Grassland in Europe

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

Related outputs

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

Nutrient dynamics during decomposition of the residues from a sown legume or ruderal plant cover in an olive oil orchard

A - Papers appearing in refereed journals

Gomez-Munoz, B., Hatch, D. J., Bol, R. and Garcia-Ruiz, R. 2014. Nutrient dynamics during decomposition of the residues from a sown legume or ruderal plant cover in an olive oil orchard. Agriculture, Ecosystems & Environment. 184, pp. 115-123. https://doi.org/10.1016/j.agee.2013.11.020

Agrochemical characterization, net N mineralization, and potential N leaching of composted olive-mill pomace currently produced in southern Spain

A - Papers appearing in refereed journals

Gomez-Munoz, B., Hatch, D. J., Bol, R. and Garcia-Ruiz, R. 2013. Agrochemical characterization, net N mineralization, and potential N leaching of composted olive-mill pomace currently produced in southern Spain. Journal of Plant Nutrition and Soil Science. 176 (5), pp. 655-664. https://doi.org/10.1002/jpln.201200421

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

The compost of olive mill pomace: from a waste to a resource - environmental benefits of its application in olive oil groves

B - Book chapters etc edited externally

Gomez-Munoz, B., Hatch, D. J., Bol, R. and Garcia-Ruiz, R. 2012. The compost of olive mill pomace: from a waste to a resource - environmental benefits of its application in olive oil groves. in: Curkovic, S. (ed.) Sustainable development: authoritative and leading edge content for environmental management Rijeka, Croatia InTechOpen Ltd.

Soil mineral N retention and N2O emissions following combined application of 15N-labelled fertiliser and weed residues

A - Papers appearing in refereed journals

Garcia-Ruiz, R., Gomez-Munoz, B., Hatch, D. J., Bol, R. and Baggs, E. M. 2012. Soil mineral N retention and N2O emissions following combined application of 15N-labelled fertiliser and weed residues. Rapid Communications in Mass Spectrometry. 26 (20), pp. 2379-2385. https://doi.org/10.1002/rcm.6254

Denitrification potential in subsoils: a mechanism to reduce nitrate leaching to groundwater

A - Papers appearing in refereed journals

Jahangir, M. M. R., Khalil, M. I., Johnston, P., Cardenas, L. M., Hatch, D. J., Butler, M., Barrett, M., O'flaherty, V. and Richards, K. G. 2012. Denitrification potential in subsoils: a mechanism to reduce nitrate leaching to groundwater. Agriculture, Ecosystems & Environment. 147, pp. 13-23. https://doi.org/10.1016/j.agee.2011.04.015

Designing and creating the North Wyke Farm Platform

C2 - Non-edited contributions to conferences

Orr, R. J., Griffith, B. A., Rose, S., Hatch, D. J., Hawkins, J. M. B. and Murray, P. J. 2011. Designing and creating the North Wyke Farm Platform. Abstracts Catchment Science 2011, Dublin, 14-16 September 2011 . pp. 35

Carbon mineralization and distribution of nutrients within different particle-size fractions of commercially produced olive mill pomace

A - Papers appearing in refereed journals

Gomez-Munoz, B., Bol, R., Hatch, D. J. and Garcia-Ruiz, R. 2011. Carbon mineralization and distribution of nutrients within different particle-size fractions of commercially produced olive mill pomace. Bioresource Technology. 102, pp. 9997-10005. https://doi.org/10.1016/j.biortech.2011.08.009

The North Wyke Farm Platform: an opportunity for determining pathogen survival and transfers of pathogenic species from whole farm livestock systems

C2 - Non-edited contributions to conferences

Hodgson, C. J., Murray, P. J. and Hatch, D. J. 2011. The North Wyke Farm Platform: an opportunity for determining pathogen survival and transfers of pathogenic species from whole farm livestock systems. Abstracts Faecal Indicators: Problem or Solution? (FIPS 2011), Edinburgh, 6-8 June 2011 .

The North Wyke Farm Platform: a UK national capability for agri-environmental research

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Murray, P. J., Orr, R. J. and Griffith, B. A. 2011. The North Wyke Farm Platform: a UK national capability for agri-environmental research. Agricultural Ecology Research: its Role in Delivering Sustainable Farm Systems. Aspects of Applied Biology 109 . pp. 115-118

High rates of nitrogen cycling in volcanic soils from Chilean grasslands

A - Papers appearing in refereed journals

Dixon, E. R., Cardenas, L. M., Alfaro, M., Salazar, F. and Hatch, D. J. 2011. High rates of nitrogen cycling in volcanic soils from Chilean grasslands. Rapid Communications in Mass Spectrometry. 25 (11), pp. 1521-1526. https://doi.org/10.1002/rcm.4969

Gross and net rates of nitrogen mineralisation in soil amended with composted olive mill pomace

A - Papers appearing in refereed journals

Gomez-Munoz, B., Hatch, D. J., Bol, R., Dixon, E. R. and Garcia-Ruiz, R. 2011. Gross and net rates of nitrogen mineralisation in soil amended with composted olive mill pomace. Rapid Communications in Mass Spectrometry. 25 (11), pp. 1472-1478. https://doi.org/10.1002/rcm.4849

Using legume-based mixtures to enhance the nitrogen use efficiency and economic viability of cropping systems

C1 - Edited contributions to conferences/learned societies

Baddeley, J. A., Doring, T., Hatch, D. J., Marshall, A. H., Pearce, B., Roderick, S., Stobart, R. M., Storkey, J., Watson, C. A. and Wolfe, M. 2010. Using legume-based mixtures to enhance the nitrogen use efficiency and economic viability of cropping systems. Crighton, K. and Audsley, R. (ed.) Proceedings SAC and SEPA Biennial Conference: Agriculture and the Environment VIII. Climate, Water and Soil: Science, Policy and Practice, Edinburgh, 31 March-1 April 2010 . pp. 178-182

Denitrification and the N2(N2O+N2) ratios at various soil depths under grazed grassland in Ireland

C2 - Non-edited contributions to conferences

Jahangir, M. M. R., Khalil, M. I., Johnston, P., Cardenas, L. M., Hatch, D. J. and Richards, K. G. 2010. Denitrification and the N2(N2O+N2) ratios at various soil depths under grazed grassland in Ireland. Abstracts SAC and SEPA Biennial Conference. Agriculture and the Environment VIII: Climate, Water and Soil: Science, Policy and Practice, Edinburgh, 31 March-1 April 2010 . pp. 282-287

The release of nitrogen following the incorporation of fertility building crops in organic farming systems

C2 - Non-edited contributions to conferences

Joynes, A., Goodlass, G., Shepherd, M. A., Roderick, S. and Hatch, D. J. 2010. The release of nitrogen following the incorporation of fertility building crops in organic farming systems. Proceedings SAC and SEPA Biennial Conference: Agriculture and the Environment VIII. Climate, Water and Soil: Science, Policy and Practice, Edinburgh, 31 March-1 April 2010 . pp. 288-293

Can subsoil denitrification reduce groundwater nitrate pollution and atmospheric N2O emissions?

C2 - Non-edited contributions to conferences

Jahangir, M. M. R., Khalil, M. I., Cardenas, L. M., Hatch, D. J., Johnston, P. and Richards, K. 2010. Can subsoil denitrification reduce groundwater nitrate pollution and atmospheric N2O emissions? European Geosciences Union (EGU).

A trial to establish the optimum 15N enrichment, amount of N and incubation time required to determine N cycling rates in carbon-rich soils using the mean pool dilution technique

C2 - Non-edited contributions to conferences

Dixon, E. R., Cardenas, L. M., Butler, M., Alfaro, M., Salazar, F. and Hatch, D. J. 2010. A trial to establish the optimum 15N enrichment, amount of N and incubation time required to determine N cycling rates in carbon-rich soils using the mean pool dilution technique. Abstracts Stable Isotope Mass-Spectrometry User Group (SIMSUG) Meeting, Exeter, 28-30 April 2010 .

