The impact of a silvopastoral system on soil water status and nitrate leaching

Scholefield, D., Penn, M., Parkinson, R. J., Williams, A. G. and Wilkins, R. J. 1996. The impact of a silvopastoral system on soil water status and nitrate leaching. in: Parente, G., Frame, J. and Orsi, S. (ed.) Grassland and Land Use Systems, Proceedings of the 16th General Meeting of the European Grassland Federation, Grado (Gorizia), Italy, 15-19 September 1996 pp. 835-838

Related outputs

Evaluating the potential of different carbon sources to promote denitrification

A - Papers appearing in refereed journals

Dlamini, J. C., Chadwick, D. R., Hawkins, J. M. B., Martinez, J., Scholefield, D., Ma, Y. and Cardenas, L. M. 2020. Evaluating the potential of different carbon sources to promote denitrification. The Journal of Agricultural Science. 158 (3), pp. 194-205. https://doi.org/10.1017/S0021859620000520

Sir George Stapledon FRS and his international grassland legacy

A - Papers appearing in refereed journals

Hopkins, A. and Wilkins, R. J. 2020. Sir George Stapledon FRS and his international grassland legacy . Agriculture for development. 39 (article 5), pp. 32-37.

Editorial: Special Issue on silage

A - Papers appearing in refereed journals

Elgersma, A., Bernardes, T., Gerlach, K., Sudekum, K., Rinne, M. and Wilkins, R. J. 2019. Editorial: Special Issue on silage. Grass and Forage Science. 74 (2), pp. 177-177. https://doi.org/10.1111/gfs.12435

Effect of soil saturation on denitrification in a grassland soil

A - Papers appearing in refereed journals

Cardenas, L. M., Bol, R., Lewicka-Szczebak, D., Gregory, A. S., Matthews, G. P., Whalley, W. R., Misselbrook, T. H., Scholefield, D. and Well, R. 2017. Effect of soil saturation on denitrification in a grassland soil. Biogeosciences. 14 (20), pp. 4691-4710. https://doi.org/10.5194/bg-14-4691-2017

Effect of compaction on nitrous oxide and nitrogen emissions from UK soils

C1 - Edited contributions to conferences/learned societies

Cardenas, L. M., Matthews, G. P., Gregory, A. S., Whalley, W. R., Bird, N. R. A., Misselbrook, T. H., Laudone, G. M., Dhanoa, M. S. and Scholefield, D. 2016. Effect of compaction on nitrous oxide and nitrogen emissions from UK soils. Abstract for GGAA conferernce, Melbourne, 14-18 February, 2016.

Barley has two peroxisomal ABC transporters with multiple functions in beta-oxidation

A - Papers appearing in refereed journals

Mendiondo, G. M., Medhurst, A., Van Roermund, C. W., Zhang, X., Devonshire, J., Scholefield, D., Fernandez, J., Axcell, B., Ramsay, L., Waterham, H. R., Waugh, R., Theodoulou, F. L. and Holdsworth, M. J. 2014. Barley has two peroxisomal ABC transporters with multiple functions in beta-oxidation. Journal of Experimental Botany. 65, pp. 4833-4847. https://doi.org/10.1093/jxb/eru243

Potential mineralization and nitrification in volcanic grassland soils in Chile

A - Papers appearing in refereed journals

Cardenas, L. M., Hatch, D. J., Scholefield, D., Jhurreea, D., Clark, I. M., Hirsch, P. R., Salazar, F., Rao-Ravella, S. and Alfaro, M. 2013. Potential mineralization and nitrification in volcanic grassland soils in Chile. Soil Science and Plant Nutrition. 59, pp. 380-391. https://doi.org/10.1080/00380768.2013.789395

Towards an improved inventory of N2O from agriculture: model evaluation of N2O emission factors and N fraction leached from different sources in UK agriculture

A - Papers appearing in refereed journals

Cardenas, L. M., Gooday, R., Brown, L., Scholefield, D., Cuttle, S., Gilhespy, S. L., Matthews, R. A., Misselbrook, T. H., Wang, J., Li, C., Hughes, G. and Lord, E. 2013. Towards an improved inventory of N2O from agriculture: model evaluation of N2O emission factors and N fraction leached from different sources in UK agriculture. Atmospheric Environment. 79, pp. 340-348. https://doi.org/10.1016/j.atmosenv.2013.06.033

SIMSDAIRY: a modelling framework to identify sustainable dairy farms in the UK. Framework description and test for organic systems and N fertiliser optimisation

A - Papers appearing in refereed journals

Del Prado, A., Misselbrook, T. H., Chadwick, D. R., Hopkins, A., Dewhirst, R. J., Davison, P., Butler, A., Schroder, J. and Scholefield, D. 2011. SIMSDAIRY: a modelling framework to identify sustainable dairy farms in the UK. Framework description and test for organic systems and N fertiliser optimisation. Science of the Total Environment. 409, pp. 3993-4009. https://doi.org/10.1016/j.scitotenv.2011.05.050

The relationship between direct soil nitrous oxide emissions and nitrogen fertiliser rate to winter cereals in England

C2 - Non-edited contributions to conferences

Smith, K. E., Cardenas, L. M., Thorman, R. E., Scholefield, D., Chadwick, D. R., Butler, M., Donovan, N., Bennett, G., Collis, H. R., Kingston, H. and Chambers, B. J. 2011. The relationship between direct soil nitrous oxide emissions and nitrogen fertiliser rate to winter cereals in England. Abstracts Theo Murphy International Scientific Meeting on Nitrous Oxide, the Forgotten Greenhouse Gas, Chicheley, 23-24 .

Effect of soil saturation on denitrification in a grassland soil

C2 - Non-edited contributions to conferences

Cardenas, L. M., Butler, M., Gregory, A. S., Matthews, G. P., Whalley, W. R., Bird, N. R. A., Misselbrook, T. H., Laudone, G. M. and Scholefield, D. 2011. Effect of soil saturation on denitrification in a grassland soil. Abstracts Conference on Nitrogen and Global Change: Key Findings - Future Challenges, Edinburgh, 11-15 April 2011 .

Cost effectiveness of nitrate leaching mitigation measures for grassland livestock systems at locations in England and Wales

A - Papers appearing in refereed journals

Cardenas, L. M., Cuttle, S. P., Crabtree, B., Hopkins, A., Shepherd, A., Scholefield, D. and Del Prado, A. 2011. Cost effectiveness of nitrate leaching mitigation measures for grassland livestock systems at locations in England and Wales. Science of the Total Environment. 409, pp. 1104-1115. https://doi.org/10.1016/j.scitotenv.2010.12.006

Effect of antecedent soil moisture conditions on emissions and isotopologue distribution of N2O during denitrification

A - Papers appearing in refereed journals

Bergstermann, A., Cardenas, L. M., Bol, R., Gilliam, L. M., Goulding, K. W. T., Meijide, A., Scholefield, D., Vallejo, A. and Well, R. 2011. Effect of antecedent soil moisture conditions on emissions and isotopologue distribution of N2O during denitrification. Soil Biology and Biochemistry. 43, pp. 240-250. https://doi.org/10.1016/j.soilbio.2010.10.003

Erratum to 'Quantifying annual N2O emission fluxes from grazed grassland under a range of inorganic fertiliser nitrogen inputs' [Agric. Ecosyst. Environ. 136(2010) 218-226]

A - Papers appearing in refereed journals

Cardenas, L. M., Thorman, R., Ashlee, N., Butler, M., Chadwick, D. R., Chambers, B., Cuttle, S., Donovan, N., Kingston, H., Lane, S., Dhanoa, M. S. and Scholefield, D. 2010. Erratum to 'Quantifying annual N2O emission fluxes from grazed grassland under a range of inorganic fertiliser nitrogen inputs' [Agric. Ecosyst. Environ. 136(2010) 218-226]. Agriculture, Ecosystems & Environment. 138, p. 356. https://doi.org/10.1016/j.agee.2010.05.002

Dual isotope and isotopomer measurements for the understanding of N2O production and consumption during nitrification in an arable soil

A - Papers appearing in refereed journals

Meijide, A., Cardenas, L. M., Bol, R., Bergstermann, A., Goulding, K. W. T., Well, R., Vallejo, A. and Scholefield, D. 2010. Dual isotope and isotopomer measurements for the understanding of N2O production and consumption during nitrification in an arable soil. European Journal of Soil Science. 61, pp. 364-374. https://doi.org/10.1111/j.1365-2389.2010.01233.x

Role of antecedent soil moisture on microbial populations involved in gaseous N2O emissions - use of isotopomers to understand sources

C2 - Non-edited contributions to conferences

Cardenas, L. M., Bol, R., Bergstermann, A., Meijide, A., Hirsch, P. R., Jhurreea, D., Clark, I. M., Gilliam, L., Goulding, K. W. T., Well, R. and Scholefield, D. 2010. Role of antecedent soil moisture on microbial populations involved in gaseous N2O emissions - use of isotopomers to understand sources. Abstracts Stable Isotope Mass-Spectrometry User Group (SIMSUG) Meeting, Exeter, 28-30 April 2010 .

Exploring systems responses to mitigation of GHG in UK dairy farms

A - Papers appearing in refereed journals

Del Prado, A., Chadwick, D. R., Cardenas, L. M., Misselbrook, T. H., Scholefield, D. and Merino, P. 2010. Exploring systems responses to mitigation of GHG in UK dairy farms. Agriculture, Ecosystems & Environment. 136, pp. 318-332. https://doi.org/10.1016/j.agee.2009.09.015

Quantifying annual N2O emission fluxes from grazed grassland under a range of inorganic fertiliser nitrogen inputs

A - Papers appearing in refereed journals

Cardenas, L. M., Thorman, R., Ashlee, N., Butler, M., Chadwick, D. R., Chambers, B., Cuttle, S., Donovan, N., Kingston, H., Lane, S., Dhanoa, M. S. and Scholefield, D. 2010. Quantifying annual N2O emission fluxes from grazed grassland under a range of inorganic fertiliser nitrogen inputs. Agriculture, Ecosystems & Environment. 136, pp. 218-226. https://doi.org/10.1016/j.agee.2009.12.006

An analysis of dormancy, ABA responsiveness, after-ripening and pre-harvest sprouting in hexaploid wheat (Triticum aestivum L.) caryopses

A - Papers appearing in refereed journals

Gerjets, T., Scholefield, D., Foulkes, M. J., Lenton, J. R. and Holdsworth, M. J. 2010. An analysis of dormancy, ABA responsiveness, after-ripening and pre-harvest sprouting in hexaploid wheat (Triticum aestivum L.) caryopses. Journal of Experimental Botany. 61, pp. 597-607. https://doi.org/10.1093/jxb/erp329

Effect of the nitrification inhibitor dicyandiamide on microbial communities and N2O from an arable soil fertilized with ammonium sulphate

A - Papers appearing in refereed journals

Carneiro, J., Cardenas, L. M., Hatch, D. J., Trindade, H., Scholefield, D., Clegg, C. D. and Hobbs, P. J. 2010. Effect of the nitrification inhibitor dicyandiamide on microbial communities and N2O from an arable soil fertilized with ammonium sulphate. Environmental Chemistry Letters. 8, pp. 237-246. https://doi.org/10.1007/s10311-009-0212-3

The Hurley and North Wyke story: 60 years of grassland research, 1949-2009

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

Wilkins, R. J., Jarvis, S. C. and Blackwell, M. S. A. 2009. The Hurley and North Wyke story: 60 years of grassland research, 1949-2009. Institute of Grassland and Environmental Research IGER, North Wyke Okehampton.

Nitrous oxide emission from arable land in England

C2 - Non-edited contributions to conferences

Thorman, R. E., Cardenas, L. M., Scholefield, D., Chadwick, D. R., Butler, M., Bennett, G., Collis, H. R., Kingston, H. and Chambers, B. J. 2009. Nitrous oxide emission from arable land in England. Abstracts 16th Nitrogen Workshop, Turin, 28 June-1 July 2009 . pp. 217-218

N losses in volcanic grassland soils from Southern Chile

C2 - Non-edited contributions to conferences

Cardenas, L. M., Hatch, D., Scholefield, D., Alfaro, M. and Salazar, F. 2009. N losses in volcanic grassland soils from Southern Chile. Abstracts 16th Nitrogen Workshop, Turin, 28 June-1 July 2009 .

Eco-efficient approaches to land management: a case for increased integration of crop and animal production systems

A - Papers appearing in refereed journals

Wilkins, R. J. 2008. Eco-efficient approaches to land management: a case for increased integration of crop and animal production systems. Philosophical Transactions of the Royal Society B-Biological Sciences. 363, pp. 517-525. https://doi.org/10.1098/rstb.2007.2167

Use of SIMSDAIRY modelling framework system to compare the scope on the sustainability of a dairy farm of animal and plant genetic-based improvements with management-based changes

A - Papers appearing in refereed journals

Del Prado, A. and Scholefield, D. 2008. Use of SIMSDAIRY modelling framework system to compare the scope on the sustainability of a dairy farm of animal and plant genetic-based improvements with management-based changes. The Journal of Agricultural Science. 146, pp. 195-211. https://doi.org/10.1017/S0021859608007727

A review of research to identify best practice for reducing greenhouse gases from agriculture and land management

D1 - Technical reports: non-confidential

Moorby, J. M., Chadwick, D. R., Scholefield, D., Chambers, B. J. and Williams, J. R. 2007. A review of research to identify best practice for reducing greenhouse gases from agriculture and land management.

Nitrate cost curve of mitigation options for grassland soils in the UK

C2 - Non-edited contributions to conferences

Cardenas, L. M., Scholefield, D., Cuttle, S. P., Crabtree, B., Hopkins, A. and Del Prado, A. 2007. Nitrate cost curve of mitigation options for grassland soils in the UK. 15th N Workshop, 'Towards a better efficiency in N use ', Lleida, Spain, May 28-30, 2007.

Blueprints for sustainable nutrient use in dairy grassland-based production

C2 - Non-edited contributions to conferences

Del Prado, A., Cardenas, L. M., Hawkins, J. M. B., Brown, L., Cuttle, S. P., Jewkes, E. C. and Scholefield, D. 2007. Blueprints for sustainable nutrient use in dairy grassland-based production. 15th N Workshop, 'Towards a better efficiency in N use ', Lleida, Spain, May 28-30, 2007.

Measurement and simulation of void structure and hydraulic changes caused by root-induced soil structuring under white clover compared to ryegrass

A - Papers appearing in refereed journals

Holtham, D. A. L., Matthews, G. P. and Scholefield, D. 2007. Measurement and simulation of void structure and hydraulic changes caused by root-induced soil structuring under white clover compared to ryegrass. Geoderma. 142 (1-2), pp. 142-151. https://doi.org/10.1016/j.geoderma.2007.08.018

The implications of farm-scale methane mitigation measures for long-term national methane emissions

D1 - Technical reports: non-confidential

Chadwick, D. R., Del Prado, A., Scholefield, D., Mills, J., Compton, L. and Dragosits, U. 2007. The implications of farm-scale methane mitigation measures for long-term national methane emissions.

Comparing losses of phosphorus leached from three legume species as components of grassland systems grazed by sheep

C1 - Edited contributions to conferences/learned societies

Headon, D. M., Dixon, E. R., Stone, A. C. and Scholefield, D. 2007. Comparing losses of phosphorus leached from three legume species as components of grassland systems grazed by sheep. Hopkins, J. J., Duncan, A. J., McCracken, D. I., Peel, S. and Tallowin, J. R. B. (ed.) 'High Value Grassland: providing biodiversity, a clean environment and premium products': Proceedings BGS/BES/BSAS Conference, Keele University, Staffs, 17-19 April 2007. British Grassland Society Occasional Symposium, 38. pp. 237-240

Production and nitrogen losses from dairy farms using an extended grazing management system

C1 - Edited contributions to conferences/learned societies

Jewkes, E. C., Webb, J., Butler, M. R. and Scholefield, D. 2007. Production and nitrogen losses from dairy farms using an extended grazing management system. Proceedings, 14th Symposium of the European Grassland Federation. 'Permanent and temporary grassland: plant, environment and economy.' Gent, Belgium, 3-5 September 2007.

Forage brassica for out-wintering stock - Review of literature

D1 - Technical reports: non-confidential

Chadwick, D. R., Marshall, A. H., Del Prado, A., Scholefield, D., Weller, R. F., Hyslop, J., Bell, J. and Morgan, C. 2007. Forage brassica for out-wintering stock - Review of literature.

Use of white clover as an alternative to nitrogen fertiliser for dairy pastures in nitrate vulnerable zones in the UK: productivity, environmental impact and economic considerations

A - Papers appearing in refereed journals

Andrews, M., Scholefield, D., Abberton, M. T., McKenzie, B. A., Hodge, S. and Raven, J. A. 2007. Use of white clover as an alternative to nitrogen fertiliser for dairy pastures in nitrate vulnerable zones in the UK: productivity, environmental impact and economic considerations. Annals of Applied Biology - AAB. 151 (1), pp. 11-23. https://doi.org/10.1111/j.1744-7348.2007.00137.x

An improved inventory of greenhouse gases from agriculture

D1 - Technical reports: non-confidential

Scholefield, D. and Cardenas, L. M. 2007. An improved inventory of greenhouse gases from agriculture.

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

C2 - Non-edited contributions to conferences

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

Integration for sustainable catchment management

C2 - Non-edited contributions to conferences

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

The effect of diet manipulation on nitrous oxide and methane emissions from manure application to grassland soils

A - Papers appearing in refereed journals

Cardenas, L. M., Chadwick, D. R., Scholefield, D., Fychan, A. R., Marley, C. L., Jones, R., Bol, R., Well, R. and Vallejo, A. 2007. The effect of diet manipulation on nitrous oxide and methane emissions from manure application to grassland soils. Atmospheric Environment. 41 (33), pp. 7096-7107. https://doi.org/10.1016/j.atmosenv.2007.04.055

A comparison of nitrogen processes and herbage yield from old and reseeded pasture

C2 - Non-edited contributions to conferences

Jewkes, E. C., Scholefield, D. and Hatch, D. J. 2007. A comparison of nitrogen processes and herbage yield from old and reseeded pasture. 14th Symposium of the European Grassland Federation. 'Permanent and temporary grassland: plant, environment and economy.' Gent, Belgium, 3-5 September 2007.

