sequestration in soils - has the concept been over-sold?

C2 - Non-edited contributions to conferences

Powlson, D. S., Whitmore, A. P. and Goulding, K. W. T. 2012. Carbon sequestration in soils - has the concept been over-sold? Abstracts BSSS Annual Meeting: Soil Science and Food Security, Loughborough, 4-5 September 2012 .

Carbon sequestration in soils - has the concept been over-sold?

C2 - Non-edited contributions to conferences

Powlson, D. S. 2012. Carbon sequestration in soils - has the concept been over-sold? Abstracts Bioforsk-konferansen 2012, Oslo, 6-7 February 2012 .

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

C2 - Non-edited contributions to conferences

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

Overuse of nitrogen: insights from the Chinese experience

C2 - Non-edited contributions to conferences

Norse, D., Powlson, D. S., Zhang, F., Zhang, W., Huang, J., Chadwick, D. R. and Lu, Y. 2012. Overuse of nitrogen: insights from the Chinese experience. Abstracts Plant under Pressure 2012: New Knowledge Towards Solutions, London, 26-29 March 2012 .

Towards and integrated global framework to assess the impacts of land use and management change on soil carbon: current capability and future vision

A - Papers appearing in refereed journals

Smith, P., Davies, C. A., Ogle, S., Zanchi, G., Bellarby, J., Bird, N., Boddey, R. M., Mcnamara, N. P., Powlson, D. S., Cowie, A., Van Noordwijk, M., Davis, S. C., Richter, D. De B., Kryzanowski, L., Van Wijk, M. T., Stuart, J., Kirton, A., Eggar, D., Newton-Cross, G., Adhya, T. K. and Braimoh, A. K. 2012. Towards and integrated global framework to assess the impacts of land use and management change on soil carbon: current capability and future vision. Global Change Biology. 18 (7), pp. 2089-2101.

Integrated nutrient management as a key contributor to China's low-carbon agriculture

B - Book chapters etc edited externally

Norse, D., Powlson, D. S. and Lu, Y. 2012. Integrated nutrient management as a key contributor to China's low-carbon agriculture. in: Wollenberg, E., Grieg-Gran, M., Tapio-Bistrom, M-L. and Nihart, A. (ed.) Climate change mitigation in agriculture Earthscan Publications Ltd. pp. 347-359

Nitrous oxide emissions from vegetables grown in a polytunnel treated with high rates of applied nitrogen fertilizers in Southern China

A - Papers appearing in refereed journals

Min, J., Shi, W., Xing, G., Powlson, D. S. and Zhu, Z. 2012. Nitrous oxide emissions from vegetables grown in a polytunnel treated with high rates of applied nitrogen fertilizers in Southern China. Soil Use and Management. 28 (1), pp. 70-77.

Sustaining China's agriculture in a changing climate

B - Book chapters etc edited externally

Lu, Y., Powlson, D. S., Norse, D., Chadwick, D., Conway, D., Ford-Lloyd, B., Maxted, N., Smith, P. and Wheeler, T. 2012. Sustaining China's agriculture in a changing climate. in: Wollenberg, E., Grieg-Gran, M., Tapio-Bistrom, M-L. and Nihart, A. (ed.) Climate change mitigation in agriculture Earthscan Publications Ltd. pp. 203-214

The potential to increase soil carbon stocks through reduced tillage or organic material additions in England and Wales: a case study

A - Papers appearing in refereed journals

Powlson, D. S., Bhogal, A., Chambers, B. J., Coleman, K., Macdonald, A. J., Goulding, K. W. T. and Whitmore, A. P. 2012. The potential to increase soil carbon stocks through reduced tillage or organic material additions in England and Wales: a case study. Agriculture, Ecosystems & Environment. 146, pp. 23-33.

Obituary: David Stewart Jenkinson FRS: 25th February 1928-16th February 2011

G - Articles in popular magazines and other technical publications

Powlson, D. S. and Brookes, P. C. 2012. Obituary: David Stewart Jenkinson FRS: 25th February 1928-16th February 2011. Soil Biology and Biochemistry. 44, pp. 152-156.

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

A - Papers appearing in refereed journals

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

Greenhouse gas emissions associated with nitrogen fertiliser - lessons from a situation of nitrogen excess in China

C2 - Non-edited contributions to conferences

Powlson, D. S., Zhang, F., Zhang, W., Huang, J., Chadwick, D. R., Lu, Y. and Norse, D. 2011. Greenhouse gas emissions associated with nitrogen fertiliser - lessons from a situation of nitrogen excess in China. Abstracts Royal Society Meeting on Reducing Greenhouse Gas Emissions from Agriculture, London, 28 February-1 March 2011 .

Obituary: David Jenkinson

G - Articles in popular magazines and other technical publications

De Nobili, M., Powlson, D. S. and Brookes, P. C. 2011. Obituary: David Jenkinson. Biology And Fertility Of Soils. 47, p. 605.

Emergence or self-organization? Look to the soil population

A - Papers appearing in refereed journals

Addiscott, T. M. 2011. Emergence or self-organization? Look to the soil population. Communicative and Integrative Biology. 4 (4), pp. 469-470.

Leaching of chemcials in relation to soil structure

B - Book chapters etc edited externally

Addiscott, T. M. 2011. Leaching of chemcials in relation to soil structure. in: Glinski, J., Lipiec, J. and Horabik, J. (ed.) Encyclopedia of agrophysics Dordrecht Springer. pp. 421-423

Is nitrate in drinking water a threat to human health?

G - Articles in popular magazines and other technical publications

Powlson, D. S. and Van Kessel, C. 2011. Is nitrate in drinking water a threat to human health? CSA News. March 2011, pp. 20-21.

Impact of land management practices on high-affinity methanotrophic bacterial populations: evidence from long-term sites at Rothamsted

A - Papers appearing in refereed journals

Maxfield, P. J., Brennand, E. L., Powlson, D. S. and Evershed, R. P. 2011. Impact of land management practices on high-affinity methanotrophic bacterial populations: evidence from long-term sites at Rothamsted. European Journal of Soil Science. 62 (1), pp. 56-68.

Soil management in relation to sustainable agriculture and ecosystem services

A - Papers appearing in refereed journals

Powlson, D. S., Gregory, P. J., Whalley, W. R., Quinton, J. N., Hopkins, D. W., Whitmore, A. P., Hirsch, P. R. and Goulding, K. W. T. 2011. Soil management in relation to sustainable agriculture and ecosystem services. Food Policy. 36, pp. S72-S87.

Soil organic matters

A - Papers appearing in refereed journals

Powlson, D. S., Brookes, P. C., Whitmore, A. P., Goulding, K. W. T. and Hopkins, D. W. 2011. Soil organic matters. European Journal of Soil Science. 62 (1), pp. 1-4.

Implications for soil properties of removing cereal straw: results from long-term studies

A - Papers appearing in refereed journals

Powlson, D. S., Glendining, M. J., Coleman, K. and Whitmore, A. P. 2011. Implications for soil properties of removing cereal straw: results from long-term studies. Agronomy Journal. 103, pp. 279-287.

Soil carbon sequestration to mitigate climate change: a critical re-examination to identify the true and the false

A - Papers appearing in refereed journals

Powlson, D. S., Whitmore, A. P. and Goulding, K. W. T. 2011. Soil carbon sequestration to mitigate climate change: a critical re-examination to identify the true and the false. European Journal of Soil Science. 62 (1), pp. 42-55.

Pedotransfer functions for estimating total soil nitrogen up to the global scale

A - Papers appearing in refereed journals

Glendining, M. J., Dailey, A. G., Powlson, D. S., Richter, G. M., Catt, J. A. and Whitmore, A. P. 2011. Pedotransfer functions for estimating total soil nitrogen up to the global scale. European Journal of Soil Science. 62 (1), pp. 13-22.

Effect of sugarcane harvesting systems on soil carbon stocks in Brazil: an examination of existing data

A - Papers appearing in refereed journals

Cerri, C. C., Galdos, M. V., Maia, S. M. F., Bernoux, M., Feigl, B. J., Powlson, D. S. and Cerri, C. E. P. 2011. Effect of sugarcane harvesting systems on soil carbon stocks in Brazil: an examination of existing data. European Journal of Soil Science. 62 (1), pp. 23-28.

Effect of soil pH on the chemical composition of organic matter in physically separated soil fractions in two broadleaf woodland sites at Rothamsted, UK

A - Papers appearing in refereed journals

Tonon, G., Sohi, S., Francioso, O., Ferrari, E., Montecchio, D., Gioacchini, P., Ciavatta, C., Panzacchi, P. and Powlson, D. S. 2010. Effect of soil pH on the chemical composition of organic matter in physically separated soil fractions in two broadleaf woodland sites at Rothamsted, UK. European Journal of Soil Science. 61 (6), pp. 970-979.

Entropy, non-linearity and hierarchy in ecosystems

A - Papers appearing in refereed journals

Addiscott, T. M. 2010. Entropy, non-linearity and hierarchy in ecosystems. Geoderma. 160, pp. 57-63.

Soil carbon sequestration for mitigating climate change: distinguishing the genuine from the imaginary

B - Book chapters etc edited externally

Powlson, D. S., Whitmore, A. P. and Goulding, K. W. T. 2010. Soil carbon sequestration for mitigating climate change: distinguishing the genuine from the imaginary. in: Hillel, D. and Rosenzweig, C. (ed.) Handbook of climate change and agroecosystems Imperial College Press, London. pp. 393-402

Soil mineralization: an emergent process?

A - Papers appearing in refereed journals

Addiscott, T. M. 2010. Soil mineralization: an emergent process? Geoderma. 160, pp. 31-35.

Nitrate accumulation in soil profiles under seasonally open 'sunlight greenhouses' in northwest China and potential for leaching loss during summer fallow

A - Papers appearing in refereed journals

Zhou, J-B., Chen, Z-J., Liu, X-J., Zhai, B-N. and Powlson, D. S. 2010. Nitrate accumulation in soil profiles under seasonally open 'sunlight greenhouses' in northwest China and potential for leaching loss during summer fallow. Soil Use and Management. 26 (3), pp. 332-339.

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Multiseason recoveries of organic and inorganic nitrogen-15 in tropical cropping systems

A - Papers appearing in refereed journals

Dourado-Neto, D., Powlson, D. S., Abu Bakar, R., Bacchi, O. O. S., Basanta, M. V., Thi Cong, P., Keerthisinghe, G., Ismaili, M., Rahman, S. M., Reichardt, K., Safwat, M. S. A., Sangakkara, R., Timm, L. C., Wang, J. Y., Zagal, E. and Van Kessel, C. 2010. Multiseason recoveries of organic and inorganic nitrogen-15 in tropical cropping systems. Soil Science Society of America Journal. 74, pp. 139-152.

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

A - Papers appearing in refereed journals

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

Potential for soil carbon sequestration, but with a full greenhouse gas budget

C1 - Edited contributions to conferences/learned societies

Goulding, K. W. T., Powlson, D. S. and Whitmore, A. P. 2009. Potential for soil carbon sequestration, but with a full greenhouse gas budget. Currie, L. D. and Lindsay, C. L. (ed.) Nutrient Management in a Rapidly Changing World: Proceedings 22nd Annual Workshop of the Fertilizer and Lime Research Centre Massey University, Palmerston North, 11-12 February 2009. . Fertilizer and Lime Research Centre, Massey University. pp. 7-15

Reply to Kuzyakov et al.'s comments on our paper:'Kemmitt, S., Lanyon, C. V., Waite, I. S., Wen, Q., O'Donnell, A. G., Brookes, P. C., 2008. Mineralization of native soil organic matter is not regulated by the size, activity or composition of the soil microbial biomass - a new perspective. Soil Biology and Biochemistry 40, 61-73'

A - Papers appearing in refereed journals

Brookes, P. C., Kemmitt, S. J., Addiscott, T. M. and Bird, N. R. A. 2009. Reply to Kuzyakov et al.'s comments on our paper:'Kemmitt, S., Lanyon, C. V., Waite, I. S., Wen, Q., O'Donnell, A. G., Brookes, P. C., 2008. Mineralization of native soil organic matter is not regulated by the size, activity or composition of the soil microbial biomass - a new perspective. Soil Biology and Biochemistry 40, 61-73'. Soil Biology and Biochemistry. 41, pp. 440-443.

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

C1 - Edited contributions to conferences/learned societies

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

The first risk benefit assessment of nitrate in vegetables: a European perspective

C2 - Non-edited contributions to conferences

Heppner, C., Dorne, J. L. C. M., Fabiansson, S., Verger, P., Fuerst, P., Fernandez-Cruz, M. L., Van Den Brandt, P., Darnerud, P. O., Speijers, G., Addiscott, T. M. and Cockburn, A. 2008. The first risk benefit assessment of nitrate in vegetables: a European perspective. doi:10.1016/j.toxlet.2008.06.555

Wetting of agricultural soil measured by a simplified capillary rise technique

A - Papers appearing in refereed journals

Matthews, G. P., Watts, C. W., Powlson, D. S., Price, J. C. and Whalley, W. R. 2008. Wetting of agricultural soil measured by a simplified capillary rise technique. European Journal of Soil Science. 59 (4), pp. 817-823.

Is UK biofuel supply from Miscanthus water-limited?

A - Papers appearing in refereed journals

Richter, G. M., Riche, A. B., Dailey, A. G., Gezan, S. A. and Powlson, D. S. 2008. Is UK biofuel supply from Miscanthus water-limited? Soil Use and Management. 24 (3), pp. 235-245.

When does nitrate become a risk for humans?

A - Papers appearing in refereed journals

Powlson, D. S., Addiscott, T. M., Benjamin, N., Cassman, K. G., De Kok, T. M., Van Grinsven, H., L'hirondel, J-L., Avery, A. A. and Van Kessel, C. 2008. When does nitrate become a risk for humans? Journal of Environmental Quality. 37, pp. 291-295.

Carbon sequestration in European soils through straw incorporation: limitations and alternatives

A - Papers appearing in refereed journals

Powlson, D. S., Riche, A. B., Coleman, K., Glendining, M. J. and Whitmore, A. P. 2008. Carbon sequestration in European soils through straw incorporation: limitations and alternatives. Waste Management. 28, pp. 741-746.

Climate change genes

G - Articles in popular magazines and other technical publications

Powlson, D. S. and Fusuo, Z. 2008. Climate change genes. New Scientist. 197(2640), p. 24.

Mineralization of native soil organic matter is not regulated by the size, activity or composition of the soil microbial biomass - a new perspective

A - Papers appearing in refereed journals

Kemmitt, S. J., Lanyon, C. V., Waite, I. S., Wen, Q., Addiscott, T. M., Bird, N. R. A., O'donnell, A. G. and Brookes, P. C. 2008. Mineralization of native soil organic matter is not regulated by the size, activity or composition of the soil microbial biomass - a new perspective. Soil Biology and Biochemistry. 40, pp. 61-73.

Nitrate from agriculture: a hazard to health and the environment?

A - Papers appearing in refereed journals

Addiscott, T. M. 2007. Nitrate from agriculture: a hazard to health and the environment? CAB Reviews: Perspectives in Agriculture, Veterinary Science, Nutrition and Natural Resources. 2, p. 088 (29pp).

Biomass supply for the UK energy market - modelling grass productivity

C2 - Non-edited contributions to conferences

Richter, G. M., Riche, A. B., Dailey, A. G. and Powlson, D. S. 2007. Biomass supply for the UK energy market - modelling grass productivity. Abstracts 2nd International Energy Farming Congress, Papenburg, 13-15 March 2007 .