Evidence for production of NO and N2O in two contrasting subsoils following the addition of synthetic cattle urine

A - Papers appearing in refereed journals

Dixon, E. R., Laughlin, R. J., Watson, C. J. and Hatch, D. J. 2010. Evidence for production of NO and N2O in two contrasting subsoils following the addition of synthetic cattle urine. Rapid Communications in Mass Spectrometry. 24 (5), pp. 519-528. https://doi.org/10.1002/rcm.4348

Nitrogen uptake in organically managed spring sown lupins and residual effects on leaching and yield of a following winter cereal

A - Papers appearing in refereed journals

Hatch, D. J., Joynes, A. and Stone, A. 2010. Nitrogen uptake in organically managed spring sown lupins and residual effects on leaching and yield of a following winter cereal. Soil Use and Management. 26, pp. 21-26. https://doi.org/10.1111/j.1475-2743.2009.00252.x

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.

Denitrification potential and N2/N2O ratio in subsoils under Irish grazed grassland

C2 - Non-edited contributions to conferences

Khalil, M. I., Jahangir, M. M. R., Richards, K. G., Cardenas, L. M., Butler, M., Hatch, D. J. and Johnston, P. 2009. Denitrification potential and N2/N2O ratio in subsoils under Irish grazed grassland. Abstracts 16th Nitrogen Workshop, Turin, 28 June-1 July 2009 .

Low nitrogen leaching losses in andisoils, advances in the processes involved

C2 - Non-edited contributions to conferences

Alfaro, M., Cardenas, L. M., Salazar, F., Hatch, D. J. and Ramirez, L. 2009. Low nitrogen leaching losses in andisoils, advances in the processes involved. Abstracts 16th Nitrogen Workshop, Turin, 28 June-1 July 2009 .

Towards a national research facility at North Wyke

C1 - Edited contributions to conferences/learned societies

Beaumont, D. A., Hatch, D. J., Bol. R., Murray, P. J. and Firbank, L. G. 2008. Towards a national research facility at North Wyke. Crighton, K. and Audsley, R. (ed.) Agriculture and the environment VII: Land management in a changing environment: proceedings of the SAC and SEPA Biennial Conference.. pp. 202

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

Changes in chemical and biochemical soil properties induced by 11-yr repeated additions of different organic materials in maize-based forage systems

A - Papers appearing in refereed journals

Monaco, S., Hatch, D. J., Sacco, D., Bertora, C. and Grignani, C. 2008. Changes in chemical and biochemical soil properties induced by 11-yr repeated additions of different organic materials in maize-based forage systems. Soil Biology and Biochemistry. 40 (3), pp. 608-615. https://doi.org/10.1016/j.soilbio.2007.09.015

Ken's meadow update

G - Articles in popular magazines and other technical publications

Hatch, D. J., Clegg, C. D. and Beaumont, D. A. 2007. Ken's meadow update.

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.

Impacts of grassland renovation on nitrogen and carbon cycling and losses in ley-arable rotations

C1 - Edited contributions to conferences/learned societies

Vertes, F., Hatch, D. J., Velthof, G. L., Taube, F., Laurent, F., Loiseau, P. and Recous, S. 2007. Impacts of grassland renovation on nitrogen and carbon cycling and losses in ley-arable rotations. 14th Symposium of the European Grassland Federation. 'Permanent and temporary grassland: plant, environment and economy.' Gent, Belgium, 3-5 September 2007. pp. 227-246

The effect of cutting, mulching and applications of farmyard manure on nitrogen fixation in a red clover/grass sward

A - Papers appearing in refereed journals

Hatch, D. J., Goodlass, G., Joynes, A. and Shepherd, M. A. 2007. The effect of cutting, mulching and applications of farmyard manure on nitrogen fixation in a red clover/grass sward. Bioresource Technology. 98 (17), pp. 3243-3248. https://doi.org/10.1016/j.biortech.2006.07.017

A method for predicting N offtake in reseeded grassland based on measurements relating to soil N supply

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Hopkins, A. and Velthof, G. L. 2007. A method for predicting N offtake in reseeded grassland based on measurements relating to soil N supply. Conijn, J. G. and Taube, F. (ed.) Grassland resowing and grass-arable rotations. Third and fourth workshops of the EGF-Working Group 'Grassland resowing and grass-arable rotations' Report No. 3. Plant Research International B.V., Wageningen. pp. 67-71

Extending the working hypothesis on grassland resowing to include grass-arable rotations and organic farming

C1 - Edited contributions to conferences/learned societies

Hatch, D. J. and Hopkins, A. 2007. Extending the working hypothesis on grassland resowing to include grass-arable rotations and organic farming. Conijn, J. G. and Taube, F. (ed.) Grassland resowing and grass-arable rotations. Third and fourth workshops of the EGF-Working Group 'Grassland resowing and grass-arable rotations' Report No. 3. Plant Research International B.V., Wageningen. pp. 3-6

Comparison between two field methods for assessing net N mineralization during spring growth of maize

C1 - Edited contributions to conferences/learned societies

Monaco, S., Hatch, D. J., Sacco, D., Bertora, C. and Grignani, C. 2006. Comparison between two field methods for assessing net N mineralization during spring growth of maize. Book of Proceedings, IX Congress of the European Society for Agronomy, Bibliotheca Fragmenta Agronomica, Warszawa, Poland, 4-7 September 2006.

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

Lupins in sustainable agriculture

D1 - Technical reports: non-confidential

Hatch, D. J. 2006. Lupins in sustainable agriculture.

An assessment of nitrogen fixation in 'organically managed' spring-sown lupins and leaching under a following winter cereal

C1 - Edited contributions to conferences/learned societies

Joynes, A., Hatch, D. J. and Stone, A. C. 2006. An assessment of nitrogen fixation in 'organically managed' spring-sown lupins and leaching under a following winter cereal. Atkinson, C., Ball, B., Davies, D. H. K., Rees, R., Russell, G., Stockdale, E. A., Watson, C. A., Walker, R. and Younie, D. (ed.) In conjunction with COR - the Colloquium of Organic Researchers Conference, Edinburgh Conference Centre, Heriot-Watt University, Edinburgh, 18-20 September 2006.

Making the most of soil nitrogen

C1 - Edited contributions to conferences/learned societies

Goodlass, G., Hatch, D. J., Shepherd, M. A., King, J. A., Cuttle, S. P., Roderick, S. and Briggs, S. 2006. Making the most of soil nitrogen. Atkinson, C., Ball, B., Davies, D. H. K., Rees, R., Russell, G., Stockdale, E. A., Watson, C. A., Walker, R. and Younie, D. (ed.) In conjunction with COR - the Colloquium of Organic Researchers Conference, Edinburgh Conference Centre, Heriot-Watt University, Edinburgh, 18-20 September 2006.

Effect of different carbon and nitrogen inputs on soil chemical and biochemical properties in maize-based forage systems in Northern Italy

C1 - Edited contributions to conferences/learned societies

Monaco, S., Hatch, D. J., Dixon, E. R., Grignani, C., Sacco, D. and Zavattaro, L. 2006. Effect of different carbon and nitrogen inputs on soil chemical and biochemical properties in maize-based forage systems in Northern Italy. Proceedings of XX International Grassland Congress, Oxford Satellite Workshop, 3-6 July, 2005. pp. p82

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].

Nitrogen losses to surface and ground waters

D1 - Technical reports: non-confidential

Dixon, E. R. and Hatch, D. J. 2005. Nitrogen losses to surface and ground waters.

Crop responses

D1 - Technical reports: non-confidential

Hatch, D. J. 2005. Crop responses.

Lupins in sustainable agriculture

D1 - Technical reports: non-confidential

Hatch, D. J. 2005. Lupins in sustainable agriculture.

Mid term effects of annual applications of pig manure or pig slurry on C and N turnover in cultivated soils

C2 - Non-edited contributions to conferences

Morvan, T., Recous, S. and Hatch, D. J. 2005. Mid term effects of annual applications of pig manure or pig slurry on C and N turnover in cultivated soils. Porcherie-verte Workshop, Paris, 25-27 May 2005.

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

C2 - Non-edited contributions to conferences

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

Scientific research plays a vital role

G - Articles in popular magazines and other technical publications

Hatch, D. J. 2005. Scientific research plays a vital role. Western Morning News. 28 February, pp. 8-9.