Nutrient cycling budgets in managed pastures

B - Book chapters etc edited externally

Scholefield, D., Jewkes, E. C. and Bol, R. 2007. Nutrient cycling budgets in managed pastures. in: Marschner, P. and Rengel, Z. (ed.) Nutrient cycling in terrestrial ecosystems (Soil Biology; Vol. 10) Springer, Heidelberg. pp. 215-246

Integration for sustainable catchment management

A - Papers appearing in refereed journals

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

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

C2 - Non-edited contributions to conferences

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

Green Dairy in south west England - can we help farmers to be greener and maintain their income?

C1 - Edited contributions to conferences/learned societies

Jewkes, E. C. and Scholefield, D. 2006. Green Dairy in south west England - can we help farmers to be greener and maintain their income? Moorby, J. M. (ed.) 8th British Grassland Society Research Conference, 'Grassland as a Multifunctional Resource', Royal Agricultural College, Cirencester, 4-6 September 2006. pp. 35-36

SIMSDAIRY - a modelling framework to identify new integrated diary production systems

J - Computer programs

Del Prado, A., Misselbrook, T. H., Chadwick, D. R., Hopkins, A., Dewhurst, R. J., Davison, P., Butler, A., Turner, M., Schroder, J. and Scholefield, D. 2006. SIMSDAIRY - a modelling framework to identify new integrated diary production systems.

Blueprints model - a simple model to simulate combinations of the efficiency controls for hypothetical, economically and environmentally sustainable systems

J - Computer programs

Del Prado, A., Brown, L. and Scholefield, D. 2006. Blueprints model - a simple model to simulate combinations of the efficiency controls for hypothetical, economically and environmentally sustainable systems.

NCYCLE_IRL: A model to predict N fluxes in Irish grasslands

J - Computer programs

Del Prado, A., Brown, L., Schulte, R., Ryan, M., Carton, O. and Scholefield, D. 2006. NCYCLE_IRL: A model to predict N fluxes in Irish grasslands.

NUTGRANJA 2.0- a simple model to explore the effects of different management strategies on N and P losses from dairy systems

J - Computer programs

Del Prado, A., Corre, W., Oenema, O., Pinto, M., del Hierro, O. and Scholefield, D. 2006. NUTGRANJA 2.0- a simple model to explore the effects of different management strategies on N and P losses from dairy systems.

Farm-gate nitrogen and phosphate balances

C1 - Edited contributions to conferences/learned societies

Goodlass, G., Cottrill, B. R., Chambers, B. J., Richardson, S. J., Scholefield, D., Goulding, K. W. T. and Oborn, J. 2006. Farm-gate nitrogen and phosphate balances. Andrews, M., Turley, D., Cummings, S., Dale, M. F. B. and Rowlinson, P. (ed.) Aspects of Applied Biology Delivering sustainability within profitable farming systems - is it possible?, Studley Castle, Warwickshire, 14-15 December 2006.

Use of SIMS Dairy modelling framework system to specify sustainable UK diary farms

C1 - Edited contributions to conferences/learned societies

Del Prado, A. and Scholefield, D. 2006. Use of SIMS Dairy modelling framework system to specify sustainable UK diary farms. Andrews, M., Turley, D., Cummings, S., Dale, M. F. B. and Rowlinson, P. (ed.) Delivering sustainability within profitable farming systems - is it possible?, Studley Castle, Warwickshire, 14-15 December 2006.

Could the answer lie in the soil?

G - Articles in popular magazines and other technical publications

Long, E., Scholefield, D., Holtham, D. A., Cardenas, L. M., Johnson, S. N. and Mankin, R. W. 2006. Could the answer lie in the soil? The Furrow. 112 (1 [Winter]), pp. 15-16.

Temperate grassland: Key developments in the last century and future perspectives

A - Papers appearing in refereed journals

Hopkins, A. and Wilkins, R. J. 2006. Temperate grassland: Key developments in the last century and future perspectives. The Journal of Agricultural Science. 144 (6), pp. 503-523. https://doi.org/10.1017/S0021859606006496

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

B - Book chapters etc edited externally

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

A model to simulate the effects of different dietary strategies on the sustainability of a dairy farm system

B - Book chapters etc edited externally

Del Prado, A., Scholefield, D. and Brown, L. 2006. A model to simulate the effects of different dietary strategies on the sustainability of a dairy farm system. in: Kebreab, E., Dijkstra, J., Bannink, A., Gerrits, W. J. J. and France, J. (ed.) Nutrient digestion and utilization in farm animals: modelling approaches CABI International, Wallingford, Oxon (CABI). pp. 275-280

Multi-functional uses for pastures

G - Articles in popular magazines and other technical publications

Rook, A. J., Misselbrook, T. H. and Scholefield, D. 2006. Multi-functional uses for pastures. IGER Innovations. 10, pp. 44-47.

Improving environmental quality

G - Articles in popular magazines and other technical publications

Murray, P. J., Chadwick, D. R., Del Prado, A., Hopkins, A., Macleod, C. J. A., Misselbrook, T. H. and Scholefield, D. 2006. Improving environmental quality. IGER Innovations. 10, p. 38.

Soil and land management

G - Articles in popular magazines and other technical publications

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

A modelling framework to identify new integrated dairy production systems

C1 - Edited contributions to conferences/learned societies

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

Dissolved free and combined amino acids in surface runoff and drainage waters from drained and undrained grassland under different fertilizer management

A - Papers appearing in refereed journals

Hawkins, J. M. B., Scholefield, D. and Braven, J. 2006. Dissolved free and combined amino acids in surface runoff and drainage waters from drained and undrained grassland under different fertilizer management. Environmental Science & Technology. 40 (16), pp. 4887-4893. https://doi.org/10.1021/es052532r

Impact of NO3 leaching abatement measures on N2O and CH4 emissions from a UK dairy system

A - Papers appearing in refereed journals

Del Prado, A., Cardenas, L. M. and Scholefield, D. 2006. Impact of NO3 leaching abatement measures on N2O and CH4 emissions from a UK dairy system. International Congress Series. 1293, pp. 359-362. https://doi.org/10.1016/j.ics.2006.01.079

Leaching losses of N, P and K from grazed legume based swards - some preliminary results

C1 - Edited contributions to conferences/learned societies

Dixon, E. R., Stone, A. C., Scholefield, D. and Hatch, D. J. 2006. Leaching losses of N, P and K from grazed legume based swards - some preliminary results. Proceedings of the XX International grassland congress, Oxford Satellite Workshop, 3rd - 6th July 2005. pp. p104

Lupins in sustainable agriculture: nutrient losses following grain harvest

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Joynes, A., Stone, A. C., Scholefield, D. and Jones, R. 2006. Lupins in sustainable agriculture: nutrient losses following grain harvest. Lloveras, J., Gonzalez-Rodriguez, A., Vazquez-Yanez, O., Pineiro, J., Santamaria, O., Olea, L. and Poblaciones, M. J. (ed.) Sustainable Grassland Productivity [Proceedings of the 21st General Meeting of the European Grassland Federation, Badajoz, Spain, 3-6 April 2006].

Principles of development of a mass balance N cycle model for temperate grasslands: an Irish case study

A - Papers appearing in refereed journals

Del Prado, A., Brown, L., Schulte, R., Ryan, M. and Scholefield, D. 2006. Principles of development of a mass balance N cycle model for temperate grasslands: an Irish case study. Nutrient Cycling in Agroecosystems. 74 (2), pp. 115-131. https://doi.org/10.1007/s10705-005-5769-z

NCYCLE_IRL: A model to predict N fluxes in Irish grasslands

D1 - Technical reports: non-confidential

Del Prado, A., Scholefield, D. and Brown, L. 2005. NCYCLE_IRL: A model to predict N fluxes in Irish grasslands.

Modelling ammonia and nitrous oxide emission from slurry-amended soils - development of an infiltration sub-model

C1 - Edited contributions to conferences/learned societies

Misselbrook, T. H., Parkinson, R. J. and Scholefield, D. 2005. Modelling ammonia and nitrous oxide emission from slurry-amended soils - development of an infiltration sub-model. Bernal, M. P., Moral, R., Clemente, C. and Paredes, C. (ed.) 11th International Conference of the FAO ESCORENA Network on Recycling of Agricultural, Municipal and Industrial Residues in Agriculture (RAMIRAN), Murcia, Spain, 6-9 October 2004. pp. 277-280

Effect on soil N emissions of slurry application from sheep fed different diets

C2 - Non-edited contributions to conferences

Cardenas, L. M., Vallejo, A., Chadwick, D., Scholefield, D., Fychan, A. R., Marley, C. L. and Jones, R. 2005. Effect on soil N emissions of slurry application from sheep fed different diets. 'N management in agrosystems in relation to the Water Framework Directive' 14th N-Workshop, Maastricht, Netherlands, 24-26 October 2005. pp. p80

Modelling methane mitigation at the National scale

G - Articles in popular magazines and other technical publications

Scholefield, D. and Chadwick, D. R. 2005. Modelling methane mitigation at the National scale. 14 (August), pp. 9-10.

Feed back and feed-forward interactions between climate change and grassland-based agriculture

C2 - Non-edited contributions to conferences

Scholefield, D., Jarvis, S. C., Brown, L., Del Prado, A. and Hopkins, A. 2005. Feed back and feed-forward interactions between climate change and grassland-based agriculture. Presented at Avoiding Dangerous Climate Change conference, Met Office, Exeter, 1-3 February 2005.

Soil science and environmental quality

G - Articles in popular magazines and other technical publications

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

Cattle slurry amended with nitrification inhibitors: effects on nitrous oxide, dinitrogen and methane emissions

C1 - Edited contributions to conferences/learned societies

Caneiro, J., Cardenas, L. M., Hatch, D., Trindad, H., Hawkins, J. M. B., Scholefield, D. and Chadwick, D. 2005. Cattle slurry amended with nitrification inhibitors: effects on nitrous oxide, dinitrogen and methane emissions. Proceedings of the XX International grassland congress, Dublin, Ireland, 26 June - 2 July 2005. pp. p575

Feedback and feed-forward interactions between climate change and grassland-based agriculture

C2 - Non-edited contributions to conferences

Scholefield, D., Jarvis, S. C., Brown, L., Del Prado, A., Hopkins, A. and Cardenas, L. M. 2005. Feedback and feed-forward interactions between climate change and grassland-based agriculture. Avoiding dangerous climate change. Scientific symposium on stabilisation of greenhouse gases, Meteorological Office, Exeter, UK,1-3 February 2005.

Using time domain reflectometry to characterise cattle and pig slurry infiltration into soil

A - Papers appearing in refereed journals

Misselbrook, T. H., Scholefield, D. and Parkinson, R. J. 2005. Using time domain reflectometry to characterise cattle and pig slurry infiltration into soil. Soil Use and Management. 21 (2), pp. 167-172. https://doi.org/10.1111/j.1475-2743.2005.tb00121.x

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

D1 - Technical reports: non-confidential

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

Laboratory study of the effects of two nitrification inhibitors on greenhouse gas emissions from a slurry-treated arable soil : impact of diurnal temperature cycle

A - Papers appearing in refereed journals

Hatch, D. J., Trindade, H., Cardenas, L. M., Carneiro, J., Hawkins, J. M. B., Scholefield, D. and Chadwick, D. R. 2005. Laboratory study of the effects of two nitrification inhibitors on greenhouse gas emissions from a slurry-treated arable soil : impact of diurnal temperature cycle. Biology And Fertility Of Soils. 41 (4), pp. 225-232. https://doi.org/10.1007/s00374-005-0836-9

Effect of plant species on CH4 and N2O fluxes from a volcanic grassland soil in Nasu, Japan

A - Papers appearing in refereed journals

Mori, A., Hojito, M., Kondo, H., Matsunami, H. and Scholefield, D. 2005. Effect of plant species on CH4 and N2O fluxes from a volcanic grassland soil in Nasu, Japan. Soil Science and Plant Nutrition. 51 (1), pp. 19-27. https://doi.org/10.1111/j.1747-0765.2005.tb00002.x

The impact of increasing the length of the cattle grazing season on emissions of ammonia and nitrous oxide and on nitrate leaching in England and Wales

A - Papers appearing in refereed journals

Webb, J., Anthony, S. G., Brown, L., Lyons-Visser, H., Ross, C. A., Cottrill, B., Johnson, P. and Scholefield, D. 2005. The impact of increasing the length of the cattle grazing season on emissions of ammonia and nitrous oxide and on nitrate leaching in England and Wales. Agriculture, Ecosystems & Environment. 105, pp. 307-321. https://doi.org/10.1016/j.agee.2004.02.003

NGAUGE: a Decision Support System to optimise N fertilisation of British grassland for economic and/or environmental goals

A - Papers appearing in refereed journals

Brown, L., Scholefield, D., Jewkes, E. C., Lockyer, D. R. and Del Prado, A. 2005. NGAUGE: a Decision Support System to optimise N fertilisation of British grassland for economic and/or environmental goals. Agriculture, Ecosystems & Environment. 109 (1-2), pp. 20-39. https://doi.org/10.1016/j.agee.2005.02.021

Concerted diurnal patterns in riverine nutrient concentrations and some physical conditions

A - Papers appearing in refereed journals

Scholefield, D., Le Goff, T., Braven, J., Ebdon, L., Long, T. and Butler, M. R. 2005. Concerted diurnal patterns in riverine nutrient concentrations and some physical conditions. Science of the Total Environment. 344 (1-3), pp. 201-210. https://doi.org/10.1016/j.scitotenv.2005.02.014

Silage - a global perspective

B - Book chapters etc edited externally

Wilkins, R. J. 2005. Silage - a global perspective. in: Book on Grassland Food and Agriculture Organization of the United Nations (FAO), Rome, Italy. pp. 111-132

Nitrogen flows on farms with an extended grazing management system

D1 - Technical reports: non-confidential

Jewkes, E. C., Butler, M. R., Scholefield, D. and Webb, J. 2004. Nitrogen flows on farms with an extended grazing management system.

Cost curve of nitrate mitigation options

D1 - Technical reports: non-confidential

Scholefield, D. 2004. Cost curve of nitrate mitigation options.

Influence of climate change on grassland sustainability

G - Articles in popular magazines and other technical publications

Scholefield, D. 2004. Influence of climate change on grassland sustainability. DEFRA Agriculture and the Environment Newsletter. (13 (December)), p. 11.

PSYCHIC NGAUGEd to predict dairy futures

G - Articles in popular magazines and other technical publications

Scholefield, D. 2004. PSYCHIC NGAUGEd to predict dairy futures. DEFRA Agriculture and the Environment Newsletter. (13 (December)), p. 9.

Climate change and grassland

G - Articles in popular magazines and other technical publications

Hopkins, A. and Scholefield, D. 2004. Climate change and grassland.

Trends in nitrogen use in agriculture

C1 - Edited contributions to conferences/learned societies

Chadwick, D. R. and Scholefield, D. 2004. Trends in nitrogen use in agriculture. Lichens in a changing pollution environment, English Nature Report.

Modelling nitrogen fluxes at the landscape scale

A - Papers appearing in refereed journals

Theobald, M. R., Dragosits, U., Place, C. J., Smith, J. U., Sozanska, M., Brown, L., Scholefield, D., Del Prado, A., Webb, J., Whitehead, P. G., Angus, A., Hodge, I. D., Fowler, D. and Sutton, M. A. 2004. Modelling nitrogen fluxes at the landscape scale. Water Air And Soil Pollution : Focus. 4 (6), pp. 135-142.

A model to simulate the effects of different dietary strategies on the sustainability of a dairy farm

C2 - Non-edited contributions to conferences

Del Prado, A., Scholefield, D. and Brown, L. 2004. A model to simulate the effects of different dietary strategies on the sustainability of a dairy farm. Abstracts of the 6th International Workshop Modelling Nutrient Utilisation in Farm Animals, Institute of Animal Sciences, Wageningen 6-8 September 2004.

Modelling nitrogen fluxes at the landscape scale (doi 10.1017/S0021859604004253)

C1 - Edited contributions to conferences/learned societies

Theobald, M. R., Dragosits, U., Place, C. J., Smith, J. U., Sozanska, M., Brown, L., Scholefield, D., Del Prado, A., Webb, P., Whitehead, P. G., Angus, A., Hodge, I. D., Fowler, D. and Sutton, M. A. 2004. Modelling nitrogen fluxes at the landscape scale (doi 10.1017/S0021859604004253). Proceedings of the 36th Meeting of the Agricultural Research Modeller's Group.

Use of the NGAUGE DSS for analysis of options for compliance with NVZ legislation on UK dairy farms (doi 10.1017/S0021859604004253)

C1 - Edited contributions to conferences/learned societies

Del Prado, A., Brown, L. and Scholefield, D. 2004. Use of the NGAUGE DSS for analysis of options for compliance with NVZ legislation on UK dairy farms (doi 10.1017/S0021859604004253). Proceedings of the 36th Meeting of the Agricultural Research Modeller's Group. Cambridge University Press (CUP).

Scoping the potential of farm ponds to provide environmental benefits

D1 - Technical reports: non-confidential

Scholefield, D. 2004. Scoping the potential of farm ponds to provide environmental benefits.

