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

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.

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

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.

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

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

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

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

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

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.

Grassland

B - Book chapters etc edited externally

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

Grassland in Europe

A - Papers appearing in refereed journals

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

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.

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.

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.

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

C1 - Edited contributions to conferences/learned societies

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

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

C2 - Non-edited contributions to conferences

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

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

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

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

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

Chair's summary paper: extensification with grasslands

C1 - Edited contributions to conferences/learned societies

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

Congress highlights from perspective of temperate regions

B - Book chapters etc edited externally

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

The 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

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 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

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.

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

Protein crops for ruminants

G - Articles in popular magazines and other technical publications

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

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 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

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

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

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

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.

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

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

A - Papers appearing in refereed journals

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

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

C2 - Non-edited contributions to conferences

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

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.

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

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.

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

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