Field experiments to help optimise nitrogen fixation by legumes on organic farms

C1 - Edited contributions to conferences/learned societies

Joynes, A., Hatch, D. J., Stone, A., Cuttle, S., Goodlass, G. and Roderick, S. 2005. Field experiments to help optimise nitrogen fixation by legumes on organic farms. Jarvis, S. C., Murray, P. J. and Roker, J. A. (ed.) XX International Grassland Congress, Oxford Satellite Workshop, "Optimisation of nutrient cycling and soil quality for sustainable grasslands", 3rd - 6th July, 2005. Wageningen Academic Publishers, Wageningen, Netherlands. pp. p67

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

Nitrogen budgets for three cropping systems fertilised with cattle manure

A - Papers appearing in refereed journals

Salazar, F. J., Chadwick, D. R., Pain, B. F., Hatch, D. J. and Owen, E. 2005. Nitrogen budgets for three cropping systems fertilised with cattle manure. Bioresource Technology. 96 (2), pp. 235-245. https://doi.org/10.1016/j.biortech.2004.05.013

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 management for profitable farming with minimal environmental impact: the challenge for mixed farms in the Cotswold Hills, England

A - Papers appearing in refereed journals

Leach, K. A., Allingham, K. D., Conway, J. S., Goulding, K. W. T. and Hatch, D. J. 2004. Nitrogen management for profitable farming with minimal environmental impact: the challenge for mixed farms in the Cotswold Hills, England. International Journal of Agricultural Sustainability. 2, pp. 21-32. https://doi.org/10.1080/14735903.2004.9684564

Lupins in sustainable agriculture

D1 - Technical reports: non-confidential

Hatch, D. J. 2004. Lupins in sustainable agriculture.

The impact of long-term nitrogen fertiliser management regime on nitrifier diversity and nitrification kinetics in grassland soils

C1 - Edited contributions to conferences/learned societies

Clegg, C. D., Hatch, D. J., Jarvis, S. C., Turner, S., Freitag, T. and Prosser, J. I. 2004. The impact of long-term nitrogen fertiliser management regime on nitrifier diversity and nitrification kinetics in grassland soils. 10th International Symposium on Microbial Ecology, Cancun, Mexico, August 2004.

Organic farmers' day focuses on maintaining soil fertility

G - Articles in popular magazines and other technical publications

Hatch, D. J. and Jarvis, S. C. 2004. Organic farmers' day focuses on maintaining soil fertility. BBSRC Business. (October), p. 28.

Novel legume trials

C2 - Non-edited contributions to conferences

Roderick, S., Hatch, D. J., Joynes, A. and Stone, A. 2004. Novel legume trials. Poster Organic Farmers Day, IGER North Wyke, Devon, 18th August 2004.

Experiments to determine N accumulation under fertility building crops

C2 - Non-edited contributions to conferences

Joynes, A., Hatch, D. J., Stone, A. C., Cuttle, S. P., Goodlass, G. and Roderick, S. 2004. Experiments to determine N accumulation under fertility building crops. Poster Organic Farmers Day, IGER North Wyke, Devon, 18th August 2004.

Measurement of N accumulation under legumes and subsequent supply to crops on selected organic farms

C2 - Non-edited contributions to conferences

Joynes, A., Hatch, D. J., Stone, A., Cuttle, S., Goodlass, G. and Roderick, S. 2004. Measurement of N accumulation under legumes and subsequent supply to crops on selected organic farms. Poster Organic Farmers Day, IGER North Wyke, Devon, 18th August 2004.

Field experiments to determine N accumulation under fertility building crops

C2 - Non-edited contributions to conferences

Joynes, A., Hatch, D. J., Stone, A. C., Cuttle, S. P., Goodlass, G. and Roderick, S. 2004. Field experiments to determine N accumulation under fertility building crops. Poster 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.

Factors affecting nitrogen fixation by red clover

G - Articles in popular magazines and other technical publications

Hatch, D. J., Joynes, A. and Stone, A. C. 2004. Factors affecting nitrogen fixation by red clover. Organic Studies Centre - Technical Bulletin. August (5), pp. 1-2.

The supply of nitrogen from fertility building crops: results from monitoring of twelve organic farms

G - Articles in popular magazines and other technical publications

Hatch, D. J. and Goodlass, G. 2004. The supply of nitrogen from fertility building crops: results from monitoring of twelve organic farms. Organic Studies Centre - Technical Bulletin. December (6), pp. 1-3.

Novel legumes

G - Articles in popular magazines and other technical publications

Roderick, S., Hatch, D. J., Joynes, A. and Stone, A. C. 2004. Novel legumes. Organic Studies Centre - Technical Bulletin. December (6), pp. 3-4.

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

Soil fertility building crops in organic farming

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Joynes, A., Stone, A. C. and Goodlass, G. 2004. Soil fertility building crops in organic farming. 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.

Effects of grassland renovation on N and C cycles and soil quality dynamics

C1 - Edited contributions to conferences/learned societies

Vertes, F., Hatch, D. J., Velthof, G. L., Abiven, S., Hopkins, A. and Springob, G. 2004. Effects of grassland renovation on N and C cycles and soil quality dynamics. Luscher, A., Jeangros, B., Kessler, W., Huguenin, O., Lobsiger, M., Millar, N. and Suter, D. (ed.) Land use systems on grassland dominated regions. European Grassland Federation (EGF) 20th General Meeting, Luzern, Switzerland, 21-24 June 2004.

Prediction of N offtake in resown grassland based on temperature and soil chemical and physical characteristics

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Hopkins, A. and Velthof, G. L. 2004. Prediction of N offtake in resown grassland based on temperature and soil chemical and physical characteristics. Luscher, A., Jeangros, B., Kessler, W., Huguenin, O., Lobsiger, M., Millar, N. and Suter, D. (ed.) Land use systems on grassland dominated regions. European Grassland Federation (EGF) 20th General Meeting, Luzern, Switzerland, 21-24 June 2004.

Ammonium-N losses from agriculture

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Chadwick, D. R., Smith, K. A. and Chambers, B. J. 2004. Ammonium-N losses from agriculture. Lewis, D. and Gairns, L. (ed.) Proceedings 'Agriculture and the Environment,Water Framework Directive and Agriculture'. SEPA/SAC Biennial Conference, Edinburgh, 24-25 March 2004. pp. 165-173

Controlling nitrogen flows and losses

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

Hatch, D. J., Chadwick, D. R. and Jarvis, S. C. Roker, J. A. (ed.) 2004. Controlling nitrogen flows and losses. Wageningen Academic Publishers, Wageningen, Netherlands.

Transformations of nitrogen at the interface between the topsoil and an impervious clay subsoil

A - Papers appearing in refereed journals

Murray, P. J., Hatch, D. J., Dixon, E. R., Granger, S. J., O'Prey, C., Stevens, R. J., Laughlin, R. J. and Jarvis, S. C. 2004. Transformations of nitrogen at the interface between the topsoil and an impervious clay subsoil. Water, Air, & Soil Pollution: Focus. 4 (6), pp. 45-52. https://doi.org/10.1007/s11267-005-3012-1

Denitrification potential in a grassland subsoil: effect of carbon substrates

A - Papers appearing in refereed journals

Murray, P. J., Hatch, D. J., Dixon, E. R., Stevens, R. J., Laughlin, R. J. and Jarvis, S. C. 2004. Denitrification potential in a grassland subsoil: effect of carbon substrates. Soil Biology and Biochemistry. 36 (3), pp. 545-547. https://doi.org/10.1016/j.soilbio.2003.10.020

Gross nitrogen fluxes in soil: theory, measurement and application of 15N pool dilution techniques

A - Papers appearing in refereed journals

Murphy, D. V., Recous, S., Stockdale, E. A., Fillery, I. R. P., Jensen, L. S., Hatch, D. J. and Goulding, K. W. T. 2003. Gross nitrogen fluxes in soil: theory, measurement and application of 15N pool dilution techniques. Advances in Agronomy. 79, pp. 69-117. https://doi.org/10.1016/S0065-2113(02)79002-0

Ammonium - N losses from agriculture

D1 - Technical reports: non-confidential

Chadwick, D. R., Hatch, D. J. and Smith, K. A. 2003. Ammonium - N losses from agriculture.