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

C2 - Non-edited contributions to conferences

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

An increased understanding of soil organic carbon stocks and changes in non-temperate areas: national and global implications

A - Papers appearing in refereed journals

Milne, E., Paustian, K., Easter, M., Sessay, M., Al-Adamat, R., Batjes, N. H., Bernoux, M., Bhattacharyya, T., Cerri, C. C., Cerri, C. E. P., Coleman, K., Falloon, P., Feller, C., Gicheru, P., Kamoni, P., Killian, K., Pal, D. K., Powlson, D. S., Williams, S. and Rawajfih, Z. 2007. An increased understanding of soil organic carbon stocks and changes in non-temperate areas: national and global implications. Agriculture, Ecosystems & Environment. 122, pp. 125-136.

National and sub-national assessments of soil organic carbon stocks and changes: the GEFSOC modelling system

A - Papers appearing in refereed journals

Milne, E., Al Adamat, R., Batjes, N. H., Bernoux, M., Bhattacharyya, T., Cerri, C. C., Cerri, C. E. P., Coleman, K., Easter, M., Falloon, P., Feller, C., Gicheru, P., Kamoni, P., Killian, K., Pal, D. K., Paustian, K., Powlson, D. S., Rawajfih, Z., Sessay, M., Williams, S. and Wokabi, S. 2007. National and sub-national assessments of soil organic carbon stocks and changes: the GEFSOC modelling system. Agriculture, Ecosystems & Environment. 122, pp. 3-12.

Soil carbon stocks at regional scales

G - Articles in popular magazines and other technical publications

Milne, E., Powlson, D. S. and Cerri, C. E. 2007. Soil carbon stocks at regional scales. Agriculture, Ecosystems & Environment. 122 (1), pp. 1-2.

The GEFSOC soil carbon modelling system: a tool for conducting regional-scale soil carbon inventories and assessing the impacts of land use change on soil carbon

A - Papers appearing in refereed journals

Easter, M., Paustian, K., Killian, K., Williams, S., Feng, T., Al-Adamat, R., Batjes, N. H., Bernoux, M., Bhattacharyya, T., Cerri, C. C., Cerri, C. E. P., Coleman, K., Falloon, P., Feller, C., Gicheru, P., Kamoni, P., Milne, E., Pal, D. K., Powlson, D. S., Rawajfih, Z., Sessay, M. and Wokabi, S. 2007. The GEFSOC soil carbon modelling system: a tool for conducting regional-scale soil carbon inventories and assessing the impacts of land use change on soil carbon. Agriculture, Ecosystems & Environment. 122, pp. 13-25.

Predicted soil organic carbon stocks and changes in the Brazilian Amazon between 2000 and 2030

A - Papers appearing in refereed journals

Cerri, C. E. P., Easter, M., Paustian, K., Killian, K., Coleman, K., Bernoux, M., Falloon, P., Powlson, D. S., Batjes, N. H., Milne, E. and Cerri, C. C. 2007. Predicted soil organic carbon stocks and changes in the Brazilian Amazon between 2000 and 2030. Agriculture, Ecosystems & Environment. 122, pp. 58-72.

Simulating SOC changes in 11 land use change chronosequences from the Brazilian Amazon with RothC and Century models

A - Papers appearing in refereed journals

Cerri, C. E. P., Easter, M., Paustian, K., Killian, K., Coleman, K., Bernoux, M., Falloon, P., Powlson, D. S., Batjes, N., Milne, E. and Cerri, C. C. 2007. Simulating SOC changes in 11 land use change chronosequences from the Brazilian Amazon with RothC and Century models. Agriculture, Ecosystems & Environment. 122, pp. 46-57.

Modelled soil organic carbon stocks and changes in the Indo-Gangetic Plains, India from 1980 to 2030

A - Papers appearing in refereed journals

Bhattacharyya, T., Pal, D. K., Easter, M., Batjes, N. H., Milne, E., Gajbhiye, K. S., Chandran, P., Ray, S. K., Mandal, C., Paustian, K., Williams, S., Killian, K., Coleman, K., Falloon, P. and Powlson, D. S. 2007. Modelled soil organic carbon stocks and changes in the Indo-Gangetic Plains, India from 1980 to 2030. Agriculture, Ecosystems & Environment. 122, pp. 84-94.

Evaluating the Century C model using long-term fertilizer trials in the Indo-Gangetic Plains, India

A - Papers appearing in refereed journals

Bhattacharyya, T., Pal, D. K., Easter, M., Williams, S., Paustian, K., Milne, E., Chandran, P., Ray, S. K., Mandal, C., Coleman, K., Falloon, P., Powlson, D. S. and Gajbhiye, K. S. 2007. Evaluating the Century C model using long-term fertilizer trials in the Indo-Gangetic Plains, India. Agriculture, Ecosystems & Environment. 122, pp. 73-83.

Predicted soil organic carbon stocks and changes in Jordan between 2000 and 2030 made using GEFSOC Modelling System

A - Papers appearing in refereed journals

Al-Adamat, R., Rawajfih, Z., Easter, M., Paustian, K., Coleman, K., Milne, E., Falloon, P., Powlson, D. S. and Batjes, N. H. 2007. Predicted soil organic carbon stocks and changes in Jordan between 2000 and 2030 made using GEFSOC Modelling System. Agriculture, Ecosystems & Environment. 122, pp. 35-45.

Haber-Bosch process for the synthesis of ammonia

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 2007. Haber-Bosch process for the synthesis of ammonia. Spiked.

Long-term soil experiments: keys to managing earth's rapidly changing ecosystems

A - Papers appearing in refereed journals

Richter, D. Deb., Hofmockel, M., Callaham, M. A., Powlson, D. S. and Smith, P. 2007. Long-term soil experiments: keys to managing earth's rapidly changing ecosystems. Soil Science Society of America Journal. 71, pp. 266-279.

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

A - Papers appearing in refereed journals

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

Managing soil organic matter - possibilities and limitations

C1 - Edited contributions to conferences/learned societies

Powlson, D. S., Sohi, S. and Gaunt, J. L. 2006. Managing soil organic matter - possibilities and limitations. Proceedings National Tillage Conference, Carlow, 26 January 2006 . pp. 22-33

Is it nitrate that threatens life or the scare about nitrate?

A - Papers appearing in refereed journals

Addiscott, T. M. 2006. Is it nitrate that threatens life or the scare about nitrate? Journal of the Science of Food and Agriculture - jsfa. 86 (13), pp. 2005-2009.

Dietary nitrate: where is the risk?

G - Articles in popular magazines and other technical publications

L'hirondel, J-L., Avery, A. A. and Addiscott, T. M. 2006. Dietary nitrate: where is the risk? Environmental Health Perspectives. 114, pp. A458-A459.

Soils and environmental issues [Chapter 17]

B - Book chapters etc edited externally

Addiscott, T. M. 2006. Soils and environmental issues [Chapter 17]. in: Warkentin, B. P. (ed.) Footprints in the soil: people and ideas in soil history San Diego Elsevier. pp. 455-503

Karl Popper and climate models: reflections on an essay by Henk Tennekes

A - Papers appearing in refereed journals

Addiscott, T. M. 2006. Karl Popper and climate models: reflections on an essay by Henk Tennekes. Energy and Environment. 17, pp. 613-617.

Blue baby links

G - Articles in popular magazines and other technical publications

Powlson, D. S. and Van Kessel, C. 2006. Blue baby links. New Scientist. 189(2538), p. 24.

Nitrate, agriculture and the environment

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

Addiscott, T. M. 2005. Nitrate, agriculture and the environment. CABI International, Wallingford, Oxon (CABI).

The chemical composition of measurable soil organic matter pools

A - Papers appearing in refereed journals

Poirier, N., Sohi, S. P., Gaunt, J. L., Mahieu, N., Randall, E. W., Powlson, D. S. and Evershed, R. P. 2005. The chemical composition of measurable soil organic matter pools. Organic Geochemistry. 36, pp. 1174-1189.

Investigating the chemical characteristics of soil organic matter fractions suitable for modeling

A - Papers appearing in refereed journals

Sohi, S. P., Mahieu, N., Powlson, D. S., Madari, B., Smittenberg, R. H. and Gaunt, J. L. 2005. Investigating the chemical characteristics of soil organic matter fractions suitable for modeling. Soil Science Society of America Journal. 69, pp. 1248-1255.

Assessment of phosphorus leaching losses from arable land

A - Papers appearing in refereed journals

Fortune, S., Lu, J., Addiscott, T. M. and Brookes, P. C. 2005. Assessment of phosphorus leaching losses from arable land. Plant and Soil. 269, pp. 99-108.

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

A - Papers appearing in refereed journals

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

Biofuels and other approaches for decreasing fossil fuel emissions from agriculture

A - Papers appearing in refereed journals

Powlson, D. S., Riche, A. B. and Shield, I. F. 2005. Biofuels and other approaches for decreasing fossil fuel emissions from agriculture. Annals of Applied Biology - AAB. 146 (2), pp. 193-201.

Wavelet analysis of the scale- and location-dependent correlation of modelled and measured nitrous oxide emissions from soil

A - Papers appearing in refereed journals

Milne, A. E., Lark, R. M., Addiscott, T. M., Goulding, K. W. T., Webster, C. P. and O'flaherty, S. 2005. Wavelet analysis of the scale- and location-dependent correlation of modelled and measured nitrous oxide emissions from soil. European Journal of Soil Science. 56 (1), pp. 3-17.

Climatology: Will soil amplify climate change?

G - Articles in popular magazines and other technical publications

Powlson, D. S. 2005. Climatology: Will soil amplify climate change? Nature. 433 (7023), pp. 204-205.

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

A - Papers appearing in refereed journals

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

Diffusion

G - Articles in popular magazines and other technical publications

Addiscott, T. M. and Leeds-Harrison, P. 2005. Diffusion.

Encyclopedia of soils in the environment, 4 vols

B - Book chapters etc edited externally

Hillel, D., Hatfield, J. L., Powlson, D. S., Rosenzweig, C., Scow, K. M. and Singer, M. J. 2005. Encyclopedia of soils in the environment, 4 vols. in: Sparks, D. L. (ed.) Elsevier Academic Press, Amsterdam. pp. 2200pp

Nitrates

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 2005. Nitrates.

The survival strategy of the soil microbial biomass

C2 - Non-edited contributions to conferences

Brookes, P. C., De Nobili, M., Contin, M., Mondini, C. and Powlson, D. S. 2004. The survival strategy of the soil microbial biomass. Abstracts 49th Annual Meeting of the Crop Science Society of America: Science to Secure Food and the Environment, Seattle, 31 October-4 November 2004 .

Phosphate leaching from soil to water: 150 years of getting it wrong!

C2 - Non-edited contributions to conferences

Brookes, P. C., Fortune, S., Addiscott, T. M. and Powlson, D. S. 2004. Phosphate leaching from soil to water: 150 years of getting it wrong! Abstracts 49th Annual Meeting of the Crop Science Society of America: Science to Secure Food and the Environment, Seattle, 31 October-4 November 2004 .

Introduction: linkages and research priorities

G - Articles in popular magazines and other technical publications

Kirkby, M. and Powlson, D. S. 2004. Introduction: linkages and research priorities. Agriculture, Ecosystems & Environment. 104, pp. 245-247.

Quantifying phosphate leaching losses under field conditions

C2 - Non-edited contributions to conferences

Brookes, P. C., Fortune, S. and Addiscott, T. M. 2004. Quantifying phosphate leaching losses under field conditions. Abstracts Eurosoil 2004, Freiburg, 4-12 September 2004 . pp. 160

The dangers of coffee and cabbage

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 2004. The dangers of coffee and cabbage. Spiked-health debates. http://www.spiked-online.com/Articles/0000000CA7C8.htm.

Risk-assessment for natural chemicals, too?

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 2004. Risk-assessment for natural chemicals, too? Spiked-health debates. http://www.spiked-online.com/Articles/0000000CA7CE.htm.

Nitrate and health

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. and Benjamin, N. 2004. Nitrate and health. Proceedings 10th Conference of the Pan-Hellenic Soil Science Society, 22-25 September 2004 . Praktika, Thessalonika. pp. 215-230

Scale- and location-dependent correlation of nitrous oxide emissions with soil properties: an analysis using wavelets

A - Papers appearing in refereed journals

Lark, R. M., Milne, A. E., Addiscott, T. M., Goulding, K. W. T., Webster, C. P. and O'flaherty, S. 2004. Scale- and location-dependent correlation of nitrous oxide emissions with soil properties: an analysis using wavelets. European Journal of Soil Science. 55 (3), pp. 611-627.

Analysing spatially intermittent variation of nitrous oxide emissions from soil with wavelets and the implications for sampling

A - Papers appearing in refereed journals

Lark, R. M., Milne, A. E., Addiscott, T. M., Goulding, K. W. T., Webster, C. P. and O'flaherty, S. 2004. Analysing spatially intermittent variation of nitrous oxide emissions from soil with wavelets and the implications for sampling. European Journal of Soil Science. 55 (3), pp. 601-610.

Nitrate and human health

A - Papers appearing in refereed journals

Addiscott, T. M. and Benjamin, N. 2004. Nitrate and human health. Soil Use and Management. 20 (2), pp. 98-104.

Soils as carbon sinks: foreword

G - Articles in popular magazines and other technical publications

Powlson, D. S., Smith, P. and Greenland, D. 2004. Soils as carbon sinks: foreword. Soil Use and Management. 20, pp. 210-211.

Managing field margins for biodiversity and carbon sequestration: a Great Britain case study

A - Papers appearing in refereed journals

Falloon, P. D., Powlson, D. S. and Smith, P. 2004. Managing field margins for biodiversity and carbon sequestration: a Great Britain case study. Soil Use and Management. 20, pp. 240-247.

Soils as carbon sinks (Supplement to Soil Use and Management Vol. 20)

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

Powlson, D. S. Smith, P. (ed.) 2004. Soils as carbon sinks (Supplement to Soil Use and Management Vol. 20).

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.

Measuring soil microbial biomass

A - Papers appearing in refereed journals

Jenkinson, D. S., Brookes, P. C. and Powlson, D. S. 2004. Measuring soil microbial biomass. Soil Biology and Biochemistry. 36 (1), pp. 5-7.

Climate change and soil functions: consequences of inaction and possible mitigations through land management

C2 - Non-edited contributions to conferences

Powlson, D. S., Falloon, P., Coleman, K., Cox, P., Gaunt, J. L., Shield, I. F., Riche, A. B. and Whitmore, A. P. 2003. Climate change and soil functions: consequences of inaction and possible mitigations through land management. Abstracts ASA-CSSA-SSSA Annual Meeting. Changing Sciences for a Changing World: Building a Broader Vision, Denver, 2-6 November 2003 .

La dynamique de l'azote dans le sol: impact des pratiques agricoles

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. and Powlson, D. S. 2003. La dynamique de l'azote dans le sol: impact des pratiques agricoles. Buson, C. and Toubon, P. (ed.) Gestion des risques sante et environnement. Le cas des nitrates . Institut Scientifique et Technique de l'Environnement, Liffre. pp. 206-216

Modeling: potential and limitations

B - Book chapters etc edited externally

Addiscott, T. M. 2003. Modeling: potential and limitations. in: Benbi, D. K. and Nieder, R. (ed.) Handbook of processes and modeling in the soil-plant system Haworth Press, Binghampton. pp. 707-730

Nitrate in groundwater

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 2003. Nitrate in groundwater.

