Effect of cultivations and herbicides on the occurrence of volunteer cereals. Final report of a 4-year grant, beginning April 1988 (HGCA Project 0086/1/87)

Christian, D. G. and Carreck, N. L. 1992. Effect of cultivations and herbicides on the occurrence of volunteer cereals. Final report of a 4-year grant, beginning April 1988 (HGCA Project 0086/1/87). Home Grown Cereals Authority (HGCA) London.

Related outputs

Ronald Ribbands and “The behavior and social life of honeybees”.

A - Papers appearing in refereed journals

Carreck, N. L. 2016. Ronald Ribbands and “The behavior and social life of honeybees”. Bee World. 93 (1), pp. 26-26. https://doi.org/10.1080/0005772X.2016.1177280

The role of deformed wing virus in the initial collapse of varroa infested honey bee colonies in the UK

A - Papers appearing in refereed journals

Martin, S. J., Ball, B. V. and Carreck, N. L. 2013. The role of deformed wing virus in the initial collapse of varroa infested honey bee colonies in the UK. Journal of Apicultural Research. 52 (5), pp. 251-258. https://doi.org/10.3896/IBRA.1.52.5.12

Nitrogen requirements of biomass crops

C1 - Edited contributions to conferences/learned societies

Riche, A. B., Goulding, K. W. T., Yates, N. E., Shield, I. F. and Christian, D. G. 2010. Nitrogen requirements of biomass crops. Water and Nitrogen Use Eficiency in Plants and Crops. Aspects of Applied Biology 105 . Association of Applied Biologists (AAB) Wellesbourne Warwick . pp. 83-88

Prevalence and persistence of deformed wing virus (DWV) in untreated or acaricide-treated Varroa destructor infested honey bee (Apis mellifera) colonies

A - Papers appearing in refereed journals

Martin, S. J., Ball, B. V. and Carreck, N. L. 2010. Prevalence and persistence of deformed wing virus (DWV) in untreated or acaricide-treated Varroa destructor infested honey bee (Apis mellifera) colonies. Journal of Apicultural Research. 49, pp. 72-79. https://doi.org/10.3896/IBRA.1.49.1.10

The epidemiology of cloudy wing virus infections in honey bee colonies in the UK

A - Papers appearing in refereed journals

Carreck, N. L., Ball, B. V. and Martin, S. J. 2010. The epidemiology of cloudy wing virus infections in honey bee colonies in the UK. Journal of Apicultural Research. 49 (1), pp. 66-71. https://doi.org/10.3896/IBRA.1.49.1.09

Honey bee colony collapse and changes in viral prevalence associated with Varroa destructor

A - Papers appearing in refereed journals

Carreck, N. L., Ball, B. V. and Martin, S. J. 2010. Honey bee colony collapse and changes in viral prevalence associated with Varroa destructor. Journal of Apicultural Research. 49, pp. 93-94. https://doi.org/10.3896/IBRA.1.49.1.13

Estimation of ramet production from Miscanthus x giganteus rhizome of different ages

A - Papers appearing in refereed journals

Christian, D. G., Yates, N. E. and Riche, A. B. 2009. Estimation of ramet production from Miscanthus x giganteus rhizome of different ages. Industrial Crops and Products. 30, pp. 176-178. https://doi.org/10.1016/j.indcrop.2009.02.007

Performance of 15 different Miscanthus species and genotypes over 11 years

C1 - Edited contributions to conferences/learned societies

Riche, A. B., Yates, N. E. and Christian, D. G. 2008. Performance of 15 different Miscanthus species and genotypes over 11 years. Biomass and Energy Crops III. Aspects of Applied Biology 90 . Association of Applied Biologists (AAB) Wellesbourne Warwick . pp. 207-212

Tracking butterfly movements with harmonic radar reveals an effect of population age on movement distance

A - Papers appearing in refereed journals

Ovaskainen, O., Smith, A. D., Osborne, J. L., Reynolds, D. R., Carreck, N. L., Martin, A. P., Niitepold, K. and Hanski, I. 2008. Tracking butterfly movements with harmonic radar reveals an effect of population age on movement distance. Proceedings of the National Academy of Sciences. 105, pp. 19090-19095. https://doi.org/10.1073/pnas.0802066105

Growth, yield and mineral content of Miscanthus x giganteus grown as a biofuel for 14 successive harvests

A - Papers appearing in refereed journals

Christian, D. G., Riche, A. B. and Yates, N. E. 2008. Growth, yield and mineral content of Miscanthus x giganteus grown as a biofuel for 14 successive harvests. Industrial Crops and Products. 28, pp. 320-327. https://doi.org/10.1016/j.indcrop.2008.02.009

Bumblebee flight distances in relation to the forage landscape

A - Papers appearing in refereed journals

Osborne, J. L., Martin, A. P., Carreck, N. L., Swain, J. L., Knight, M. E., Goulson, D., Hale, R. J. and Sanderson, R. A. 2008. Bumblebee flight distances in relation to the forage landscape. Journal of Animal Ecology. 77 (2), pp. 406-415. https://doi.org/10.1111/j.1365-2656.2007.01333.x

Landscape context not patch size determines bumble-bee density on flower mixtures sown for agri-environment schemes

A - Papers appearing in refereed journals

Heard, M. S., Carvell, C., Carreck, N. L., Rothery, P., Osborne, J. L. and Bourke, A. F. G. 2007. Landscape context not patch size determines bumble-bee density on flower mixtures sown for agri-environment schemes. Biology Letters. 3 (6), pp. 638-641. https://doi.org/10.1098/rsbl.2007.0425

Honeybees perform optimal scale-free searching flights when attempting to locate a food source

A - Papers appearing in refereed journals

Reynolds, A. M., Smith, A. D., Reynolds, D. R., Carreck, N. L. and Osborne, J. L. 2007. Honeybees perform optimal scale-free searching flights when attempting to locate a food source. Journal Of Experimental Biology. 210, pp. 3763-3770. https://doi.org/10.1242/jeb.009563

Honey bees can disseminate a microbial control agent to more than one inflorescence pest of oilseed rape

A - Papers appearing in refereed journals

Carreck, N. L., Butt, T. M., Clark, S. J., Ibrahim, L., Isger, E. A., Pell, J. K. and Williams, I. H. 2007. Honey bees can disseminate a microbial control agent to more than one inflorescence pest of oilseed rape. Biocontrol Science and Technology. 17 (2), pp. 179-191. https://doi.org/10.1080/09583150600937485

Bee-mediated infection of inflorescence pests of oilseed rape by the entomopathogenic fungus Metarhizium anisopliae

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Butt, T. M., Carreck, N. L., Clark, S. J., Ibrahim, L., Isger, E. A. and Pell, J. K. 2006. Bee-mediated infection of inflorescence pests of oilseed rape by the entomopathogenic fungus Metarhizium anisopliae. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

The effect of harvest date on the yield and mineral content of Phalaris arundinacea L. (reed canary grass) genotypes screened for their potential as energy crops in southern England

A - Papers appearing in refereed journals

Christian, D. G., Yates, N. E. and Riche, A. B. 2006. The effect of harvest date on the yield and mineral content of Phalaris arundinacea L. (reed canary grass) genotypes screened for their potential as energy crops in southern England. Journal of the Science of Food and Agriculture. 86 (8), pp. 1181-1188. https://doi.org/10.1002/jsfa.2437

The recovery over several seasons of 15N-labelled fertilizer applied to Miscanthus x giganteus ranging from 1 to 3 years old