MAST - a model of ammonia volatilisation with an examination of abatement strategies for a dairy farm

C1 - Edited contributions to conferences/learned societies

Jewkes, E. C., Ross, C. A. and Scholefield, D. 2004. MAST - a model of ammonia volatilisation with an examination of abatement strategies for a dairy farm. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 569-570

NGAUGE: a decision support system to optimise N fertilisation of UK grassland for economic and/or environmental goals

C1 - Edited contributions to conferences/learned societies

Brown, L., Scholefield, D., Jewkes, E. C., Del Prado, A. and Lockyer, D. R. 2004. NGAUGE: a decision support system to optimise N fertilisation of UK grassland for economic and/or environmental goals. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 565-566

Dairy production using an extended grazing management system - a preliminary assessment of nitrogen flows

C1 - Edited contributions to conferences/learned societies

Jewkes, E. C., Scholefield, D., Butler, M. R., Webb, J., Forrester, T., Lapworth, J., Russell, K., Bailey, G., Lathwood, A. and Clarke, A. 2004. Dairy production using an extended grazing management system - a preliminary assessment of nitrogen flows. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 513-515

Indicators for environmental and economic sustainability on UK dairy farms

C1 - Edited contributions to conferences/learned societies

Jewkes, E. C., Scholefield, D., Turner, M. M. and Brown, L. 2004. Indicators for environmental and economic sustainability on UK dairy farms. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 510-512

Reconciling productivity with environmental considerations

C1 - Edited contributions to conferences/learned societies

Scholefield, D. 2004. Reconciling productivity with environmental considerations. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 469-483

NGAUGE DSS as a tool to assist UK dairy farmers to comply with EU nitrate legislation

C1 - Edited contributions to conferences/learned societies

Del Prado, A., Brown, L. and Scholefield, D. 2004. NGAUGE DSS as a tool to assist UK dairy farmers to comply with EU nitrate legislation. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 423-424

Foreword

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 2004. Foreword. Penning, P. D. (ed.) Herbage Intake Handbook - 2nd ed. British Grassland Society (BGS) Hurley. pp. 13-14

Influence of white clover on nitrous oxide fluxes in grassland

C1 - Edited contributions to conferences/learned societies

Mori, A., Hojito, M., Kondo, H., Matsunami, H. and Scholefield, D. 2004. Influence of white clover on nitrous oxide fluxes in grassland. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 342-344

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

C1 - Edited contributions to conferences/learned societies

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

A simple process based model for estimating ammonia emissions from fertiliser applications to agricultural land

A - Papers appearing in refereed journals

Misselbrook, T. H., Sutton, M. A. and Scholefield, D. 2004. A simple process based model for estimating ammonia emissions from fertiliser applications to agricultural land. Soil Use and Management. 20 (4), pp. 365-372. https://doi.org/10.1111/j.1475-2743.2004.tb00385.x

A new approach to measuring and indexing soil quality

D1 - Technical reports: non-confidential

Witty, J. F., Mytton, L. R. and Scholefield, D. 2004. A new approach to measuring and indexing soil quality.

Blueprints for sustainable dairy farming

G - Articles in popular magazines and other technical publications

Scholefield, D., Jewkes, E. C. and Brown, L. 2004. Blueprints for sustainable dairy farming. 12 (March), pp. 6-7.

Phosphate-selective electrodes containing immobilised ionophores

A - Papers appearing in refereed journals

Le Goff, T., Braven, J., Ebdon, L. and Scholefield, D. 2004. Phosphate-selective electrodes containing immobilised ionophores. Analytica Chimica Acta. 510 (2), pp. 175-182. https://doi.org/10.1016/j.aca.2004.01.015

Use of a 2-pool model to evaluate the effect of fertiliser application on nitrogen emissions from grassland soils

C1 - Edited contributions to conferences/learned societies

Cardenas, L. M., Hawkins, J. M. B., Chadwick, D. R. and Scholefield, D. 2004. Use of a 2-pool model to evaluate the effect of fertiliser application on nitrogen emissions from grassland soils. Hatch, D. J., Chadwick, D., Jarvis, S. C. and Roker, J. A. (ed.) 'Controlling N Flows and Losses'. Proceedings 12th Nitrogen Workshop, University of Exeter, 21-24 September 2003. Wageningen Academic Publishers, Wageningen, Netherlands. pp. 303-305

The effects of nutrient losses from agriculture on ground and surface water quality: the position of science in developing indicators for regulation

A - Papers appearing in refereed journals

Schroder, J. J., Scholefield, D., Cabral, F. and Hofman, G. 2004. The effects of nutrient losses from agriculture on ground and surface water quality: the position of science in developing indicators for regulation. Environmental Science & Policy. 7, pp. 15-23. https://doi.org/10.1016/j.envsci.2003.10.006

Grazing legumes in Europe: a review of their status, management, benefits, research needs and future prospects

A - Papers appearing in refereed journals

Rochon, J. J., Doyle, C. J., Greef, J. M., Hopkins, A., Molle, G., Sitzia, M. and Scholefield, D. 2004. Grazing legumes in Europe: a review of their status, management, benefits, research needs and future prospects. Grass and Forage Science. 59 (3), pp. 197-214. https://doi.org/10.1111/j.1365-2494.2004.00423.x

Assessment of the nitrogen status of grassland

A - Papers appearing in refereed journals

Farruggia, A., Gastal, F. and Scholefield, D. 2004. Assessment of the nitrogen status of grassland. Grass and Forage Science. 59 (2), pp. 113-120. https://doi.org/10.1111/j.1365-2494.2004.00411.x

Nitrogen flows on farms with an extended grazing management system

D1 - Technical reports: non-confidential

Jewkes, E. C., Butler, M. R., Scholefield, D. and Brown, L. 2003. Nitrogen flows on farms with an extended grazing management system.

Demonstration of global nutrient loading models for international diffuse pollution assessment

C2 - Non-edited contributions to conferences

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

Mechanisms causing improvement in soil structure under white clover

C2 - Non-edited contributions to conferences

Wood, F. L., Cresswell, A. and Scholefield, D. 2003. Mechanisms causing improvement in soil structure under white clover. Poster Presentation, Society of Chemical Industry meeting 'Theory vs. Practice!' Belgrave Square, London, 21st October 2003.

Novel laboratory and field techniques to improve understanding of the denitrification process and enable the development of a new model

D1 - Technical reports: non-confidential

Cardenas, L. M., Hawkins. J. M. B., Chadwick, D. R. and Scholefield, D. 2003. Novel laboratory and field techniques to improve understanding of the denitrification process and enable the development of a new model.

Demonstration model - A model of ammonia volatilisation from a dairy farm: an examination of abatement strategies

C2 - Non-edited contributions to conferences

Ross, C. A., Scholefield, D. and Jarvis, S. C. 2003. Demonstration model - A model of ammonia volatilisation from a dairy farm: an examination of abatement strategies. Abstracts 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Dairy production using an extended grazing management system - a preliminary assessment of nitrogen flows

C2 - Non-edited contributions to conferences

Jewkes, E. C., Scholefield, D., Butler, M. R., Webb, J., Forrester, T., Lapworth, J., Russell, K., Bailey, G., Lathwood, A. and Clarke, A. 2003. Dairy production using an extended grazing management system - a preliminary assessment of nitrogen flows. Poster 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Influence of white clover on nitrous oxide fluxes in grassland

C1 - Edited contributions to conferences/learned societies

Mori, A., Hojito, M., Kondo, H., Matsunami, H. and Scholefield, D. 2003. Influence of white clover on nitrous oxide fluxes in grassland. Abstracts 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Use of a 2-pool model to evaluate the effect of fertiliser application on nitrogen emissions from grassland soils

C2 - Non-edited contributions to conferences

Cardenas, L. M., Hawkins, J. M. B., Chadwick, D. R. and Scholefield, D. 2003. Use of a 2-pool model to evaluate the effect of fertiliser application on nitrogen emissions from grassland soils. Controlling N flows and losses. Abstracts 12th Nitrogen Workshop, Exeter, 21-24 September 2003.

Modelling catchments to predict the impact on production and the environment for grassland agriculture

C2 - Non-edited contributions to conferences

Scholefield, D., Brown, L. and Del Prado, A. 2003. Modelling catchments to predict the impact on production and the environment for grassland agriculture. 'Adapting to farming within an NVZ - science into practice'. Abstracts, BSSS meeting, SCI Headquarters, London, 11 March 2003.

Some impacts of crop quality on environment and biodiversity

C1 - Edited contributions to conferences/learned societies

Scholefield, D. 2003. Some impacts of crop quality on environment and biodiversity. Proceedings 'Crop Quality: Its role in sustainable livestock production', Association of Applied Biologists Conference, Manchester, 15-16 December 2003.

Demonstrated model - NGAUGE: a decision support system to optimise N fertilisation of UK grassland for economic and/or environmental goals

C2 - Non-edited contributions to conferences

Brown, L., Scholefield, D., Jewkes, E. C. and Lockyer, D. R. 2003. Demonstrated model - NGAUGE: a decision support system to optimise N fertilisation of UK grassland for economic and/or environmental goals. Abstracts 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Indicators for environmental and economic sustainability on UK dairy farms

C2 - Non-edited contributions to conferences

Jewkes, E. C., Scholefield, D., Turner, M. M. and Brown, L. 2003. Indicators for environmental and economic sustainability on UK dairy farms. Poster 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Advantages and disadvantages in using pasture and early harvested silage in animal production systems

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 2003. Advantages and disadvantages in using pasture and early harvested silage in animal production systems. Garmo, T. H. (ed.) Proceedings International symposium 'Early harvested forage in milk and meat production', Kringlar, Nannestad, Norway, 23-24 October 2003. pp. 1-16

NGAUGE DSS as a tool to assist UK dairy farmers to comply with EU nitrate legislation

C2 - Non-edited contributions to conferences

Del Prado, A., Brown, L. and Scholefield, D. 2003. NGAUGE DSS as a tool to assist UK dairy farmers to comply with EU nitrate legislation. Poster 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Influence of climate change on the sustainability of grassland systems

D1 - Technical reports: non-confidential

Scholefield, D. 2003. Influence of climate change on the sustainability of grassland systems.

An investigation of nitrogen flows on dairy farms with an extended grazing management system

C1 - Edited contributions to conferences/learned societies

Jewkes, E. C., Scholefield, D., Brown, L., Butler, M. R., Webb, J. and Forrester, T. 2003. An investigation of nitrogen flows on dairy farms with an extended grazing management system. BGS Organising Committee (ed.) Proceedings 7th British Grassland Society (BGS) Research Conference, Aberystwyth, 1-3 September 2003. pp. 47-48

Nitrogen flows on farms with extended grazing

D1 - Technical reports: non-confidential

Scholefield, D. 2003. Nitrogen flows on farms with extended grazing.

Use of the NGAUGE Decision Support System to evaluate effects on livelihoods of compliance with NVZ rules by dairy farmers, to evaluate potential for its use to offset negative effects and compare outputs with those of RB209

D1 - Technical reports: non-confidential

Scholefield, D. 2003. Use of the NGAUGE Decision Support System to evaluate effects on livelihoods of compliance with NVZ rules by dairy farmers, to evaluate potential for its use to offset negative effects and compare outputs with those of RB209.

Mechanistic aspects of nitrate-selective electrodes with immobilised ion exchangers in a rubbery membrane

A - Papers appearing in refereed journals

Braven, J., Ebdon, L., Frampton, N. C., Le Goff, T., Scholefield, D. and Sutton, P. G. 2003. Mechanistic aspects of nitrate-selective electrodes with immobilised ion exchangers in a rubbery membrane. Analyst. 128 (8), pp. 1067-1072.

Role of forage crops in animal production systems

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. and Kirilov, A. P. 2003. Role of forage crops in animal production systems. Kirilov, A., Toferov, N. and Katerov, I. (ed.) Optimal Forage Systems for Animal Production and the Environment. Proceedings International Occasional Symposium of the European Grassland Federation (EGF), Pleven, Bulgaria, 26-28 May 2003. Bulgarian Association for Grassland and Forage Production.

A decision support tool for international diffuse pollution management

C2 - Non-edited contributions to conferences

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

Nutrients in rivers

G - Articles in popular magazines and other technical publications

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

Automatic continuous river monitoring of nitrate using a novel ion-selective electrode

A - Papers appearing in refereed journals

Le Goff, T., Braven, J., Ebdon, L. and Scholefield, D. 2003. Automatic continuous river monitoring of nitrate using a novel ion-selective electrode. Journal of Environmental Monitoring. 5 (2), pp. 353-358.

Grassland

B - Book chapters etc edited externally

Brockman, J. S. and Wilkins, R. J. 2003. Grassland. in: Soffe, R. J. (ed.) Primrose McConnell's The Agricultural Notebook Blackwell Publishing Oxford. pp. 131-175

Grassland in Europe

A - Papers appearing in refereed journals

Wilkins, R. J., Hopkins, A. and Hatch, D. J. 2003. Grassland in Europe. Grassland Science (Japan). 49 (3), pp. 258-266.

Biogenic gas emissions from soils measured using a new automated laboratory incubation system

A - Papers appearing in refereed journals

Cardenas, L. M., Hawkins, J. M. B., Chadwick, D. and Scholefield, D. 2003. Biogenic gas emissions from soils measured using a new automated laboratory incubation system. Soil Biology and Biochemistry. 35 (6), pp. 867-870. https://doi.org/10.1016/S0038-0717(03)00092-0

Preferential flow variability in a well-structured soil.

A - Papers appearing in refereed journals

Williams, A. J., Dowd, J. F., Scholefield, D., Holden, N. M. and Deeks, L. K. 2003. Preferential flow variability in a well-structured soil. Soil Science Society of America Journal. 67, pp. 1272-1281. https://doi.org/10.2136/sssaj2003.1272

Nitrogen flows on farms with an extended grazing management system

D1 - Technical reports: non-confidential

Jewkes, E. C., Butler, M. R., Scholefield, D. and Webb, J. 2002. Nitrogen flows on farms with an extended grazing management system.

Soil structuring capacities of white clover varieties

C2 - Non-edited contributions to conferences

Wood, F. L., Cresswell, A., Scholefield, D. and Mytton, L. 2002. Soil structuring capacities of white clover varieties. Poster presentation, British Society of Soil Science conference: Soils and the Environment, Seale Hayne, University of Plymouth, September 9 - 10, 2002.

Managing C transfers from grasslands to limit impacts on waterways

C2 - Non-edited contributions to conferences

Bol, R., McTiernan, K. B., Jarvis, S. C. and Scholefield, D. 2002. Managing C transfers from grasslands to limit impacts on waterways. Abstracts BIOGEOMON 2002: 4th International Symposium on ecosystem behaviour, Reading, UK, 17-22 August 2002. pp. p13

Ensiling of forage legumes

C2 - Non-edited contributions to conferences

Wilkins, R. J. 2002. Ensiling of forage legumes. Presentation. British Grassland Society (BGS) Legume Silages and Birdsfoot Trefoil Meeting, Cirencester, 30 January 2002.

White clover induced soil aggregation and its impact on nutrient leaching

C2 - Non-edited contributions to conferences

Holtham, D. A. L., Scholefield, D., Cresswell, A. and Matthews, G. P. 2002. White clover induced soil aggregation and its impact on nutrient leaching. Soils and Environmental Quality, Abstracts British Society of Soil Science Meeting, Seale Hayne Campus, University of Plymouth, 9-11 September 2002.

Structuring and nitrate leaching in soils beneath white clover

C2 - Non-edited contributions to conferences

Holtham, D. A. L., Scholefield, D., Cresswell, A. and Matthews, G. P. 2002. Structuring and nitrate leaching in soils beneath white clover. Poster BIOGEMON Conference. 4th International Symposium on Ecosystem Behaviour, Reading, 17-21 August 2002.

What farmers can do to reduce nitrate leaching from grassland

D1 - Technical reports: non-confidential

Scholefield, D. and Brown, L. 2002. What farmers can do to reduce nitrate leaching from grassland.

Effect of carbon availability on N2 and N2O emissions

C2 - Non-edited contributions to conferences

Cardenas, L. M., Hawkins, J. M. B., Martinez, J., Chadwick, D. R. and Scholefield, D. 2002. Effect of carbon availability on N2 and N2O emissions. Abstracts. CEMAGREF Workshop, Rennes, France, 10-12 June 2001.

Study of denitrification in grassland soils in relation to carbon application

C2 - Non-edited contributions to conferences

Cardenas, L. M., Hawkins, J. M. B., Chadwick, D. R. and Scholefield, D. 2002. Study of denitrification in grassland soils in relation to carbon application. Poster BIOGEMON 2002. 4th International Symposium on Ecosystem Behaviour, University of Reading, 17-21 August 2002.

Evaluation of the environmental impact of nitrogen leaching from medium altitude grassland - comparison of two models

A - Papers appearing in refereed journals

Anger, M. and Scholefield, D. 2002. Evaluation of the environmental impact of nitrogen leaching from medium altitude grassland - comparison of two models. Mitteilungen der Arbeitsgemeinschaft Grunland und Futterbau. 4, pp. 23-29.

Environmental sustainability of wool production

A - Papers appearing in refereed journals

Wilkins, R. J. 2002. Environmental sustainability of wool production. Wool Technology and Sheep Breeding. 50 (4), pp. 705-723.

A comparison of the effects of single- and double-pass application of CCF and blended fertilisers on herbage yield and composition: N use efficiency and nutrient use distribution

D1 - Technical reports: non-confidential

Jewkes, E. C., Brown, L., Scholefield, D. and Butler, M. R. 2002. A comparison of the effects of single- and double-pass application of CCF and blended fertilisers on herbage yield and composition: N use efficiency and nutrient use distribution.

Investigating diurnally fluctuating patterns of riverine nitrate concentration using a novel sensor

D1 - Technical reports: non-confidential

Scholefield, D. and Butler, M. R. 2002. Investigating diurnally fluctuating patterns of riverine nitrate concentration using a novel sensor.