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

D1 - Technical reports: non-confidential

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

Sustainability of soil management practices - a global perspective

B - Book chapters etc edited externally

Smith, P. and Powlson, D. S. 2003. Sustainability of soil management practices - a global perspective. in: Murphy, D. V. and Abbott, L. K. (ed.) Soil biological fertility - a key to sustainable land use in agriculture Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 241-254

Climate change and soil functions: consequences of inaction and possible mitigations through land management

C2 - Non-edited contributions to conferences

Powlson, D. S., Falloon, P., Coleman, K., Cox, P., Gaunt, J. L., Shield, I. F. and Whitmore, A. P. 2003. Climate change and soil functions: consequences of inaction and possible mitigations through land management. Abstracts ASA-CSSA-SSSA Annual Meeting. Changing Sciences for a Changing World: Building a Broader Vision, Denver, 2-6 November 2003 .

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

C1 - Edited contributions to conferences/learned societies

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

Soil organic matter and how to change it

C2 - Non-edited contributions to conferences

Gaunt, J. L., Powlson, D. S., Falloon, P. D. and Sohi, S. P. 2002. Soil organic matter and how to change it. Abstracts SCI Meeting on the Draft Soil Protection Strategy: Implications for the Agricultural and Environmental Sectors, London, 12 March 2002 .

Carbon cycling and sequestration opportunities in temperate arable agriculture

C2 - Non-edited contributions to conferences

Falloon, P. D., Smith, P. and Powlson, D. S. 2002. Carbon cycling and sequestration opportunities in temperate arable agriculture. Abstracts BSSS Meeting on Soils as Carbon Sinks: Opportunities and Limitations, Edinburgh, 28 June 2002 .

Using the PSALM model to simulate losses of phosphate in drainage from arable land

C2 - Non-edited contributions to conferences

Addiscott, T. M., Falloon, P. D. and Tuck, G. 2002. Using the PSALM model to simulate losses of phosphate in drainage from arable land. Cambridge University Press (CUP).

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

A - Papers appearing in refereed journals

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

The soil's the thing

G - Articles in popular magazines and other technical publications

Powlson, D. S., Falloon, P. D. and Coleman, K. 2002. The soil's the thing. New Scientist. 176(2369), p. 24.

Interactions in the root environment - an integrated approach. The Rothamsted Millennium Conference

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

Powlson, D. S., Bateman, G. L., Davies, K. G., Gaunt, J. L. and Hirsch, P. R. Barlow, P. W. (ed.) 2002. Interactions in the root environment - an integrated approach. The Rothamsted Millennium Conference. Kluwer Academic Publishers, Dordrecht, Netherlands.

Patterns of loss of bromide, phosphate, triallate and chlordane from sandy soil in lysimeters

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M., Hesketh, N. and Brookes, P. C. 2002. Patterns of loss of bromide, phosphate, triallate and chlordane from sandy soil in lysimeters. Proceedings Workshop on Colloids and Colloid-facilitated Transport of Contaminants in Soils and Sediments, Tjele, Denmark, 19-20 September 2002. DIAS Report on Plant Production No. 80 . pp. 193-197

Patterns of loss of bromide, phosphate, triallate and chlordane from sandy soil in lysimeters

C2 - Non-edited contributions to conferences

Addiscott, T. M., Hesketh, N. and Brookes, P. C. 2002. Patterns of loss of bromide, phosphate, triallate and chlordane from sandy soil in lysimeters. Abstracts International Workshop on Rhizosphere, Preferential Flow and Bio-availability: a Holsitic View of Soil-to-Plant Transfer, Monte Verita Ascona, 21-26 September 2002 .

Phosphate losses through field drains in a heavy cultivated soil

C2 - Non-edited contributions to conferences

Addiscott, T. M., Brockie, D., Catt, J. A., Christian, D. G., Harris, G. L., Howse, K. R., Mirza, N. A. and Pepper, T. J. 2002. Phosphate losses through field drains in a heavy cultivated soil. Proceedings Workshop on Colloids and Colloid-facilitated Transport of Contaminants in Soils and Sediments, Tjele, Denmark, 19-20 September 2002. DIAS Report on Plant Production No. 80 . pp. 213-214

What governs nitrogen loss from forest soils?

G - Articles in popular magazines and other technical publications

Addiscott, T. M. and Brookes, P. C. 2002. What governs nitrogen loss from forest soils? Nature. 418 (6898), p. 604.

Foreword to Proceedings of the Rothamsted Millennium Conference on Interactions in the Root Environment

G - Articles in popular magazines and other technical publications

Powlson, D. S., Bateman, G. L., Davies, K. G., Gaunt, J. L., Hirsch, P. R. and Barlow, P. W. 2001. Foreword to Proceedings of the Rothamsted Millennium Conference on Interactions in the Root Environment. Plant and Soil. 232, pp. 1-2.

Soil Organic Matter Network (SOMNET): 2001 model and experimental metadata (GCTE Report No. 7, 2nd ed.)

D1 - Technical reports: non-confidential

Smith, P., Falloon, P. D., Smith, J. U. and Powlson, D. S. 2001. Soil Organic Matter Network (SOMNET): 2001 model and experimental metadata (GCTE Report No. 7, 2nd ed.). Wallingford, GCTE Focus 3 Office.

Biofuel crops: their potential contribution to decreased fossil carbon emissions and additional environmental benefits

C1 - Edited contributions to conferences/learned societies

Powlson, D. S., Christian, D. G., Falloon, P. and Smith, P. 2001. Biofuel crops: their potential contribution to decreased fossil carbon emissions and additional environmental benefits. Biomass and Energy Crops II. Aspects of Applied Biology 65 . pp. 289-294

The role of soil microorganisms in soil organic matter conservation in the tropics

A - Papers appearing in refereed journals

Powlson, D. S., Hirsch, P. R. and Brookes, P. C. 2001. The role of soil microorganisms in soil organic matter conservation in the tropics. Nutrient Cycling in Agroecosystems. 61 (1), pp. 41-51.

Enhancing the carbon sink in European agricultural soils: including trace gas fluxes in estimates of carbon mitigation potential

A - Papers appearing in refereed journals

Smith, P., Goulding, K. W. T., Smith, K. A., Powlson, D. S., Smith, J. U., Falloon, P. D. and Coleman, K. 2001. Enhancing the carbon sink in European agricultural soils: including trace gas fluxes in estimates of carbon mitigation potential. Nutrient Cycling in Agroecosystems. 60, pp. 237-252.

A procedure for isolating soil organic matter fractions suitable for modeling

A - Papers appearing in refereed journals

Sohi, S. P., Mahieu, N., Arah, J. R. M., Powlson, D. S., Madari, B. and Gaunt, J. L. 2001. A procedure for isolating soil organic matter fractions suitable for modeling. Soil Science Society of America Journal. 65, pp. 1121-1128.

The role of land carbon sinks in mitigating global climate change (Royal Society Policy Document 10/01)

D1 - Technical reports: non-confidential

Read, D., Beerling, D., Cannell, M., Cox, P., Curran, P., Grace, J., Ineson, P., Jarvis, P., Malhi, Y., Powlson, D. S., Shepherd, J. and Woodward, I. 2001. The role of land carbon sinks in mitigating global climate change (Royal Society Policy Document 10/01). Royal Society, London.

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

A - Papers appearing in refereed journals

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

Effect of suspended soil material and pig slurry on the facilitated transport of pesticides, phosphate and bromide in sandy soil

A - Papers appearing in refereed journals

Hesketh, N., Brookes, P. C. and Addiscott, T. M. 2001. Effect of suspended soil material and pig slurry on the facilitated transport of pesticides, phosphate and bromide in sandy soil. European Journal of Soil Science. 52 (2), pp. 287-296.

Balance upset

G - Articles in popular magazines and other technical publications

Powlson, D. S. 2001. Balance upset. New Scientist. 170(2291), p. 54.

Non-linearity and error in modelling soil processes

A - Papers appearing in refereed journals

Addiscott, T. M. and Tuck, G. 2001. Non-linearity and error in modelling soil processes. European Journal of Soil Science. 52 (1), pp. 129-138.

Carbon mitigation options in agriculture: improving our estimates for Kyoto

B - Book chapters etc edited externally

Smith, P., Falloon, P. D., Powlson, D. S. and Smith, J. U. 2001. Carbon mitigation options in agriculture: improving our estimates for Kyoto. in: Ball, B. C., Watson, C. A., Campbell, C. D. and Rees, R. M. (ed.) Sustainable management of soil organic matter CABI International, Wallingford, Oxon (CABI). pp. 324-329

Avez-vous pris votre nitrate?

A - Papers appearing in refereed journals

Tom Addiscott and Benjamin, N. 2000. Avez-vous pris votre nitrate? Perspectives Agricoles. 259, pp. 24-26.

Revised estimates of the carbon mitigation potential of UK agricultural land

A - Papers appearing in refereed journals

Smith, P., Milne, R., Powlson, D. S., Smith, J. U., Falloon, P. D. and Coleman, K. 2000. Revised estimates of the carbon mitigation potential of UK agricultural land. Soil Use and Management. 16 (4), pp. 293-295.

Including trace gas fluxes in estimates of the carbon mitigation potential of UK agricultural land

A - Papers appearing in refereed journals

Smith, P., Goulding, K. W. T., Smith, K. A., Powlson, D. S., Smith, J. U., Falloon, P. D. and Coleman, K. 2000. Including trace gas fluxes in estimates of the carbon mitigation potential of UK agricultural land. Soil Use and Management. 16 (4), pp. 251-259.

Considering manure and carbon sequestration

G - Articles in popular magazines and other technical publications

Smith, P. and Powlson, D. S. 2000. Considering manure and carbon sequestration. Science - AAAS. 287, pp. 428-429.

CRACK-NP, development of a model for predicting pollutant transport in cracking clay soils

A - Papers appearing in refereed journals

Matthews, A. M., Portwood, A. M., Armstrong, A. C., Leeds-Harrison, P. B., Harris, G. L., Catt, J. A. and Addiscott, T. M. 2000. CRACK-NP, development of a model for predicting pollutant transport in cracking clay soils. Soil Use and Management. 16 (4), pp. 279-284.

Agricultural carbon mitigation options in Europe: improved estimates and the global perspective

A - Papers appearing in refereed journals

Smith, P., Powlson, D. S., Smith, J. U., Falloon, P. D., Coleman, K. and Goulding, K. W. T. 2000. Agricultural carbon mitigation options in Europe: improved estimates and the global perspective. Acta Agronomica Hungarica. 48, pp. 209-216.

How to feed the world

G - Articles in popular magazines and other technical publications

Crute, I. R., Powlson, D. S. and Lamb, C. 2000. How to feed the world. Letter to the Guardian. 1 September 2000, p. 17.

Meaningful monitoring of soil quality - unattainable dream or pragmatic necessity?

C2 - Non-edited contributions to conferences

Powlson, D. S. 2000. Meaningful monitoring of soil quality - unattainable dream or pragmatic necessity? Abstracts British Society of Soil Science Conference Eurosoil 2000, Reading, 4-6 September 2000 .

Smokescreen exposed

G - Articles in popular magazines and other technical publications

Powlson, D. S. and Smith, P. 2000. Smokescreen exposed. New Scientist. 167(2257), p. 51.

Estimating crop N uptake from organic residues using a new approach to the 15N isotope dilution technique

A - Papers appearing in refereed journals

Hood, R., Merckx, R., Jensen, E. S., Powlson, D. S., Matijevic, M. and Hardarson, G. 2000. Estimating crop N uptake from organic residues using a new approach to the 15N isotope dilution technique. Plant and Soil. 223, pp. 33-44.

Factors controlling P sorption in soils - a review of literature data

C2 - Non-edited contributions to conferences

Falloon, P. D. and Addiscott, T. M. 2000. Factors controlling P sorption in soils - a review of literature data. Abstracts British Society of Soil Science Conference Eurosoil 2000, Reading, 4-6 September 2000 .

PSALM. A phosphate sorption and leaching model

C2 - Non-edited contributions to conferences

Addiscott, T. M. and Falloon, P. D. 2000. PSALM. A phosphate sorption and leaching model. Abstracts British Society of Soil Science Conference Eurosoil 2000, Reading, 4-6 September 2000 .

Phosphate losses through field drains in a heavy cultivated soil

C2 - Non-edited contributions to conferences

Addiscott, T. M., Brockie, D., Catt, J. A., Christian, D. G., Harris, G. L., Howse, K. R., Mirza, N. A. and Pepper, T. J. 2000. Phosphate losses through field drains in a heavy cultivated soil. Abstracts British Society of Soil Science Conference Eurosoil 2000, Reading, 4-6 September 2000 .

Meeting Europe's climate change commitments: quantitative estimates of the potential for carbon mitigation by agriculture

A - Papers appearing in refereed journals

Smith, P., Powlson, D. S., Smith, J. U., Falloon, P. and Coleman, K. 2000. Meeting Europe's climate change commitments: quantitative estimates of the potential for carbon mitigation by agriculture. Global Change Biology. 6 (5), pp. 525-539.

Tackling nitrate from agriculture

A - Papers appearing in refereed journals

Powlson, D. S. 2000. Tackling nitrate from agriculture. Soil Use and Management. 16, p. 141.

Simulating nitrate concentrations in water draining from a small arable catchment in England

A - Papers appearing in refereed journals

Tuck, G., Matthews, A. M., Harris, G. L., Dailey, A. G., Armstrong, A. C. and Addiscott, T. M. 2000. Simulating nitrate concentrations in water draining from a small arable catchment in England. Soil Use and Management. 16 (1), pp. 66-70.

Meeting the UK's climate change commitments: options for carbon mitigation on agricultural land

A - Papers appearing in refereed journals

Smith, P., Powlson, D. S., Smith, J. U., Falloon, P. and Coleman, K. 2000. Meeting the UK's climate change commitments: options for carbon mitigation on agricultural land. Soil Use and Management. 16 (1), pp. 1-11.

Long-term soil organic matter dynamics

B - Book chapters etc edited externally

Powlson, D. S. 2000. Long-term soil organic matter dynamics. in: Olk, D. C. and Kirk, G. J. D. (ed.) Carbon and nitrogen dynamics in flooded soils International Rice Research Institute, Manila. pp. 49-63

A physical soil fractionation scheme to obtain organic matter fractions suitable for modeling

B - Book chapters etc edited externally

Gaunt, J. L., Sohi, S. P., Arah, J. R. M., Mahieu, N., Yang, H. and Powlson, D. S. 2000. A physical soil fractionation scheme to obtain organic matter fractions suitable for modeling. in: Olk, D. C. and Kirk, G. J. D. (ed.) Carbon and nitrogen dynamics in flooded soils International Rice Research Institute, Manila. pp. 89-99

Failure to simulate C and N mineralization in soil using biomass C-to-N ratios as measured by the fumigation extraction method?

A - Papers appearing in refereed journals

Dendooven, L., Murphy, E. and Powlson, D. S. 2000. Failure to simulate C and N mineralization in soil using biomass C-to-N ratios as measured by the fumigation extraction method? Soil Biology and Biochemistry. 32, pp. 659-668.