A - Papers appearing in refereed journals

Christian, D. G., Poulton, P. R., Riche, A. B., Yates, N. E. and Todd, A. D. 2006. The recovery over several seasons of 15N-labelled fertilizer applied to Miscanthus x giganteus ranging from 1 to 3 years old. Biomass & Bioenergy. 30, pp. 125-133. https://doi.org/10.1016/j.biombioe.2005.11.002

Enhancing bee populations on UK farmland using forage mixtures

C2 - Non-edited contributions to conferences

Carreck, N. L., Osborne, J. L., Bourke, A. F. G., Carvell, C. and Heard, M. S. 2005. Enhancing bee populations on UK farmland using forage mixtures. Abstracts Apimondia 2005 39th International Apicultural Congress, Dublin, 21-26 August 2005 . pp. 54

The epidemiology of slow paralysis virus in honeybee colonies infested by Varroa destructor in the UK

C2 - Non-edited contributions to conferences

Carreck, N. L., Ball, B. V., Wilson, J. K. and Allen, M. F. 2005. The epidemiology of slow paralysis virus in honeybee colonies infested by Varroa destructor in the UK. Abstracts Apimondia 2005 39th International Apicultural Congress, Dublin, 21-26 August 2005 . pp. 32

An update on bee studies at Rothamsted Research

G - Articles in popular magazines and other technical publications

Carreck, N. L. and Birchall, C. 2005. An update on bee studies at Rothamsted Research. Welsh Beekeeper. 148, pp. 14-18.

Update on bee related studies at Rothamsted Research

G - Articles in popular magazines and other technical publications

Carreck, N. L. and Birchall, C. 2005. Update on bee related studies at Rothamsted Research. Scottish Beekeeper. 82, pp. 49-51.

An update on bee studies at Rothamsted Research

G - Articles in popular magazines and other technical publications

Carreck, N. L. and Birchall, C. 2005. An update on bee studies at Rothamsted Research. Irish Beekeeper. 60, pp. 41-45.

Rothamsted Research: an update on bee studies

G - Articles in popular magazines and other technical publications

Carreck, N. L. and Birchall, C. 2005. Rothamsted Research: an update on bee studies. BBKA News. 151, pp. 4-5.

Establishing Miscanthus sinensis from seed using conventional sowing methods

A - Papers appearing in refereed journals

Christian, D. G., Yates, N. E. and Riche, A. B. 2005. Establishing Miscanthus sinensis from seed using conventional sowing methods. Industrial Crops and Products. 21, pp. 109-111. https://doi.org/10.1016/j.indcrop.2004.01.004

The hydrological impacts of energy crop production in the UK. (Report by the Centre for Ecology and Hydrology for the Department of Trade and Industry B/CR/000783/00/00)

D1 - Technical reports: non-confidential

Finch, J. W., Hall, R. L., Rosier, P. T. W., Clark, D. B., Stratford, C., Davies, H. N., Marsh, T. J., Roberts, J. M., Riche, A. B. and Christian, D. G. 2004. The hydrological impacts of energy crop production in the UK. (Report by the Centre for Ecology and Hydrology for the Department of Trade and Industry B/CR/000783/00/00).

Radar observations reveal the efficacy of path integration mechanisms in flying bees

C2 - Non-edited contributions to conferences

Smith, A. D., Osborne, J. L., Carreck, N. L., Reynolds, D. R. and Riley, J. R. 2004. Radar observations reveal the efficacy of path integration mechanisms in flying bees. Abstracts Strength in Diversity: 22nd International Congress of Entomology, Brisbane, 15-21 August 2004 .

Studies on the interaction between Kashmir bee virus and Varroa destructor under controlled conditions

C2 - Non-edited contributions to conferences

Carreck, N. L., Ball, B. V., Reed, A. V. and Wilson, J. K. 2004. Studies on the interaction between Kashmir bee virus and Varroa destructor under controlled conditions. Milani, N. and Bernardinelli, I. (ed.) Proceedings 1st European Conference of Apidology "EurBee", Udine, 19-24 September 2004 . Arti Grafiche Friulane, Udine. pp. 97

Enhancing bee populations on farmland

G - Articles in popular magazines and other technical publications

Carreck, N. L. 2004. Enhancing bee populations on farmland. RRA Newsletter. No 15, p. 4.

Foreword to Celia F. Davis The honey bee inside out

G - Articles in popular magazines and other technical publications

Carreck, N. L. 2004. Foreword to Celia F. Davis The honey bee inside out.

Environment and harvest time affects the combustion qualities of Miscanthus genotypes

A - Papers appearing in refereed journals

Lewandowski, I., Clifton-Brown, J. C., Andersson, B., Basch, G., Christian, D. G., Jorgensen, U., Jones, M. B., Riche, A. B., Schwarz, K. U., Tayebi, K. and Teixeira, F. 2003. Environment and harvest time affects the combustion qualities of Miscanthus genotypes. Agronomy Journal. 95, pp. 1274-1280.

The role of deformed wing virus in the mortality of varroa infested honeybee colonies

C2 - Non-edited contributions to conferences

Martin, S. J., Ball, B. V. and Carreck, N. L. 2003. The role of deformed wing virus in the mortality of varroa infested honeybee colonies. Abstracts 38th International Apicultural Congress: Apimondia 2003, Ljubljana, Slovenia, 24-29 August 2003 .

The role of deformed wing virus in the mortality of varroa infested honeybee colonies

C1 - Edited contributions to conferences/learned societies

Martin, S. J., Ball, B. V. and Carreck, N. L. 2003. The role of deformed wing virus in the mortality of varroa infested honeybee colonies. Proceedings 38th International Apicultural Congress: Apimondia 2003, Ljubljana, Slovenia, 24-29 August 2003 . pp. 584-585

The yield and composition of switchgrass and coastal panic grass grown as a biofuel in Southern England

A - Papers appearing in refereed journals

Christian, D. G., Riche, A. B. and Yates, N. E. 2002. The yield and composition of switchgrass and coastal panic grass grown as a biofuel in Southern England. Bioresource Technology. 83 (2), pp. 115-124. https://doi.org/10.1016/S0960-8524(01)00201-2

Virus succession in honeybee colonies infested with Varroa destructor

C1 - Edited contributions to conferences/learned societies

Carreck, N. L., Ball, B. V. and Wilson, J. K. 2002. Virus succession in honeybee colonies infested with Varroa destructor. International Federation of Beekeepers' Associations.

Phosphate losses through field drains in a heavy cultivated soil

C2 - Non-edited contributions to conferences

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

How far do honey bees fly to fields of Brassica napus (oilseed rape)?

C2 - Non-edited contributions to conferences

Osborne, J. L., Carreck, N. L. and Williams, I. H. 2002. How far do honey bees fly to fields of Brassica napus (oilseed rape)? Abstracts Royal Entomological Society Meeting on Insect Pollination Ecology, Exeter, 4 May 2002 .

Food for insect pollinators on farmland: insect visits to flowers of annual seed mixtures

A - Papers appearing in refereed journals

Carreck, N. L. and Williams, I. H. 2002. Food for insect pollinators on farmland: insect visits to flowers of annual seed mixtures. Journal of Insect Conservation. 6, pp. 13-23. https://doi.org/10.1023/A:1015764925536

The yield, composition and production costs for seven varieties of switchgrass and one panic grass grown as a biofuel

A - Papers appearing in refereed journals

Christian, D. G., Riche, A. B. and Yates, N. E. 2001. The yield, composition and production costs for seven varieties of switchgrass and one panic grass grown as a biofuel . Aspects of Applied Biology. 65, pp. 199-204.