A model of ammonia volatilisation from a dairy farm: an examination of abatement strategies

A - Papers appearing in refereed journals

Ross, C. A., Scholefield, D. and Jarvis, S. C. 2002. A model of ammonia volatilisation from a dairy farm: an examination of abatement strategies. Nutrient Cycling in Agroecosystems. 64 (3), pp. 273-281.

High performance nitrate-selective electrodes containing immobilised amino-acid betaines as sensors

A - Papers appearing in refereed journals

Le Goff, T., Braven, J., Ebdon, L. and Scholefield, D. 2002. High performance nitrate-selective electrodes containing immobilised amino-acid betaines as sensors. Analytical Chemistry. 74 (11), pp. 2596-2602. https://doi.org/10.1021/ac010985i

A solvent-free method for preparing improved quality ion-selective electrode membranes

A - Papers appearing in refereed journals

Le Goff, T., Marsh, J., Braven, J., Ebdon, L. and Scholefield, D. 2002. A solvent-free method for preparing improved quality ion-selective electrode membranes. Green Chemistry. 4 (5), pp. 486-491. https://doi.org/10.1039/B206834F

Low input animal production based on forage legumes for grazing systems

C1 - Edited contributions to conferences/learned societies

Molle, G., Rochon, J. J., Greef, J. M., Scholefield, D., Rook, A. J. and Doyle, C. J. 2002. Low input animal production based on forage legumes for grazing systems. Durand, J-L., Emile, J-C., Huyghe, C. and Lemaire, G. (ed.) Multi-Function Grasslands: Quality Forages, Animal Products and Landscapes. Proceedings 19th General Meeting of the European Grassland Federation (EGF), La Rochelle, France, 27-30 May 2002.

Simplified sward nitrogen status assessment from N concentration of upper leaves

C1 - Edited contributions to conferences/learned societies

Farruggia, A., Gastal, F., Duru, M. and Scholefield, D. 2002. Simplified sward nitrogen status assessment from N concentration of upper leaves. Durand, J-L., Emile, J-C., Huyghe, C. and Lemaire, G. (ed.) Multi-Function Grasslands: Quality Forages, Animal Products and Landscapes. Proceedings 19th General Meeting of the European Grassland Federation (EGF), La Rochelle, France, 27-30 May 2002.

An accurate and stable nitrate-selective electrode for the in situ determination of nitrate in agricultural drainage waters

A - Papers appearing in refereed journals

Le Goff, T., Braven, J., Ebdon, L., Chilcott, N. P., Scholefield, D. and Wood, J. R. 2002. An accurate and stable nitrate-selective electrode for the in situ determination of nitrate in agricultural drainage waters. Analyst. 127 (4), pp. 507-511.

Soils and Environmental Quality

C2 - Non-edited contributions to conferences

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

Assessment of nitrate leaching from beneath forage legumes

C1 - Edited contributions to conferences/learned societies

Scholefield, D., Halling, M., Tuori, M., Isolahti, M., Soelter, U. and Stone, A. C. 2002. Assessment of nitrate leaching from beneath forage legumes. Wilkins, R. J. and Paul, C. (ed.) Legume Silages for Animal Production - LEGSIL. Proceedings of an International Workshop, Braunschweig, 8-9 July 2001. Landbauforschung Volkenrode (Special Issue).

Legume Silages for Animal Production - LEGSIL

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

Wilkins, R. J. Paul, C. (ed.) 2002. Legume Silages for Animal Production - LEGSIL.

Decision support system for nitrogen fertiliser management on grassland

D1 - Technical reports: non-confidential

Scholefield, D. 2001. Decision support system for nitrogen fertiliser management on grassland.

Nitrate leaching beneath cut legume swards

D1 - Technical reports: non-confidential

Scholefield, D. 2001. Nitrate leaching beneath cut legume swards.

NGAUGE - a Decision Support System for N fertiliser recommendations for UK grassland

J - Computer programs

Brown, L., Scholefield, D., Jewkes, E. C. and Lockyer, D. R. 2001. NGAUGE - a Decision Support System for N fertiliser recommendations for UK grassland.

Simplified sward nitrogen status assessment from N concentration of upper leaves

C2 - Non-edited contributions to conferences

Farruggia, A., Gastal, F., Duru, M. and Scholefield, D. 2001. Simplified sward nitrogen status assessment from N concentration of upper leaves. Organic Grassland Farming. Abstracts International Occasional Symposium of the European Grassland Federation Meeting, Witzenhausen, Germany, 10-12 July 2001.

A comparison of the effect of broadcast application of CCFs and blended fertilisers on herbage yield, composition and N use efficiency in cut swards (Confidential Interim report to Kemira Agro UK Ltd)

D1 - Technical reports: non-confidential

Jewkes, E. C., Brown, L., Scholefield, D. and Butler, M. R. 2001. A comparison of the effect of broadcast application of CCFs and blended fertilisers on herbage yield, composition and N use efficiency in cut swards (Confidential Interim report to Kemira Agro UK Ltd).

Legume silages for animal production - LEGSIL. Proceedings of an International Workshop, Braunschweig, Germany, 8-9 July 2001

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

Wilkins, R. J. Paul, C. (ed.) 2001. Legume silages for animal production - LEGSIL. Proceedings of an International Workshop, Braunschweig, Germany, 8-9 July 2001. Bundesforschunsanstalt fur Landwirtschaft (FAL), Braunschweig.

Earth: nutrient control

C2 - Non-edited contributions to conferences

Brown, L., Scholefield, D. and Jewkes, E. C. 2001. Earth: nutrient control. Abstract British Grassland Society Winter Meeting, The Right Mix: blending science and practice in dairying, Great Malvern, 19-20 November 2001. British Grassland Society (BGS) Hurley. pp. unpaginated

Correlation between yield of forage legumes in grass mixtures and accumulation of soil mineral nitrogen in Sweden

C1 - Edited contributions to conferences/learned societies

Halling, M. A. and Scholefield, D. 2001. Correlation between yield of forage legumes in grass mixtures and accumulation of soil mineral nitrogen in Sweden. Gomide, J. A., Mattos, W. R. S. and Carneiro da Silva, S. (ed.) Proceedings of the XIX International Grassland Congress 2001, Sao Pedro, Sao Paolo, Brazil, 11-21 February 2001. pp. 109-111

Environmental pressures and national environmental legislation with respect to nutrient management - United Kingdom (UK)

B - Book chapters etc edited externally

Scholefield, D. 2001. Environmental pressures and national environmental legislation with respect to nutrient management - United Kingdom (UK). in: De Clercq, P., Gertsis, A. C., Hofman, G., Jarvis, S. C., Neeteson, J. J. and Sinabell, F. (ed.) Nutrient Management Legislation in European Countries Wageningen Pers, Wageningen, Netherlands. pp. 294-306

Some perspectives on grassland and grassland research

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 2001. Some perspectives on grassland and grassland research. Jarvis, S. C. (ed.) Progress in Grassland Science: Achievements and Opportunities. Proceedings of an IGER Research Colloquium to mark the Retirement of Roger Wilkins, North Wyke, 29 October 2000. British Grassland Society (BGS) Hurley. pp. 68-77

Facing the growing needs of mankind - grasslands and rangelands

B - Book chapters etc edited externally

Wilkins, R. J. 2001. Facing the growing needs of mankind - grasslands and rangelands. in: Nosberger, J., Geiger, H. H. and Struik, P. C. (ed.) Crop Science: Progress and Prospects. Proceedings 3rd International Crop Science Congress, Hamburg, Germany, 2000 (Keynote paper) CABI International, Wallingford, Oxon (CABI). pp. 65-80

Grazing versus silage: a European perspective

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 2001. Grazing versus silage: a European perspective. Martin, R. C. (ed.) Sustaining Profits and Environmental Benefits with Pastures. Proceedings of a Grazing Conference for Farmers, Truro, Nova Scotia, Canada, 2-3 March 2001. Atlantic Pasture Research Centre, Nova Scotia Agricultural College, Truro, Nova Scotia. pp. 1-4

Why forage legumes?

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 2001. Why forage legumes? Tuori, M., Topi-Hulmi, M. and Saarisalo, E. (ed.) Finnish Grassland Society / Scientific Agricultural Society of Finland Seminar, Helsinki, 1 November 2001. Finnish Grassland Society / Suomen Nurmiyhdistyksen Helsinki.

Application of an improved technique to evaluate controls on nitrous (N2O) emissions from grassland soils

C2 - Non-edited contributions to conferences

Cardenas, L. M., Hawkins, J. M. B., Chadwick, D. R. and Scholefield, D. 2001. Application of an improved technique to evaluate controls on nitrous (N2O) emissions from grassland soils. Proceedings of an International Workshop on Emissions of Chemical Species and Aerosols into the Atmosphere, Paris, France, 19-22 June 2001.

Dissolved organic carbon losses from grazed grasslands

C1 - Edited contributions to conferences/learned societies

McTiernan, K. B., Jarvis, S. C., Scholefield, D. and Hayes, M. H. B. 2001. Dissolved organic carbon losses from grazed grasslands. Rees, R. M., Ball, B. C., Campbell, C. D. and Watson, C. A. (ed.) Sustainable Management of Soil Organic Matter. Proceedings 27th Meeting of the British Society of Soil Science, Edinburgh, 15-17 September 1999. CABI International, Wallingford, Oxon (CABI). pp. 264-273

Herbage production and nitrate leaching from forage legumes grown in 'organic' conditions in northern Europe

C1 - Edited contributions to conferences/learned societies

Halling, M., Scholefield, D., Wilkins, R. J., Bowling, P. J., Hakkola, H., Hopkins, A., Paul, C., Soelter, U. and Tuori, M. 2001. Herbage production and nitrate leaching from forage legumes grown in 'organic' conditions in northern Europe. Isselstein, J., Spatz, G. and Hofmann, M. (ed.) Organic Grassland Farming. Proceedings of International Occasional Symposium of the European Grassland Federation, Witzenhausen, Germany, 10-12 July 2001.

Evaluation of legume silages offered to Holstein - Friesian cows with small amounts of concentrates

C2 - Non-edited contributions to conferences

Dewhurst, R. J., Davies, D. W. R., Fisher, W. J., Bertilsson, J. and Wilkins, R. J. 2001. Evaluation of legume silages offered to Holstein - Friesian cows with small amounts of concentrates. Proceedings British Society of Animal Science Annual Meeting, York, 9-11 April 2001. pp. 187

Dissolved organic carbon losses from grazed grasslands under different management regimes

A - Papers appearing in refereed journals

McTiernan, K. B., Jarvis, S. C., Scholefield, D. and Hayes, M. H. B. 2001. Dissolved organic carbon losses from grazed grasslands under different management regimes. Water Research. 35 (10), pp. 2565-2569. https://doi.org/10.1016/S0043-1354(00)00528-5

Decision support system for nitrogen management on grassland

D1 - Technical reports: non-confidential

Jewkes, E. C., Brown, L., Butler, M. and Scholefield, D. 2000. Decision support system for nitrogen management on grassland.

Forages for the future

C2 - Non-edited contributions to conferences

Wilkins, R. J. 2000. Forages for the future. Jordbrukskonferensen 2000, Uppsala, Sweden, 6-7 November 2000. Stiftelsen Lantbruksforskning Report, 47. Sveriges Lantbruksuniversitet, Uppsala. pp. 159-164

Investigating preferential flow in a large intact soil block under pasture

A - Papers appearing in refereed journals

Williams, A. J., Scholefield, D., Dowd, J. F., Holden, N. M. and Deeks, L. K. 2000. Investigating preferential flow in a large intact soil block under pasture. Soil Use and Management. 16 (4), pp. 264-269. https://doi.org/10.1111/j.1475-2743.2000.tb00207.x

A decision support system to optimise N use in grassland for economic and environmental targets

C1 - Edited contributions to conferences/learned societies

Brown, L., Scholefield, D. and Jewkes, E. 2000. A decision support system to optimise N use in grassland for economic and environmental targets. Soegaard, K., Ohlsson, C., Hutchings, N. J., Kristensen, T. and Sehested, J. (ed.) Grassland Farming: Balancing Environmental and Economic Demands. Proceedings of the 18th General Meeting of the European Grassland Federation, Aalborg, Denmark, 22-25 May 2000. (Grassland Science in Europe, Vol. 5). European Grassland Federation (EGF). pp. 458-460

Modelling the feasibility of reconciling economic and environmental goals in livestock farming

C1 - Edited contributions to conferences/learned societies

Scholefield, D. and Brown, L. 2000. Modelling the feasibility of reconciling economic and environmental goals in livestock farming. Soegaard, K., Ohlsson, C., Hutchings, N. J., Kristensen, T. and Sehested, J. (ed.) Grassland Farming: Balancing Environmental and Economic Demands. Proceedings of the 18th General Meeting of the European Grassland Federation, Aalborg, Denmark, 22-25 May 2000 (Grassland Science in Europe, Vol 5). European Grassland Federation (EGF). pp. 461-463

Leaching of dissolved organic N from grass - white clover pasture in SW England

C1 - Edited contributions to conferences/learned societies

Hawkins, J. M. B. and Scholefield, D. 2000. Leaching of dissolved organic N from grass - white clover pasture in SW England. Soegaard, K., Ohlsson, C., Hutchings, N. J., Kristensen, T. and Sehested, J. (ed.) Grassland Farming: Balancing Environmental and Economic Demands. Proceedings of the 18th General Meeting of the European Grassland Federation, Aalborg, Denmark, 22-25 May 2000 (Grassland Science in Europe, Vol 5). pp. 378-380

The effects of sulphur application on yields of cut herbage and efficiency of nitrogen use in grasslands with contrasting soil type

D1 - Technical reports: non-confidential

Brown, L., Jewkes, E. C., Scholefield, D. and Butler, M. R. 2000. The effects of sulphur application on yields of cut herbage and efficiency of nitrogen use in grasslands with contrasting soil type. Institute of Grassland and Environmental Research IGER, North Wyke Okehampton.

Nutrient cycling in grazing systems

C1 - Edited contributions to conferences/learned societies

Scholefield, D. and Fisher, G. E. J. 2000. Nutrient cycling in grazing systems. Rook, A. J. and Penning, P. D. (ed.) Grazing Management: the Principles and Practice of Grazing, for Profit and Environmental Gain, within Temperate Grassland Systems. British Grassland Society Occasional Symposium, 34, Harrogate, 29 February - 2 March 2000. British Grassland Society (BGS) Hurley. pp. 119-128

Facing the growing needs of mankind: grasslands, rangelands and forage crops

C2 - Non-edited contributions to conferences

Wilkins, R. J. 2000. Facing the growing needs of mankind: grasslands, rangelands and forage crops. 3rd International Crop Science Congress, Hamburg, 17-22 August 2000.

Grassland in the twentieth century

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 2000. Grassland in the twentieth century. 4, pp. 26-33.

Comparison of grassland management systems for beef cattle using self-contained farmlets: effects of contrasting nitrogen inputs and management strategies on nitrogen budgets, and herbage and animal production

A - Papers appearing in refereed journals

Laws, J. A., Pain, B. F., Jarvis, S. C. and Scholefield, D. 2000. Comparison of grassland management systems for beef cattle using self-contained farmlets: effects of contrasting nitrogen inputs and management strategies on nitrogen budgets, and herbage and animal production. Agriculture, Ecosystems & Environment. 80 (3), pp. 243-254. https://doi.org/10.1016/S0167-8809(00)00150-X

LEGSIL: ensiling of established and novel legumes in Germany, Sweden and Finland

C1 - Edited contributions to conferences/learned societies

Pahlow, G., Rammer, C., Tuori, M. and Wilkins, R. J. 2000. LEGSIL: ensiling of established and novel legumes in Germany, Sweden and Finland. Soegaard, K., Ohlsson, C., Hutchings, N. J., Kristensen, T. and Sehested, J. (ed.) Grassland Farming: Balancing Environmental and Economic Demands. Proceedings of the 18th General Meeting of the European Grassland Federation, Aalborg, Denmark, 22-25 May 2000 (Grassland Science in Europe, Vol 5). pp. 56-58

Milk production based on leguminous silage: red clover and fodder galega in Finland

C1 - Edited contributions to conferences/learned societies

Tuori, M., Syrjala-Qvist, L., Bertilsson, J. and Wilkins, R. J. 2000. Milk production based on leguminous silage: red clover and fodder galega in Finland. Soegaard, K., Ohlsson, C., Hutchings, N. J., Kristensen, T. and Sehested, J. (ed.) Grassland Farming: Balancing Environmental and Economic Demands. Proceedings of the 18th General Meeting of the European Grassland Federation, Aalborg, Denmark, 22-25 May 2000 (Grassland Science in Europe, Vol 5). pp. 356-358

Alternative home-grown protein sources for ruminants in the United Kingdom

A - Papers appearing in refereed journals

Wilkins, R. J. and Jones, R. 2000. Alternative home-grown protein sources for ruminants in the United Kingdom. Animal Feed Science and Technology. 85, pp. 23-32.