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

A - Papers appearing in refereed journals

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

Phosphate losses through field drains in a heavy cultivated soil

A - Papers appearing in refereed journals

Addiscott, T. M., Brockie, D., Catt, J. A., Christian, D. G., Harris, G. L., Howse, K. R., Mirza, N. A. and Pepper, T. J. 2000. Phosphate losses through field drains in a heavy cultivated soil. Journal of Environmental Quality. 29 (2), pp. 522-532.

Are you taking your nitrate?

G - Articles in popular magazines and other technical publications

Addiscott, T. M. and Benjamin, N. 2000. Are you taking your nitrate? Food, Science and Technology Today. 14, pp. 59-61.

Tillage, mineralization and leaching: phosphate

A - Papers appearing in refereed journals

Addiscott, T. M. and Thomas, D. 2000. Tillage, mineralization and leaching: phosphate. Soil & Tillage Research. 53, pp. 255-273.

Tillage, mineralization and leaching

A - Papers appearing in refereed journals

Addiscott, T. M. 2000. Tillage, mineralization and leaching. Soil & Tillage Research. 53, pp. 163-165.

FARM-Africa: helping the poor to help themselves

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 2000. FARM-Africa: helping the poor to help themselves. Country way. 2000, p. 23.

Making a meal of it

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 2000. Making a meal of it. New Scientist. 165(2224), pp. 48-49.

Enhancing the carbon sink in agricultural soils

C2 - Non-edited contributions to conferences

Smith, P., Goulding, K. W. T., Powlson, D. S., Smith, J. U., Falloon, P. D. and Coleman, K. 1999. Enhancing the carbon sink in agricultural soils. Abstracts International Conference on Biogenic Emissions of Greenhouse Gases caused by Arable and Animal Agriculture, Stuttgart, 13-15 October 1999 .

Carbon sequestration in soils: improving our regional estimates

C2 - Non-edited contributions to conferences

Smith, P., Falloon, P. D. and Powlson, D. S. 1999. Carbon sequestration in soils: improving our regional estimates. Abstracts British Society of Soil Science Meeting on Sustainable Management of Soil Organic Matter, Edinburgh, 15-17 September 1999 .

SUNDIAL-FRS Version 1.1, 20th January 1999

J - Computer programs

Smith, J. U., Dailey, A. G., Glendining, M. J., Leech, P. K., Tuck, G., Smith, P., Bradbury, N., Bailey, N. and Addiscott, T. M. 1999. SUNDIAL-FRS Version 1.1, 20th January 1999.

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

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

A - Papers appearing in refereed journals

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

Some causes of error and confusion in field experiments with 15N

C2 - Non-edited contributions to conferences

Powlson, D. S. 1999. Some causes of error and confusion in field experiments with 15N. Report of the 3rd Research Coordination Meeting of the FAO/IAEA Coordinated Research Project on the Use of Isotope Techniques in Studies on the Management of Organic Matter and Nutrient Turnover for Increased Sustainable Agricultural Production and Environmental Preservation (D1-40.08), Rabat, 6-10 September 1999 . pp. 6-8

Are the Rothamsted experiments still relevant to modern farming?

C1 - Edited contributions to conferences/learned societies

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

Statistical analysis of published carbon-13 CPMAS NMR spectra of soil organic matter

A - Papers appearing in refereed journals

Mahieu, N., Powlson, D. S. and Randall, E. W. 1999. Statistical analysis of published carbon-13 CPMAS NMR spectra of soil organic matter. Soil Science Society of America Journal. 63 (2), pp. 307-319.

Nitrogen deposition and carbon sequestration

A - Papers appearing in refereed journals

Jenkinson, D. S., Goulding, K. W. T. and Powlson, D. S. 1999. Nitrogen deposition and carbon sequestration. Nature. 400 (6745), p. 629.

Managing nitrogen for profitable farming and minimal environmental impact

C2 - Non-edited contributions to conferences

Goulding, K. W. T., Smith, J. U. and Addiscott, T. M. 1999. Managing nitrogen for profitable farming and minimal environmental impact. Proceedings Conference on Agriculture and the Environment: Challenges and Conflicts for the New Millennium, Warwick, 14-16 April 1999 . pp. 257-258

Nitrate and health: introductory comments

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1999. Nitrate and health: introductory comments. Wilson, W. S., Hinton, R. H. and Ball, A. S. (ed.) Managing risks of nitrates to humans and the environment . Royal Society of Chemistry (RSC), Cambridge. pp. 247-249

Fate of nitrogen from manufactured fertilizers in agriculture

B - Book chapters etc edited externally

Powlson, D. S. 1999. Fate of nitrogen from manufactured fertilizers in agriculture. in: Wilson, W. S., Hinton, R. H. and Ball, A. S. (ed.) Managing risks of nitrates to humans and the environment Royal Society of Chemistry (RSC), Cambridge. pp. 42-57

Home grown

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1999. Home grown. New Scientist. 162(2190), p. 51.

Validation approaches for field-, basin- and regional-scale water quality models

B - Book chapters etc edited externally

Mulla, D. J. and Addiscott, T. M. 1999. Validation approaches for field-, basin- and regional-scale water quality models. in: Corwin, D. L., Ellsworth, T. R. and Loague, K. (ed.) Assessment of non-point source pollution in the vadose zone AGU, Washington DC. pp. 63-78

Nitrophobia

G - Articles in popular magazines and other technical publications

Powlson, D. S. and Goulding, K. W. T. 1999. Nitrophobia. New Scientist. 161(2174), p. 52.

Soil organic matter and global environmental change: the contribution of the GCTE soil organic matter network (SOMNET) to recent research

C2 - Non-edited contributions to conferences

Smith, P., Powlson, D. S., Falloon, P. D. and Smith, J. U. 1998. Soil organic matter and global environmental change: the contribution of the GCTE soil organic matter network (SOMNET) to recent research. Abstracts The Earth's Changing Land. GCTE-LUCC Open Science Conference on Global Change, Barcelona, 14-18 March 1998 .

Comparison of modelling approaches for estimates of carbon turnover

C2 - Non-edited contributions to conferences

Powlson, D. S., Smith, P., Falloon, P. D. and Paustian, K. 1998. Comparison of modelling approaches for estimates of carbon turnover. Abstracts 16th World Congress of Soil Science, Montpellier, 20-26 August 1998 .

Linking the Rothamsted Carbon Model to GIS databases: regional estimates of carbon sequestration potential

C2 - Non-edited contributions to conferences

Falloon, P. D., Smith, P., Smith, J. U., Szabo, J., Powlson, D. S., Coleman, K. and Marshall, S. 1998. Linking the Rothamsted Carbon Model to GIS databases: regional estimates of carbon sequestration potential. Abstracts The Earth's Changing Land: GCTE-LUCC Open Science Conference on Global Change, Barcelona, 14-18 March 1998 . pp. 151

Possibilities and data requirements for site-to-country scale dynamic SOM modelling in the ORMITROS programme

C2 - Non-edited contributions to conferences

Falloon, P. D., Smith, P. and Powlson, D. S. 1998. Possibilities and data requirements for site-to-country scale dynamic SOM modelling in the ORMITROS programme. Abstracts ORMITROS Workshop on No-till as Basis for a Sustainable Agricultural Development in Brazil, Vienna, 20-21 October 1998 . pp. 7

The role of long-term experiments in agricultural development

C1 - Edited contributions to conferences/learned societies

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

Soil organic matter model comparison

G - Articles in popular magazines and other technical publications

Smith, P., Smith, J. U., Powlson, D. S. and Falloon, P. 1998. Soil organic matter model comparison. GCTE Update. 13, pp. 4-5.

Temporal and spatial up-scaling of agro-ecological simulation models - implications for sustainability studies

C2 - Non-edited contributions to conferences

Richter, G. M. and Addiscott, T. M. 1998. Temporal and spatial up-scaling of agro-ecological simulation models - implications for sustainability studies. Abstracts 5th Congress of the European Society of Agronomy, Nitra, Slovakia, 1998. Vol. 2 . pp. 103-104

SUNDIAL-FRS user guide, version 1.0

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

Glendining, M. J., Bailey, N. J., Smith, J. U., Addiscott, T. M. and Smith, P. 1998. SUNDIAL-FRS user guide, version 1.0. MAFF, London/IACR-Rothamsted, Harpenden.

The art of the applicable. A selection of papers submitted for the degree of Doctor of Science

F - Theses

Addiscott, T. M. 1998. The art of the applicable. A selection of papers submitted for the degree of Doctor of Science. F - Theses

Chlordane transport in a sandy soil: effects of suspended soil material and pig slurry

A - Papers appearing in refereed journals

Hesketh, N., Brookes, P. C. and Addiscott, T. M. 1998. Chlordane transport in a sandy soil: effects of suspended soil material and pig slurry. European Journal of Soil Science. 49 (4), pp. 709-716.

Opportunities and limitations for C sequestration in European agricultural soils through changes in management

B - Book chapters etc edited externally

Smith, P., Powlson, D. S., Smith, J. U. and Glendining, M. J. 1998. Opportunities and limitations for C sequestration in European agricultural soils through changes in management. in: Stewart, B. A., Lal, R., Follett, R. F. and Kimble, J. M. (ed.) Management of carbon sequestration in soil CRC Press, Boca Raton, Florida. pp. 143-152

Short-term effects of nitrogen on methane oxidation in soils

A - Papers appearing in refereed journals

Tlustos, P., Willison, T. W., Baker, J. C., Murphy, D. V., Pavlikova, D., Goulding, K. W. T. and Powlson, D. S. 1998. Short-term effects of nitrogen on methane oxidation in soils. Biology And Fertility Of Soils. 28, pp. 64-70.

Preliminary estimates of the potential for carbon mitigation in European soils through no-till farming

A - Papers appearing in refereed journals

Smith, P., Powlson, D. S., Glendining, M. J. and Smith, J. U. 1998. Preliminary estimates of the potential for carbon mitigation in European soils through no-till farming. Global Change Biology. 4 (6), pp. 679-685.

Soil organic matter and global environmental change: the contribution of GCTE-SOMNET to recent research

C2 - Non-edited contributions to conferences

Smith, P., Powlson, D. S., Falloon, P. D. and Smith, J. U. 1998. Soil organic matter and global environmental change: the contribution of GCTE-SOMNET to recent research. Proceedings 16th World Congress of Soil Science, Montpellier, 20-26 August 1998 .

Phosphorus, agriculture and water quality

G - Articles in popular magazines and other technical publications

Powlson, D. S. 1998. Phosphorus, agriculture and water quality. Soil Use and Management. 14, p. 123.

A European network of long-term sites for studies on soil organic matter

A - Papers appearing in refereed journals

Powlson, D. S., Smith, P., Coleman, K., Smith, J. U., Glendining, M. J., Korschens, M. and Franko, U. 1998. A European network of long-term sites for studies on soil organic matter. Soil & Tillage Research. 47, pp. 263-274.

A review of soil organic matter as seen by 13C nuclear magnetic resonance

C2 - Non-edited contributions to conferences

Mahieu, N., Powlson, D. S. and Randall, E. W. 1998. A review of soil organic matter as seen by 13C nuclear magnetic resonance. Proceedings 16th World Congress of Soil Science, Montpellier, 20-26 August 1998 . pp. 146

GCTE Somnet Newsletter, Issue 1, September 1998

G - Articles in popular magazines and other technical publications

Falloon, P. D., Smith, P. and Powlson, D. S. 1998. GCTE Somnet Newsletter, Issue 1, September 1998.

Is there chaos in solute transport modelling?

C2 - Non-edited contributions to conferences

Addiscott, T. M. and Mirza, N. A. 1998. Is there chaos in solute transport modelling? Cambridge University Press (CUP).

Modeling the interaction between leaching and intraped diffusion

B - Book chapters etc edited externally

Addiscott, T. M., Armstrong, A. C. and Leeds-Harrison, P. B. 1998. Modeling the interaction between leaching and intraped diffusion. in: Ma, L. and Selim, H. M. (ed.) In I%Physical non-equilibrium in soils: modeling and application Ann Arbor Press, Chelsea, Michigan, MI. pp. 223-241

New paradigms for modelling mass transfers in soils

A - Papers appearing in refereed journals

Addiscott, T. M. and Mirza, N. A. 1998. New paradigms for modelling mass transfers in soils. Soil & Tillage Research. 47, pp. 105-109.

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

A - Papers appearing in refereed journals

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

Environmental risk assessment for the interaction between agricultural land and surface water

B - Book chapters etc edited externally

Addiscott, T. M. and Smith, P. 1998. Environmental risk assessment for the interaction between agricultural land and surface water. in: Rose, J. (ed.) Environmental toxicology, current developments Gordon and Breach, Amsterdam. pp. 377-396

Modelling concepts and their relation to the scale of the problem

A - Papers appearing in refereed journals

Addiscott, T. M. 1998. Modelling concepts and their relation to the scale of the problem. Nutrient Cycling in Agroecosystems. 50, pp. 239-245.

Modelling contaminant transport at catchment or regional scale

A - Papers appearing in refereed journals

Addiscott, T. M. and Mirza, N. A. 1998. Modelling contaminant transport at catchment or regional scale. Agriculture, Ecosystems & Environment. 67, pp. 211-221.

Using long-term experiments to estimate the potential for carbon sequestration at the regional level: an examination of five European scenarios

G - Articles in popular magazines and other technical publications

Smith, P., Powlson, D. S., Glendining, M. J. and Smith, J. U. 1997. Using long-term experiments to estimate the potential for carbon sequestration at the regional level: an examination of five European scenarios. Agrokemia es talajtan. 46, pp. 25-38.

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

A - Papers appearing in refereed journals

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

Evaluation and comparison of soil organic matter models (Geoderma Special Issue 81(1-2))

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

Smith, P., Powlson, D. S. and Smith, J. U. Elliott, E. T. (ed.) 1997. Evaluation and comparison of soil organic matter models (Geoderma Special Issue 81(1-2)).

Constructing a nitrogen fertilizer recommendation system using a dynamic model: what do farmers want?

A - Papers appearing in refereed journals

Smith, J. U., Dailey, A. G., Glendining, M. J., Bradbury, N. J., Addiscott, T. M., Smith, P., Bide, A., Boothroyd, D., Brown, E., Cartwright, R., Chorley, R., Cook, S., Cousins, S., Draper, S., Dunn, M., Fisher, A., Griffith, P., Hayes, C., Lock, A., Lord, S., Mackay, J., Malone, C., Mitchell, D., Nettleton, D., Nicholls, D., Overman, H., Purslow, J., Scholey, A., Senior, S. and Sim, L. 1997. Constructing a nitrogen fertilizer recommendation system using a dynamic model: what do farmers want? Soil Use and Management. 13 (4), pp. 225-228.

Managing nutrient supplies to meet agricultural and environmental goals

C1 - Edited contributions to conferences/learned societies

Powlson, D. S. 1997. Managing nutrient supplies to meet agricultural and environmental goals. Optimising Cereal Inputs: its Scientific Basis. Aspects of Applied Biology 50 . pp. 77-93

Input control of organic matter dynamics

A - Papers appearing in refereed journals

Scholes, M. C., Powlson, D. S. and Tian, G. L. 1997. Input control of organic matter dynamics. Geoderma. 79 (1-4), pp. 25-47.

There must be more to chaos than fractals

C2 - Non-edited contributions to conferences

Addiscott, T. M. and Mirza, N. A. 1997. There must be more to chaos than fractals. Abstracts British Society of Soil Science Golden Jubilee Meeting, Newcastle-upon-Tyne, 8-11 September 1997 .