The effect of delayed harvest on the yield and nutrient compostition of reed canary grass (Phalaris arundinacea )

C1 - Edited contributions to conferences/learned societies

Yates, N. E. and Christian, D. G. 2001. The effect of delayed harvest on the yield and nutrient compostition of reed canary grass (Phalaris arundinacea ). Biomass and Energy Crops II. Aspects of Applied Biology 65 . pp. 161-166

Changes in viral pathology associated with mite-mediated virus spread

C2 - Non-edited contributions to conferences

Ball, B. V., Martin, S. J. and Carreck, N. L. 2001. Changes in viral pathology associated with mite-mediated virus spread. Abstracts Society for Invertebrate Pathology 34th Annual Meeting, Noordwijkerhout, 25-30 August 2001 .

Harvest time and quality of different Miscanthus genotypes grown at five sites between Sweden and Portugal

C1 - Edited contributions to conferences/learned societies

Lewandowski, I., Clifton-Brown, J., Jorgensen, U., Schwarz, K. U., Bonderup-Kjeldsen, J., Christian, D. G., Riche, A. B., Tayebi, K., Basch, G., Teixeira, F. and Andersson, B. 2001. Harvest time and quality of different Miscanthus genotypes grown at five sites between Sweden and Portugal. Proceedings 1st World Conference on Biomass for Energy and Industry, Seville, 5-9 June 2000 . London, James & James. pp. 286-289

Switchgrass variety choice in Europe

C1 - Edited contributions to conferences/learned societies

Elbersen, H. W., Christian, D. G., Bacher, W., Alexopoulou, E., Pignatelli, V. and Van Den Berg, D. 2001. Switchgrass variety choice in Europe. Proceedings 1st World Conference on Biomass for Energy and Industry, Seville, 5-9 June 2000 . London, James & James. pp. 202-205

Crop development and yield of different Miscanthus genotypes grown at five sites distributed between Sweden and Portugal

C1 - Edited contributions to conferences/learned societies

Clifton-Brown, J. C., Lewandowski, I., Jorgensen, U., Christian, D. G., Riche, A. B., Tayebi, K., Basch, G., Schwarz, K. U., Bonderup-Kjeldsen, J. and Andersson, B. 2001. Crop development and yield of different Miscanthus genotypes grown at five sites distributed between Sweden and Portugal. Proceedings 1st World Conference on Biomass for Energy and Industry, Seville, 5-9 June 2000 . London, James & James. pp. 210-213

Performance of 15 Miscanthus genotypes at five sites in Europe

A - Papers appearing in refereed journals

Clifton-Brown, J. C., Lewandowski, I., Andersson, B., Basch, G., Christian, D. G., Kjeldsen, J. B., Jorgensen, U., Mortensen, J. V., Riche, A. B., Schwarz, K-U., Tayebi, K. and Teixeira, F. 2001. Performance of 15 Miscanthus genotypes at five sites in Europe. Agronomy Journal. 93 (5), pp. 1013-1019. https://doi.org/10.2134/agronj2001.9351013x

First report of Rhizoctonia cerealis causing sharp eyespot in Panicum virgatum in the UK

A - Papers appearing in refereed journals

Etheridge, J. V., Davey, L. and Christian, D. G. 2001. First report of Rhizoctonia cerealis causing sharp eyespot in Panicum virgatum in the UK. Plant Pathology. 50 (6), p. 807. https://doi.org/10.1046/j.1365-3059.2001.00630.x

The yield, composition and production costs for seven varieties of switch grass and one panic grass grown as a biofuel

C1 - Edited contributions to conferences/learned societies

Christian, D. G., Riche, A. B. and Yates, N. E. 2001. The yield, composition and production costs for seven varieties of switch grass and one panic grass grown as a biofuel. Biomass and Energy Crops II. Aspects of Applied Biology 65 . pp. 199-204

Estimates of rhizome weight of Miscanthus with time and rooting depth compared to switchgrass

A - Papers appearing in refereed journals

Riche, A. B. and Christian, D. G. 2001. Estimates of rhizome weight of Miscanthus with time and rooting depth compared to switchgrass. Aspects of Applied Biology. 65, pp. 147-152.

Rainfall interception by mature Miscanthus grass in SE England

A - Papers appearing in refereed journals

Riche, A. B. and Christian, D. G. 2001. Rainfall interception by mature Miscanthus grass in SE England. Aspects of Applied Biology. 65, pp. 143-146.

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

A - Papers appearing in refereed journals

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

How far do honey bees fly to fields of Brassica napus (oilseed rape)?

C1 - Edited contributions to conferences/learned societies

Osborne, J. L., Carreck, N. L. and Williams, I. H. 2001. How far do honey bees fly to fields of Brassica napus (oilseed rape)? Proceedings 37th International Apicultural Congress, Durban, 28 October-1 November 2001 .

How far do honey bees fly to fields of Brassica napus (oilseed rape)?

C2 - Non-edited contributions to conferences

Osborne, J. L., Carreck, N. L. and Williams, I. H. 2001. How far do honey bees fly to fields of Brassica napus (oilseed rape)? Abstracts 37th International Apicultural Congress, Durban, 28 October-1 November 2001 . pp. 130

Goat's rue

A - Papers appearing in refereed journals

Carreck, N. L., Mand, M. and Williams, I. H. 2001. Goat's rue. Bee World. 82 (3), pp. 142-146. https://doi.org/10.1080/0005772X.2001.11099517

Virus succession in honey bee colonies infested with Varroa destructor

C1 - Edited contributions to conferences/learned societies

Carreck, N. L., Ball, B. V. and Wilson, J. K. 2001. Virus succession in honey bee colonies infested with Varroa destructor. Proceedings 37th International Apicultural Congress, Durban, 28 October-1 November 2001 .

Perennial rhizomatous grasses overview (EU internal, non-confidential report)

D1 - Technical reports: non-confidential

Lewandowski, I., Christian, D. G. and Elbersen, W. 2001. Perennial rhizomatous grasses overview (EU internal, non-confidential report).

Renewable energy and sustainable agriculture. Draft report of a workshop on perennial energy grasses. Brussels, Friday 20th October 2000. (EU internal, non-confidential report)

D1 - Technical reports: non-confidential

Christian, D. G. 2001. Renewable energy and sustainable agriculture. Draft report of a workshop on perennial energy grasses. Brussels, Friday 20th October 2000. (EU internal, non-confidential report).

Evaluating grasses as a long-term energy resource. ETSU B/CR/00651/REP; DTI/Pub URN 01/780

D1 - Technical reports: non-confidential

Christian, D. G. and Riche, A. B. 2001. Evaluating grasses as a long-term energy resource. ETSU B/CR/00651/REP; DTI/Pub URN 01/780.

Effects of incorporating different amounts of straw on growth, diseases and yield of consecutive crops of winter wheat grown on contrasting soil types

A - Papers appearing in refereed journals

Jenkyn, J. F., Christian, D. G., Bacon, E. T. G., Gutteridge, R. J. and Todd, A. D. 2001. Effects of incorporating different amounts of straw on growth, diseases and yield of consecutive crops of winter wheat grown on contrasting soil types. The Journal of Agricultural Science. 136, pp. 1-14. https://doi.org/10.1017/S0021859600008558

Switch-on to grass

C1 - Edited contributions to conferences/learned societies

Christian, D. G. 2000. Switch-on to grass. British Association for the Advancement of Science Conference Shaping the Future Together, September 2000 .