Grassland for 2000 and beyond

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. and Vidrih, T. 2000. Grassland for 2000 and beyond. Soegaard, K., Ohlsson, C., Hutchings, N. J., Kristensen, T. and Sehested, J. (ed.) Grassland Farming: Balancing Environmental and Economic Demands. Proceedings of the 18th General Meeting of the European Grassland Federation, Aalborg, Denmark, 22-25 May 2000 (Grassland Science in Europe, Vol 5). pp. 9-17

The effect of sulphur application on the efficiency of nitrogen use in two contrasting grassland soils

A - Papers appearing in refereed journals

Brown, L., Scholefield, D., Jewkes, E. C., Preedy, N., Wadge, K. J. and Butler, M. R. 2000. The effect of sulphur application on the efficiency of nitrogen use in two contrasting grassland soils. The Journal of Agricultural Science. 135, pp. 131-138. https://doi.org/10.1017/S0021859699008072

Forages and their role in animal systems

B - Book chapters etc edited externally

Wilkins, R. J. 2000. Forages and their role in animal systems. in: Givens, D. I., Owen, E., Axford, R. F. E. and Omed, H. M. (ed.) Forage Evaluation in Ruminant Nutrition CABI International, Wallingford, Oxon (CABI). pp. 1-14

Fertiliser application, slope, rainfall intensity and transport pathways strongly affect quantitites and composition of dissolved organic nutrient exports from grazed grasslands

C2 - Non-edited contributions to conferences

McTiernan, K. B., Jarvis, S. C., Scholefield, D. and Hayes, M. H. B. 1999. Fertiliser application, slope, rainfall intensity and transport pathways strongly affect quantitites and composition of dissolved organic nutrient exports from grazed grasslands. Sustainable Management of Soil Organic Matter. Proceedings 27th Meeting of the British Society of Soil Science, Edinburgh, 15-17 September 1999.

Linking grassland production to environmental impact: a decision support system to optimise nitrogen fertiliser inputs

C1 - Edited contributions to conferences/learned societies

Scholefield, D. and Brown, L. 1999. Linking grassland production to environmental impact: a decision support system to optimise nitrogen fertiliser inputs. Proceedings 10th Nitrogen Workshop, Copenhagen, Denmark, 23-26 August 1999. pp. 4pp

Dissolved free amino acids in surface lateral drainage from grazed grassland

C2 - Non-edited contributions to conferences

Hawkins, J. M. B. and Scholefield, D. 1999. Dissolved free amino acids in surface lateral drainage from grazed grassland. Proceedings of the Tenth Nitrogen Workshop, Copenhagen, 1999. pp. 4pp

P leaching serious but advice sparse

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1999. P leaching serious but advice sparse. Farmers Weekly. 131 (1), pp. 52-53.

Green targets hit in MAFF leaching work

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1999. Green targets hit in MAFF leaching work. Farmers Weekly. 131 (1), pp. 52-53.

Nitrogen utilization and environmental implications in grassland farming

B - Book chapters etc edited externally

Scholefield, D. 1999. Nitrogen utilization and environmental implications in grassland farming. in: Contributions of Grassland and Forage Research to the Development of Systems of Sustainable Land Use. Landbauforschung Volkenrode, Sonderheft, 206

Challenges to grassland and forage research

B - Book chapters etc edited externally

Wilkins, R. J. 1999. Challenges to grassland and forage research. in: Contributions of Forage Research to the Development of Systems of Sustainable Land Use

Chair's summary paper: extensification with grasslands

C1 - Edited contributions to conferences/learned societies

Marlow, C. B. and Wilkins, R. J. 1999. Chair's summary paper: extensification with grasslands. Buchanan-Smith, J. G., Bailey, L. and McCaughey, P. (ed.) Grasslands 2000, Proceedings of the XVIII International Grassland Congress, Winnipeg, Manitoba, Saskatoon, Saskatchewan, Canada, 8-17 June 1997 (Vol 3). pp. 293-294

Congress highlights from perspective of temperate regions

B - Book chapters etc edited externally

Wilkins, R. J. 1999. Congress highlights from perspective of temperate regions. in: Buchanan-Smith, J. G., Bailey, L. D. and McCaughey, P. (ed.) Grasslands 2000, Proceedings of the XVIII International Grassland Congress, Winnipeg, Manitoba, Saskatoon, Saskatchewan, Canada, 8-17 June 1997 (Vol 3) Canadian Forage Council, Can Soc Agron, Can Soc Anim Sci. pp. 581-582

The effect of sulphur application on efficiency of nitrogen use in grassland: some preliminary results

C1 - Edited contributions to conferences/learned societies

Brown, L., Jewkes, E. C. and Scholefield, D. 1999. The effect of sulphur application on efficiency of nitrogen use in grassland: some preliminary results. Corrall, A. J. (ed.) Accounting for Nutrients: A Challenge for Grassland Farmers in the 21st Century, British Grassland Society Occasional Symposium No 33, BGS Conference, Great Malvern, UK, 22-23 November 1999. British Grassland Society (BGS) Hurley. pp. 63-67

Field evaluation of a novel nitrate sensitive electrode in drainage waters from agricultural grassland

A - Papers appearing in refereed journals

Scholefield, D., Braven, J., Chilcott, N. P., Ebdon, L., Stone, A. C., Sutton, P. G. and Wood, J. W. 1999. Field evaluation of a novel nitrate sensitive electrode in drainage waters from agricultural grassland. Analyst. 124 (10), pp. 1467-1470.

The future role of silage in sustainable animal production

B - Book chapters etc edited externally

Wilkins, R. J., Syrjala-Qvist, L. and Bolsen, K. K. 1999. The future role of silage in sustainable animal production. in: Pauly, T. (ed.) Silage Production in Relation to Animal Performance, Animal Health, Meat and Milk Quality, Proceedings of the XIIth International Silage Conference, Uppsala, Sweden, 5-7 July 1999 Swedish University of Agricultural Sciences. pp. 23-40

Quantification of pore size distribution and the movement of solutes through isolated soil blocks

A - Papers appearing in refereed journals

Deeks, L. K., Williams, A. G., Dowd, J. F. and Scholefield, D. 1999. Quantification of pore size distribution and the movement of solutes through isolated soil blocks. Geoderma. 90 (1-2), pp. 65-86.

Development of a sensitive nitrate-selective electrode for on- site use in fresh waters

A - Papers appearing in refereed journals

Sutton, P. G., Braven, J., Ebdon, L. and Scholefield, D. 1999. Development of a sensitive nitrate-selective electrode for on- site use in fresh waters. Analyst. 124 (6), pp. 877-882.

A storm event and delta13C signatures of DOC in run-off drainage waters from grazed grasslands

C2 - Non-edited contributions to conferences

McTiernan, K. B., Allen, D. K., Bol, R., Jarvis, S. C., Scholefield, D. and Hayes, M. H. B. 1999. A storm event and delta13C signatures of DOC in run-off drainage waters from grazed grasslands. SIMSUG 1999, Book of Abstracts of the Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Exeter, UK, 19-20 January 1999 (R Bol, SC Jarvis & LR Mytton, organisers). Institute of Grassland and Environmental Research IGER, North Wyke Okehampton. pp. 65

A comparison of triple superphosphate and Gafsa ground rock phosphate fertiliser as P-sources for grass-clover swards on a poorly-drained acid clay soil

A - Papers appearing in refereed journals

Scholefield, D., Sheldrick, R. D., Martyn, T. M. and Lavender, R. H. 1999. A comparison of triple superphosphate and Gafsa ground rock phosphate fertiliser as P-sources for grass-clover swards on a poorly-drained acid clay soil. Nutrient Cycling in Agroecosystems. 53 (2), pp. 147-155.

Short-term changes in delta13C and delta15N signatures of water discharged from grazed grasslands

A - Papers appearing in refereed journals

McTiernan, K. B., Jarvis, S. C., Allen, D. K., Bol, R. and Scholefield, D. 1999. Short-term changes in delta13C and delta15N signatures of water discharged from grazed grasslands. Rapid Communications in Mass Spectrometry. 13 (18), pp. 1803-1807.

Use of a novel incubation technique to measure N2O/N2 following surface or injected application of slurry

C1 - Edited contributions to conferences/learned societies

Scholefield, D., Chadwick, D. R. and Hawkins, J. M. B. 1999. Use of a novel incubation technique to measure N2O/N2 following surface or injected application of slurry. Buchanan-Smith, J. G., Bailey, L. D. and McCaughey, P. (ed.) Grasslands 2000, Proceedings of the XVIII International Grassland Congress, Winnipeg, Manitoba, Saskatoon, Saskatchewan, Canada, 8-17 June 1997 (Vol 2). Canadian Forage Council, Can Soc Agron, Can Soc Anim Sci. pp. 20-3 - 20-4

An integrated soil testing - modelling approach to improve fertiliser recommendation for grassland

C1 - Edited contributions to conferences/learned societies

Brown, L., Jewkes, E. C., Preedy, N. and Scholefield, D. 1999. An integrated soil testing - modelling approach to improve fertiliser recommendation for grassland. Buchanan-Smith, J. G., Bailey, L. D. and McCaughey, P. (ed.) Grasslands 2000, Proceedings of the XVIII International Grassland Congress, Winnipeg, Manitoba, Saskatoon, Saskatchewan, Canada, 8-17 June 1997 (Vol 1). Canadian Forage Council, Can Soc Agron, Can Soc Anim Sci. pp. 10-93

Special K - the role of potassium in crop growth and health

G - Articles in popular magazines and other technical publications

Sheldrick, R. D. and Scholefield, D. 1998. Special K - the role of potassium in crop growth and health. Organic Farming: Soil Association's Journal for Organic Horticulture and Agriculture. 59 (Autumn), pp. 18-19.

A large soil block experiment to monitor and model soil water and tracer movement

C2 - Non-edited contributions to conferences

Williams, A. G., Dowd, J. F., Holden, N. M. and Scholefield, D. 1998. A large soil block experiment to monitor and model soil water and tracer movement. Pennines Hydrology Group Conference on Experimental and Modelling Studies of Water and Solute Fluxes in Field Soils, Newcastle University, 1998.

Use of forage legumes for silage in low-input dairy production systems

B - Book chapters etc edited externally

Wilkins, R. J., Bertilsson, J., Doyle, C. J., Halling, M., Paul, C., Scholefield, D., Nousiainen, J. and Syrjala-Qvist, L. 1998. Use of forage legumes for silage in low-input dairy production systems. in: Nagy, G. and Peto, K. (ed.) Ecological Aspects of Grassland Management, Proceedings of the 17th General Meeting of the European Grassland Federation, Debrecen Agricultural University, Debrecen, Hungary, 18-21 May 1998 British Grassland Society (BGS) Hurley. pp. 285-288

The potential of amino acid distributions as diagnostics of soil quality

B - Book chapters etc edited externally

Hawkins, J. M. B., Scholefield, D. and Bol, R. 1998. The potential of amino acid distributions as diagnostics of soil quality. in: Nagy, G. and Peto, K. (ed.) Ecological Aspects of Grassland Management, Proceedings of the 17th General Meeting of the European Grassland Federation, Debrecen Agricultural University, Debrecen, Hungary, 18-21 May 1998 British Grassland Society (BGS) Hurley. pp. 555-558

The importance of grassland in the future

B - Book chapters etc edited externally

Wilkins, R. J. 1998. The importance of grassland in the future. in: Virkajarvi, P., Root, T. and Tuori, M. (ed.) Agenda 2000 and Grassland Production, Finnish Grassland Society Winter Conference, Valio, Helsinki, Finland, 26 February 1998 Finnish Grassland Society / Suomen Nurmiyhdistyksen Helsinki. pp. 4-16

Temporal and spatial patterns of soil water in a silvopastoral production system

C2 - Non-edited contributions to conferences

Parkinson, R. J., Williams, A., Penn, M. and Scholefield, D. 1998. Temporal and spatial patterns of soil water in a silvopastoral production system. Proceedings of the 16th International Soil Science Congress, Montpellier, France, September 1998.

Rock legend - phosphate fertilizers

G - Articles in popular magazines and other technical publications

Sheldrick, R. D. and Scholefield, D. 1998. Rock legend - phosphate fertilizers. New Farmer and Grower. 57 (Spring), pp. 28-29.

Quality feeds for quality livestock

C2 - Non-edited contributions to conferences

Wilkins, R. J. 1998. Quality feeds for quality livestock. Quality Feeds for Quality Livestock, IGER Associates Inaugural Conference, IGER Aberystwyth, 5 May 1998.

Grassland and environment

B - Book chapters etc edited externally

Scholefield, D. 1998. Grassland and environment. in: Virkajarvi, P., Root, T. and Tuori, M. (ed.) Agenda 2000 and Grassland Production, Finnish Grassland society, Valio, Helsinki, 26 February 1998 Finnish Grassland Society / Suomen Nurmiyhdistyksen Helsinki. pp. 30-44

Fertilizer strategies for efficiency and the environment

G - Articles in popular magazines and other technical publications

Brown, L. and Scholefield, D. 1998. Fertilizer strategies for efficiency and the environment. 2, pp. 48-51.

Experimental evaluation of the use of sulphur fertilizer to improve N use efficiency in grassland soils

B - Book chapters etc edited externally

Brown, L., Jewkes, E. C., Preedy, N., Wadge, K. J. and Scholefield, D. 1998. Experimental evaluation of the use of sulphur fertilizer to improve N use efficiency in grassland soils. in: Nagy, G. and Peto, K. (ed.) Ecological Aspects of Grassland Management, Proceedings of the 17th General Meeting of the European Grassland Federation, Debrecen Agricultural University, Debrecen, Hungary, 18-21 May 1998 British Grassland Society (BGS) Hurley. pp. 647-649

DOC losses from grasslands under different management regimes

C2 - Non-edited contributions to conferences

McTiernan, K. B., Jarvis, S. C. and Scholefield, D. 1998. DOC losses from grasslands under different management regimes. British Society of Soil Science 26th Meeting, 6-9 September 1998.

Design criteria for effective buffer zones

B - Book chapters etc edited externally

Scholefield, D., Chadwick, D. R. and Macey, N. 1998. Design criteria for effective buffer zones. in: Nagy, G. and Peto, K. (ed.) Ecological Aspects of Grassland Management, Proceedings of the 17th General Meeting of the European Grassland Federation, Debrecen Agricultural University, Debrecen, Hungary, 18-21 May 1998 British Grassland Society (BGS) Hurley. pp. 587-590

A model to optimize nitrogen use according to grassland management, soil conditions and weather patterns for economic and environmental targets

B - Book chapters etc edited externally

Brown, L. and Scholefield, D. 1998. A model to optimize nitrogen use according to grassland management, soil conditions and weather patterns for economic and environmental targets. in: Nagy, G. and Peto, K. (ed.) Ecological Aspects of Grassland Management, Proceedings of the 17th General Meeting of the European Grassland Federation, Debrecen Agricultural University, Debrecen, Hungary, 18-21 May 1998 British Grassland Society (BGS) Hurley. pp. 651-654

Integration of soil testing and modelling as a basis for fertiliser recommendations for grassland

C1 - Edited contributions to conferences/learned societies

Scholefield, D., Brown, L., Jewkes, E. C. and Preedy, N. 1997. Integration of soil testing and modelling as a basis for fertiliser recommendations for grassland. Lemaire, G. and Burns, I. G. (ed.) Diagnostic Procedures for Crop N Management. Proceedings of an INRA/BBSRC Workshop, Poitiers, France, 22-23 November 1995. Institut National de la Recherche Agronomique (INRA), Paris. pp. 139-147

Developing fertiliser recommendations for grassland

C2 - Non-edited contributions to conferences

Scholefield, D. and Brown, L. 1997. Developing fertiliser recommendations for grassland. Proceedings of the 29th Meeting of the Agricultural Research Modellers Group, Royal Society, London.

Use of a flowing helium atmosphere incubation technique to measure the effects of denitrification controls applied to intact cores of a clay soil

A - Papers appearing in refereed journals

Scholefield, D., Hawkins, J. M. B. and Jackson, S. M. 1997. Use of a flowing helium atmosphere incubation technique to measure the effects of denitrification controls applied to intact cores of a clay soil. Soil Biology and Biochemistry. 29 (9-10), pp. 1337-1344. https://doi.org/10.1016/S0038-0717(97)00059-X

The way forward with environmentally sensitive areas

B - Book chapters etc edited externally

Wilkins, R. J. 1997. The way forward with environmentally sensitive areas. in: Sheldrick, R. D. (ed.) Grassland Management in the 'Environmentally Sensitive Areas', British Grassland Society Occasional Symposium No 32, Proceedings of BGS Conference, University of Lancaster, 23-25 September 1997 British Grassland Society (BGS) Hurley. pp. 200-206

The response to S of a cut ryegrass pasture in south west England

D1 - Technical reports: non-confidential

Brown, L., Scholefield, D., Jewkes, E. C. and Preedy, N. 1997. The response to S of a cut ryegrass pasture in south west England.

The extent and pathways of transfer of organic N from fertilised and unfertilised grassland

C2 - Non-edited contributions to conferences

Hawkins, J. M. B. and Scholefield, D. 1997. The extent and pathways of transfer of organic N from fertilised and unfertilised grassland. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 97-98

The effect of weather on nitrate leaching from grassland

C2 - Non-edited contributions to conferences

Stone, A. C., Scholefield, D. and Tyson, K. C. 1997. The effect of weather on nitrate leaching from grassland. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 105-106

Protein crops for ruminants

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1997. Protein crops for ruminants.

Nitrate leaching from sandy loam soils under a double-cropping forage system estimated from suction-probe measurements

A - Papers appearing in refereed journals

Trindade, H., Coutinho, J., Van Beusichem, M. L., Scholefield, D. and Moreira, N. 1997. Nitrate leaching from sandy loam soils under a double-cropping forage system estimated from suction-probe measurements. Plant and Soil. 195 (2), pp. 247-256.

Nitrate leaching from grassland receiving conventional and model-prescribed patterns of N fertilizer

C2 - Non-edited contributions to conferences

Preedy, N., Brown, L., Jewkes, E. C. and Scholefield, D. 1997. Nitrate leaching from grassland receiving conventional and model-prescribed patterns of N fertilizer. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. Wiley.

LEGSIL legume silages for milk production

G - Articles in popular magazines and other technical publications

Halling, M., Scholefield, D., Pahlow, G., Bertilsson, J. and Doyle, C. 1997. LEGSIL legume silages for milk production.