Using models to help limit the environmental impact of fertilizer use

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M., Bradbury, N. J. and Smith, J. U. 1997. Using models to help limit the environmental impact of fertilizer use. Proceedings Dahlia Greidinger International Symposium on Fertilization and the Environment, Haifa, 24-27 March 1997 . pp. 113-126

Constructing a nitrogen fertilizer recommendation system around the dynamic nitrogen turnover model, SUNDIAL

C1 - Edited contributions to conferences/learned societies

Smith, J. U., Dailey, A. G., Glendining, M. J., Bradbury, N. J., Addiscott, T. M., Smith, P. and Taylor, P. 1997. Constructing a nitrogen fertilizer recommendation system around the dynamic nitrogen turnover model, SUNDIAL. Proceedings 1st European Conference on Information Technology in Agriculture, Copenhagen, 15-18 June 1997 . pp. 413-416

A decision support system for nitrogen fertilizer recommendation: what do farmers want?

C2 - Non-edited contributions to conferences

Smith, J. U., Dailey, A. G., Glendining, M. J., Bradbury, N. J., Addiscott, T. M. and Smith, P. 1997. A decision support system for nitrogen fertilizer recommendation: what do farmers want? Proceedings Royal Society of Chemistry Masterclass Conference on Managing the Risks of Nitrates to Humans and the Environment, Colchester, 1-2 September 1997 .

Constructing a nitrogen fertilizer recommendation system: what do farmers want?

C2 - Non-edited contributions to conferences

Smith, J. U., Dailey, A. G., Glendining, M. J., Bradbury, N. J., Addiscott, T. M. and Smith, P. 1997. Constructing a nitrogen fertilizer recommendation system: what do farmers want? Proceedings 1st European Conference on Information Technology in Agriculture, Copenhagen, June 15-18 1997 .

SOMNET - a global network and database of soil organic matter models and long-term experimental datasets

G - Articles in popular magazines and other technical publications

Smith, P., Powlson, D. S., Smith, J. U. and Falloon, P. 1997. SOMNET - a global network and database of soil organic matter models and long-term experimental datasets. Globe. 38, pp. 4-5.

Potential for carbon sequestration in European soils: preliminary estimates for five scenarios using results from long-term experiments

A - Papers appearing in refereed journals

Smith, P., Powlson, D. S., Glendining, M. J. and Smith, J. U. 1997. Potential for carbon sequestration in European soils: preliminary estimates for five scenarios using results from long-term experiments. Global Change Biology. 3 (1), pp. 67-79.

Integrating agricultural nutrient management with environmental objectives: current state and future prospects

C1 - Edited contributions to conferences/learned societies

Powlson, D. S. 1997. Integrating agricultural nutrient management with environmental objectives: current state and future prospects.

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

A - Papers appearing in refereed journals

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

Alternative paradigms for modelling soil systems

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1997. Alternative paradigms for modelling soil systems.

The effect of agriculture on methane oxidation in soil

A - Papers appearing in refereed journals

Powlson, D. S., Goulding, K. W. T., Willison, T. W., Webster, C. P. and Hutsch, B. W. 1997. The effect of agriculture on methane oxidation in soil. Nutrient Cycling in Agroecosystems. 49, pp. 59-70.

BMP effectiveness: the European perspective

C2 - Non-edited contributions to conferences

Goulding, K. W. T. and Powlson, D. S. 1997. BMP effectiveness: the European perspective.

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

A - Papers appearing in refereed journals

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

Getting nitrogen right: the role of the computer and the chlorophyll meter

G - Articles in popular magazines and other technical publications

Addiscott, T. M. and Smith, J. U. 1997. Getting nitrogen right: the role of the computer and the chlorophyll meter. Agronomist. 3/97, pp. 7-10.

Variations in microbial populations in soils with different methane uptake rates

A - Papers appearing in refereed journals

Willison, T. W., O'flaherty, M. S., Tlustos, P., Goulding, K. W. T. and Powlson, D. S. 1997. Variations in microbial populations in soils with different methane uptake rates. Nutrient Cycling in Agroecosystems. 49, pp. 85-90.

Decoherence - a useful paradigm for modellers?

C2 - Non-edited contributions to conferences

Addiscott, T. M. 1997. Decoherence - a useful paradigm for modellers? Cambridge University Press (CUP).

A critical review of the value of buffer zone environments as a pollution control tool

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1997. A critical review of the value of buffer zone environments as a pollution control tool. Goulding, K. W. T., Pinay, G., Burt, T. P. and Haycock, N. E. (ed.) Buffer zones: their processes and potential in water protection . Quest Environmental, Harpenden. pp. 236-243

Using models in risk assessment of pollutant losses from agricultural land to water

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. and Smith, P. 1997. Using models in risk assessment of pollutant losses from agricultural land to water. Zelikoff, J. T. (ed.) Ecotoxicology: Responses, Biomarkers and Risk Assessment: an OECD Workshop . S.O.S. Publications, Fairhaven NJ. pp. 489-506

Agricultural options for mitigation of greenhouse gas emissions

B - Book chapters etc edited externally

Cole, V., Cerri, C., Minami, K., Mosier, A., Rosenberg, N., Sauerbeck, D., Dumanski, J., Duxbury, J., Freney, J., Gupta, R., Heinemeyer, O., Kolchugina, T., Lee, J., Paustian, K., Powlson, D. S., Sampson, U., Tiessen, H., Van Noordwijk, M. and Zhao, Q. 1996. Agricultural options for mitigation of greenhouse gas emissions. in: Watson, R. T., Moss, R. H. and Zinyowera, M. C. (ed.) Climate change 1995. Impacts, adaptations and mitigation of climate change: scientific-technical analyses Cambridge University Press (CUP) Cambridge. pp. 747-771

A system for improved fertilizer recommendations for arable and horticultural crops

C2 - Non-edited contributions to conferences

Smith, J. U., Dailey, A. G., Glendining, M. J., Bradbury, N. J., Addiscott, T. M., Smith, P. and Taylor, P. 1996. A system for improved fertilizer recommendations for arable and horticultural crops. Abstracts British Society of Soil Science Meeting, Dundee, 23-25 September 1996 .

Soil organic matter: something old, something new

C2 - Non-edited contributions to conferences

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

The GCTE SOMNET. A global network and database of soil organic matter models and long-term experimental dataset

C2 - Non-edited contributions to conferences

Smith, P., Powlson, D. S., Smith, J. U. and Glendining, M. J. 1996. The GCTE SOMNET. A global network and database of soil organic matter models and long-term experimental dataset. Wiley.

Sensitivity analysis for regional-scale transport modelling

B - Book chapters etc edited externally

Addiscott, T. M. and Tuck, G. 1996. Sensitivity analysis for regional-scale transport modelling. in: Corwin, D. L. and Loague, K. (ed.) Applications of GIS to the modelling of non-point source pollutants in the vadose zone. (Soil Science Society of America Special Publication 48) SSSA, Madison. pp. 153-162

The GCTE Soil Organic Matter Network (SOMNET) metadata database

J - Computer programs

Smith, P., Caiger, A., Potts, J. M., Smith, J. U., Leech, P. K. and Powlson, D. S. 1996. The GCTE Soil Organic Matter Network (SOMNET) metadata database.

Opportunities and limitations for C sequestration in European agricultural soils through changes in management

C1 - Edited contributions to conferences/learned societies

Smith, P., Powlson, D. S., Glendining, M. J. and Smith, J. U. 1996. Opportunities and limitations for C sequestration in European agricultural soils through changes in management. Proceedings British Society of Soil Science Meeting, Dundee, 23-25 September 1996 .

Opportunities and limitations for C sequestration in European agricultural soils through changes in management

C1 - Edited contributions to conferences/learned societies

Smith, P., Powlson, D. S., Glendining, M. J. and Smith, J. U. 1996. Opportunities and limitations for C sequestration in European agricultural soils through changes in management. Proceedings International Conference on Carbon Sequestration, Columbus, Ohio, July 1996 .

The influence of organic nitrogen mineralisation on the management of agricultural systems in the UK

A - Papers appearing in refereed journals

Shepherd, M. A., Stockdale, E. A., Powlson, D. S. and Jarvis, S. C. 1996. The influence of organic nitrogen mineralisation on the management of agricultural systems in the UK. Soil Use and Management. 12, pp. 76-85.

The short term effect of nitrogen fertilizer application on the fluctuation of trace gases

C1 - Edited contributions to conferences/learned societies

Tlustos, P., Willison, T. W., Pavlikova, D. and Powlson, D. S. 1996. The short term effect of nitrogen fertilizer application on the fluctuation of trace gases. Transactions 9th Nitrogen Workshop, Braunschweig, 9-12 September 1996 . pp. 569-572

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

C1 - Edited contributions to conferences/learned societies

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

Measuring and modelling nitrogen leaching: parallel problems

A - Papers appearing in refereed journals

Addiscott, T. M. 1996. Measuring and modelling nitrogen leaching: parallel problems. Plant and Soil. 181, pp. 1-6.

Methane fluxes in aerobic soils

A - Papers appearing in refereed journals

Goulding, K. W. T., Willison, T. W., Webster, C. P. and Powlson, D. S. 1996. Methane fluxes in aerobic soils. Environmental Monitoring And Assessment. 42, pp. 175-187.

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

A - Papers appearing in refereed journals

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

Fertilizers and nitrate leaching

B - Book chapters etc edited externally

Addiscott, T. M. 1996. Fertilizers and nitrate leaching. in: Harrison, R. M. and Hester, R. E. (ed.) Agricultural chemicals and the environment (Issues in Environmental Science and Technology 5) Royal Society of Chemistry (RSC), Cambridge. pp. 1-26

Moving the British cattle herd

A - Papers appearing in refereed journals

Smith, P., Smith, J. U. and Powlson, D. S. 1996. Moving the British cattle herd. Nature. 381 (6577), p. 15.

SUNDIAL: a PC-based system for simulating nitrogen dynamics in arable land

A - Papers appearing in refereed journals

Smith, J. U., Bradbury, N. J. and Addiscott, T. M. 1996. SUNDIAL: a PC-based system for simulating nitrogen dynamics in arable land. Agronomy Journal. 88, pp. 38-43.

Testing models for sensitivity to changes in the variances of their parameters

C2 - Non-edited contributions to conferences

Addiscott, T. M. and Tuck, G. 1996. Testing models for sensitivity to changes in the variances of their parameters. Cambridge University Press (CUP).

CH4 oxidation in soils fertilized with organic and inorganic-N; differential effects

A - Papers appearing in refereed journals

Willison, T. W., Cook, R., Müller, A. and Powlson, D. S. 1996. CH4 oxidation in soils fertilized with organic and inorganic-N; differential effects. Soil Biology and Biochemistry. 28, pp. 135-136.

Quantitative methods to evaluate and compare soil organic matter (SOM) models

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1996. Quantitative methods to evaluate and compare soil organic matter (SOM) models. Powlson, D. S., Smith, J. U. and Smith, P. (ed.) Evaluation of soil organic matter models using existing long-term datasets (NATO ASI Series I, Vol 38) . Springer, Berlin. pp. 181-200

Evaluation of soil organic matter using existing long-term datasets (NATO ASI Series I, Vol. 38)

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

Powlson, D. S. and Smith, P. Smith, J. U. (ed.) 1996. Evaluation of soil organic matter using existing long-term datasets (NATO ASI Series I, Vol. 38). Springer, Berlin.

Why evaluate soil organic matter models?

C1 - Edited contributions to conferences/learned societies

Powlson, D. S. 1996. Why evaluate soil organic matter models? Evaluation of soil organic matter models using existing long-term datasets (NATO ASI Series I, Vol. 38) . Springer, Berlin. pp. 3-12

The influence of organic N mineralization on the management of agricultural systems in the UK

A - Papers appearing in refereed journals

Shepherd, M. A., Stockdale, E. A., Powlson, D. S. and Jarvis, S. C. 1996. The influence of organic N mineralization on the management of agricultural systems in the UK. Soil Use and Management. 12, pp. 76-86.

Nitrogen mineralization in temperate agricultural soils: processes and measurement

B - Book chapters etc edited externally

Jarvis, S. C., Stockdale, E. A., Shepherd, M. A. and Powlson, D. S. 1996. Nitrogen mineralization in temperate agricultural soils: processes and measurement. in: Sparks, D. L. (ed.) Advances in Agronomy (Vol. 57) Academic Press Inc Elsevier Science.

Farming, fertilizers and the greenhouse effect

G - Articles in popular magazines and other technical publications

Willison, T. W., Goulding, K. W. T., Powlson, D. S. and Webster, C. P. 1995. Farming, fertilizers and the greenhouse effect. Outlook on Agriculture. 24, pp. 241-247.

Fertilization effects on organic matter in physically fractionated soils as studied by 13C NMR: results from two long-term field experiments

A - Papers appearing in refereed journals

Randall, E. W., Mahieu, N., Powlson, D. S. and Christensen, B. T. 1995. Fertilization effects on organic matter in physically fractionated soils as studied by 13C NMR: results from two long-term field experiments. European Journal of Soil Science. 46 (4), pp. 557-565.

SUNDIAL: simulation of nitrogen dynamics in arable land

C2 - Non-edited contributions to conferences

Addiscott, T. M., Smith, J. U., Bradbury, N. J. and Coleman, K. 1995. SUNDIAL: simulation of nitrogen dynamics in arable land. Proceedings ARIA Nitrate Workshop, IACR-Rothamsted, 25 January 1995 .

The GCTE SOMNET: a global network and database of soil organic matter models and long-term datasets

C2 - Non-edited contributions to conferences

Smith, P., Powlson, D. S., Smith, J. U. and Glendining, M. J. 1995. The GCTE SOMNET: a global network and database of soil organic matter models and long-term datasets. Abstracts Driven by Nature Conference, Wye College, October 1995 .

Soil organic matter: something old, something new

C2 - Non-edited contributions to conferences

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

A European network of long-term sites for studies on soil organic matter

C2 - Non-edited contributions to conferences

Powlson, D. S., Smith, P., Coleman, K., Smith, J. U., Glendining, M. J., Korschens, M. and Franko, U. 1995. A European network of long-term sites for studies on soil organic matter. Abstracts ASA/SSSA Meeting, St Louis, November 1995 .

Modelling the fate of crop nutrients in the environment: problems of scale and complexity

A - Papers appearing in refereed journals

Addiscott, T. M. 1995. Modelling the fate of crop nutrients in the environment: problems of scale and complexity. European Journal of Agronomy. 4, pp. 413-417.

Entropy and sustainability

A - Papers appearing in refereed journals

Addiscott, T. M. 1995. Entropy and sustainability. European Journal of Soil Science. 46 (2), pp. 161-168.

Effect of land use change and methane mixing ratio on methane uptake from United Kingdom soil

A - Papers appearing in refereed journals

Willison, T. W., Goulding, K. W. T. and Powlson, D. S. 1995. Effect of land use change and methane mixing ratio on methane uptake from United Kingdom soil. Global Change Biology. 1 (3), pp. 209-212.

Agriculture, soil and pollution - 150 years of research on plant nutrients

G - Articles in popular magazines and other technical publications

Powlson, D. S. 1995. Agriculture, soil and pollution - 150 years of research on plant nutrients. Proceedings of the Royal Institution of Great Britain. 66, pp. 201-221.

Methods for modelling solute movement in structured soils

B - Book chapters etc edited externally

Armstrong, A., Addiscott, T. M. and Leeds-Harrison, P. 1995. Methods for modelling solute movement in structured soils. in: Trudgill, S. T. (ed.) Solute modelling in catchment systems John Wiley & Sons Chichester, West Sussex. pp. 133-161

Nice nitrate?