Harmonic radar: progress in the use of this new technique to study bee flight

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Osborne, J. L., Riley, J. R., Smith, A. D., Reynolds, D. R., Carreck, N. L. and Poppy, G. M. 2000. Harmonic radar: progress in the use of this new technique to study bee flight. Proceedings 6th International Conference on Apiculture in Tropical Climates, Costa Rica, 13-19 August 1996 . International Bee Research Association - IBRA. pp. 135-139

The use of honey bees to disseminate an insect pathogenic fungus for control of insect pests on oilseed rape

C1 - Edited contributions to conferences/learned societies

Carreck, N. L., Butt, T. M., Ibrahim, L., Pell, J. K. and Williams, I. H. 2000. The use of honey bees to disseminate an insect pathogenic fungus for control of insect pests on oilseed rape. International Federation of Beekeepers' Associations.

The economic value of bees in the UK (Beekeeping in a Nutshell No. 51)

G - Articles in popular magazines and other technical publications

Carreck, N. L. and Williams, I. H. 2000. The economic value of bees in the UK (Beekeeping in a Nutshell No. 51).

Changing forage for bees (Beekeeping in a Nutshell No. 53)

G - Articles in popular magazines and other technical publications

Carreck, N. L. 2000. Changing forage for bees (Beekeeping in a Nutshell No. 53).

Phosphate losses through field drains in a heavy cultivated soil

C2 - Non-edited contributions to conferences

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

Evaluating grasses for their potential as biomass energy crops

G - Articles in popular magazines and other technical publications

Christian, D. G. 2000. Evaluating grasses for their potential as biomass energy crops. ARIA newsletter. 2000, pp. 18-23.

The use of honey bees to disseminate an insect pathogenic fungus for control of insect pests on oilseed rape

G - Articles in popular magazines and other technical publications

Carreck, N. L. 2000. The use of honey bees to disseminate an insect pathogenic fungus for control of insect pests on oilseed rape. Australasian beekeeper. 101, pp. 302-304.

Assessment of tillage strategies to decrease nitrate leaching in the Brimstone Farm Experiment, Oxfordshire, UK

A - Papers appearing in refereed journals

Catt, J. A., Howse, K. R., Christian, D. G., Lane, P. W., Harris, G. L. and Goss, M. J. 2000. Assessment of tillage strategies to decrease nitrate leaching in the Brimstone Farm Experiment, Oxfordshire, UK. Soil & Tillage Research. 53 (3-4), pp. 185-200. https://doi.org/10.1016/S0167-1987(99)00105-1

Phosphate losses through field drains in a heavy cultivated soil

A - Papers appearing in refereed journals

Addiscott, T. M., Brockie, D., Catt, J. A., Christian, D. G., Harris, G. L., Howse, K. R., Mirza, N. A. and Pepper, T. J. 2000. Phosphate losses through field drains in a heavy cultivated soil. Journal of Environmental Quality. 29 (2), pp. 522-532. https://doi.org/10.2134/jeq2000.00472425002900020021x

Evaluation of some herbaceous grasses as biomass crops in southern England

C1 - Edited contributions to conferences/learned societies

Christian, D. G., Riche, A. B. and Yates, N. E. 1999. Evaluation of some herbaceous grasses as biomass crops in southern England. Kontturi, M., Pithan, K., Topi-Hulmi, M., Sankari, H., Sahramaa, M., Partala, A., Pahkala, K., Christiansen, J. and Mela, T. (ed.) Proceedings Alternative Crops for Sustainable Agriculture: Research Progress COST 814, Turku, Finland, 13-15 June 1999 . European Commission, Luxembourg. pp. 58-69

Switchgrass (Panicum virgatum L.) varieties in Europe

C1 - Edited contributions to conferences/learned societies

Elbersen, H. W., De Klerk-Engels, B. and Christian, D. G. 1999. Switchgrass (Panicum virgatum L.) varieties in Europe. Proceedings Conference on Energy and Agriculture towards the Third Millennium, Athens, June 1999 . pp. 92-98

Monitoring the growth and yield of crops grown as biofuels (ETSU B/W2/00548/11/REP)

D1 - Technical reports: non-confidential

Christian, D. G., Riche, A. B. and Yates, N. E. 1999. Monitoring the growth and yield of crops grown as biofuels (ETSU B/W2/00548/11/REP). DTI, London.

Over what distances do honey bees fly to GM and conventional oilseed rape?

C2 - Non-edited contributions to conferences

Osborne, J. L., Carreck, N. L., Herrmann, D. and Williams, I. H. 1999. Over what distances do honey bees fly to GM and conventional oilseed rape? Abstracts British Ecological Society Winter and Annual General Meeting, Leeds, 20-22 December 1999 . pp. 72

Understanding virus prevalence and transmission in the presence of Varroa jacobsoni

C2 - Non-edited contributions to conferences

Ball, B. V., Martin, S. J. and Carreck, N. L. 1999. Understanding virus prevalence and transmission in the presence of Varroa jacobsoni. Abstracts 35th Apimondia Congress, Vancouver, 12-18 September 1999 .

Tracking bees with radar

A - Papers appearing in refereed journals

Carreck, N. L., Osborne, J. L., Capaldi, E. A. and Riley, J. R. 1999. Tracking bees with radar. Bee World. 80 (3), pp. 124-131. https://doi.org/10.1080/0005772X.1999.11099441

Establishing fuel specifications of non-wood biomass crops (ETSU B/U1/00612/REP)

D1 - Technical reports: non-confidential

Christian, D. G. and Riche, A. B. 1999. Establishing fuel specifications of non-wood biomass crops (ETSU B/U1/00612/REP). DTI, London.

Interactions of straw disposal methods and direct drilling or cultivations on winter wheat (Triticum aestivum ) grown on a clay soil

A - Papers appearing in refereed journals

Christian, D. G., Bacon, E. T. G., Brockie, D., Glen, D., Gutteridge, R. J. and Jenkyn, J. F. 1999. Interactions of straw disposal methods and direct drilling or cultivations on winter wheat (Triticum aestivum ) grown on a clay soil. Journal of Agricultural Engineering Research. 73 (3), pp. 297-309. https://doi.org/10.1006/jaer.1999.0423

Temporal and geographical variation in the virus infections of bees infested by Varroa jacobsoni

C2 - Non-edited contributions to conferences

Carreck, N. L., Ball, B. V. and Allen, M. F. 1999. Temporal and geographical variation in the virus infections of bees infested by Varroa jacobsoni. Proceedings 36th International Apicultural Congress, Vancouver, 12-18 September 1999 . pp. 229

The use of honey bees to disseminate an insect pathogenic fungus for control of insect pests on oilseed rape

C2 - Non-edited contributions to conferences

Carreck, N. L., Butt, T. M., Ibrahim, L., Pell, J. K. and Williams, I. H. 1999. The use of honey bees to disseminate an insect pathogenic fungus for control of insect pests on oilseed rape. Proceedings 36th International Apicultural Congress, Vancouver, 12-18 September 1999 . pp. 236-237

Enhancing farmland for insect pollinators using flower mixtures

C1 - Edited contributions to conferences/learned societies

Carreck, N. L., Williams, I. H. and Oakley, J. N. 1999. Enhancing farmland for insect pollinators using flower mixtures. Field Margins and Buffer Zones: Ecology, Management and Policy. Aspects of Applied Biology 54 . Association of Applied Biologists (AAB). pp. 101-108

Honey bee mediated infection of pollen beetle (Meligethes aeneus Fab.) by the insect-pathogenic fungus, Metarhizium anisopliae

C2 - Non-edited contributions to conferences

Butt, T. M., Carreck, N. L., Ibrahim, L. and Williams, I. H. 1999. Honey bee mediated infection of pollen beetle (Meligethes aeneus Fab.) by the insect-pathogenic fungus, Metarhizium anisopliae. Abstracts Symposium on Biological Control Agents in Crop and Animal Protection, Swansea, 24-28 August 1999 .