N transformations at a sub-surface clay interface: a study using undisturbed, in situ soil lysimeters

C1 - Edited contributions to conferences/learned societies

Murray, P. J., Dixon, E. R., Hatch, D. J., Granger, S. J. and Laughlin, R. 2003. N transformations at a sub-surface clay interface: a study using undisturbed, in situ soil lysimeters. Abstracts 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Determination of N source in denitrification studies using stable isotope techniques

C2 - Non-edited contributions to conferences

Murray, P. J., Hatch, D. J., Dixon, E. R., Stevens, R., Laughlin, R., O'Prey, K. and Jarvis, S. C. 2003. Determination of N source in denitrification studies using stable isotope techniques. Abstracts 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Field experiments to determine N accumulation under fertility building crops

C2 - Non-edited contributions to conferences

Joynes, A., Hatch, D. J., Stone, A. C., Cuttle, S. P., Goodlass, G. and Roderick, S. 2003. Field experiments to determine N accumulation under fertility building crops. Abstracts 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Nitrogen balances over 7 years on a mixed farm in the Cotswolds

C2 - Non-edited contributions to conferences

Leach, K. A., Goulding, K. W. T., Hatch, D. J., Conway, J. S. and Allingham, K. 2003. Nitrogen balances over 7 years on a mixed farm in the Cotswolds. Abstracts 12th N Workshop, Controlling N flows and losses, Exeter, Devon, UK, 21-24 September 2003.

Assessing the impact of nitrogen fertilizer management regime on nitrifier diversity and nitrification kinetics in grassland soil

C2 - Non-edited contributions to conferences

Clegg, C. D., Frietag, T. E., Hatch, D. J., Jarvis, S. C., Lowe, E. and Prosser, J. I. 2003. Assessing the impact of nitrogen fertilizer management regime on nitrifier diversity and nitrification kinetics in grassland soil. Biological Diversity and Function in Soils. Abstracts. British Ecological Society Annual Symposium, Lancaster, 25-27 March 2003.

Return of the Marbled White

G - Articles in popular magazines and other technical publications

Hatch, D. J., Tallowin, J. R. B. and Smith, R. E. N. 2003. Return of the Marbled White. Butterfly Conservation, Devon Branch Newsletter. 56, pp. 16-18.

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

Soil N availability: a simple measure of soil fertility

C2 - Non-edited contributions to conferences

Hatch, D. J. and Antil, R. S. 2003. Soil N availability: a simple measure of soil fertility. Poster International conference 'Mechanisms and regulation of organic matter stabilization in soils', Schloss Hohenhammer, Munich, Germany, 6-10 October 2003.

Nitrogen cycling in mixed farming systems. The Coates Farm Study 1995-2003

C2 - Non-edited contributions to conferences

Conway, J., Goulding, K. W. T. and Hatch, D. J. 2003. Nitrogen cycling in mixed farming systems. The Coates Farm Study 1995-2003. Poster Coates Farm Open Afternoon, 26 June 2003.

Determination of N source in denitrification studies using stable isotope techniques

C2 - Non-edited contributions to conferences

Murray, P. J., Hatch, D. J., Dixon, E. R., Stevens, R. J., Laughlin, R. J. and Jarvis, S. C. 2003. Determination of N source in denitrification studies using stable isotope techniques. Annual meeting of the Stable Isotope Mass Spectrometry Users Group (SIMSUG) 2003, Bristol, UK, 14-16 April 2003.

Using a system of undisturbed, in situ soil lysimeters to determine nitrogen transformations in a sub-surface clay interface

C2 - Non-edited contributions to conferences

Dixon, E. R., Ordonez Gaete, C. I., Granger, S. J., Hatch, D. J., Murray, P. J., O'Prey, K. and Stevens, R. J. 2003. Using a system of undisturbed, in situ soil lysimeters to determine nitrogen transformations in a sub-surface clay interface. Poster 7th British Grassland Society (BGS) Research Conference, Aberystwyth, 1-3 September 2003. pp. 57-58

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.

Nitrogen and phosphorus cycling in grass-to-grass resowing and grass-arable rotations

C2 - Non-edited contributions to conferences

Hatch, D. J., Hopkins, A. and Velthof, G. L. 2003. Nitrogen and phosphorus cycling in grass-to-grass resowing and grass-arable rotations. 'Grassland resowing and grass-arable crop rotations'. Workshop European Grassland Federation (EGF) Working Group, University of Kiel, Germany, 27-28 February 2003.

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

Gross nitrogen fluxes in soil: Theory, measurement and application of N-15 pool dilution techniques

B - Book chapters etc edited externally

Murphy, D. V., Recous, S., Stockdale, E. A., Fillery, I., Jensen, L., Hatch, D. J. and Goulding, K. W. T. 2003. Gross nitrogen fluxes in soil: Theory, measurement and application of N-15 pool dilution techniques. in: Advances in Agronomy B.

Verifying the nitrification to immobilisation ratio (N/I ) as a key determinant of potential nitrate in grassland and arable soils

A - Papers appearing in refereed journals

Stockdale, E. A., Hatch, D. J., Murphy, D. V., Ledgard, S. F. and Watson, C. J. 2002. Verifying the nitrification to immobilisation ratio (N/I ) as a key determinant of potential nitrate in grassland and arable soils. Agronomie. 22, pp. 831-838.

Gross and net rates of mineralization and microbial activity in permanent pastures following fertilizer applications at different time intervals

C2 - Non-edited contributions to conferences

Hatch, D. J., Sprosen, M. S., Jarvis, S. C. and Ledgard, S. F. 2002. Gross and net rates of mineralization and microbial activity in permanent pastures following fertilizer applications at different time intervals. Annual Meeting Stable Isotope Mass Spectrometry Users Group (SIMSUG) 2002, Belfast, N Ireland, 17-18 January 2002.

Nitrate leaching following cultivation of long ley grassland

C2 - Non-edited contributions to conferences

Leach, K. A., Conway, J. S., Goulding, K. W. T. and Hatch, D. J. 2002. Nitrate leaching following cultivation of long ley grassland. Abstract 'Soils and Environmental Quality'. British Society of Soil Science Conference, University of Plymouth, Seale-Hayne Campus, 8-11 September 2002.

Nitrate leaching from grassland and maize cropping systems fertilised with cattle manures

C2 - Non-edited contributions to conferences

Salazar, F. J., Hatch, D. J., Chadwick, D. R., Pain, B. F. and Owen, E. 2002. Nitrate leaching from grassland and maize cropping systems fertilised with cattle manures. Abstract, 'Soils and Environmental Quality'. British Society of Soil Science Conference, University of Plymouth, Seale-Hayne Campus, 8-11 September 2002.

Influence of urine and components of urine on N2O emissions from grassland soils

C2 - Non-edited contributions to conferences

Dixon, E. R., Hatch, D. J., Murray, P. J., Laughlin, R. J., Stevens, R. J., Jarvis, S. C. and O'Prey, K. 2002. Influence of urine and components of urine on N2O emissions from grassland soils. NERC, Gane Meeting, Nottingham University, 3-5 September 2002.

Leaching losses of nitrogen following autumn applications of farmyard manure

C2 - Non-edited contributions to conferences

Hatch, D. J., Stone, A. and Parkinson, A. 2002. Leaching losses of nitrogen following autumn applications of farmyard manure. The Royal Show, Stoneleigh, 1-4 July 2002.

The use of 15N to trace plant uptake of labelled dairy slurry injected into the soil: influence of the new nitrification inhibitor, DMPP

C2 - Non-edited contributions to conferences

Hatch, D. J., Chadwick, D. R., Bol, R. and King, R. 2002. The use of 15N to trace plant uptake of labelled dairy slurry injected into the soil: influence of the new nitrification inhibitor, DMPP. Annual Meeting of the Stable Isotope Mass Spectrometry Users Group, Belfast, UK, 17-18 January 2002.

Coates Farm Study: reducing nitrogen emissions to the environment

C2 - Non-edited contributions to conferences

Goulding, K. W. T., Leach, K., Cartwright, R., Hatch, D. J., Conway, J., Jarvis, S. C. and Webster, C. P. 2002. Coates Farm Study: reducing nitrogen emissions to the environment. Poster 'Managing the environmental effects of agriculture'. SCI Crop Protection Group/Agriculture and Environment Group meeting, Warwick University, 25-26 March 2002.

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.

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.