Integrated modelling and soil testing for improved fertilizer recommendations for grassland

C2 - Non-edited contributions to conferences

Brown, L., Scholefield, D., Jewkes, E. C. and Preedy, N. 1997. Integrated modelling and soil testing for improved fertilizer recommendations for grassland. Fertilization for Sustainable Plant Production and Soil Fertility, 11th World Fertilizer Congress of CIEC, Gent, Belgium, 7-13 September 1997.

Incipient S deficiency in the grassland soils of SW England

C2 - Non-edited contributions to conferences

Brown, L., Scholefield, D., Jewkes, E. C. and Preedy, N. 1997. Incipient S deficiency in the grassland soils of SW England. Fertilization for Sustainable Plant Production and Soil Fertility, 11th World Fertilizer Congress of CIEC, Gent, Belgium, 7-13 September 1997.

Herbage varieties and species - achievements and future opportunities

B - Book chapters etc edited externally

Wilkins, R. J. 1997. Herbage varieties and species - achievements and future opportunities. in: Weddell, J. R. (ed.) Seeds of Progress, British Grassland Society Occasional Symposium No 31, Proceedings of the BGS/BSPB/NIAB/SAC Conference, Nottingham, UK, 18-19 February 1997 British Grassland Society (BGS) Hurley. pp. 226-234

Efficiency in grassland systems for production and the environment

C2 - Non-edited contributions to conferences

Wilkins, R. J. 1997. Efficiency in grassland systems for production and the environment. ETH Colloquium, Zurich, Switzerland, September 1997.

Dissolved humic substances in water from drained and undrained grazed grassland in SW England

B - Book chapters etc edited externally

Hayes, T. M., Watt, B. E., Scholefield, D., Clapp, C. E., Swift, R. S. and Skjemstad, J. O. 1997. Dissolved humic substances in water from drained and undrained grazed grassland in SW England. in: Hayes, M. H. B. and Wilson, W. S. (ed.) Humic Substance in Soils, Peats and Sludges, Health and Environmental Aspects, Royal Society of Chemistry Special Publication 172 Royal Society of Chemistry (RSC). pp. 107-121

Development of a helium atmosphere soil incubation technique for direct measurement of nitrous oxide and dinitrogen fluxes during denitrification

A - Papers appearing in refereed journals

Scholefield, D., Hawkins, J. M. B. and Jackson, S. M. 1997. Development of a helium atmosphere soil incubation technique for direct measurement of nitrous oxide and dinitrogen fluxes during denitrification. Soil Biology and Biochemistry. 29 (9-10), pp. 1345-1352.

Determination of controls over denitrification using a flowing helium atmosphere system

B - Book chapters etc edited externally

Scholefield, D. and Hawkins, J. M. B. 1997. Determination of controls over denitrification using a flowing helium atmosphere system. in: Jarvis, S. C. and Pain, B. F. (ed.) Gaseous Nitrogen Emissions from Grasslands Wallingford, Oxon CAB International (CABI). pp. 27-36

A comparison of triple superphosphate and Gafsa ground rock phosphate fertilisers as P-sources for grass-clover swards

C2 - Non-edited contributions to conferences

Martyn, T. M., Scholefield, D., Sheldrick, R. D. and Lavender, R. H. 1997. A comparison of triple superphosphate and Gafsa ground rock phosphate fertilisers as P-sources for grass-clover swards. British Grassland Society (BGS) Fifth Research Conference, Seale Hayne Faculty of Agriculture Food & Land Use, University of Plymouth, Newton Abbot, Devon, 8-10 September 1997. British Grassland Society (BGS) Hurley. pp. 107-108

A comparison of animal output and nitrogen leaching losses recorded from drained fertilized grass and grass/clover pasture

A - Papers appearing in refereed journals

Tyson, K. C., Scholefield, D., Jarvis, S. C. and Stone, A. C. 1997. A comparison of animal output and nitrogen leaching losses recorded from drained fertilized grass and grass/clover pasture. The Journal of Agricultural Science. 129 (3), pp. 315-323. https://doi.org/10.1017/S0021859697004760

Integrated soil testing and modelling as a basis for fertilizer recommendations for grassland to optimise yield and environmental impact

C2 - Non-edited contributions to conferences

Scholefield, D., Brown, L., Jewkes, E. C. and Preedy, N. 1996. Integrated soil testing and modelling as a basis for fertilizer recommendations for grassland to optimise yield and environmental impact. Transactions of the 9th N Workshop, Braunschweig, September 1996. pp. 105-108

Experimental evaluation of tactical fertilizer strategies developed from soil testing and modelling

C2 - Non-edited contributions to conferences

Brown, L., Scholefield, D., Stone, A. C. and Titchen, N. M. 1996. Experimental evaluation of tactical fertilizer strategies developed from soil testing and modelling. Transactions of the 9th N Workshop, Braunschweig, September 1996. pp. 391-394

The effects of nitrogen, potassium and phosphorus addition on the vegetation of a Somerset peat moor under cutting management

A - Papers appearing in refereed journals

Kirkham, F. W., Mountford, J. O. and Wilkins, R. J. 1996. The effects of nitrogen, potassium and phosphorus addition on the vegetation of a Somerset peat moor under cutting management. Journal of Applied Ecology. 33, pp. 1013-1029.

Testing the performance of a one-dimensional solute transport model (LEACHC) using response surface methodology

A - Papers appearing in refereed journals

Holden, N. M., Rook, A. J. and Scholefield, D. 1996. Testing the performance of a one-dimensional solute transport model (LEACHC) using response surface methodology. Geoderma. 69, pp. 157-173.

Soils and agroecology

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1996. Soils and agroecology. Young, Stephen (ed.) IGER Annual Report 1995/96. Institute of Grassland and Environmental Research, IGER, Aberystwyth. pp. 56-59

Silage production and utilisation - perspectives from the Silage Research conferences

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1996. Silage production and utilisation - perspectives from the Silage Research conferences. Jones, D. I. H., Jones, R., Dewhurst, R. J., Merry, R. J. and Haigh, P. M. (ed.) Proceedings of the XIth International Silage Conference, University of Wales, Aberystwyth, 8-11 September 1996. Institute of Grassland and Environmental Research, IGER, Aberystwyth. pp. 1-10

Opportunities for reducing the environmental impact of dairy farm managements: a systems approach

A - Papers appearing in refereed journals

Jarvis, S. C., Wilkins, R. J. and Pain, B. F. 1996. Opportunities for reducing the environmental impact of dairy farm managements: a systems approach. Grass and Forage Science. 51 (1), pp. 21-31. https://doi.org/10.1111/j.1365-2494.1996.tb02034.x

Nitrogen flows in ley-arable systems

B - Book chapters etc edited externally

Scholefield, D. and Smith, J. U. 1996. Nitrogen flows in ley-arable systems. in: Younie, D. (ed.) Legumes in Sustainable Farming Systems, British Grassland Society Occasional Symposium No 30 (Proceedings of joint conference of BGS and SFS Initiative, SAC, Craibstone, Aberdeen, 2-4 September 1996) British Grassland Society (BGS) Hurley. pp. 96-104

Nitrate selective electrodes containing amino acid betamines as sensors

A - Papers appearing in refereed journals

Braven, J., Ebdon, L., Sutton, P. G., Frampton, N. C. and Scholefield, D. 1996. Nitrate selective electrodes containing amino acid betamines as sensors. Analytical Communications. 33 (2), pp. 53-55.

Molybdate-reactive phosphorus losses in surface and drainage waters from permanent grassland

A - Papers appearing in refereed journals

Hawkins, J. M. B. and Scholefield, D. 1996. Molybdate-reactive phosphorus losses in surface and drainage waters from permanent grassland. Journal of Environmental Quality. 25 (4), pp. 727-732. https://doi.org/10.2134/jeq1996.00472425002500040012x

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

B - Book chapters etc edited externally

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

Estimating peak nitrate concentrations from annual nitrate loads

A - Papers appearing in refereed journals

Scholefield, D., Lord, E. I., Rodda, H. J. E. and Webb, B. W. 1996. Estimating peak nitrate concentrations from annual nitrate loads. Journal of Hydrology. 186 (1-4), pp. 355-373. https://doi.org/10.1016/S0022-1694(96)03018-1

Environmental constraints to grassland systems

B - Book chapters etc edited externally

Wilkins, R. J. 1996. Environmental constraints to grassland systems. in: Parente, G., Frame, J. and Orsi, S. (ed.) Grassland and Land Use Systems, Proceedings of the 16th General Meeting of the European Grassland Federation, Grado (Gorizia), Italy, 15-19 September 1996 pp. 695-703

A comparison of animal output and nitrogen leaching losses from grassland receiving 200 kg N/ha/annum and grass/clover receiving no fertilizer nitrogen

B - Book chapters etc edited externally

Tyson, K. C., Stone, A. C., Scholefield, D. and Jarvis, S. C. 1996. A comparison of animal output and nitrogen leaching losses from grassland receiving 200 kg N/ha/annum and grass/clover receiving no fertilizer nitrogen. in: Younie, D. (ed.) Legumes in Sustainable Farming Systems, British Grassland Society Occasional Symposium No 30 (Proceedings of joint conference of BGS and SFS Initiative, SAC, Craibstone, Aberdeen, 2-4 September 1996) British Grassland Society (BGS) Hurley. pp. 273-274

The simultaneous use of three common hydrological tracers for fine spatial and temporal resolution investigation of preferential flow in a large soil block

C2 - Non-edited contributions to conferences

Holden, N. M., Scholefield, D., Williams, A. J. and Dowd, J. F. 1995. The simultaneous use of three common hydrological tracers for fine spatial and temporal resolution investigation of preferential flow in a large soil block. Abstracts. Unsaturated Zone and Groundwater Symposium, 6 July 1995. Proceedings of the International Association of Hydrological Sciences, Boulder, USA, July 1995.

The simulation of N-fixation by white clover within a model describing N-flows in grazed grassland

C1 - Edited contributions to conferences/learned societies

Scholefield, D., Lockyer, D. R. and Ledgard, S. F. 1995. The simulation of N-fixation by white clover within a model describing N-flows in grazed grassland. 27th Meeting of Agricultural Research Modelling Group, Royal Society, October 1995.

The prediction of peak nitrate concentration from annual nitrate loads of the field and catchment scales

C2 - Non-edited contributions to conferences

Rodda, H. J. E., Scholefield, D., Lord, E. I. and Webb, B. W. 1995. The prediction of peak nitrate concentration from annual nitrate loads of the field and catchment scales. Abstracts. Applications of Models to Scale Symposium, 11 July 2005. Proceedings of the International Association of Hydrological Sciences, Boulder, USA, July 1995.

Interfacing a fine resolution dataset and a one dimensional model to test quality of output with respect to preferential flow

C1 - Edited contributions to conferences/learned societies

Holden, N. M., Scholefield, D., Williams, A. J. and Dowd, J. F. 1995. Interfacing a fine resolution dataset and a one dimensional model to test quality of output with respect to preferential flow. Second Conference on Hydrological Processes in the Catchment, Krakow, Poland, 1995.

A management model for predicting nitrate leaching from grassland catchments in the United Kingdom. 1. Model development

A - Papers appearing in refereed journals

Rodda, H. J. E., Scholefield, D., Webb, B. W. and Walling, D. E. 1995. A management model for predicting nitrate leaching from grassland catchments in the United Kingdom. 1. Model development. Hydrological Sciences Journal. 40 (4), pp. 433-452.

A large soil block for in situ real-time fine spatial and temporal resolution measurement of preferential flow

C1 - Edited contributions to conferences/learned societies

Holden, N. M., Scholefield, D., Williams, A. J. and Dowd, J. F. 1995. A large soil block for in situ real-time fine spatial and temporal resolution measurement of preferential flow. Second Conference on Hydrological Processes in the Catchment, Krakow, Poland, 1995.

Paper test-strips for rapid determination of nitrate tracer

A - Papers appearing in refereed journals

Holden, N. M. and Scholefield, D. 1995. Paper test-strips for rapid determination of nitrate tracer. Communications in Soil Science and Plant Analysis. 26 (11-12), pp. 1885-1894.

Optimisation of grass utilisation in high rainfall temperate conditions

B - Book chapters etc edited externally

Wilkins, R. J. 1995. Optimisation of grass utilisation in high rainfall temperate conditions. in: Journet, M., Grenet, E., Farce, M. H., Theriez, M. and Demarquillez, C. (ed.) Recent Developments in the Nutrition of Herbivores, Proceedings Fourth International Symposium on Nutrition of Herbivores, Clermont-Ferrand, France Institut National de la Recherche Agronomique (INRA), Paris. pp. 363-380

Nutrient run-off following application of livestock wastes to grassland

A - Papers appearing in refereed journals

Misselbrook, T. H., Pain, B. F., Stone, A. C. and Scholefield, D. 1995. Nutrient run-off following application of livestock wastes to grassland. Environmental Pollution. 88, pp. 51-56. https://doi.org/10.1016/0269-7491(95)91047-O

Nutrient losses in run-off water following application of different fertilisers to grassland cut for silage

A - Papers appearing in refereed journals

Scholefield, D. and Stone, A. C. 1995. Nutrient losses in run-off water following application of different fertilisers to grassland cut for silage. Agriculture, Ecosystems & Environment. 55 (3), pp. 181-191.

Nitrogen cycling in grazing systems

B - Book chapters etc edited externally

Jarvis, S. C., Scholefield, D. and Pain, B. F. 1995. Nitrogen cycling in grazing systems. in: Bacon, P. (ed.) Nitrogen Fertilization and the Environment Marcel Dekker Inc, New York. pp. 381-419

Management options to limit nitrate leaching from grassland

A - Papers appearing in refereed journals

Cuttle, S. P. and Scholefield, D. 1995. Management options to limit nitrate leaching from grassland. Journal of Contaminant Hydrology. 20 (3-4), pp. 299-312.

Lactation performance of spring-calving dairy cows grazing mixed perennial ryegrass/white clover swards of differing composition and height

A - Papers appearing in refereed journals

Wilkins, R. J., Gibb, M. J. and Huckle, C. A. 1995. Lactation performance of spring-calving dairy cows grazing mixed perennial ryegrass/white clover swards of differing composition and height. Grass and Forage Science. 50 (3), pp. 199-208. https://doi.org/10.1111/j.1365-2494.1995.tb02315.x

Improved technology for production efficiency and utilization efficiency

B - Book chapters etc edited externally

Wilkins, R. J. 1995. Improved technology for production efficiency and utilization efficiency. in: Pollott, G. E. (ed.) Grassland into the 21st Century: Challenges and Opportunities, British Grassland Society Occasional Symposium No 29, 50th Anniversary Meeting, Harrogate, UK, 4-6 December 1995 British Grassland Society (BGS) Hurley. pp. 210-224

Dissolved humic substances in drainage waters from grazed grassland in SW England

C1 - Edited contributions to conferences/learned societies

Hayes, T. M., Scholefield, D. and Hayes, M. H. B. 1995. Dissolved humic substances in drainage waters from grazed grassland in SW England. Proceedings of International Conference on Humic Substances, Dublin, Ireland, September 1995.

Development of a rapid field-test for soil mineral nitrogen and its application to grazed grassland

A - Papers appearing in refereed journals

Scholefield, D. and Titchen, N. M. 1995. Development of a rapid field-test for soil mineral nitrogen and its application to grazed grassland. Soil Use and Management. 11 (1), pp. 33-43. https://doi.org/10.1111/j.1475-2743.1995.tb00493.x

Computer control for investigating water and chemical transport in a large isolated soil block

A - Papers appearing in refereed journals

Holden, N. M., Dowd, J. F., Williams, A. J. and Scholefield, D. 1995. Computer control for investigating water and chemical transport in a large isolated soil block. Computers and Electronics in Agriculture. 12 (3), pp. 225-236.

An evaluation of farm woodlands as nitrate buffers in intensively managed grassland

C1 - Edited contributions to conferences/learned societies

Macey, N. J., Scholefield, D. and Webb, B. W. 1995. An evaluation of farm woodlands as nitrate buffers in intensively managed grassland. Pollott, G. E. (ed.) Grassland into the 21st Century: Challenges and Opportunities, British Grassland Society Occasional Symposium No 29, 50th Anniversary Meeting, Harrogate, UK, 4-6 December 1995. British Grassland Society (BGS) Hurley. pp. 185-186

Nitrogen efficiency on dairy farms in South West England

D1 - Technical reports: non-confidential

Titchen, N. M., Scholefield, D. and Panayides, R. 1995. Nitrogen efficiency on dairy farms in South West England.

A large soil block and integrated sampling system for fine vegetation investigations of preferential flow

C2 - Non-edited contributions to conferences

Holden, N. M., Scholefield, D., Williams, A. J. and Dowd, J. F. 1994. A large soil block and integrated sampling system for fine vegetation investigations of preferential flow. Proceedings of the Annual Conference of the British Society of Soil Science, 1994, Silsoe, UK.

Use of a `flow-over' incubation technique without acetylene blocking to measure the effect of the factors controlling denitrification in a grassland soil

C2 - Non-edited contributions to conferences

Scholefield, D., Hawkins, J. M. B. and Jackson, S. M. 1994. Use of a `flow-over' incubation technique without acetylene blocking to measure the effect of the factors controlling denitrification in a grassland soil. Progress in Nitrogen Cycling, the Eighth Nitrogen Cycling Workshop, University of Ghent, Belgium, 5-9 September 1994.