Changing nectar sources for honey bees in the UK

C1 - Edited contributions to conferences/learned societies

Carreck, N. L. 1999. Changing nectar sources for honey bees in the UK. Proceedings 35th International Apicultural Congress, Antwerp, 1-6 September 1997 . pp. 282-286

The economic value of bees in the UK

G - Articles in popular magazines and other technical publications

Carreck, N. L. and Williams, I. H. 1999. The economic value of bees in the UK. Bee Farmers' Association Bulletin. 317, pp. 21-28. https://doi.org/10.1080/0005772X.1998.11099393

Radar tracking of bees at IACR-Rothamsted

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1999. Radar tracking of bees at IACR-Rothamsted. BBKA News. 119, pp. 10-11.

Varroa research at IACR-Rothamsted: progress and prospects

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1999. Varroa research at IACR-Rothamsted: progress and prospects. Scottish Beekeeper. 76, pp. 20-22.

Update on research on Varroa jacobsoni at Rothamsted

A - Papers appearing in refereed journals

Carreck, N. L. 1998. Update on research on Varroa jacobsoni at Rothamsted. BBKA News.

Bee-mediated control of pollen beetles by Metarhizium anisopilae

C2 - Non-edited contributions to conferences

Carreck, N. L., Butt, T. M., Ibrahim, L. and Williams, I. H. 1998. Bee-mediated control of pollen beetles by Metarhizium anisopilae. Abstracts International Symposium on the Future of Fungi in the Control of Pests, Weeds and Diseases, Southampton, 5-9 April 1998 . pp. 106

Nitrate leaching: modifying the loss from mineralized organic matter

A - Papers appearing in refereed journals

Goss, M. J., Howse, K. R., Christian, D. G., Catt, J. A. and Pepper, T. J. 1998. Nitrate leaching: modifying the loss from mineralized organic matter. European Journal of Soil Science. 49 (4), pp. 649-659. https://doi.org/10.1046/j.1365-2389.1998.4940649.x

Growing switchgrass for energy and fibre in Europe

C2 - Non-edited contributions to conferences

Elbersen, H. W., Christian, D. G., El Bassam, N. E. and De Klerk-Engels, B. 1998. Growing switchgrass for energy and fibre in Europe.

Honey-bee-mediated infection of pollen beetle (Meligethes aeneus Fab.) by the insect-pathogenic fungus, Metarhizium anisopliae

A - Papers appearing in refereed journals

Butt, T. M., Carreck, N. L., Ibrahim, L. and Williams, I. H. 1998. Honey-bee-mediated infection of pollen beetle (Meligethes aeneus Fab.) by the insect-pathogenic fungus, Metarhizium anisopliae. Biocontrol Science and Technology. 8, pp. 533-538.

The economic value of bees in the UK

A - Papers appearing in refereed journals

Carreck, N. L. and Williams, I. H. 1998. The economic value of bees in the UK. Bee World. 79, pp. 115-123. https://doi.org/10.1080/0005772X.1998.11099393

Varroa research at IACR-Rothamsted: progress and prospects

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1998. Varroa research at IACR-Rothamsted: progress and prospects. Bee Craft. 80, pp. 198-202.

Tolerance of honey bees to Varroa jacobsoni : a review

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1998. Tolerance of honey bees to Varroa jacobsoni : a review. Beekeepers Quarterly. 54, pp. 24-27.

Nutrient requirement and cycling in energy crops

C1 - Edited contributions to conferences/learned societies

Christian, D. G., Riche, A. B. and Yates, N. E. 1998. Nutrient requirement and cycling in energy crops. elBassam, N. (ed.) Sustainable agriculture for food, energy and industry . James & James, London. pp. 799-804

Nitrate leaching losses under Miscanthus grass planted on a silty clay loam soil

A - Papers appearing in refereed journals

Christian, D. G. and Riche, A. B. 1998. Nitrate leaching losses under Miscanthus grass planted on a silty clay loam soil. Soil Use and Management. 14 (3), pp. 131-135.

Strategies to decrease nitrate leaching in the Brimstone Farm Experiment, Oxfordshire, UK, 1988-1993: the effect of winter cover crops and unfertilised grass leys

A - Papers appearing in refereed journals

Catt, J. A., Howse, K. R., Christian, D. G., Lane, P. W., Harris, G. L. and Goss, M. J. 1998. Strategies to decrease nitrate leaching in the Brimstone Farm Experiment, Oxfordshire, UK, 1988-1993: the effect of winter cover crops and unfertilised grass leys. Plant and Soil. 203 (1), pp. 57-69. https://doi.org/10.1023/A:1004389426718

Strategies to decrease nitrate leaching in the Brimstone Farm Experiment, Oxfordshire, UK, 1988-93: the effect of straw incorporation

A - Papers appearing in refereed journals

Catt, J. A., Howse, K. R., Christian, D. G., Lane, P. W., Harris, G. L. and Goss, M. J. 1998. Strategies to decrease nitrate leaching in the Brimstone Farm Experiment, Oxfordshire, UK, 1988-93: the effect of straw incorporation. The Journal of Agricultural Science. 131, pp. 309-319. https://doi.org/10.1017/S0021859698005905

Switchgrass (Panicum virgatum L.)

D1 - Technical reports: non-confidential

Christian, D. G. and Elbersen, H. W. 1998. Switchgrass (Panicum virgatum L.). James & James, London.

Cordgrass (Spartina spp.)

D1 - Technical reports: non-confidential

Christian, D. G. 1998. Cordgrass (Spartina spp.). James & James, London.

Varroa and viruses: progress and prospects

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1998. Varroa and viruses: progress and prospects. Welsh Beekeeper. 120, pp. 6-8.

Varroa and viruses

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1998. Varroa and viruses. Irish Beekeeper. 53, pp. 18-20.

Recent Rothamsted research on varroa and viruses

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1998. Recent Rothamsted research on varroa and viruses. Bee Biz. No. 7, pp. 34-36.

Field studies of Varroa jacobsoni and secondary infections in the UK

C2 - Non-edited contributions to conferences

Carreck, N. L., Ball, B. V. and Allen, M. F. 1997. Field studies of Varroa jacobsoni and secondary infections in the UK. Proceedings 35th International Apicultural Congress, Antwerp, 1-6 September 1997 . pp. 203

Varroa jacobsoni and honeybee virus infections: implications for control strategies

C2 - Non-edited contributions to conferences

Ball, B. V., Carreck, N. L. and Allen, M. F. 1997. Varroa jacobsoni and honeybee virus infections: implications for control strategies. Proceedings 35th International Apiculture Congress, Antwerp, 1-6 September 1997 . pp. 177

The establishment of cover crops by reduced cultivation, direct drilling and pre-harvest sowing and the effect on the yield of the following crop

C1 - Edited contributions to conferences/learned societies

Christian, D. G. and Yates, N. E. 1997. The establishment of cover crops by reduced cultivation, direct drilling and pre-harvest sowing and the effect on the yield of the following crop. Tebrugge, F. and Bohrnsen, A. (ed.) Experiences with the Application of No-tillage Crop Production in the West European Countries: Proceedings of 4th EC Workshop , Boigneville, 12-14 May 1997 . Wissenschaftlicher Fachverlag Dr Fleck, Langgons. pp. 5-15

The movement of honey bee colonies for crop pollination and honey production by beekeepers in Great Britain

A - Papers appearing in refereed journals

Carreck, N. L., Williams, I. H. and Little, D. J. 1997. The movement of honey bee colonies for crop pollination and honey production by beekeepers in Great Britain. Bee World. 78, pp. 67-77.