Nitrogen and phosphorus cycling

C1 - Edited contributions to conferences/learned societies

Hatch, D. J. 2002. Nitrogen and phosphorus cycling. Conijn, J. G., Velthof, G. L. and Taube, F. (ed.) Grassland sowing and grass-arable crop rotations. International Workshop on Agricultural and Environmental Issues, Wageningen, The Netherlands, 18-19 April 2002. pp. 107-110

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

C1 - Edited contributions to conferences/learned societies

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

Nitrogen budgets for three cropping systems fertilised with cattle manure

C1 - Edited contributions to conferences/learned societies

Salazar, F. J., Chadwick, D. R., Pain, B. F., Hatch, D. J. and Owen, E. 2002. Nitrogen budgets for three cropping systems fertilised with cattle manure. Venglovsky, J. and Greserova, G. (ed.) Proceedings 10th International Conference of the FAO (Recycling of Agricultural, Municipal and Industrial Residues in Agriculture Network) RAMIRAN 2002 on 'Hygiene Safety', Strbske Pleso, High Tatras, Slovak Republic, 14-18 May 2002. pp. 157-160

Leaching losses of nitrogen following autumn applications of farmyard manure

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Stone, A. and Parkinson, A. 2002. Leaching losses of nitrogen following autumn applications of farmyard manure. Venglovsky, J. and Greserova, G. (ed.) Proceedings 10th International Conference of the European cooperative network on recycling of agricultural, municipal and industrial residues in agriculture (RAMIRAN), Strbske Pleso, High Tatras, Slovak Republic, 14-18 May 2002. pp. 449-450

Is the productivity of organic farms restricted by the supply of available nitrogen?

A - Papers appearing in refereed journals

Berry, P. M., Sylvester-Bradley, R., Philipps, L., Hatch, D. J., Cuttle, S. P., Rayns, F. W. and Gosling, P. 2002. Is the productivity of organic farms restricted by the supply of available nitrogen? Soil Use and Management. 18 (Suppl.), pp. 248-255. https://doi.org/10.1111/j.1475-2743.2002.tb00266.x

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.

Use of labelled nitrogen to measure gross and net rates of mineralization and microbial activity in permanent pastures following fertilizer applications at different time intervals

A - Papers appearing in refereed journals

Hatch, D. J., Sprosen, M. S., Jarvis, S. C. and Ledgard, S. F. 2002. Use of labelled nitrogen to measure gross and net rates of mineralization and microbial activity in permanent pastures following fertilizer applications at different time intervals. Rapid Communications in Mass Spectrometry. 16 (23), pp. 2172-2178.

Verifying the nitrification to immobilisation ratio as a key determinant of potential nitrate loss in arable and grassland soils

A - Papers appearing in refereed journals

Stockdale, E. A., Hatch, D. J., Murphy, D. V., Ledgard, S. F. and Watson, C. J. 2002. Verifying the nitrification to immobilisation ratio as a key determinant of potential nitrate loss in arable and grassland soils. Agronomie. 22 (7-8), pp. 831-838.

Nitrogen

B - Book chapters etc edited externally

Hatch, D. J., Goulding, K. W. T. and Murphy, D. V. 2002. Nitrogen. in: Haygarth, P. M. and Jarvis, S. C. (ed.) Agriculture, Hydrology and Water Quality CABI International, Wallingford, Oxon (CABI). pp. 7-27

Impact of invertebrate root herbivory on N fluxes in white clover

C1 - Edited contributions to conferences/learned societies

Murray, P. J., Hatch, D. J. and Cliquet, J. B. 2002. Impact of invertebrate root herbivory on N fluxes in white clover. Fisher, G. and Frankow-Lindberg, B. (ed.) Lowland Grasslands of Europe: Utilisation and Development. Proceedings FAO/CIHEAM European Cooperative Research Network on Pastures and Fodder Crop Production, Subnetwork on Lowland Grassland Research Conference, La Corcina, Spain, 13-16 October 1998.

Over-winter leaching of nitrogen associated with different cropping systems

C2 - Non-edited contributions to conferences

Donaghy, D., Hatch, D. J., Warman, K. D., Goulding, K. W. T. and Conway, J. S. 2001. Over-winter leaching of nitrogen associated with different cropping systems. Proceedings 11th Nitrogen Workshop, Reims, 9-12 September 2001 .

Nitrous oxide emissions from injected 15N-labelled cattle slurry into grassland soil as affected by DMPP nitrification inhibitor

C1 - Edited contributions to conferences/learned societies

Dittert, K., Bol, R., Chadwick, D. R. and Hatch, D. J. 2001. Nitrous oxide emissions from injected 15N-labelled cattle slurry into grassland soil as affected by DMPP nitrification inhibitor. Horst, W. J., Schenk, M. K., Burkert, A., Claassen, N., Flessa, H., Frommer, W. B., Goldbach, H. E. and Et Al (ed.) Plant nutrition: food security and sustainability of agro-ecosystems through basic and applied research. 14th International Plant Nutrition Colloquium, Hannover, Germany. Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 768-769

Comparing organic soils with conventionally farmed soils

C2 - Non-edited contributions to conferences

Hatch, D. J., Shepherd, M. A. and Hatley, D. 2001. Comparing organic soils with conventionally farmed soils. Poster Presentation. Soil fertility in organic farming - fundamentally different? SCI Agriculture and Environment Group with support from Crop Protection Group, 13 November 2001.

Assessing soil fertility: a simple measurement of soil N availability

C2 - Non-edited contributions to conferences

Hatch, D. J. and Lovell, R. D. 2001. Assessing soil fertility: a simple measurement of soil N availability. Poster Presentation. Nutrients in Organic Agriculture Group, Organic Research Update: Soils and nutrient cycling research. IACR-Rothamsted, June 2001.

Do organically farmed soils differ from conventionally farmed soils?

C2 - Non-edited contributions to conferences

Hatch, D. J., Lovell, R. D., Shepherd, M. A. and Hatley, D. 2001. Do organically farmed soils differ from conventionally farmed soils? Abstract 11th Nitrogen Workshop, Reims, France, 9-12 September 2001. pp. 299-300

Over-wintering leaching of nitrogen associated with different cropping systems

C2 - Non-edited contributions to conferences

Donaghy, D., Hatch, D. J., Warman, K. D., Goulding, K. W. T. and Conway, J. S. 2001. Over-wintering leaching of nitrogen associated with different cropping systems. Abstract 11th Nitrogen Workshop, Reims, France, 9-12 September 2001. pp. 437-438

Net mineralization following cultivation

C2 - Non-edited contributions to conferences

Lovell, R. D. and Hatch, D. J. 2001. Net mineralization following cultivation. Abstract 11th Nitrogen Workshop, Reims, France, 9-12 September 2001. pp. 319-320

Nitrogen mineralisation from dairy cattle manures with different dry matter contents

C2 - Non-edited contributions to conferences

Salazar, F. J., Chadwick, D. R., Hatch, D. J., Pain, B. F. and Owen, E. 2001. Nitrogen mineralisation from dairy cattle manures with different dry matter contents. Poster 11th Nitrogen Workshop, Reims, France, 9-12 September 2001. pp. 197-198

Predicting nitrate loss in arable and grassland soils using gross N transformation data

C2 - Non-edited contributions to conferences

Stockdale, E. A., Murphy, D. V., Hatch, D. J. and Legard, S. F. 2001. Predicting nitrate loss in arable and grassland soils using gross N transformation data. Abstract 11th Nitrogen Workshop, Reims, France, 9-12 September 2001. pp. 395-396

Nitrous oxide emission after injection of 15N labelled dairy slurry injected into soil

C2 - Non-edited contributions to conferences

Bol, R., Dittert, K., King, R., Chadwick, D. R. and Hatch, D. J. 2001. Nitrous oxide emission after injection of 15N labelled dairy slurry injected into soil. Abstract SIMSUG 2001. Annual Meeting of the Stable Isotope Mass Spectrometry Users' Group, Glasgow, UK, January 2001.

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.

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.

Assessing soil fertility: a simple measurement of soil N availability

C2 - Non-edited contributions to conferences

Hatch, D. J. and Lovell, R. D. 2001. Assessing soil fertility: a simple measurement of soil N availability. Poster presentation. Society of Chemical Industry - Agriculture and Environment Group Meeting on Assessing Soil Fertility: Soil Organic Matter Measurement, Modelling or Both?, London, 20 March 2001. Society of Chemical Industry, London.

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.