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1995. Nice nitrate? New Scientist. 147(1997), pp. 64-65.

Critical evaluation of models and their parameters

A - Papers appearing in refereed journals

Addiscott, T. M., Smith, J. and Bradbury, N. 1995. Critical evaluation of models and their parameters. Journal of Environmental Quality. 24, pp. 803-807.

Agriculture, the nitrogen cycle and nitrate

C1 - Edited contributions to conferences/learned societies

Powlson, D. S. and Goulding, K. W. T. 1995. Agriculture, the nitrogen cycle and nitrate. North, J. (ed.) Nitrate Control Policy, Agriculture and Land Use: Proceedings 4th Professional Environmental Seminar, Cambridge, 11 October 1994 . pp. 5-25

The effect of agriculture on methane oxidation in soil

A - Papers appearing in refereed journals

Goulding, K. W. T., Hutsch, B. W., Webster, C. P., Willison, T. W. and Powlson, D. S. 1995. The effect of agriculture on methane oxidation in soil. Philosophical Transactions of the Royal Society A-Mathematical Physical and Engineering Sciences. 351, pp. 313-325.

13C NMR studies of organic matter in whole soils: II. A case study of some Rothamsted soils

A - Papers appearing in refereed journals

Kinchesh, P., Powlson, D. S. and Randall, E. W. 1995. 13C NMR studies of organic matter in whole soils: II. A case study of some Rothamsted soils. European Journal of Soil Science. 46 (1), pp. 139-146.

13C NMR studies of organic matter in whole soils: I. Quantitation possibilities

A - Papers appearing in refereed journals

Kinchesh, P., Powlson, D. S. and Randall, E. W. 1995. 13C NMR studies of organic matter in whole soils: I. Quantitation possibilities. European Journal of Soil Science. 46 (1), pp. 125-138.

The effect of agriculture on methane oxidation in soil

C1 - Edited contributions to conferences/learned societies

Goulding, K. W. T., Powlson, D. S., Webster, C. P. and Willison, T. W. 1995. The effect of agriculture on methane oxidation in soil. Proceedings UK-Japan Workshop Controlling Methane and the Nitrogen Cycle on Farms, Silsoe, 19-24 March 1995 . pp. 19-31

The effects of long continued applications of inorganic nitrogen fertilizer on soil organic nitrogen - a review

B - Book chapters etc edited externally

Glendining, M. J. and Powlson, D. S. 1995. The effects of long continued applications of inorganic nitrogen fertilizer on soil organic nitrogen - a review. in: Stewart, B. A. and Lal, R. (ed.) Soil management: experimental basis for sustainability and environmental quality Lewis Publishers, Boca Raton, Florida. pp. 385-446

Sensitivity analysis for regional-scale solute transport modelling

C2 - Non-edited contributions to conferences

Addiscott, T. M. and Tuck, G. 1995. Sensitivity analysis for regional-scale solute transport modelling. Applications of GIS to the Modeling of Non-point Source Pollutants in the Vadose Zone: Proceedings 1995 Bouyoucos Conference, Riverside, California, May 1995 .

Modelling the fate of crop nutrients in the environment: problems of scale and complexity

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1995. Modelling the fate of crop nutrients in the environment: problems of scale and complexity. Giupponi, C., Morari, F. and Marani, A. (ed.) Modelling the fate of agrochemicals and fertilizers in the environment . European Society for Agronomy. pp. 263-271

The potential impact of global environmental change on nitrogen dynamics in arable systems

B - Book chapters etc edited externally

Bradbury, N. J. and Powlson, D. S. 1994. The potential impact of global environmental change on nitrogen dynamics in arable systems. in: Loveland, P. J. and Rounsevell, M. D. A. (ed.) Soil responses to climate change (NATO ASI Series I, Vol 23) Springer, Berlin. pp. 137-153

Modelling the effects of climate change on the hydrology and water quality of structured soils

B - Book chapters etc edited externally

Armstrong, A. C., Matthews, A. M., Portwood, A. M., Addiscott, T. M. and Leeds-Harrison, P. B. 1994. Modelling the effects of climate change on the hydrology and water quality of structured soils. in: Loveland, P. J. and Rounsevell, M. D. A. (ed.) Soil responses to climate change (NATO ASI Series I, Vol 23) Springer, Berlin. pp. 113-135

Nitrogen fertilization and methane oxidation in agricultural soils

C1 - Edited contributions to conferences/learned societies

Hutsch, B. W., Webster, C. P. and Powlson, D. S. 1994. Nitrogen fertilization and methane oxidation in agricultural soils. Proceedings 15th World Congress of Soil Science, Acapulco, 10-16 July 1994 .

That uncertain feeling: measuring and modelling nitrogen losses by leaching

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1994. That uncertain feeling: measuring and modelling nitrogen losses by leaching. Water Down Under '94: Proceedings 25th Congress of the International Association of Hydrogeologists, Workshop 2: Measurement and Management of Nitrogen Losses for Groundwater Protection in Agricultural Production Systems, Adelaide, 21 November 1994 . pp. 1-12

Challenges and implications of changes in nitrate limits for natural or potable water

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. and Gold, A. J. 1994. Challenges and implications of changes in nitrate limits for natural or potable water. Water Down Under 94: Proceedings 25th Congress of the International Association of Hydrogeologists, Adelaide, 21-25 November 1994 . pp. 273-278

Methane oxidation in soil as affected by land use, soil pH and N fertilisation

A - Papers appearing in refereed journals

Hutsch, B. W., Webster, C. P. and Powlson, D. S. 1994. Methane oxidation in soil as affected by land use, soil pH and N fertilisation. Soil Biology and Biochemistry. 26, pp. 1613-1622.

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

A - Papers appearing in refereed journals

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

Quantification of nutrient cycles using long-term experiments

B - Book chapters etc edited externally

Powlson, D. S. 1994. Quantification of nutrient cycles using long-term experiments. in: Johnston, A. E. and Leigh, R. A. (ed.) Long-term experiments in agricultural and ecological sciences CABI International, Wallingford, Oxon (CABI). pp. 97-115

Measuring and modelling pollutant transport through soils and beyond: a study in uncertainty

B - Book chapters etc edited externally

Addiscott, T. M. 1994. Measuring and modelling pollutant transport through soils and beyond: a study in uncertainty. in: Barnett, V. and Turkman, K. F. (ed.) Statistics for the environment 2: water related issues John Wiley & Sons Chichester, West Sussex. pp. 249-269

Simulation, prediction, foretelling or prophecy? Some thoughts on pedogenetic modeling

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1994. Simulation, prediction, foretelling or prophecy? Some thoughts on pedogenetic modeling. Bryant, R. B. and Arnold, R. W. (ed.) Quantitative Modeling of Soil Forming Processes.(SSA Special Publication 39) . Soil Science Society of America, Madison. pp. 1-15

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

Water quality and fertilser use - understanding the nitrate problem

C1 - Edited contributions to conferences/learned societies

Powlson, D. S. 1994. Water quality and fertilser use - understanding the nitrate problem. Miller, F. A. and Marshall, B. J. (ed.) Water services and agriculture. CAS Paper 29 . Centre for Agricultural Strategy (CAS), University of Reading. pp. 84-103

Soil organic nitrogen - its structure, dynamics and role in the nitrogen cycle of agricultural soils

C1 - Edited contributions to conferences/learned societies

Powlson, D. S. 1994. Soil organic nitrogen - its structure, dynamics and role in the nitrogen cycle of agricultural soils. Proceedings 57th Winter Congress of the International Institute for Sugar Beet Research, Brussels, February 1994 . pp. 155-176

Tillage and crop residue management effects on losses of chemicals from soils

A - Papers appearing in refereed journals

Addiscott, T. M. and Dexter, A. R. 1994. Tillage and crop residue management effects on losses of chemicals from soils. Soil & Tillage Research. 30, pp. 125-168.

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 soil microbial biomass - before, beyond and back

B - Book chapters etc edited externally

Powlson, D. S. 1994. The soil microbial biomass - before, beyond and back. in: Giller, K. E., Ritz, K. and Dighton, J. (ed.) Beyond the biomass: compositional and functional analysis of soil microbial communities John Wiley & Sons Chichester, West Sussex. pp. 3-20

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

Keeping nitrate in its place

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1994. Keeping nitrate in its place. Agronomist. No 2, pp. 4-5.

Methane oxidation in agricultural soils as affected by the form of nitrogen fertilizer

C2 - Non-edited contributions to conferences

Webster, C. P., Hutsch, B. W., Goulding, K. W. T. and Powlson, D. S. 1993. Methane oxidation in agricultural soils as affected by the form of nitrogen fertilizer. Abstracts 4th AFRC Meeting on Plant and Soil Nitrogen Metabolism, Silsoe, 15-17 December 1993 .

How high should low intensity be on the agenda? A view from Sweden

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1993. How high should low intensity be on the agenda? A view from Sweden. Agronomist. No 3, pp. 4-6.

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.

Simulation modelling and soil behaviour

A - Papers appearing in refereed journals

Addiscott, T. M. 1993. Simulation modelling and soil behaviour. Geoderma. 60, pp. 15-40.

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

C1 - Edited contributions to conferences/learned societies

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

Farming, fertilizers and the nitrate and phosphate problems

C2 - Non-edited contributions to conferences

Powlson, D. S. 1993. Farming, fertilizers and the nitrate and phosphate problems. Jordan, V. W. L. (ed.) Agriculture: scientific basis for codes of good agricultural practice . Commission of the European Communities (CEC), Luxembourg. pp. 43

Understanding the soil nitrogen cycle

A - Papers appearing in refereed journals

Powlson, D. S. 1993. Understanding the soil nitrogen cycle. Soil Use and Management. 9 (3), pp. 86-94.

Helping farmers to help themselves

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1993. Helping farmers to help themselves. Agronomist. No 3, pp. 2-3.

How high should low-intensity be on the agenda? A view from Sweden

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1993. How high should low-intensity be on the agenda? A view from Sweden. Agronomist. No 3, pp. 4-5,16.

Modelling the soil-plant system in terms of entropy production

C2 - Non-edited contributions to conferences

Addiscott, T. M. 1993. Modelling the soil-plant system in terms of entropy production. Cambridge University Press (CUP).

Long-term effects of nitrogen fertilisation on methane oxidation in soil of the Broadbalk wheat experiment

A - Papers appearing in refereed journals

Hutsch, B. W., Webster, C. P. and Powlson, D. S. 1993. Long-term effects of nitrogen fertilisation on methane oxidation in soil of the Broadbalk wheat experiment. Soil Biology and Biochemistry. 25, pp. 1307-1315.

Quantification of nutrient cycles using long-term experiments

C2 - Non-edited contributions to conferences

Powlson, D. S. 1993. Quantification of nutrient cycles using long-term experiments. Insight from Foresight. Abstracts Rothamsted 150th Anniversary Conference, Harpenden, July 1993 .

Methane oxidation in the Broadbalk wheat experiment

C2 - Non-edited contributions to conferences

Hutsch, B., Webster, C. P. and Powlson, D. S. 1993. Methane oxidation in the Broadbalk wheat experiment. Insight from Foresight. Abstracts Rothamsted 150th Anniversary Conference, Harpenden, July 1993 .

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

A - Papers appearing in refereed journals

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

A problem with straw?

G - Articles in popular magazines and other technical publications

Brookes, P. C. and Powlson, D. S. 1993. A problem with straw? Agriculture and Equipment International. 45(1/2), pp. 10-11.

The 'nitrate problem'

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1993. The 'nitrate problem'.

Environmental consequences of changes in arable agriculture

C2 - Non-edited contributions to conferences

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

Improving nutrient-use efficiency

C1 - Edited contributions to conferences/learned societies

Leigh, R. A. and Powlson, D. S. 1992. Improving nutrient-use efficiency. Towards Sustainable Crop Production Systems: 9th Royal Show International Symposium, University of Cambridge, 1992. Royal Agricultural Society of England (RASE), Stoneleigh. pp. 55-58

Putting the nitrate issue in perspective

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1992. Putting the nitrate issue in perspective. Shell agriculture. 14, pp. 14-17.

Mineralization and assimilation in soil-plant systems

B - Book chapters etc edited externally

Powlson, D. S. and Barraclough, D. 1992. Mineralization and assimilation in soil-plant systems. in: Blackburn, T. H. and Knowles, R. (ed.) Nitrogen isotope techniques Academic Press, San Diego. pp. 209-242

Autumn and winter management of the land

G - Articles in popular magazines and other technical publications

Powlson, D. S. and Davies, D. B. 1992. Autumn and winter management of the land.

Advances in soil organic matter research: the impact on agriculture and the environment

G - Articles in popular magazines and other technical publications

Powlson, D. S. 1992. Advances in soil organic matter research: the impact on agriculture and the environment. The Journal of Agricultural Science.

Improving nutrient use efficiency.

C1 - Edited contributions to conferences/learned societies

Leigh, R. A. and Powlson, D. S. 1992. Improving nutrient use efficiency. Proceedings RASE Conference on Sustainable Agriculture, July 1992.

Nitrogen uptake by cover crops

C1 - Edited contributions to conferences/learned societies

Christian, D. G., Goodlass, G. and Powlson, D. S. 1992. Nitrogen uptake by cover crops. Nitrate and Farming Systems. Aspects of Applied Biology .

The fate of residual fertilizer N in arable soils

C1 - Edited contributions to conferences/learned societies

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

Managing nitrate

G - Articles in popular magazines and other technical publications

Powlson, D. S. 1992. Managing nitrate. Landscape Design. July/August, pp. 45-49.

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

C1 - Edited contributions to conferences/learned societies

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

NMR imaging of 14N in solution

A - Papers appearing in refereed journals

Kinchesh, P., Powlson, D. S., Randall, E. W. and Williams, S. C. R. 1992. NMR imaging of 14N in solution. Journal Of Magnetic Resonance. 97, pp. 208-212.

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

D1 - Technical reports: non-confidential

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

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

A - Papers appearing in refereed journals

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

Computer modelling in nutrient management

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1992. Computer modelling in nutrient management. Bajwa, M. S. (ed.) Proceedings International Symposium on Nutrient Management for Sustained Productivity, Vol. 1. Punjab Agricultural University, Ludhiana. pp. 312-323

Partitioning losses of nitrogen fertilizer between leaching and denitrification

A - Papers appearing in refereed journals

Addiscott, T. M. and Powlson, D. S. 1992. Partitioning losses of nitrogen fertilizer between leaching and denitrification. The Journal of Agricultural Science. 118, pp. 101-107.

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

C1 - Edited contributions to conferences/learned societies

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

Farming, fertilizers and the nitrate problem

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

Addiscott, T. M., Whitmore, A. P. and Powlson, D. S. 1991. Farming, fertilizers and the nitrate problem. CABI International, Wallingford, Oxon (CABI).

Computer models for nitrogen in arable farming

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1991. Computer models for nitrogen in arable farming. Journal of the Royal Agricultural Society of England. 152, pp. 133-145.