The productivity and response to inorganic fertilisers of species-rich wetland hay meadows on the Somerset moors: the effect of nitrogen, phosphorus and potassium on herbage production

A - Papers appearing in refereed journals

Kirkham, F. W. and Wilkins, R. J. 1994. The productivity and response to inorganic fertilisers of species-rich wetland hay meadows on the Somerset moors: the effect of nitrogen, phosphorus and potassium on herbage production. Grass and Forage Science. 49 (2), pp. 163-175. https://doi.org/10.1111/j.1365-2494.1994.tb01989.x

The productivity and response to inorganic fertilizers of species- rich wetland hay meadows on the Somerset Moors: nitrogen response under hay cutting and aftermath grazing

A - Papers appearing in refereed journals

Kirkham, F. W. and Wilkins, R. J. 1994. The productivity and response to inorganic fertilizers of species- rich wetland hay meadows on the Somerset Moors: nitrogen response under hay cutting and aftermath grazing. Grass and Forage Science. 49 (2), pp. 152-162. https://doi.org/10.1111/j.1365-2494.1994.tb01988.x

The effects of sward height and concentrate supplementation on the performance of spring calving dairy cows grazing perennial ryegrass - white clover swards

A - Papers appearing in refereed journals

Rook, A. J., Huckle, C. A. and Wilkins, R. J. 1994. The effects of sward height and concentrate supplementation on the performance of spring calving dairy cows grazing perennial ryegrass - white clover swards. Animal Production. 58, pp. 167-172.

The effects of inorganic fertilizers in flower-rich hay meadows on the Somerset levels

D1 - Technical reports: non-confidential

Tallowin, J. R. B., Kirkham, F. W., Wilkins, R. J., Smith, R. E. N., Thomas, G. H., Mountford, J. O. and Lakhani, K. H. 1994. The effects of inorganic fertilizers in flower-rich hay meadows on the Somerset levels.

Soil water and nutrient dynamics in a silvopastoral agroforestry system

C2 - Non-edited contributions to conferences

Penn, M., Parkinson, R. J., Scholefield, D. and Williams, A. G. 1994. Soil water and nutrient dynamics in a silvopastoral agroforestry system. Annual Meeting of the UK Agroforestry Research Forum, 6-8 July 1994, University of Leeds.

Near real-time determination of nitrate leaching as an integrated component of a large soil block experiment for fine resolution preferential flow investigation

C2 - Non-edited contributions to conferences

Holden, N. M., Scholefield, D., Williams, A. J. and Dowd, J. F. 1994. Near real-time determination of nitrate leaching as an integrated component of a large soil block experiment for fine resolution preferential flow investigation. Progress in Nitrogen Cycling, the Eighth Nitrogen Cycling Workshop, University of Ghent, Belgium, 5-9 September 1994.

Management options to limit nitrate leaching from grassland

C1 - Edited contributions to conferences/learned societies

Cuttle, S. P. and Scholefield, D. 1994. Management options to limit nitrate leaching from grassland. Etchevers, J. D., Aguilar, A., Nunez, R., Alcantar, G. and Sanches, P. (ed.) Transactions of the 15th World Congress of Soil Science, Acapulco, Mexico, 10-16 July 1994. International and Mexican Society of Soil Science.

Kinetics of the denitrification in a soil under permanent pasture

A - Papers appearing in refereed journals

Dendooven, L., Splatt, P., Anderson, J. M. and Scholefield, D. 1994. Kinetics of the denitrification in a soil under permanent pasture. Soil Biology and Biochemistry. 26 (3), pp. 361-370.

Future directions for grassland farming - a research scientist's view

B - Book chapters etc edited externally

Wilkins, R. J. 1994. Future directions for grassland farming - a research scientist's view. in: Agricultural Society Conference, University of Wales, Aberystwyth, 12 November 1993

Farm woodlands as nitrate soils

C2 - Non-edited contributions to conferences

Macey, N. J., Scholefield, D. and Webb, B. W. 1994. Farm woodlands as nitrate soils. Progress in Nitrogen Cycling, the Eighth Nitrogen Cycling Workshop, University of Ghent, Belgium, 5-9 September 1994.

Empirical relationship describing the effects of preferential flow on nitrate leaching

C1 - Edited contributions to conferences/learned societies

Scholefield, D., Lord, E. I. and Rodda, H. J. E. 1994. Empirical relationship describing the effects of preferential flow on nitrate leaching. Etchevers, J. D. Aguilar, A. Nunez, R. Alcantar, G. Sanchez, P. (ed.) Transactions of the 15th World Congress of Soil Science, Acapulco, Mexico, 10-16 July 1994. International and Mexican Society of Soil Science.

Effect of supplementation on production by spring-calving dairy cows grazing swards of differing clover content

A - Papers appearing in refereed journals

Wilkins, R. J., Gibb, M. J., Huckle, C. A. and Clements, A. J. 1994. Effect of supplementation on production by spring-calving dairy cows grazing swards of differing clover content. Grass and Forage Science. 49 (4), pp. 465-475. https://doi.org/10.1111/j.1365-2494.1994.tb02024.x

Development of a `flow-over' technique to measure N2 and N2O fluxes during soil incubation

C2 - Non-edited contributions to conferences

Hawkins, J. M. B. and Scholefield, D. 1994. Development of a `flow-over' technique to measure N2 and N2O fluxes during soil incubation. Progress in Nitrogen Cycling, the Eighth Nitrogen Cycling Workshop, University of Ghent, Belgium, 5-9 September 1994.

Design of a large soil block for fine temporal and spatial resolution investigations of preferential flow

C1 - Edited contributions to conferences/learned societies

Holden, N. M., Scholefield, D., Williams, A. J. and Dowd, J. F. 1994. Design of a large soil block for fine temporal and spatial resolution investigations of preferential flow. Etchevers, J. D., Aguilar, A., Nunez, R., Alcantar, G. and Sanchez, P. (ed.) Transactions of the 15th World Congress of Soil Science, Acapulco, Mexico, 10-16 July 1994. International and Mexican Society of Soil Science.

Assessing preferential flow using integrated experimental and modelling techniques

C1 - Edited contributions to conferences/learned societies

Holden, N. M., Scholefield, D., Williams, A. J. and Dowd, J. F. 1994. Assessing preferential flow using integrated experimental and modelling techniques. Etchevers, J. D., Aguilar, A., Nunez, R., Alcantar, G. and Sanchez, P. (ed.) Transactions of the 15th World Congress of Soil Science, Acapulco, Mexico, 10-16 July 1994. International and Mexican Society of Soil Science.

A field-based spectrophotometric flow-injection system for automatic determination of chloride in soil water

A - Papers appearing in refereed journals

Holden, N. M., Dowd, J. F., Williams, A. J. and Scholefield, D. 1994. A field-based spectrophotometric flow-injection system for automatic determination of chloride in soil water. Environmental Monitoring And Assessment. 36, pp. 217-228.

The effects of nitrate, water content and temperature on denitrification in a grassland soil measured using a "flow-over" technique without acetylene blocking

C2 - Non-edited contributions to conferences

Scholefield, D., Hawkins, J. M. B. and Jackson, S. M. 1993. The effects of nitrate, water content and temperature on denitrification in a grassland soil measured using a "flow-over" technique without acetylene blocking. Fourth AFRC Meeting on Plant and Soil Nitrogen Metabolism, 15-17 December 1993, Silsoe, UK.

The "nitrate problem" in grassland

G - Articles in popular magazines and other technical publications

Scholefield, D. 1993. The "nitrate problem" in grassland. AFRC News. (April 1993), p. 12.

Seasonal fluctuations in the mineral content of an undrained wetland peat soil following differing rates of fertiliser nitrogen application

A - Papers appearing in refereed journals

Kirkham, F. W. and Wilkins, R. J. 1993. Seasonal fluctuations in the mineral content of an undrained wetland peat soil following differing rates of fertiliser nitrogen application. Agriculture, Ecosystems & Environment. 43, pp. 11-29.

Production responses by cows to grass-clover swards maintained at different heights with or without concentrate supplementation

C2 - Non-edited contributions to conferences

Huckle, C. A., Rook, A. J. and Wilkins, R. J. 1993. Production responses by cows to grass-clover swards maintained at different heights with or without concentrate supplementation.

Preferential flow in a heavy clay soil

C2 - Non-edited contributions to conferences

Addison, P. J., Williams, A. J., Scholefield, D. and Dowd, J. F. 1993. Preferential flow in a heavy clay soil. EOS Supplement. pp. 293

North Wyke rapid nitrogen test

C2 - Non-edited contributions to conferences

Titchen, N. M. and Scholefield, D. 1993. North Wyke rapid nitrogen test. European Dairy Event, May 1993, Stoneleigh, UK.

Nitrogen efficiency on dairy farms - problems and solutions

C2 - Non-edited contributions to conferences

Titchen, N. M. and Scholefield, D. 1993. Nitrogen efficiency on dairy farms - problems and solutions. Genus Management Conference, York, October 1993.

Nitrate leaching from grazed grassland lysimeters: effects of fertilizer input, field drainage, age of sward and patterns of weather

A - Papers appearing in refereed journals

Scholefield, D., Tyson, K. C., Garwood, E. A., Armstrong, A. C., Hawkins, J. M. B. and Stone, A. C. 1993. Nitrate leaching from grazed grassland lysimeters: effects of fertilizer input, field drainage, age of sward and patterns of weather. Journal of Soil Science. 44, pp. 601-613.

More efficient use of fertiliser N on dairy farms

D1 - Technical reports: non-confidential

Titchen, N. M., Scholefield, D. and Panayides, R. 1993. More efficient use of fertiliser N on dairy farms.

Measurement of nitrogen and nitrous oxide fluxes using a novel technique

C2 - Non-edited contributions to conferences

Hawkins, J. M. B. and Scholefield, D. 1993. Measurement of nitrogen and nitrous oxide fluxes using a novel technique. Fourth AFRC Meeting on Plant and Soil Nitrogen Metabolism, 15-17 December 1993, Silsoe, UK.

Management options to achieve agricultural and nature conservation objectives

B - Book chapters etc edited externally

Wilkins, R. J. and Harvey, H. J. 1993. Management options to achieve agricultural and nature conservation objectives. in: Haggar, R. J. and Peel, S. (ed.) Grassland Management and Nature Conservation, British Grassland Society (BGS) Occasional Symposium No 28 (joint meeting with British Ecological Society), Leeds University, 27-29 September 1993 British Grassland Society (BGS) Hurley. pp. 86-94

Integration of experimental and modelling techniques to asses preferential flow

C2 - Non-edited contributions to conferences

Holden, N. M., Scholefield, D., Williams, A. J. and Dawd, J. F. 1993. Integration of experimental and modelling techniques to asses preferential flow. EOS Supplement. pp. 293

Ingestive behaviour of cows grazing grass-clover swards maintained at different heights with or without concentrate supplementation

C2 - Non-edited contributions to conferences

Rook, A. J., Huckle, C. A., Penning, P. D. and Wilkins, R. J. 1993. Ingestive behaviour of cows grazing grass-clover swards maintained at different heights with or without concentrate supplementation. Proceedings of the 107th Meeting of the British Society for Animal Production.

Grassland systems development

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1993. Grassland systems development. Baker, M. J. (ed.) Grasslands for our World. Wellington: SIR Publishing. pp. 481-482

Experiment NW 88 Forms and rates of phosphate fertilizers for grass-clover swards

D1 - Technical reports: non-confidential

Scholefield, D., Sheldrick, R. D., Lavender, R. H. and Martyn, T. M. 1993. Experiment NW 88 Forms and rates of phosphate fertilizers for grass-clover swards.

Environmentally friendly animal production from grassland

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1993. Environmentally friendly animal production from grassland. Proceedings of the Conference "Strategies for Sustainable Agriculture", 21-26 September 1992, Martonvasar, Hungary (organised by the British Association for Central and Eastern Europe, London and the Martonvasar Agricultural Research Institute). pp. 33-38

Environmental constraints to production systems

B - Book chapters etc edited externally

Wilkins, R. J. 1993. Environmental constraints to production systems. in: The Places for Grass in Land Use Systems, British Grassland Society (BGS) Winter Meeting, 6-7 December 1993, Great Malvern, UK pp. 19-30

Efficient fertiliser strategies for grassland

C2 - Non-edited contributions to conferences

Titchen, N. M. and Scholefield, D. 1993. Efficient fertiliser strategies for grassland. Grassland 1993, May 1993, Stoneleigh, UK.

Development of an N-cycle model to predict nitrate leaching from grassland catchments

C2 - Non-edited contributions to conferences

Rodda, H. J. E. and Scholefield, D. 1993. Development of an N-cycle model to predict nitrate leaching from grassland catchments. pp. 302

Comparison of an inoculant treated grass silage and formic acid treated silage fed to Friesian Dairy cows

C2 - Non-edited contributions to conferences

Haigh, P. M., Minney, S., Willoughby, T. C. and Wilkins, R. J. 1993. Comparison of an inoculant treated grass silage and formic acid treated silage fed to Friesian Dairy cows. Proceedings of the Tenth International conference on Silage Research, September 1993, Dublin. pp. 176-177

The role of earthworms in managed, permanent pastures in Devon, England

A - Papers appearing in refereed journals

Knight, D., Elliott, P. W., Andersen, J. M. and Scholefield, D. 1992. The role of earthworms in managed, permanent pastures in Devon, England. Soil Biology and Biochemistry. 24 (12), pp. 1511-1517.

The effects of sward height and level of concentrate supplementation on milk production of spring-calving dairy cows grazing grass-clover swards

C1 - Edited contributions to conferences/learned societies

Clements, A. J., Huckle, C. A. and Wilkins, R. J. 1992. The effects of sward height and level of concentrate supplementation on milk production of spring-calving dairy cows grazing grass-clover swards. Hopkins, A. (ed.) Grass on the move, British Grassland Society (BGS) Occasional Symposium No 26. British Grassland Society (BGS) Hurley. pp. 145-149

More efficient use of fertilizer N on dairy farms

D1 - Technical reports: non-confidential

Titchen, N. M., Scholefield, D. and Panayides, R. 1992. More efficient use of fertilizer N on dairy farms.

Grasslands for the future

B - Book chapters etc edited externally

Wilkins, R. J. 1992. Grasslands for the future. in: Third Research Conference British Grassland Society (BGS), Greenmount, County Antrim, Northern Ireland, 2-4 September 1992 British Grassland Society (BGS) Hurley.

Forage utilisation

B - Book chapters etc edited externally

Syrjala-Qvist, L. and Wilkins, R. J. 1992. Forage utilisation. in: Proceedings of the European Grassland Federation 14th General Meeting, Lahti, Finland, 8-11 June 1992 pp. 60-77

Farming in 2042: grassland

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1992. Farming in 2042: grassland. Farmers Club Journal. 121, pp. 32-33.

An isotope tracer experiment on a drained grassland soil: implications for the 'old water - new water' controversy

C1 - Edited contributions to conferences/learned societies

Addison, P. J., Williams, A. S., Ternon, J. L., Wenner, D. B., Dowd, J. F. and Scholefield, D. 1992. An isotope tracer experiment on a drained grassland soil: implications for the 'old water - new water' controversy. Seventeenth General Assembly of European Geographical Society, Session HS1.2, Run-off prediction on small catchments, Edinburgh 1991.

A model to predict transformations and losses of nitrogen in UK pastures grazed by beef-cattle

A - Papers appearing in refereed journals

Scholefield, D., Lockyer, D. R., Whitehead, D. C. and Tyson, K. C. 1991. A model to predict transformations and losses of nitrogen in UK pastures grazed by beef-cattle. Plant and Soil. 132 (2), pp. 165-177. https://doi.org/10.1007/bf00010397

The effect of nitrogen on species diversity and agricultural production on the Somerset Moors - an executive summary

D1 - Technical reports: non-confidential

Kirkham, F. W., Tallowin, J. R. B., Wilkins, R. J., Mountford, J. O. and Lakhani, K. H. 1991. The effect of nitrogen on species diversity and agricultural production on the Somerset Moors - an executive summary.

Forage conservation towards 2000 - summary paper

B - Book chapters etc edited externally

Wilkins, R. J. 1991. Forage conservation towards 2000 - summary paper. in:

An isotope tracer experiment on a drained grassland soil: implications for the "old water - new water" controversy

C2 - Non-edited contributions to conferences

Addison, P. J., Dowd, J. F., Wenner, D. B., Scholefield, D. and Williams, A. G. 1991. An isotope tracer experiment on a drained grassland soil: implications for the "old water - new water" controversy. American Geophysical Union Full Meeting 1991.

Efficient grassland utilization by conservation and grazing

C2 - Non-edited contributions to conferences

Wilkins, R. J. 1990. Efficient grassland utilization by conservation and grazing. Third Meeting of Zootechnical Engineers, Azores, Portugal, November 1990.

Soil, water and nutrient dynamics in a silvopastoral system

C2 - Non-edited contributions to conferences

Penn, M., Parkinson, R. J., Scholefield, D. and Williams, A. J. 1989. Soil, water and nutrient dynamics in a silvopastoral system. Proceedings of the Fourth British Grassland Society (BGS) Research Conference, 26-28 September, Reading, UK.

The effects of three clover proportions within a sward on the performance of dairy cows

C2 - Non-edited contributions to conferences

Dumont, J. C., Clements, A. J., Huckle, C. A. and Wilkins, R. J. 1989. The effects of three clover proportions within a sward on the performance of dairy cows. Environmentally Responsible Grassland Management, British Grassland Society Winter Meeting, Hurley, December 1989.

Strategies of fertilizer nitrogen application to grassland for beef: effects on production and soil mineral nitrogen

C1 - Edited contributions to conferences/learned societies

Titchen, N. M., Wilkins, R. J., Philipps, L. and Scholefield, D. 1989. Strategies of fertilizer nitrogen application to grassland for beef: effects on production and soil mineral nitrogen. Desroches, R. (ed.) Proceedings of XVIth International Grassland Congress, Nice, France. pp. 183-184

Silage for milk production

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1989. Silage for milk production. Proceedings of the Third Congreso Panamericano de La Leche, Punta del Este, Uruguay, 6-9 Marzo 1989. pp. 18-20

Recent developments in the production and utilisation of silage in the UK

B - Book chapters etc edited externally

Wilkins, R. J. 1989. Recent developments in the production and utilisation of silage in the UK. in: Proceedings of the International Symposium on Production, Evaluation and Feeding of Silage, 12-16 June 1989, Rostock, German Democratic Republic pp. 35-52

Possible developments in grassland farming and implications for fertiliser N use

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1989. Possible developments in grassland farming and implications for fertiliser N use.