Use of a novel nitrification inhibitor to reduce nitrous oxide emission from 15N-labelled slurry injected into soil

A - Papers appearing in refereed journals

Dittert, K., Bol, R., King, Rosalind, Chadwick, D. R. and Hatch, D. J. 2001. Use of a novel nitrification inhibitor to reduce nitrous oxide emission from 15N-labelled slurry injected into soil. Rapid Communications in Mass Spectrometry. 15 (15), pp. 1291-1296. https://doi.org/10.1002/rcm.335

Evaluation of two N cycle models for the prediction of N mineralization from grassland soils in the UK

A - Papers appearing in refereed journals

Bhogal, A., Shepherd, M. A., Hatch, D. J., Brown, L. and Jarvis, S. C. 2001. Evaluation of two N cycle models for the prediction of N mineralization from grassland soils in the UK. Soil Use and Management. 17 (3), pp. 163-172. https://doi.org/10.1079/SUM200171

Mineralization of nitrogen in permanent pastures amended with fertilizer or dung

A - Papers appearing in refereed journals

Antil, R. S., Lovell, R. D., Hatch, D. J. and Jarvis, S. C. 2001. Mineralization of nitrogen in permanent pastures amended with fertilizer or dung. Biology And Fertility Of Soils. 33 (2), pp. 132-138.

Nitrate leaching from reseeded pasture

A - Papers appearing in refereed journals

Shepherd, M. A., Hatch, D. J., Jarvis, S. C. and Bhogal, A. 2001. Nitrate leaching from reseeded pasture. Soil Use and Management. 17 (2), pp. 97-105.

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

An improved soil core incubation method for the field measurement of denitrification and net mineralization using acetylene inhibition

A - Papers appearing in refereed journals

Jarvis, S. C., Hatch, D. J. and Lovell, R. D. 2001. An improved soil core incubation method for the field measurement of denitrification and net mineralization using acetylene inhibition. Nutrient Cycling in Agroecosystems. 59 (3), pp. 219-225.

Mineralization effects in grasslands

D1 - Technical reports: non-confidential

Jarvis, S. C. and Hatch, D. J. 2000. Mineralization effects in grasslands.

Controls over losses from grassland soils

D1 - Technical reports: non-confidential

Jarvis, S. C. and Hatch, D. J. 2000. Controls over losses from grassland soils.

Further N cycle studies on farmlets

D1 - Technical reports: non-confidential

Jarvis, S. C. and Hatch, D. J. 2000. Further N cycle studies on farmlets.

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

Gross nitrogen transformations as an index of nitrogen cycling

C2 - Non-edited contributions to conferences

Hatch, D. J., Ledgard, S. F., Sprosen, M. S. and Sarathchandra, S. U. 2000. Gross nitrogen transformations as an index of nitrogen cycling. Adams, J. A. and Metherell, A. K. (ed.) Proceedings Australian and New Zealand Second Joint Soils Conference, Lincoln University, Canterbury, 3-8 December 2000. Volume 3: Poster Papers. New Zealand Society of Soil Science. pp. 87-88

Gross rates of N cycling processes measured by 15N mean pool dilution

G - Articles in popular magazines and other technical publications

Hatch, D. J. 2000. Gross rates of N cycling processes measured by 15N mean pool dilution.

Composting farm yard manure

C2 - Non-edited contributions to conferences

Hatch, D. J. and Stone, A. 2000. Composting farm yard manure. Poster. Grassland Management: Practice into Profit, IGER, North Wyke, 18 July 2000.

The potential for net mineralization measured in grassland soil to a depth of 40 cm.

C2 - Non-edited contributions to conferences

Lovell, R. D. and Hatch, D. J. 2000. The potential for net mineralization measured in grassland soil to a depth of 40 cm. Eurosoil 2000, British Society of Soil Science, Reading, 4-6 September 2000.

Mineralization in a permanent pasture and in a newly established sward

C2 - Non-edited contributions to conferences

Lovell, R. D., Hatch, D. J. and Dixon, E. R. 2000. Mineralization in a permanent pasture and in a newly established sward. Proceedings 6th British Grassland Society Research Conference, Aberdeen, 11-13 September 2000. British Grassland Society (BGS) Hurley. pp. 109-110

Mobility and fate of nitrate applied to lysimeters

C2 - Non-edited contributions to conferences

Dixon, E. R., Hatch, D. J. and Jarvis, S. C. 2000. Mobility and fate of nitrate applied to lysimeters. Proceedings 6th British Grassland Society Research Conference, Aberdeen, 11-13 September 2000. British Grassland Society (BGS) Hurley. pp. 101-102

Ammonia fluxes from cut swards

C2 - Non-edited contributions to conferences

Granger, S. J., Ross, C. A. and Hatch, D. J. 2000. Ammonia fluxes from cut swards. Proceedings 6th British Grassland Society Research Conference, Aberdeen, 11-13 September 2000. British Grassland Society (BGS) Hurley. pp. 9-10

Report on a Study Visit to New Zealand and Australia funded by the Royal Society with additional support from the British Grassland Society, 25 November - 13 December 2000

D1 - Technical reports: non-confidential

Hatch, D. J. 2000. Report on a Study Visit to New Zealand and Australia funded by the Royal Society with additional support from the British Grassland Society, 25 November - 13 December 2000. Institute of Grassland and Environmental Research IGER, North Wyke Okehampton.

Gross rates of N cycling processes measured by 15N mean pool dilution technique

C2 - Non-edited contributions to conferences

Hatch, D. J. and Lovell, R. D. 2000. Gross rates of N cycling processes measured by 15N mean pool dilution technique. SIMSUG 2000. Annual Meeting of the Stable Isotope Mass Spectrometry Users' Group, ITE Merlewood, Grange-over-Sands, 18-19 January 2000. pp. 33

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.

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

Comparison of different methodologies for field measurement of net nitrogen mineralization in pasture soils under different soil conditions

A - Papers appearing in refereed journals

Hatch, D. J., Bhogal, A., Lovell, R. D., Shepherd, M. A. and Jarvis, S. C. 2000. Comparison of different methodologies for field measurement of net nitrogen mineralization in pasture soils under different soil conditions. Biology And Fertility Of Soils. 32 (4), pp. 287-293.

Distribution of nitrogen pools in the soil profile of undisturbed and reseeded grasslands

A - Papers appearing in refereed journals

Bhogal, A., Murphy, D. V., Fortune, S. S., Shepherd, M. A., Hatch, D. J., Jarvis, S. C., Gaunt, J. L. and Goulding, K. W. T. 2000. Distribution of nitrogen pools in the soil profile of undisturbed and reseeded grasslands. Biology And Fertility Of Soils. 30 (4), pp. 356-362. https://doi.org/10.1007/s003740050016

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

Combining field incubation with nitrogen-15N labelling to examine nitrogen transformations in low to high intensity grassland management systems

A - Papers appearing in refereed journals

Hatch, D. J., Jarvis, S. C., Parkinson, R. J. and Lovell, R. D. 2000. Combining field incubation with nitrogen-15N labelling to examine nitrogen transformations in low to high intensity grassland management systems. Biology And Fertility Of Soils. 30, pp. 492-499.

Nitrogen mineralization and microbial activity in permanent pastures amended with nitrogen fertilizer or dung

A - Papers appearing in refereed journals

Hatch, D. J., Lovell, R. D., Antil, R. S., Jarvis, S. C. and Owen, P. M. 2000. Nitrogen mineralization and microbial activity in permanent pastures amended with nitrogen fertilizer or dung. Biology And Fertility Of Soils. 30 (4), pp. 288-293 + correction 31 (3-4), 360.

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.

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

How do long-term differences in microbial activity in grassland soils become established?

C2 - Non-edited contributions to conferences

Lovell, R. D., Hatch, D. J., Antil, R. S. and Jarvis, S. C. 1999. How do long-term differences in microbial activity in grassland soils become established? Tenth Nitrogen Workshop, Copenhagen, Denmark, 23-26 August 1999.

Net mineralization: a comparison of field methods (jar and box)

C2 - Non-edited contributions to conferences

Lovell, R. D., Hatch, D. J., Bhogal, A., Jarvis, S. C. and Shepherd, M. A. 1999. Net mineralization: a comparison of field methods (jar and box). Tenth Nitrogen Workshop, Copenhagen, Denmark, 23-26 August 1999.

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

Soil nitrogen supply under grass swards: measurement and prediction

C1 - Edited contributions to conferences/learned societies

Shepherd, M. A., Hatch, D. J., Bhogal, A. and Jarvis, S. C. 1999. Soil nitrogen supply under grass swards: measurement and prediction. 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. 23-28

Nitrogen turnover in grassland soils: measurement and prediction

C2 - Non-edited contributions to conferences

Hatch, D. J., Bhogal, A., Shepherd, M. A. and Jarvis, S. C. 1999. Nitrogen turnover in grassland soils: measurement and prediction. Tenth Nitrogen Workshop, Copenhagen, Denmark, 23-26 August 1999.