The effect of long-term applications of inorganic nitrogen fertilizer on soil organic nitrogen

B - Book chapters etc edited externally

Glendining, M. J. and Powlson, D. S. 1991. The effect of long-term applications of inorganic nitrogen fertilizer on soil organic nitrogen. 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. 329-338

Relating the nitrogen fertilizer needs of winter wheat crops to the soil's mineral nitrogen. Influence of the downward movement of nitrate during winter and spring

A - Papers appearing in refereed journals

Addiscott, T. M. and Darby, R. J. 1991. Relating the nitrogen fertilizer needs of winter wheat crops to the soil's mineral nitrogen. Influence of the downward movement of nitrate during winter and spring. The Journal of Agricultural Science. 117, pp. 241-249.

Managing the nitrogen cycle to minimise losses

C2 - Non-edited contributions to conferences

Powlson, D. S. 1991. Managing the nitrogen cycle to minimise losses.

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

C2 - Non-edited contributions to conferences

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

Simulation of solute leaching in soils of differing permeabilities

A - Papers appearing in refereed journals

Addiscott, T. M. and Whitmore, A. P. 1991. Simulation of solute leaching in soils of differing permeabilities. Soil Use and Management. 7 (2), pp. 94-102.

The Rothamsted soil and crop nitrogen service on Viewdata 1985-1989

A - Papers appearing in refereed journals

Whitmore, A. P., Bland, G. J. and Addiscott, T. M. 1991. The Rothamsted soil and crop nitrogen service on Viewdata 1985-1989. Soil Use and Management. 7 (1), pp. 14-21.

Simulation of nitrogen in soil and winter wheat crops: modelling nitrogen turnover through organic matter

A - Papers appearing in refereed journals

Whitmore, A. P., Coleman, K., Bradbury, N. J. and Addiscott, T. M. 1991. Simulation of nitrogen in soil and winter wheat crops: modelling nitrogen turnover through organic matter. Fertilizer Research. 27, pp. 283-291.

Simulation of nitrogen in soil and winter wheat crops: a management model that makes best use of limited information

A - Papers appearing in refereed journals

Addiscott, T. M., Bailey, N. J., Bland, G. J. and Whitmore, A. P. 1991. Simulation of nitrogen in soil and winter wheat crops: a management model that makes best use of limited information. Fertilizer Research. 27, pp. 305-312.

Measurement of nitrate leaching: a review of methods

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1991. Measurement of nitrate leaching: a review of methods. Calvet, R. (ed.) In %Nitrates-agriculture-eau:Proceedings of the International Symposium, Paris, 1990$. Institut National de la Recherche Agronomique (INRA), Paris. pp. 157-168

Simulation of nitrogen in soil and winter wheat crops:modelling nitrogen turnover through organic matter

A - Papers appearing in refereed journals

Whitmore, A. P., Coleman, K., Bradbury, N. J. and Addiscott, T. M. 1991. Simulation of nitrogen in soil and winter wheat crops:modelling nitrogen turnover through organic matter. Fertilizer Research. 27, pp. 283-291.

Simulation of nitrogen in soil and winter wheat crops: a management model that makes the best use of limited information

A - Papers appearing in refereed journals

Addiscott, T. M., Bailey, N. J., Bland, G. J. and Whitmore, A. P. 1991. Simulation of nitrogen in soil and winter wheat crops: a management model that makes the best use of limited information. Fertilizer Research. 27, pp. 305-312.

Nitrogen: balancing crop and environmental priorities

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1990. Nitrogen: balancing crop and environmental priorities. Agronomist. No. 3, pp. 8-10.

Relating the parameters of a leaching model to the percentages of clay and other soil components

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. and Bailey, N. J. 1990. Relating the parameters of a leaching model to the percentages of clay and other soil components. Jury, W. A., Parker, J. C., Roth, K. and Fluhler, H. (ed.) In %Field-scale water and solute flux in soils$. Birkhauser Verlag, Basel. pp. 209-221

Spatial averaging of solute and water flows in soil

C1 - Edited contributions to conferences/learned societies

Webster, R. and Addiscott, T. M. 1990. Spatial averaging of solute and water flows in soil. Jury, W. A., Parker, J. C., Roth, K. and Fluhler, H. (ed.) Field-scale water and solute flux in soils. Birkhauser Verlag, Basel. pp. 165-173

The nitrate problem

C2 - Non-edited contributions to conferences

Addiscott, T. M. 1990. The nitrate problem. Water: availability, quality and cost. London, 1990. IBC Technical Services Ltd, London.

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

C1 - Edited contributions to conferences/learned societies

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

Measurement of nitrate leaching: a review of methods

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1990. Measurement of nitrate leaching: a review of methods. Calvet, R. (ed.) Nitrates, Agriculture, Eau. International Symposium, Paris, 1990. Institut National de la Recherche Agronomique (INRA), Paris. pp. 157-168

Managing nitrate in the environment

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1990. Managing nitrate in the environment. Nitrate Assimilation, Molecular and Genetic Aspects. Third International Symposium, Bombannes, 1990. Abstracts. Institut National de la Recherche Agronomique (INRA), Paris. pp. 33-37

Sources of nitrate leaching from arable soil to aquifers

C1 - Edited contributions to conferences/learned societies

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

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

C1 - Edited contributions to conferences/learned societies

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

Solute transport in the vadose zone: a review of models.

C1 - Edited contributions to conferences/learned societies

Vachaud, G., Vauclin, M. and Addiscott, T. M. 1990. Solute transport in the vadose zone: a review of models. Proceedings of the International Symposium on Water Quality Modeling of Agricultural Non-Point Sources, Part I, Logan, Utah, 1990 , ARS-81. United States Department of Agriculture (USDA) Washington. pp. 81-104

Recent advances in the use of isotopes in organic matter studies.

C1 - Edited contributions to conferences/learned societies

Powlson, D. S. 1990. Recent advances in the use of isotopes in organic matter studies. Transactions of the 14th Congress of the International Society of Soil Science, ppIV.92-97. ISSI, Kyoto.

130 years of inorganic nitrogen fertilizer applications to the Broadbalk Wheat Experiment: the effect on soil organic nitrogen.

C1 - Edited contributions to conferences/learned societies

Glendining, M. J. and Powlson, D. S. 1990. 130 years of inorganic nitrogen fertilizer applications to the Broadbalk Wheat Experiment: the effect on soil organic nitrogen.  Transactions of the 14th Congress of the International Society of Soil Science , pp IV.9-13. ISSS, Kyoto..

Direct methods for estimating denitrification losses of nitrogen fertiliser.

B - Book chapters etc edited externally

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

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

B - Book chapters etc edited externally

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

How safe is water?

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1989. How safe is water? Public Perceptions of Food and Farming - a One-Day Conference, London, 1989, . Association of Agriculture, London. pp. 9-12

Leaching of nitrate from soils receiving organic or inorganic fertilizers continuously for 135 years.

C1 - Edited contributions to conferences/learned societies

Powlson, D. S., Poulton, P. R., Addiscott, T. M. and Mccann, D. S. 1989. Leaching of nitrate from soils receiving organic or inorganic fertilizers continuously for 135 years. Nitrogen in organic wastes applied to soils , J.A. Hansen & K. Henriksen eds. Academic Press, London. pp. 334-345

Influence of sorghum residues and tillage on soil organic matter and soil microbial biomass in an Australian vertisol.

A - Papers appearing in refereed journals

Saffigna, P. G., Powlson, D. S., Brookes, P. C. and Thomas, G. A. 1989. Influence of sorghum residues and tillage on soil organic matter and soil microbial biomass in an Australian vertisol. Soil Biology and Biochemistry. 21 (6), pp. 759-765.

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

Shen, S. M., Hart, P. B. S., Powlson, D. S. and Jenkinson, D. S. 1989. The nitrogen cycle in Broadbalk wheat experiment: 15N-labelled fertilizer residues in the soil and in the soil microbial biomass. Soil Biology and Biochemistry. 21, pp. 529-533.

More about nitrate leaching.

G - Articles in popular magazines and other technical publications

Powlson, D. S. 1989. More about nitrate leaching. Farmers Weekly. 110 (18), pp. 12-13.

Implications to N losses of a switch from inorganic towards organic manures and from continuous arable cropping to ley-arable rotations. Agriculture Group Symposium : future use of nitrogen fertilisers.

C1 - Edited contributions to conferences/learned societies

Goulding, K. W. T., Powlson, D. S., Poulton, P. R., Webster, C. P., Macdonald, A. J. and Glendining, M. J. 1989. Implications to N losses of a switch from inorganic towards organic manures and from continuous arable cropping to ley-arable rotations. Agriculture Group Symposium : future use of nitrogen fertilisers.

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

A - Papers appearing in refereed journals

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

No help for N pollution from organic farming.

G - Articles in popular magazines and other technical publications

Powlson, D. S. 1988. No help for N pollution from organic farming. Farmers Weekly. 108, p. (18), 12.

Long-term leakage of nitrate from bare unmanured soil.

A - Papers appearing in refereed journals

Addiscott, T. M. 1988. Long-term leakage of nitrate from bare unmanured soil. Soil Use and Management. 4 (3), pp. 91-95.

Keeping the balance - a Rothamsted guide.

G - Articles in popular magazines and other technical publications

Addiscott, T. M. and Powlson, D. S. 1988. Keeping the balance - a Rothamsted guide.

Nitrogen.

G - Articles in popular magazines and other technical publications

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

A simple function for describing the growth and nitrogen uptake of winter cereals.

C1 - Edited contributions to conferences/learned societies

Whitmore, A. P. and Addiscott, T. M. 1988. A simple function for describing the growth and nitrogen uptake of winter cereals. Assessment of nitrogen fertilizer requirement. Proceedings 3rd Meeting NW European Study Group for the Assessment of Nitrogen Fertilizer Requirement, Tune, Denmark, 1988. Ed. N. E. Nielsen.. pp. 137-145

Nitrogen models and soil heterogeneity.

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. and Whitmore, A. P. 1988. Nitrogen models and soil heterogeneity. Assessment of nitrogen fertilizer requirement. Proceedings 3rd Meeting NW European Study Group for the Assessment of Nitrogen Fertilizer Requirement, Tune, Denmark, 1988. Ed. N. E. Nielsen.. pp. 88-95

Denitrification at sub-optimal temperatures in soils from different climatic zones.

A - Papers appearing in refereed journals

Powlson, D. S., Saffigna, P. G. and Kragt-Cottaar, M. 1988. Denitrification at sub-optimal temperatures in soils from different climatic zones. Soil Biology and Biochemistry. 20, pp. 719-723.

Farmers, fertilisers and the nitrate flood.

G - Articles in popular magazines and other technical publications

Addiscott, T. M. 1988. Farmers, fertilisers and the nitrate flood. New Scientist. 120 (1633), pp. 50-54.

Uptake by maize (Zea Mays L.) of nitrogen from 15N-labelled dazomet, 15N-labelled fertilizer and from the soil microbial biomass

A - Papers appearing in refereed journals

Chabrol, M., Powlson, D. S. and Hornby, D. 1988. Uptake by maize (Zea Mays L.) of nitrogen from 15N-labelled dazomet, 15N-labelled fertilizer and from the soil microbial biomass. Soil Biology and Biochemistry. 20, pp. 517-523.

Measuring and minimising losses of fertiliser nitrogen in arable agriculture

B - Book chapters etc edited externally

Powlson, D. S. 1988. Measuring and minimising losses of fertiliser nitrogen in arable agriculture. in: Jenkinson, D. and Smith, K. A. (ed.) Nitrogen efficiency in agricultural soils London Elsevier. pp. 231-245

Nitrate leaching models and soil heterogeneity

B - Book chapters etc edited externally

Addiscott, T. M. and Bland, G. J. 1988. Nitrate leaching models and soil heterogeneity. in: Jenkinson, D. and Smith, K. A. (ed.) Nitrogen efficiency in agricultural soils London Elsevier. pp. 394-408

Nitrogen advice for cereals: present realities and future possibilities

A - Papers appearing in refereed journals

Sylvester-Bradley, R., Addiscott, T. M., Vaidyanathan, L. V., Murray, A. W. A. and Whitmore, A. P. 1987. Nitrogen advice for cereals: present realities and future possibilities. Proceedings of the Fertiliser Society. 263, pp. 1-36.

Applications of computer modelling to predict mineral nitrogen in soil and nitrogen in crops.

A - Papers appearing in refereed journals

Whitmore, A. P. and Addiscott, T. M. 1987. Applications of computer modelling to predict mineral nitrogen in soil and nitrogen in crops. Soil Use and Management. 3 (1), pp. 38-43.

Measurement of soil microbial biomass provides an early indication of changes in total soil organic matter due to straw incorporation.

A - Papers appearing in refereed journals

Powlson, D. S., Brookes, P. C. and Christensen, B. T. 1987. Measurement of soil microbial biomass provides an early indication of changes in total soil organic matter due to straw incorporation. Soil Biology and Biochemistry. 19 (2), pp. 159-164.

Estimating the variability of unsaturated soil hydraulic conductivity using simple equations.

A - Papers appearing in refereed journals

Wagenet, R. J. and Addiscott, T. M. 1987. Estimating the variability of unsaturated soil hydraulic conductivity using simple equations. Soil Science of America Journal. 51, pp. 42-47.

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

G - Articles in popular magazines and other technical publications

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

Recovery of 15N-labelled urea applied to the foliage of winter wheat.

A - Papers appearing in refereed journals

Powlson, D. S., Poulton, P. R., Penny, A. and Hewitt, M. V. 1987. Recovery of 15N-labelled urea applied to the foliage of winter wheat. Journal of the Science of Food and Agriculture - jsfa. 41 (3), pp. 195-203.

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

G - Articles in popular magazines and other technical publications

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

A function for describing nitrogen uptake, dry matter production and rooting by wheat crops.

A - Papers appearing in refereed journals

Whitmore, A. P. and Addiscott, T. M. 1987. A function for describing nitrogen uptake, dry matter production and rooting by wheat crops. Plant and Soil. 101, pp. 51-60.

Computer simulation of changes in soil mineral nitrogen and crop nitrogen during autumn, winter and spring.

A - Papers appearing in refereed journals

Addiscott, T. M. and Whitmore, A. P. 1987. Computer simulation of changes in soil mineral nitrogen and crop nitrogen during autumn, winter and spring. The Journal of Agricultural Science. 109, pp. 141-157.

This week's citation classic.

G - Articles in popular magazines and other technical publications

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

The nitrogen cycle under continuous wheat.

G - Articles in popular magazines and other technical publications

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

Application of simple leaching models in heterogeneous soils.

A - Papers appearing in refereed journals

Addiscott, T. M., Heys, P. J. and Whitmore, A. P. 1986. Application of simple leaching models in heterogeneous soils. Geoderma. 38, pp. 185-194.

Microbial phosphorus in soils.

A - Papers appearing in refereed journals

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

Putting nitrogen predictions on the screen. The soil and crop nitrogen viewdata service from Rothamsted and ADAS.

G - Articles in popular magazines and other technical publications

Addiscott, T. M. and Whitmore, A. P. 1986. Putting nitrogen predictions on the screen. The soil and crop nitrogen viewdata service from Rothamsted and ADAS. Soil and Water. 14, pp. 17-19.

Computer simulation of winter leaching losses of nitrate from soils cropped with winter wheat.

A - Papers appearing in refereed journals

Whitmore, A. P. and Addiscott, T. M. 1986. Computer simulation of winter leaching losses of nitrate from soils cropped with winter wheat. Soil Use and Management. 2 (1), pp. 26-30.

Looking to the future

G - Articles in popular magazines and other technical publications

Addiscott, T. M. and Whitmore, A. P. 1986. Looking to the future. Fertiliser Review.