The bees' knees

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1997. The bees' knees. Science Matters. 18, p. 6.

The use of isoenzyme markers to determine pollen flow and seed paternity mediated by Apis mellifera and Bombus spp. in Trifolium repens , a self-incompatible plant species

A - Papers appearing in refereed journals

Michaelson-Yeates, T. P. T., Marshall, A. H., Williams, I. H., Carreck, N. L. and Simpkins, J. R. 1997. The use of isoenzyme markers to determine pollen flow and seed paternity mediated by Apis mellifera and Bombus spp. in Trifolium repens , a self-incompatible plant species. Journal of Apicultural Research. 36, pp. 57-62.

Uptake of nitrogen by Miscanthus

C1 - Edited contributions to conferences/learned societies

Christian, D. G. and Riche, A. B. 1997. Uptake of nitrogen by Miscanthus. Biewinga, E. E. and vanderBijl, G. (ed.) Proceedings Conference on the Environmental Impact of Biomass for Energy, Noordwijkerhout, 4-5 November 1996 . Centre for Agriculture and Environment, Utrecht. pp. 71-72

Nitrate leaching under Miscanthus grass

C1 - Edited contributions to conferences/learned societies

Christian, D. G., Riche, A. B. and Yates, N. E. 1997. Nitrate leaching under Miscanthus grass. Biewinga, E. E. and vanderBijl, G. (ed.) Proceedings Conference on the Environmental Impact of Biomass for Energy, Noordwijkerhout, 4-5 November 1996 . Centre for Agriculture and Environment, Utrecht. pp. 69-70

A study of grain dormancy and viability in spring barley

A - Papers appearing in refereed journals

Carreck, N. L. and Christian, D. G. 1997. A study of grain dormancy and viability in spring barley. European Journal of Agronomy. 6, pp. 155-161.

Current bee research at Rothamsted

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1997. Current bee research at Rothamsted.

Observations on two commercial flower mixtures as food sources for beneficial insects in the UK

A - Papers appearing in refereed journals

Carreck, N. L. and Williams, I. H. 1997. Observations on two commercial flower mixtures as food sources for beneficial insects in the UK. The Journal of Agricultural Science. 128 (4), pp. 397-403. https://doi.org/10.1017/S0021859697004279

Recent research on varroa and viruses at Rothamsted

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1997. Recent research on varroa and viruses at Rothamsted. Newyddlen Cymdeithas Gwenynwyr/Welsh Beekeepers' Association Bulletin. 117, pp. 32-38.

Changing countryside - changing forage for bees (parts 1 & 2)

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1997. Changing countryside - changing forage for bees (parts 1 & 2). Bee Craft. 79, pp. 180-185.

Changing countryside - changing forage for bees

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1997. Changing countryside - changing forage for bees. Beekeeping. 63, pp. 60-63.

Harmonic radar: a new technique for investigating bumblebee and honey bee foraging flight

C1 - Edited contributions to conferences/learned societies

Osborne, J. L., Williams, I. H., Carreck, N. L., Poppy, G. M., Riley, J. R., Smith, A. D., Reynolds, D. R. and Edwards, A. S. 1997. Harmonic radar: a new technique for investigating bumblebee and honey bee foraging flight. International Society of Horticultural Science (ISHS).

The agronomy of some herbaceous crops grown for energy in Southern England

C1 - Edited contributions to conferences/learned societies

Christian, D. G., Bullard, M. J. and Wilkins, C. 1997. The agronomy of some herbaceous crops grown for energy in Southern England. Biomass and Energy Crops. Aspects of Applied Biology 49 . pp. 41-51

The recovery of 15N-labelled fertilizer applied to Miscanthus x giganteus

A - Papers appearing in refereed journals

Christian, D. G., Poulton, P. R., Riche, A. B. and Yates, N. E. 1997. The recovery of 15N-labelled fertilizer applied to Miscanthus x giganteus. Biomass & Bioenergy. 12 (1), pp. 21-24. https://doi.org/10.1016/S0961-9534(96)00060-8

Update on research on Varroa jacobsoni at Rothamsted (part 2)

A - Papers appearing in refereed journals

Carreck, N. L. 1996. Update on research on Varroa jacobsoni at Rothamsted (part 2). Scottish Beekeeper. 73 (10), pp. 232-234.

The use of harmonic radar to track insects flying at low altitude

C2 - Non-edited contributions to conferences

Riley, J. R., Smith, A. D., Reynolds, D. R., Edwards, A., Osborne, J. L., Williams, I. H., Carreck, N. L. and Poppy, G. M. 1996. The use of harmonic radar to track insects flying at low altitude. In Abstracts 5th European Conference on Wildlife Telemetry, Strasbourg, August 1996 .

Nutrient demand and translocation processes of Miscanthus x giganteus

C1 - Edited contributions to conferences/learned societies

Jodl, S., Hotz, A. and Christian, D. G. 1996. Nutrient demand and translocation processes of Miscanthus x giganteus. Proceedings 9th European Bioenergy Conference, Copenhagen, 24-27 June 1996 . pp. 517-522

Strategies to control volunteer cereals in cereal rotations

C1 - Edited contributions to conferences/learned societies

Christian, D. G. and Carreck, N. L. 1996. Strategies to control volunteer cereals in cereal rotations. Tebrugge, F. and Bohrnsen, A. (ed.) Proceedings 3rd EC Workshop on Experience with the Applicability of No-Tillage Crop Production in the West European Countries, Euora, 1-2 April 1996 . Wissenschaftlicher Fachverlag Dr Fleck, Langgons. pp. 31-41

Harmonic radar: a new technique for investigating bumble bee and honey bee foraging flight

C2 - Non-edited contributions to conferences

Osborne, J. L., Williams, I. H., Carreck, N. L., Poppy, G. M., Riley, J. R., Smith, A. D., Reynolds, D. R. and Edwards, A. 1996. Harmonic radar: a new technique for investigating bumble bee and honey bee foraging flight. Abstracts 7th International Pollination Symposium, Lethbridge, Canada, 23-28 June 1996 .

The Rothamsted/Bee Farmers' Association pollination practice survey

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1996. The Rothamsted/Bee Farmers' Association pollination practice survey. Bee Farmers' Association Bulletin. 298, pp. 8-9.

Colony losses and Varroa jacobsoni

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1996. Colony losses and Varroa jacobsoni. Bee Farmers' Association Bulletin. 297, pp. 8-9.

We're on your trail! Using harmonic radar to track flying bees

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1996. We're on your trail! Using harmonic radar to track flying bees. Bee Biz. No. 3, p. 28.

Recent research on varroa and viruses at Rothamsted

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1996. Recent research on varroa and viruses at Rothamsted. British Beekeepers' Association News. 99, pp. 55-58.

Mineralization of cover crop N: its contribution to subsequent crop N uptake and losses

C1 - Edited contributions to conferences/learned societies

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1996. Mineralization of cover crop N: its contribution to subsequent crop N uptake and losses. Proceedings 2nd EC Concerted Action on Cover Crops (CA 2108), Gumpenstein, Austria, 4-7 November 1996 .

Update on research on Varroa jacobsoni at Rothamsted (part 1)

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1996. Update on research on Varroa jacobsoni at Rothamsted (part 1). Scottish Beekeeper. 73 (9), pp. 222-233.

Tracking bees with harmonic radar

A - Papers appearing in refereed journals

Riley, J. R., Smith, A. D., Reynolds, D. R., Edwards, A. S., Osborne, J. L., Williams, I. H., Carreck, N. L. and Poppy, G. M. 1996. Tracking bees with harmonic radar. Nature. 379 (6560), pp. 29-30. https://doi.org/10.1038/379029b0

The use of harmonic radar to track flying bees

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1996. The use of harmonic radar to track flying bees. Bee Craft. 78, pp. 104-109.