Evidence for a priming effect of fertilizer N on turnover of soil organic N

C2 - Non-edited contributions to conferences

Hatch, D. J., Sprosen, M., Jarvis, S. C. and Lovell, R. D. 1999. Evidence for a priming effect of fertilizer N on turnover of soil organic N. Sustainable Management of Soil Organic Matter, British Society of Soil Science Meeting, Edinburgh, 15-17 September 1999.

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

Soil thermal unit aids N prediction

G - Articles in popular magazines and other technical publications

Hatch, D. J. 1999. Soil thermal unit aids N prediction. Farming News. (22 January).

Nitrogen mineralization in soil layers, soil particles and macro-organic matter under grassland

A - Papers appearing in refereed journals

Patra, A. K., Jarvis, S. C. and Hatch, D. J. 1999. Nitrogen mineralization in soil layers, soil particles and macro-organic matter under grassland. Biology And Fertility Of Soils. 29 (1), pp. 38-45.

Mean pool dilution technique applied to intact soil cores combined with field incubation

C2 - Non-edited contributions to conferences

Hatch, D. J. and Lovell, R. D. 1999. Mean pool dilution technique applied to intact soil cores combined with field incubation. 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. 48

Carbon induced subsoil denitrification of N-15 labelled nitrate in 1 m deep soil columns

A - Papers appearing in refereed journals

Clough, T. J., Jarvis, S. C., Dixon, E. R., Hatch, D. J., Stevens, R. J. and Laughlin, R. J. 1999. Carbon induced subsoil denitrification of N-15 labelled nitrate in 1 m deep soil columns. Soil Biology and Biochemistry. 31 (1), pp. 31-41. https://doi.org/10.1016/S0038-0717(98)00097-2

Comparison of methodologies for field measurement of net nitrogen mineralisation in arable soils

A - Papers appearing in refereed journals

Bhogal, A., Hatch, D. J., Shepherd, M. A. and Jarvis, S. C. 1999. Comparison of methodologies for field measurement of net nitrogen mineralisation in arable soils. Plant and Soil. 207 (1), pp. 15-28.

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 influence of nitrification in determining the supply, distribution and fate of nitrogen in grassland soils

F - Theses

Hatch, D. J. 1998. The influence of nitrification in determining the supply, distribution and fate of nitrogen in grassland soils. F - Theses

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

Stimulation of microbial activity following spring applications of nitrogen

A - Papers appearing in refereed journals

Lovell, R. D. and Hatch, D. J. 1998. Stimulation of microbial activity following spring applications of nitrogen. Biology And Fertility Of Soils. 26 (1), pp. 28-30.

Short-term nitrogen fluxes in grassland soils under different long-term nitrogen management regimes

A - Papers appearing in refereed journals

Ledgard, S. F., Jarvis, S. C. and Hatch, D. J. 1998. Short-term nitrogen fluxes in grassland soils under different long-term nitrogen management regimes. Soil Biology and Biochemistry. 30 (10-11), pp. 1233-1241.

Relationships between soil thermal units, nitrogen mineralization and dry matter production in pastures

A - Papers appearing in refereed journals

Clough, T. J., Jarvis, S. C. and Hatch, D. J. 1998. Relationships between soil thermal units, nitrogen mineralization and dry matter production in pastures. Soil Use and Management. 14 (2), pp. 65-69.

Rates of N loss from grassland soils by denitrification in spring and autumn as influenced by nitrification and soil conditions

C2 - Non-edited contributions to conferences

Hatch, D. J. and Lovell, R. D. 1998. Rates of N loss from grassland soils by denitrification in spring and autumn as influenced by nitrification and soil conditions. British Society of Soil Science Meeting, Belfast, N Ireland, 6-9 September 1998.

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.

Concurrent measurements of net mineralization, nitrification, denitrification and leaching from field incubated soil cores

A - Papers appearing in refereed journals

Hatch, D. J., Jarvis, S. C. and Parkinson, R. J. 1998. Concurrent measurements of net mineralization, nitrification, denitrification and leaching from field incubated soil cores. Biology And Fertility Of Soils. 26 (4), pp. 323-330.

Changes in microbial activity related to long-term management and recent inputs from fertilizer and dung

C2 - Non-edited contributions to conferences

Lovell, R. D., Hatch, D. J., Antil, R. S. and Jarvis, S. C. 1998. Changes in microbial activity related to long-term management and recent inputs from fertilizer and dung. British Society of Soil Science Meeting, Belfast, N Ireland, 6-9 September 1998.

Net mineralisation in grassland soils: effect of cultivation

C2 - Non-edited contributions to conferences

Bhogal, A., Shepherd, M. A., Hatch, D. J. and Jarvis, S. C. 1997. Net mineralisation in grassland soils: effect of cultivation. Shiel, R. S. (ed.) Current Progress in Soil Research, Golden Jubilee Meeting of the British Society of Soil Science, University of Newcastle upon Tyne, 8-11 September 1997. pp. 3

Predicting the contribution of N supplies from organic matter in grassland soils

C2 - Non-edited contributions to conferences

Jarvis, S. C., Hatch, D. J., Shepherd, M. A. and Lovell, R. D. 1997. Predicting the contribution of N supplies from organic matter in grassland soils. Fertilization for Sustainable Plant Production and Soil Fertility, Proceedings of the 11th World Fertilizer Congress Symposium of CIEC, Gent, Belgium, 7-13 September 1997.

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 potential for nitrate leaching in reseeded swards

C2 - Non-edited contributions to conferences

Davies, M. J., Hatch, D. J., Jarvis, S. C. and Shepherd, M. A. 1997. The potential for nitrate leaching in reseeded 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. 91-92

Response of soil microbial biomass to fertilizer

C2 - Non-edited contributions to conferences

Lovell, R. D. and Hatch, D. J. 1997. Response of soil microbial biomass to 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. British Grassland Society (BGS) Hurley. pp. 99-100

Report on a visit to New Zealand: a British Council funded exchange with additional support from a Stapledon Travelling Fellowship and BGS Bursary, 29 November 1996 - 6 January 1997

D1 - Technical reports: non-confidential

Hatch, D. J. 1997. Report on a visit to New Zealand: a British Council funded exchange with additional support from a Stapledon Travelling Fellowship and BGS Bursary, 29 November 1996 - 6 January 1997.

Protein crops for ruminants

G - Articles in popular magazines and other technical publications

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

Ionic contents of leachate from grassland soils: a comparison between ceramic suction cups and drainage

A - Papers appearing in refereed journals

Hatch, D. J., Jarvis, S. C., Rook, A. J. and Bristow, A. W. 1997. Ionic contents of leachate from grassland soils: a comparison between ceramic suction cups and drainage. Soil Use and Management. 13 (2), pp. 68-74. https://doi.org/10.1111/j.1475-2743.1997.tb00559.x

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.

The influence of nitrification in determining the supply, distribution and fate of nitrate in grassland soils

D1 - Technical reports: non-confidential

Hatch, D. J. 1996. The influence of nitrification in determining the supply, distribution and fate of nitrate in grassland soils.

The influence of nitrification in determining the supply, distribution and fate of nitrate in grassland soils

D1 - Technical reports: non-confidential

Hatch, D. J. 1996. The influence of nitrification in determining the supply, distribution and fate of nitrate in grassland soils.

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

B - Book chapters etc edited externally

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

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.

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

Nitrification in grassland soils

C2 - Non-edited contributions to conferences

Hatch, D. J. 1996. Nitrification in grassland soils. Poster at Seale-Hayne Faculty of Agriculture, Food and Land Use, Dartington Hall.

Nitrification in grassland soils

C2 - Non-edited contributions to conferences

Hatch, D. J., Jarvis, S. C. and Parkinson, R. J. 1996. Nitrification in grassland soils. Transactions of the Ninth Nitrogen Workshop, Braunschweig, Germany, 9-12 September 1996. pp. 239-241

Mineralization and immobilisation of nitrogen in grassland soils; management effects

C2 - Non-edited contributions to conferences

Shepherd, M. A., Hatch, D. J., Jarvis, S. C., Deakin, D. and Davies, M. 1996. Mineralization and immobilisation of nitrogen in grassland soils; management effects. Predicting Soil Mineral Nitrogen Supply, Society of Chemical Industry, 22 October 1996.