Some applications of nuclear magnetic-resonance spectroscopy in soil science

A - Papers appearing in refereed journals

Powlson, D. S. and Randall, E. W. 1985. Some applications of nuclear magnetic-resonance spectroscopy in soil science. Journal of the Science of Food and Agriculture - jsfa. 36 (4), pp. 270-271.

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

Concepts of solute leaching in soils - a review of modeling approaches

A - Papers appearing in refereed journals

Addiscott, T. M. and Wagenet, R. J. 1985. Concepts of solute leaching in soils - a review of modeling approaches. Journal of Soil Science. 36 (3), pp. 411-424.

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

A - Papers appearing in refereed journals

Brookes, P. C., Kragt, J. F., Powlson, D. S. and Jenkinson, D. S. 1985. Chloroform fumigation and the release of soil nitrogen: the effects of fumigation time and temperature. Soil Biology and Biochemistry. 17 (6), pp. 831-835.

Concepts of solute leaching in soils: a review of modelling approaches

A - Papers appearing in refereed journals

Addiscott, T. M. and Wagenet, R. J. 1985. Concepts of solute leaching in soils: a review of modelling approaches. Journal of Soil Science. 36 (3), pp. 411-424.

A simple method for combining soil properties that show variability.

A - Papers appearing in refereed journals

Addiscott, T. M. and Wagenet, R. J. 1985. A simple method for combining soil properties that show variability. Soil Science Society of America Journal. 49, pp. 1365-1369.

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

A - Papers appearing in refereed journals

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

Modelling of the nitrogen requirement of cereals

B - Book chapters etc edited externally

Tinker, P. B. and Addiscott, T. M. 1984. Modelling of the nitrogen requirement of cereals. in: In : The nitrogen requirement of cereals : proceedings of a conference organised by ADAS September 1982 HMSO. pp. 265-281

Phosphorus in the soil microbial biomass

A - Papers appearing in refereed journals

Brookes, P. C., Powlson, D. S. and Jenkinson, D. S. 1984. Phosphorus in the soil microbial biomass. Soil Biology and Biochemistry. 16 (2), pp. 169-175.

A 31P nuclear magnetic resonance study of the phosphorus species in alkali extracts of soils from long-term field experiments

A - Papers appearing in refereed journals

Hawkes, G. E., Powlson, D. S., Randall, E. W. and Tate, K. R. 1984. A 31P nuclear magnetic resonance study of the phosphorus species in alkali extracts of soils from long-term field experiments. Journal of Soil Science. 35 (1), pp. 35-45.

Assessing the need of maincrop potatoes for late nitrogen by using isobutylidene di-urea by injecting nitrification inhibitors with aqueous N fertilizers and by dividing dressings of "Nitro-chalk"

A - Papers appearing in refereed journals

Penny, A., Addiscott, T. M. and Widdowson, F. V. 1984. Assessing the need of maincrop potatoes for late nitrogen by using isobutylidene di-urea by injecting nitrification inhibitors with aqueous N fertilizers and by dividing dressings of "Nitro-chalk". The Journal of Agricultural Science. 103, pp. 577-585.

Spatial variation of soil-nitrogen and related factors

A - Papers appearing in refereed journals

Whitmore, A. P., Addiscott, T. M., Webster, R. and Thomas, V. H. 1983. Spatial variation of soil-nitrogen and related factors. Journal of the Science of Food and Agriculture - jsfa. 34 (3), pp. 268-269.

Computer assessment of soil n status in spring - can it improve n efficiency

A - Papers appearing in refereed journals

Addiscott, T. M. 1983. Computer assessment of soil n status in spring - can it improve n efficiency. Journal of the Science of Food and Agriculture - jsfa. 34 (7), pp. 710-711.

Measurement and simulation of anion diffusion in natural soil aggregates and clods

A - Papers appearing in refereed journals

Addiscott, T. M., Thomas, V. H. and Janjua, M. A. 1983. Measurement and simulation of anion diffusion in natural soil aggregates and clods. Journal of Soil Science. 34 (4), pp. 709-721.

Kinetics and temperature relationships of mineralization and nitrification in Rothamsted soils with differing histories

A - Papers appearing in refereed journals

Addiscott, T. M. 1983. Kinetics and temperature relationships of mineralization and nitrification in Rothamsted soils with differing histories. Journal of Soil Science. 34 (2), pp. 343-353.

Measured and simulated behavior of fluometuron, aldoxycarb and chloride-ion in a fallow structured soil

A - Papers appearing in refereed journals

Nicholls, P. H., Bromilow, R. H. and Addiscott, T. M. 1982. Measured and simulated behavior of fluometuron, aldoxycarb and chloride-ion in a fallow structured soil. Pesticide Science. 13 (5), pp. 475-483.

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

A - Papers appearing in refereed journals

Woodcock, T. M., Pruden, G., Powlson, D. S. and Jenkinson, D. S. 1982. Apparatus for applying 15N-labelled fertilizer uniformly to field micro-plots. Journal of Agricultural Engineering Research. 27 (4), pp. 369-372.

Measurement of microbial biomass phosphorus in soil

A - Papers appearing in refereed journals

Brookes, P. C., Powlson, D. S. and Jenkinson, D. S. 1982. Measurement of microbial biomass phosphorus in soil. Soil Biology and Biochemistry. 14 (4), pp. 319-329.

Simulating diffusion within soil aggregates: a simple model for cubic and other regularly shaped aggregates

A - Papers appearing in refereed journals

Addiscott, T. M. 1982. Simulating diffusion within soil aggregates: a simple model for cubic and other regularly shaped aggregates. Soil Science. 33, pp. 37-45.

Experimental and theoretical aspects of solute diffusion in spherical and nonspherical aggregates

A - Papers appearing in refereed journals

Addiscott, T. M. 1982. Experimental and theoretical aspects of solute diffusion in spherical and nonspherical aggregates. Soil Science. 133, pp. 342-349.

Preventing phosphorus losses during perchloric acid digestion of sodium bicarbonate soil extracts

A - Papers appearing in refereed journals

Brookes, P. C. and Powlson, D. S. 1981. Preventing phosphorus losses during perchloric acid digestion of sodium bicarbonate soil extracts. Journal of the Science of Food and Agriculture - jsfa. 32 (7), pp. 671-674.

Microbially bound phosphates in soils

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

Jenkinson, D. S. and Powlson, D. S. 1980. Measurement of microbial biomass in intact soil cores and in sieved soil. Soil Biology and Biochemistry. 12 (6), pp. 579-581.

Initial results of the investigation of nitrogen losses from agricultural soils into the chalk aquifer

A - Papers appearing in refereed journals

Addiscott, T. M., Oakes, D. B., Williams, R. J. B. and Young, C. P. 1980. Initial results of the investigation of nitrogen losses from agricultural soils into the chalk aquifer. Journal of the Science of Food and Agriculture - jsfa. 31 (8), pp. 842-843.

The effects of grinding on microbial and non-microbial organic matter in soil

A - Papers appearing in refereed journals

Powlson, D. S. 1980. The effects of grinding on microbial and non-microbial organic matter in soil. Journal of Soil Science. 31 (1), pp. 77-85.

Effect of cultivation on the mineralization of nitrogen in soil

A - Papers appearing in refereed journals

Powlson, D. S. 1980. Effect of cultivation on the mineralization of nitrogen in soil. Plant and Soil. 57 (1), pp. 151-153.

Soil structure and leaching of solutes

A - Papers appearing in refereed journals

Addiscott, T. M. 1979. Soil structure and leaching of solutes. Journal of the Science of Food and Agriculture - jsfa. 30 (7), pp. 749-749.

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

A - Papers appearing in refereed journals

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

Adenosine-triphosphate and microbial biomass in soil

A - Papers appearing in refereed journals

Jenkinson, D. S., Davidson, S. A. and Powlson, D. S. 1979. Adenosine-triphosphate and microbial biomass in soil. Soil Biology and Biochemistry. 11 (5), pp. 521-527.

Glycoluril as a slow-release nitrogen source for plants

A - Papers appearing in refereed journals

Addiscott, T. M. and Thomas, V. H. 1979. Glycoluril as a slow-release nitrogen source for plants. Chemistry & Industry. 9 (1), pp. 29-30.

Chloride leaching in the Rothamsted drain gauges: influence of rainfall pattern and soil structure

A - Papers appearing in refereed journals

Addiscott, T. M., Rose, D. A. and Bolton, J. 1978. Chloride leaching in the Rothamsted drain gauges: influence of rainfall pattern and soil structure. Journal of Soil Science. 29 (3), pp. 305-314.

The improvement of acid sulphate soils for crops other than padi

A - Papers appearing in refereed journals

Bloomfield, C. and Powlson, D. S. 1977. The improvement of acid sulphate soils for crops other than padi. Malaysian Agricultural Journal. 51 (1), pp. 62-76 ref.32.

Some effects of nitrogen nutrition on absorption and distribution of other nutrients

A - Papers appearing in refereed journals

Addiscott, T. M. 1977. Some effects of nitrogen nutrition on absorption and distribution of other nutrients. Journal of the Science of Food and Agriculture - jsfa. 28 (9), pp. 873-873.

Simple computer-model for leaching in structured soils

A - Papers appearing in refereed journals

Addiscott, T. M. 1977. Simple computer-model for leaching in structured soils. Journal of Soil Science. 28 (4), pp. 554-563.

Sulfur-coated urea as a fertilizer for potatoes

A - Papers appearing in refereed journals

Cox, D. and Addiscott, T. M. 1976. Sulfur-coated urea as a fertilizer for potatoes. Journal of the Science of Food and Agriculture - jsfa. 27 (11), pp. 1015-1020.

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

A - Papers appearing in refereed journals

Jenkinson, D. S. and Powlson, D. S. 1976. Effects of biocidal treatments on metabolism in soil .5. Method for measuring soil biomass. Soil Biology and Biochemistry. 8 (3), pp. 209-213.

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

A - Papers appearing in refereed journals

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

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

A - Papers appearing in refereed journals

Powlson, D. S. and Jenkinson, D. S. 1976. The effects of biocidal treatments on metabolism in soil .2. Gamma-irradiation, autoclaving, air-drying and fumigation. Soil Biology and Biochemistry. 8 (3), pp. 179-188.

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

A - Papers appearing in refereed journals

Jenkinson, D. S. and Powlson, D. S. 1976. The effects of biocidal treatments on metabolism in soil .1. Fumigation with chloroform. Soil Biology and Biochemistry. 8 (3), pp. 167-177.

Winter leaching of nitrate from autumn-applied calcium nitrate, ammonium sulphate, urea and sulphur-coated urea in bare soil

A - Papers appearing in refereed journals

Addiscott, T. M. and Cox, D. 1976. Winter leaching of nitrate from autumn-applied calcium nitrate, ammonium sulphate, urea and sulphur-coated urea in bare soil. The Journal of Agricultural Science. 87, pp. 381-389.

Nutrient concentrations and interactions in young leaves of potato plants growing with and without tubers

A - Papers appearing in refereed journals

Addiscott, T. M. 1976. Nutrient concentrations and interactions in young leaves of potato plants growing with and without tubers. Annals of Botany. 40, pp. 65-72.

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.

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.

Effects of potassium on distributions and concentrations of mineral nutrients in potato plants

A - Papers appearing in refereed journals

Addiscott, T. M. 1974. Effects of potassium on distributions and concentrations of mineral nutrients in potato plants. Journal of the Science of Food and Agriculture - jsfa. 25 (7), pp. 882-882.

Potassium in relation to transport of carbohydrate and ions in plants

C1 - Edited contributions to conferences/learned societies

Addiscott, T. M. 1974. Potassium in relation to transport of carbohydrate and ions in plants. Potassium research and agricultural production: In : Proceedings 10th Congress International Potash Institute, Budapest 1974. pp. 205-220

Potassium and the distribution of calcium and magnesium in potato plants

A - Papers appearing in refereed journals

Addiscott, T. M. 1974. Potassium and the distribution of calcium and magnesium in potato plants. Journal of the Science of Food and Agriculture - jsfa. 25 (9), pp. 1173-1183.

Potassium and the absorption of calcium and magnesium by potato plants from soil

A - Papers appearing in refereed journals

Addiscott, T. M. 1974. Potassium and the absorption of calcium and magnesium by potato plants from soil. Journal of the Science of Food and Agriculture - jsfa. 25 (9), pp. 1165-72.

Inhibition of nitrification in soil by carbon disulphide from rubber bungs

A - Papers appearing in refereed journals

Powlson, D. S. and Jenkinson, D. S. 1971. Inhibition of nitrification in soil by carbon disulphide from rubber bungs. Soil Biology and Biochemistry. 3 (3), pp. 267-269.

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.

The transport of potassium to ryegrass roots in soils with and without added potassium

A - Papers appearing in refereed journals

Addiscott, T. M. and Talibudeen, O. 1971. The transport of potassium to ryegrass roots in soils with and without added potassium. The Journal of Agricultural Science. 76, pp. 411-418.

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

A - Papers appearing in refereed journals

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

Residual effects of soil fumigation on soil respiration and mineralization

A - Papers appearing in refereed journals

Jenkinson, D. S. and Powlson, D. S. 1970. Residual effects of soil fumigation on soil respiration and mineralization. Soil Biology and Biochemistry. 2 (2), pp. 99-108.

Use of the quantity/potential relationship to provide a scale of the ability of extractants to remove soil potassium

A - Papers appearing in refereed journals

Addiscott, T. M. 1970. Use of the quantity/potential relationship to provide a scale of the ability of extractants to remove soil potassium. The Journal of Agricultural Science. 74, pp. 119-121.

The uptake of initially available soil potassium by ryegrass

A - Papers appearing in refereed journals

Addiscott, T. M. 1970. The uptake of initially available soil potassium by ryegrass. The Journal of Agricultural Science. 74, pp. 123-129.

Potassium uptake by potatoes

A - Papers appearing in refereed journals

Addiscott, T. M. and Mitchell, J. D. D. 1970. Potassium uptake by potatoes. The Journal of Agricultural Science. 74, pp. 495-500.

The potassium Q/l relationships of soils given different K manuring

A - Papers appearing in refereed journals

Addiscott, T. M. 1970. The potassium Q/l relationships of soils given different K manuring. The Journal of Agricultural Science. 74, pp. 131-137.

Potassium : calcium exchange in soils of the Broadbalk experiment at Rothamsted

A - Papers appearing in refereed journals

Addiscott, T. M. 1970. Potassium : calcium exchange in soils of the Broadbalk experiment at Rothamsted. The Journal of Agricultural Science. 75, pp. 451-457.

A note on resolving soil cation exchange capacity into "mineral" and "organic" fractions

A - Papers appearing in refereed journals

Addiscott, T. M. 1970. A note on resolving soil cation exchange capacity into "mineral" and "organic" fractions. The Journal of Agricultural Science. 75, pp. 365-367.

Relationships of yields of maize and cotton, and the response to phosphate fertilizer, with soil phosphate potentials in Tanzania

A - Papers appearing in refereed journals

Addiscott, T. M. 1969. Relationships of yields of maize and cotton, and the response to phosphate fertilizer, with soil phosphate potentials in Tanzania. The Journal of Agricultural Science. 72, pp. 401-403.

The buffering capacity of potassium reserves in soils

A - Papers appearing in refereed journals

Addiscott, T. M. and Talibudeen, O. 1969. The buffering capacity of potassium reserves in soils. Potash Review. Subject 4/45, pp. 1-24.