Update on research on Varroa jacobsonii at Rothamsted

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1996. Update on research on Varroa jacobsonii at Rothamsted. Irish Beekeeper. 51, pp. 60-63.

Evaluating grasses as a biomass resource for energy - some preliminary results

C1 - Edited contributions to conferences/learned societies

Christian, D. G. 1995. Evaluating grasses as a biomass resource for energy - some preliminary results.

Straw incorporation by different tillage systems on heavy clay soils in southern England

C1 - Edited contributions to conferences/learned societies

Christian, D. G. and Bacon, E. T. G. 1995. Straw incorporation by different tillage systems on heavy clay soils in southern England. Tebrugge, F. (ed.) Proceedings 2nd EC Workshop on Experience with the Applicability of No-Tillage Crop Production in the West European Countries, Silsoe, 15-17 May 1995 . Wissenschaftlicher Fachverlag Dr Fleck, Langgons. pp. 101-110

Varroa research at Rothamsted

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1995. Varroa research at Rothamsted. Scottish Beekeeper. 72, pp. 173-175.

Mineralization of cover crop N: its contribution to subsequent crop N uptake and losses

C1 - Edited contributions to conferences/learned societies

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1995. Mineralization of cover crop N: its contribution to subsequent crop N uptake and losses. Proceedings 1st EC Concerted Action on Cover Crops (CA 2108), Wageningen, May 1995 .

Effects of cover crops on soil N transformations and losses from arable land

C2 - Non-edited contributions to conferences

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1995. Effects of cover crops on soil N transformations and losses from arable land. Proceedings of the ARIA Nitrate Workshop, Rothamsted, 25 January 1995 .

Effects of incorporating or burning straw, and of different cultivation systems, on winter wheat grown on two soil types, 1985-91

A - Papers appearing in refereed journals

Prew, R. D., Ashby, J. E., Bacon, E. T. G., Christian, D. G., Gutteridge, R. J., Jenkyn, J. F., Powell, W. and Todd, A. D. 1995. Effects of incorporating or burning straw, and of different cultivation systems, on winter wheat grown on two soil types, 1985-91. The Journal of Agricultural Science. 124 (2), pp. 173-194. https://doi.org/10.1017/S0021859600072853

Research in the pollination ecology group at Rothamsted, Part 1 - The pollination requirements of arable crops

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1995. Research in the pollination ecology group at Rothamsted, Part 1 - The pollination requirements of arable crops. Bee Craft. 77, pp. 103-108.

Research in the pollination ecology group at Rothamsted, Part 2 - Bee forage crops and other bee related studies

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1995. Research in the pollination ecology group at Rothamsted, Part 2 - Bee forage crops and other bee related studies. Bee Craft. 77, pp. 141-143.

Varroa research at Rothamsted

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1995. Varroa research at Rothamsted. British Beekeepers' Association News. 98, p. 4.

Effects of cover crops on soil N transformations and losses from arable land

C2 - Non-edited contributions to conferences

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1994. Effects of cover crops on soil N transformations and losses from arable land. Abstracts 8th Nitrogen Workshop, University of Ghent, 5-8 September 1994 .

Quantifying the yield of perennial grasses grown as a biofuel for energy generation

A - Papers appearing in refereed journals

Christian, D. G. 1994. Quantifying the yield of perennial grasses grown as a biofuel for energy generation. Renewable Energy. 5, pp. 762-766.

Land use changes and honey bee forage plants

B - Book chapters etc edited externally

Williams, I. H. and Carreck, N. L. 1994. Land use changes and honey bee forage plants. in: Matheson, A. (ed.) Forage for bees in an agricultural landscape International Bee Research Association, (IBRA), Cardiff. pp. 7-20

Laboratory testing of a mycopesticide on non-target organisms: the effects of an oil formulation of Metarhizium flavoviride applied to Apis mellifera

A - Papers appearing in refereed journals

Ball, B. V., Pye, B. J., Carreck, N. L., Moore, D. and Bateman, R. P. 1994. Laboratory testing of a mycopesticide on non-target organisms: the effects of an oil formulation of Metarhizium flavoviride applied to Apis mellifera. Biocontrol Science and Technology. 4, pp. 289-296.

First report of barley yellow dwarf luteovirus on Miscanthus in the United Kingdom

A - Papers appearing in refereed journals

Christian, D. G., Lamptey, J. N. L., Forde, S. M. D. and Plumb, R. T. 1994. First report of barley yellow dwarf luteovirus on Miscanthus in the United Kingdom. European Journal of Plant Pathology. 100, pp. 167-170.

The effect of ploughing, direct drilling and minimal cultivation on drained and undrained land on yield and nitrogen uptake of crops grown on clay soil, 1979-1992

C1 - Edited contributions to conferences/learned societies

Christian, D. G., Bacon, E. T. G., Howse, K. R., Catt, J. A., Brockie, D. and Harris, G. L. 1994. The effect of ploughing, direct drilling and minimal cultivation on drained and undrained land on yield and nitrogen uptake of crops grown on clay soil, 1979-1992. Schjonning, P., Madsen, K. B., Mikkelsen, S. A. and Jensen, H. E. (ed.) Soil Tillage for Crop Production and Protection of the Environment: Proceedings 13th International Conference of the International Soil Tillage Research Organization, Aalborg, July 1994 .

The Rothamsted Varroa project

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1994. The Rothamsted Varroa project. Bee Craft. 76, pp. 209-213.

British beekeeping practice and honey sources in the nineteen eighties

G - Articles in popular magazines and other technical publications

Carreck, N. L. 1994. British beekeeping practice and honey sources in the nineteen eighties. Bee Craft. 76, pp. 151-155.

Effects of cover crops on soil N transformations and losses from arable land

C2 - Non-edited contributions to conferences

Macdonald, A. J., Poulton, P. R., Christian, D. G. and Howe, M. T. 1993. Effects of cover crops on soil N transformations and losses from arable land. Abstracts AFRC Meeting on Nitrogen Metabolism in Plants and Soil, Silsoe College, December 1993 .

Nectar sources for honey bees and the movement of honey bee colonies for crop pollination and honey production in England

A - Papers appearing in refereed journals

Williams, I. H., Carreck, N. L. and Little, D. 1993. Nectar sources for honey bees and the movement of honey bee colonies for crop pollination and honey production in England. Bee World. 74, pp. 160-175.

Reduced cultivation and direct drilling for cereals in Great Britain

B - Book chapters etc edited externally

Christian, D. G. and Ball, B. C. 1993. Reduced cultivation and direct drilling for cereals in Great Britain. in: Carter, M. R. (ed.) Conservation tillage in temperate agroecosystems Lewis Publishers, Boca Raton, Florida. pp. 117-140

The effect of the previous crop on the growth, nitrogen uptake and yield of winter barley intended for malting

A - Papers appearing in refereed journals

Carreck, N. L. and Christian, D. G. 1993. The effect of the previous crop on the growth, nitrogen uptake and yield of winter barley intended for malting. Journal of the Science of Food and Agriculture. 62 (2), pp. 137-145. https://doi.org/10.1002/jsfa.2740620206

New uses for old crops

C1 - Edited contributions to conferences/learned societies

Christian, D. G. 1993. New uses for old crops. Summary Notes Natural History Museum Schools Conference on Human Use of Plants, London, June 1993 .

Miscanthus - fuel crop for the future?

G - Articles in popular magazines and other technical publications

Christian, D. G. 1993. Miscanthus - fuel crop for the future? AFRC News. July 1993, p. 7.