Mineralization and immobilization of nitrogen in grassland soils: management effects

C2 - Non-edited contributions to conferences

Shepherd, M. A., Hatch, D. J., Jarvis, S. C., Deakin, D. and Davies, M. 1996. Mineralization and immobilization of nitrogen in grassland soils: management effects. Transactions of the Ninth Nitrogen Workshop, Braunschweig, Germany, 9-12 September 1996. pp. 321-324

Management effects on potential denitrification in grassland soils

C2 - Non-edited contributions to conferences

Dixon, E. R., Jarvis, S. C. and Hatch, D. J. 1996. Management effects on potential denitrification in grassland soils. Nitrogen Emissions from Grassland, North Wyke, 20-22 May 1996.

Impact of insect root herbivory on the growth and nitrogen and carbon contents of white clover (Trifolium repens L.) seedlings

A - Papers appearing in refereed journals

Murray, P. J., Hatch, D. J. and Cliquet, J. B. 1996. Impact of insect root herbivory on the growth and nitrogen and carbon contents of white clover (Trifolium repens L.) seedlings. Canadian Journal Of Botany. 74 (10), pp. 1591-1595. https://doi.org/10.1139/b96-192

Hay meadow is a winner

G - Articles in popular magazines and other technical publications

Hatch, D. J. and Tyson, K. C. 1996. Hay meadow is a winner. (Spring), p. 31.

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

Effect of root herbivory on N-fixation by white clover

B - Book chapters etc edited externally

Murray, P. J. and Hatch, D. J. 1996. Effect of root herbivory on N-fixation by white clover. 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. 46-47

Denitrification in pasture soils

C2 - Non-edited contributions to conferences

Owen, P. M., Jarvis, S. C., Hatch, D. J., Matthews, R. A. and Laws, J. A. 1996. Denitrification in pasture soils. Nitrogen Emissions from Grassland, North Wyke, 20-22 May 1996.

Creating a butterfly garden

G - Articles in popular magazines and other technical publications

Tyson, K. C. and Hatch, D. J. 1996. Creating a butterfly garden. Butterfly Conservation, Devon Branch Newsletter. 38 (Winter 1996/1), pp. 5-6.

A new incubation system for the field measurement of nitrification and assessment of nitrogen lost through leaching and denitrification

D1 - Technical reports: non-confidential

Hatch, D. J., Jarvis, S. C. and Parkinson, R. J. 1996. A new incubation system for the field measurement of nitrification and assessment of nitrogen lost through leaching and denitrification.

Profiles of soil nitrate using suction-cup probes compared with surface run-off and field damage

C1 - Edited contributions to conferences/learned societies

Hatch, D. J., Jarvis, S. C. and Bristow, A. W. 1995. Profiles of soil nitrate using suction-cup probes compared with surface run-off and field damage. Progress in Nitrogen Cycling, the Eighth Nitrogen Cycling Workshop, University of Ghent, Belgium, 5-9 September 1994.

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

Mineralization of nitrogen in long-term pasture soils: effects of management

A - Papers appearing in refereed journals

Gill, K., Jarvis, S. C. and Hatch, D. J. 1995. Mineralization of nitrogen in long-term pasture soils: effects of management. Plant and Soil. 172, pp. 153-162.

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

Effects of feeding by larvae of Sitona flavescens on white clover seedlings

C1 - Edited contributions to conferences/learned societies

Murray, P. J., Hatch, D. J. and Cliquet, J. B. 1995. Effects of feeding by larvae of Sitona flavescens on white clover seedlings. 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. 269-270

Transfer of nitrogen from damaged roots of white clover (Trifolium repens L.) to closely associated roots of intact perennial ryegrass (Lolium perenne L.)

A - Papers appearing in refereed journals

Hatch, D. J. and Murray, P. J. 1994. Transfer of nitrogen from damaged roots of white clover (Trifolium repens L.) to closely associated roots of intact perennial ryegrass (Lolium perenne L.). Plant and Soil. 166, pp. 181-185. https://doi.org/10.1007/BF00008331

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.

Report on visit to Caen University: AFRC/INRA collaborative agreement, 9-11 March 1994

D1 - Technical reports: non-confidential

Hatch, D. J., Murray, P. J. and Kerley, S. J. 1994. Report on visit to Caen University: AFRC/INRA collaborative agreement, 9-11 March 1994.

Report on a visit to UTAD (University of Tras-os-Montes e Alto Douro), Vila Real, Portugal, 18-22 March 1994

D1 - Technical reports: non-confidential

Hatch, D. J. and Misselbrook, T. H. 1994. Report on a visit to UTAD (University of Tras-os-Montes e Alto Douro), Vila Real, Portugal, 18-22 March 1994.

Preliminary studies of the exchanges of methane between grassland and the atmosphere

C1 - Edited contributions to conferences/learned societies

Jarvis, S. C., Lockyer, D. R., Warren, G. P., Hatch, D. J. and Dollard, G. J. 1994. Preliminary studies of the exchanges of methane between grassland and the atmosphere. 15th General Meeting of the European Grassland Federation, Wageningen, the Netherlands, 6-10 June 1994.

Potential for denitrification at depth below long-term grass swards

A - Papers appearing in refereed journals

Jarvis, S. C. and Hatch, D. J. 1994. Potential for denitrification at depth below long-term grass swards. Soil Biology and Biochemistry. 26 (12), pp. 1629-1636.

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

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

Effect of root feeding invertebrates on short term transfer of N from white clover to perennial ryegrass

C2 - Non-edited contributions to conferences

Murray, P. J. and Hatch, D. J. 1994. Effect of root feeding invertebrates on short term transfer of N from white clover to perennial ryegrass. Fourth British Grassland Society (BGS) Research Conference, 26-28 September 1994, Reading University. pp. 41-42

Denitrification and the evolution of nitrous oxide after the application of cattle slurry to a peat soil

A - Papers appearing in refereed journals

Jarvis, S. C., Hatch, D. J., Pain, B. F. and Klarenbeek, J. V. 1994. Denitrification and the evolution of nitrous oxide after the application of cattle slurry to a peat soil. Plant and Soil. 166, pp. 231-241.

Sitona weevils (Coleoptera; Curculionidae) as agents for rapid transfer of nitrogen from white clover (Trifolium repens L.) to perennial ryegrass

A - Papers appearing in refereed journals

Murray, P. J. and Hatch, D. J. 1994. Sitona weevils (Coleoptera; Curculionidae) as agents for rapid transfer of nitrogen from white clover (Trifolium repens L.) to perennial ryegrass. Annals of Applied Biology - AAB. 125, pp. 29-33. https://doi.org/10.1111/j.1744-7348.1994.tb04943.x

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.

Report on a visit to France: AFRC/INRA collaborative agreement, 22-26 February 1993

D1 - Technical reports: non-confidential

Hatch, D. J., Lovell, R. D., Gill, K. and Murray, P. J. 1993. Report on a visit to France: AFRC/INRA collaborative agreement, 22-26 February 1993.

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.

Nitrogen losses from clover due to weevil root damage

D1 - Technical reports: non-confidential

Hatch, D. J. and Murray, P. J. 1993. Nitrogen losses from clover due to weevil root damage.

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

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.

Greenhouse gas exchanges with temperate grassland systems

C1 - Edited contributions to conferences/learned societies

Jarvis, S. C., Hatch, D. J. and Dollard, G. J. 1993. Greenhouse gas exchanges with temperate grassland systems. Proceedings of XVIIth International Grassland Congress, Palmerston North, New Zealand, February 1993.

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

Grass: the right environment

G - Articles in popular magazines and other technical publications

Hatch, D. J. 1993. Grass: the right environment. Farmers Weekly. (7 May 1993).

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

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 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

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.

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.

Micrometeorological studies of ammonia emission from sheep grazed swards

A - Papers appearing in refereed journals

Jarvis, S. C., Hatch, D. J., Orr, R. J. and Reynolds, S. E. 1991. Micrometeorological studies of ammonia emission from sheep grazed swards. The Journal of Agricultural Science. 117, pp. 101-109. https://doi.org/Reynolds(a1)DOI:https://doi.org/10.1017/S0021859600079028

Forage conservation towards 2000 - summary paper

B - Book chapters etc edited externally

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

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.

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