Effects of changes in fertiliser use on the composition and productivity of permanent grassland in relation to agricultural production and floristic diversity

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J., Hopkins, A. H., Kirkham, F. W., Sargeant, C., Mountford, O., Dibb, C. and Gilbey, J. 1989. Effects of changes in fertiliser use on the composition and productivity of permanent grassland in relation to agricultural production and floristic diversity. Desroches, R. (ed.) Proceedings of XVIth International Grassland Congress, Nice, France. pp. 101-102

Changes ahead for grassland farming

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1989. Changes ahead for grassland farming. Countrywide. 14 (December), pp. 33-35.

Beef production based on white clover: effects of grazing management, concentrate supplementation and breed type

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J., Peel, S., Yarrow, N. H., Johnson, R. H. and Fisher, A. 1989. Beef production based on white clover: effects of grazing management, concentrate supplementation and breed type.  Proceedings of the 16th International Grassland Congress, Nice, France. pp. 1229-1230

A potential management system for reducing losses from grazed grass in autumn

C2 - Non-edited contributions to conferences

Titchen, N. M., Philipps, L. and Wilkins, R. J. 1989. A potential management system for reducing losses from grazed grass in autumn. Environmentally Responsible Grassland Management, British Grassland Society Winter Meeting, Hurley, December 1989.

Why use white clover?

B - Book chapters etc edited externally

Wilkins, R. J. 1988. Why use white clover? in: The Grassland Debate: White Clover versus Applied Nitrogen, ADAS/RASE Conference, National Agricultural Centre, Stoneleigh, 19 October 1988

The prospects for livestock production from white clover

G - Articles in popular magazines and other technical publications

Wilkins, R. J. and Munro, J. M. M. 1988. The prospects for livestock production from white clover.

The preservation of forage

B - Book chapters etc edited externally

Wilkins, R. J. 1988. The preservation of forage. in: Orskov, E. R. (ed.) Feed Science Elsevier Science Publishers, Amsterdam. pp. 231-255

Permanent and sown grasslands: productivity and support energy use

B - Book chapters etc edited externally

Wilkins, R. J. 1988. Permanent and sown grasslands: productivity and support energy use. in: Borba, F. M. and Abreu, J. M. (ed.) Proceedings 11th General Meeting of the European Grassland Federation, Troia, Portugal, 4-9 May 1986 Sociedade Portuguesa de Pastagens e Forragens, Portugal. pp. 40-49

Fertiliser strategies to reduce leaching losses from grazed grassland

G - Articles in popular magazines and other technical publications

Titchen, N. M., Philipps, L., Scholefield, D. and Wilkins, R. J. 1988. Fertiliser strategies to reduce leaching losses from grazed grassland. AgTec 1988/89.

Fertiliser strategies to reduce leaching loss from grazed grass

C2 - Non-edited contributions to conferences

Titchen, N. M., Philipps, L., Wilkins, R. J. and Scholefield, D. 1988. Fertiliser strategies to reduce leaching loss from grazed grass. Research Meeting No 1, British Grassland Society (BGS), September 1988, Session II, Paper 3.

Fertiliser effects on herb-rich hay meadows

C2 - Non-edited contributions to conferences

Kirkham, F. W. and Wilkins, R. J. 1988. Fertiliser effects on herb-rich hay meadows. Research Meeting No 1, British Grassland Society (BGS), September 1988, Session II, Poster 12.

AFRC grassland and ruminant research: science for sustainable grassland farming

A - Papers appearing in refereed journals

Prescott, J. H. D., Wilkins, R. J. and Stoddart, J. L. 1988. AFRC grassland and ruminant research: science for sustainable grassland farming. Journal of the Royal Agricultural Society of England. 149, pp. 195-210.

Reseeding?

B - Book chapters etc edited externally

Wilkins, R. J., Hopkins, A. and Dibb, C. 1987. Reseeding? in: Grassland for the 90's, British Grassland Society (BGS) Winter Meeting pp. 1.1-1.10

Recent developments in grassland production

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1987. Recent developments in grassland production. Greensward. 30, pp. 14-23.

Perspectives for changes in the productivity and utilization of grassland in the northern countries of the European Community

B - Book chapters etc edited externally

Wilkins, R. J. 1987. Perspectives for changes in the productivity and utilization of grassland in the northern countries of the European Community. in: Gelabert, L. M. G. (ed.) Agriculture, Pasture Improvement, Workshop Madrid, 22-24 April 1987 Commission of the European Communities (CEC), Luxembourg. pp. 175-182

Microbiological assay of blood serum for the vitamin B12 status of dairy cows

A - Papers appearing in refereed journals

Carlos, G. M., Telfer, S. B., Johnson, C. L., Givens, D. I., Wilkins, R. J. and Newberry, R. D. 1987. Microbiological assay of blood serum for the vitamin B12 status of dairy cows. Journal Of Dairy Research. 54, pp. 463-470.

Introduction - Science and better use of grassland

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1987. Introduction - Science and better use of grassland.

Grassland into the twenty-first century

B - Book chapters etc edited externally

Wilkins, R. J. 1987. Grassland into the twenty-first century. in: Gasser, J. K. R. (ed.) Farming into the Twenty-First Century Norsk Hydro Fertilizers. pp. 95-115

Effect of grazing severity on grass utilization and milk production of rotationally grazed dairy cows

A - Papers appearing in refereed journals

Mayne, C. S., Newberry, R. D., Woodcock, S. C. F. and Wilkins, R. J. 1987. Effect of grazing severity on grass utilization and milk production of rotationally grazed dairy cows. Grass and Forage Science. 42, pp. 59-72.

Continuously-grazed swards - response to fertilizer-N

G - Articles in popular magazines and other technical publications

Wilkins, R. J., Titchen, N. M. and Wyatt, L. J. 1987. Continuously-grazed swards - response to fertilizer-N. AgTec, 1986/7.

Beef production from permanent grassland in Britain

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J., Garwood, E. A., Hopkins, A. and Tallowin, J. R. B. 1987. Beef production from permanent grassland in Britain.

The ensiling of grass: effects of wilting and additives

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1986. The ensiling of grass: effects of wilting and additives. Proceedings PROCISUR Conference, "Forage Conservation Strategies", Remehue, Chile, August 1986.

Silage: factors determining feed value and the effects of supplements

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1986. Silage: factors determining feed value and the effects of supplements. Proceedings PROCISUR Conference, "Forage Conservation Strategies", Remehue, Chile, August 1986.

Producing beef from grazed grass and grass-clover swards

G - Articles in popular magazines and other technical publications

Wilkins, R. J., Baker, R. D. and Beever, D. E. 1986. Producing beef from grazed grass and grass-clover swards.

Permanent grassland research

B - Book chapters etc edited externally

Wilkins, R. J. 1986. Permanent grassland research. in:

Keys to efficient grassland systems

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1986. Keys to efficient grassland systems. Milk Producer. September.

Evaluation of grass by animal production

B - Book chapters etc edited externally

Wilkins, R. J. 1986. Evaluation of grass by animal production. in: Annual Report 1984-85 Grassland Research Institute (GRI), Hurley. pp. 157-167

Eurowilt: coordinated research on the field wilting of grass for silage

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1986. Eurowilt: coordinated research on the field wilting of grass for silage. Stark, B. A. and Wilkinson, J. M. (ed.) Silage '86 (Proceedings of a Seminar, Cannock, February). Chalcombe Publications, Marlow. pp. 12-19

Effects of treading, poaching and fouling on grassland production and utilization

B - Book chapters etc edited externally

Wilkins, R. J. and Garwood, E. A. 1986. Effects of treading, poaching and fouling on grassland production and utilization. in: Frame, J. (ed.) Grazing, Proceedings of BGS Conference, Malvern 1985, British Grassland Society Occasional Symposium No 19 British Grassland Society (BGS) Hurley. pp. 19-31

Better grass

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1986. Better grass. Better Management. Autumn, p. 2.

Agroforestry systems for the lowlands

B - Book chapters etc edited externally

Wilkins, R. J. 1986. Agroforestry systems for the lowlands. in: Agroforestry: a discussion of research and development requirements Ministry of Agriculture, Fisheries and Food (MAFF), London. pp. 39-49

White clover agronomy: responses to grazing management

B - Book chapters etc edited externally

Wilkins, R. J. 1985. White clover agronomy: responses to grazing management. in: Connolly, V. (ed.) Nutrition, Agronomy and Breeding of White Clover, Commission of the European Communities Workshop, Johnstown Castle Research Centre, Wexford, Ireland, 2-4 July 1985 (Session II, Review paper) pp. 46-56

The effects of stocking rate and nitrogen fertilizer on a perennial ryegrass-white clover sward. 2. Subsequent sward and sheep performance

A - Papers appearing in refereed journals

Curll, M. L., Wilkins, R. J., Snaydon, R. W. and Shanmugalingam, V. S. 1985. The effects of stocking rate and nitrogen fertilizer on a perennial ryegrass-white clover sward. 2. Subsequent sward and sheep performance. Grass and Forage Science. 40, pp. 141-149.

The effects of stocking rate and nitrogen fertilizer on a perennial ryegrass-white clover sward. 1. Sward and sheep performance

A - Papers appearing in refereed journals

Curll, M. L., Wilkins, R. J., Snaydon, R. W. and Shanmugalingam, V. S. 1985. The effects of stocking rate and nitrogen fertilizer on a perennial ryegrass-white clover sward. 1. Sward and sheep performance. Grass and Forage Science. 40, pp. 129-140.

The effect of silage quality and level of concentrate on the dry matter intake and milk production of British Friesian heifers

C1 - Edited contributions to conferences/learned societies

Phipps, R. H., Bines, J. A., Thomas, J., Cooper, A. and Wilkins, R. J. 1985. The effect of silage quality and level of concentrate on the dry matter intake and milk production of British Friesian heifers. Proceedings of XVth International Grassland Congress, Kyoto, Japan, 24-31 August 1985. Science Council of Japan and The Japanese Society of Grassland Science. pp. 979-981

The effect of cutting for conservation on a grazed perennial ryegrass-white clover pasture

A - Papers appearing in refereed journals

Curll, M. L. and Wilkins, R. J. 1985. The effect of cutting for conservation on a grazed perennial ryegrass-white clover pasture. Grass and Forage Science. 40 (1), pp. 19-30.

Possibilities for change in the intensity and pattern of agricultural production

B - Book chapters etc edited externally

Wilkins, R. J. 1985. Possibilities for change in the intensity and pattern of agricultural production. in: Beale, P. B. (ed.) Future Land Use in the South West: the Mounting Challenge, Proceedings of South West Regional Conference, Newton Abbott, Devon, 3 April 1985 Seale-Hayne College. pp. 15-34

Opportunities for cost reduction in grass and forage production

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1985. Opportunities for cost reduction in grass and forage production. Raymond, W. F. (ed.) Tuning Inputs to Maintain Profits, RURAL Report No 6. pp. 40-46

Meat from clover

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1985. Meat from clover. Big Farm Weekly. June.

Leys?

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1985. Leys? The Grass Ley Today (Proceedings of the 18th Crop Conference, Cambridge, 12-13 December 1984). National Institute of Agricultural Botany, (NIAB) Cambridge . pp. 1-8

Concluding remarks

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1985. Concluding remarks. Weeds, Pests and Diseases of Grassland and Herbage Legumes, Occasional Symposium 19, British Grassland Society (BGS). pp. 262-266

Realising the potential of British grassland

G - Articles in popular magazines and other technical publications

Wilkins, R. J. and Down, K. 1984. Realising the potential of British grassland.

A review of the effects of wilting on the composition and feeding values of silages

B - Book chapters etc edited externally

Zimmer, E. and Wilkins, R. J. 1984. A review of the effects of wilting on the composition and feeding values of silages. in: Zimmer, E. and Wilkins, R. J. (ed.) Efficiency of Silage Systems: A Comparison Between Unwilted and Wilted Silages Landbauforschung, Volkenrode (Sonderheft 69). pp. 5-15

The effect of residual herbage height on milk production of grazing dairy cows

A - Papers appearing in refereed journals

Newberry, R. D., Wilkins, R. J. and Woodcock, S. C. F. 1983. The effect of residual herbage height on milk production of grazing dairy cows. Grass and Forage Science. 38, pp. 143-144.

The comparative effects of defoliation, treading and excreta on a Lolium perenne -Trifolium repens pasture grazed by sheep

A - Papers appearing in refereed journals

Curll, M. L. and Wilkins, R. J. 1983. The comparative effects of defoliation, treading and excreta on a Lolium perenne -Trifolium repens pasture grazed by sheep. The Journal of Agricultural Science. 100 (2), pp. 451-460. https://doi.org/10.1017/S002185960003361X

Support energy use in animal production from grassland

B - Book chapters etc edited externally

White, D. J., Wilkinson, J. M. and Wilkins, R. J. 1983. Support energy use in animal production from grassland. in: Corrall, A. J. (ed.) Efficient Grassland Farming, Proceedings of the Ninth General Meeting of the European Grassland Federation, British Grassland Society (BGS) Occasional Symposium No 14 British Grassland Society (BGS) Hurley. pp. 33-42

Responsible use of support energy in food production

B - Book chapters etc edited externally

Morris, R. M., Thomson, A., Walsingham, J. M., Wilkins, R. J. and Edmunds, H. 1983. Responsible use of support energy in food production. in: Wilkinson, J. M. (ed.) Responsible Agriculture (Report of the Inaugural Conference of the Society for the Responsible Use of Resources in Agriculture and on the Land, Bore Place Farm and Hadlow College of Agriculture, 6-7 April 1983) (RURAL Report No 1) pp. 17-42

Interrelationships between pattern of fermentation during ensilage and initial crop composition

C1 - Edited contributions to conferences/learned societies

Wilkinson, J. M., Chapman, P. F., Wilkins, R. J. and Wilson, R. F. 1983. Interrelationships between pattern of fermentation during ensilage and initial crop composition. Smith, J. A. and Hays, V. W. (ed.) Proceedings of XIVth International Grassland Congress, Lexington, Kentucky, USA, 15-24 June 1981. Westview Press, Boulder, Colorado. pp. 631-634

Impact on energy budgets in grassland production and conservation of possible production of energy from biomass crops

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1983. Impact on energy budgets in grassland production and conservation of possible production of energy from biomass crops. Smith, J. A. and Hays, V. W. (ed.) Proceedings of XIVth International Grassland Congress, Lexington, Kentucky, USA, 15-24 June 1981. Westview Press, Boulder, Colorado. pp. 846-849

Grass N-white clover to come back

G - Articles in popular magazines and other technical publications

Wilkins, R. J. 1983. Grass N-white clover to come back. Big Farm Management. (September), p. 12 & 17.

Effects of treading and the return of excreta on a perennial ryegrass-white clover sward defoliated by continuously-grazing sheep

C1 - Edited contributions to conferences/learned societies

Curll, M. L. and Wilkins, R. J. 1983. Effects of treading and the return of excreta on a perennial ryegrass-white clover sward defoliated by continuously-grazing sheep. Smith, J. A. and Hays, V. W. (ed.) Proceedings of XIVth International Grassland Congress, Lexington, Kentucky, USA, 15-24 June 1981. Westview Press, Boulder, Colorado. pp. 849-852

The permanent grassland division at North Wyke

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1982. The permanent grassland division at North Wyke. Annual Report 1981, Grassland Research Institute, Hurley. pp. 112-118

The effects of integration of conservation and grazing on the composition and productivity of grass-clover swards

C1 - Edited contributions to conferences/learned societies

Wilkins, R. J. 1982. The effects of integration of conservation and grazing on the composition and productivity of grass-clover swards. The Efficiency of N-Utilization by Grass and Legume and on Grass/Clover Sward, Proceedings of EEC Workshop, FAL-Braunschweig (FRG), Institute of Grassland and Forage Research, 8-9 June 1982. pp. 70-72

The effect of paraformaldehyde on the fermentation quality and feeding value of ryegrass and lucerne silages

A - Papers appearing in refereed journals

Cook, J. E., Wilkins, R. J. and Wilson, R. F. 1982. The effect of paraformaldehyde on the fermentation quality and feeding value of ryegrass and lucerne silages. The Journal of Agricultural Science. 99 (3), pp. 465-470. https://doi.org/10.1017/S0021859600031117

Improving forage quality by processing

B - Book chapters etc edited externally

Wilkins, R. J. 1982. Improving forage quality by processing. in: Hacker, J. B. (ed.) Nutritional Limits to Animal Production from Pastures (Proceedings of an International Symposium held at St Lucia, Queensland, Australia, 24-28 August 1981) CSIRO Division, Commonwealth Agricultural Bureaux, Farnham Royal, UK. pp. 399-408

Frequency and severity of defoliation of grass and clover by sheep at different stocking rates

A - Papers appearing in refereed journals

Curll, M. L. and Wilkins, R. J. 1982. Frequency and severity of defoliation of grass and clover by sheep at different stocking rates. Grass and Forage Science. 37, pp. 291-297.

Forage protein conservation and utilization: concluding remarks

B - Book chapters etc edited externally

Wilkins, R. J. 1982. Forage protein conservation and utilization: concluding remarks. in: Griffiths, T. W. and Maguire, M. F. (ed.) Forage Protein Conservation and Utilization Commission of the European Communities. pp. 241-247

Red clover conservation and nutritive value

C2 - Non-edited contributions to conferences

Thomson, D. J. and Wilkins, R. J. 1975. Red clover conservation and nutritive value. The production and utilisation of red clover. GRI/ADAS Symposium, 1975. Grassland Research Institute (GRI), Hurley. pp. 16-18