Losses of nitrate-nitrogen in water draining from under autumn-sown crops established by direct drilling or mouldboard ploughing

A - Papers appearing in refereed journals

Goss, M. J., Howse, K. R., Lane, P. W., Christian, D. G. and Harris, G. L. 1993. Losses of nitrate-nitrogen in water draining from under autumn-sown crops established by direct drilling or mouldboard ploughing. Journal of Soil Science. 44 (1), pp. 35-48.

Rothamsted: cradle of agricultural and apicultural research 2. Bee research achievements

G - Articles in popular magazines and other technical publications

Williams, I. H., Ball, B. V., Tomkins, P. W. and Carreck, N. L. 1993. Rothamsted: cradle of agricultural and apicultural research 2. Bee research achievements. Bee World. 74, pp. 61-74. https://doi.org/10.1080/0005772X.1993.11099160

The effect of reduced cultivation, ploughing and herbicides on the occurrence of volunteer cereal grains in winter wheat and barley

C1 - Edited contributions to conferences/learned societies

Christian, D. G. 1993. The effect of reduced cultivation, ploughing and herbicides on the occurrence of volunteer cereal grains in winter wheat and barley. Volunteer Crops as Weeds. Aspects of Applied Biology .

Evaluation of drainage, cultivation and crop management on the leaching of nitrate under arable crops on a clay soil

C2 - Non-edited contributions to conferences

Christian, D. G., Catt, J. A., Howse, K. R., Harris, G. L. and Goss, M. J. 1992. Evaluation of drainage, cultivation and crop management on the leaching of nitrate under arable crops on a clay soil.

Pesticide application and deposition - their importance to pesticide leaching to surface water

C1 - Edited contributions to conferences/learned societies

Harris, G. L., Turnbull, A. B., Gilbert, A. J., Christian, D. G. and Mason, D. J. 1992. Pesticide application and deposition - their importance to pesticide leaching to surface water. Proceedings Brighton Crop Protection Conference - Pests and Diseases,1992 . pp. 477-486

Nitrogen uptake by cover crops

C1 - Edited contributions to conferences/learned societies

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

The effectiveness of winter cover crops in minimising nitrogen leaching loss

C1 - Edited contributions to conferences/learned societies

Webster, C. P., Macdonald, A. J., Poulton, P. R. and Christian, D. G. 1992. The effectiveness of winter cover crops in minimising nitrogen leaching loss. Scaife, A. (ed.) Proceedings Second Congress of the European Society for Agronomy, Warwick University, 23-28 August 1992. European Society for Agronomy, Wellesbourne. pp. 380-381

Strategies to reduce nitrate leaching by crop rotation, minimal cultivation and straw incorporation in the Brimstone Farm Experiment, Oxfordshire

C1 - Edited contributions to conferences/learned societies

Catt, J. A., Christian, D. G., Goss, M. J., Harris, G. L. and Howse, K. R. 1992. Strategies to reduce nitrate leaching by crop rotation, minimal cultivation and straw incorporation in the Brimstone Farm Experiment, Oxfordshire. Nitrate and Farming Systems. Aspects of Applied Biology .

N uptake by barley related to malting quality

D1 - Technical reports: non-confidential

Carreck, N. L. and Christian, D. G. 1992. N uptake by barley related to malting quality. Home Grown Cereals Authority (HGCA).

The effects of straw disposal and depth of cultivation on the growth, nutrient uptake and yield of winter wheat on a clay and a silt soil

A - Papers appearing in refereed journals

Christian, D. G. and Bacon, E. T. G. 1991. The effects of straw disposal and depth of cultivation on the growth, nutrient uptake and yield of winter wheat on a clay and a silt soil. Soil Use and Management. 7 (4), pp. 217-222. https://doi.org/10.1111/j.1475-2743.1991.tb00877.x

Studies on the patterns of nitrogen uptake and translocation to the grain of winter barley intended for malting

A - Papers appearing in refereed journals

Carreck, N. L. and Christian, D. G. 1991. Studies on the patterns of nitrogen uptake and translocation to the grain of winter barley intended for malting. Annals of Applied Biology - AAB. 119 (3), pp. 549-559. https://doi.org/10.1111/j.1744-7348.1991.tb04894.x

Crop yield and uptake of nitrogen

C1 - Edited contributions to conferences/learned societies

Christian, D. G. 1991. Crop yield and uptake of nitrogen. Catt, J. A. (ed.) The Brimstone Experiment: Proceedings of a Conference on Collaborative Work by ADAS Field Drainage Experimental Unit and Rothamsted Experimental Station, 15-16 October, 1991. Lawes Agricultural Trust, (LAT) Harpenden. pp. 41-53

Some effects of straw residues and cultivation system on tillering in winter wheat

A - Papers appearing in refereed journals

Bacon, E. T. G. and Christian, D. G. 1991. Some effects of straw residues and cultivation system on tillering in winter wheat. Journal of the Science of Food and Agriculture. 54 (1), pp. 61-69. https://doi.org/10.1002/jsfa.2740540108

Growing barley for malting - a review (HGCA Project 0025/1/87)

D1 - Technical reports: non-confidential

Carreck, N. L. and Christian, D. G. 1990. Growing barley for malting - a review (HGCA Project 0025/1/87).

A long-term comparison of ploughing, tine cultivation and direct drilling on the growth and yield of winter cereals and oilseed rape on clayey and silty soils

A - Papers appearing in refereed journals

Christian, D. G. and Bacon, E. T. G. 1990. A long-term comparison of ploughing, tine cultivation and direct drilling on the growth and yield of winter cereals and oilseed rape on clayey and silty soils. Soil & Tillage Research. 18, pp. 311-331.

The dynamics of nitrogen accumulation in barley grain and malting quality.

G - Articles in popular magazines and other technical publications

Carreck, N. L., Christian, D. G. and Jenkyn, J. F. 1990. The dynamics of nitrogen accumulation in barley grain and malting quality. Ferment. 3, pp. 180-182.

Growing barley for malting - a review.

B - Book chapters etc edited externally

Carreck, N. L. and Christian, D. G. 1989. Growing barley for malting - a review. in: Home Grown Cereals Authority (HGCA).

Establishment and early growth.

B - Book chapters etc edited externally

Christian, D. G. and Bacon, E. T. G. 1988. Establishment and early growth. in: Changing straw disposal practices. R.D. Prew & B.D. Smith eds Home Grown Cereals Authority (HGCA) London. pp. 15-18

The cultivation of clay soil.

C2 - Non-edited contributions to conferences

Goss, M. J., Christian, D. G., Howse, K. R. and Bacon, E. T. G. 1988. The cultivation of clay soil. Cultivations and design . BSRAE Association Members Day Programme. p.37.

Mechanisms by which straw residues can limit the use of simplified tillage for winter wheat.

C2 - Non-edited contributions to conferences

Smallfield, B. M., Goss, M. J. and Christian, D. G. 1988. Mechanisms by which straw residues can limit the use of simplified tillage for winter wheat. Tillage and traffic in crop production. 11th International Conference. International Soil Tillage Research Organization, Edinburgh, 1988. Edinburgh : Scottish Centre for Agricultural Engineering. pp. 863-868

Cultivation systems for clay soils.

C2 - Non-edited contributions to conferences

Goss, M. J., Christian, D. G., Howse, K. R. and Bacon, E. T. G. 1988. Cultivation systems for clay soils. Tillage and traffic in crop production. 11th International Conference. International Soil Tillage Research Organization, Edinburgh, 1988. Edinburgh : Scottish Centre for Agricultural Engineering. pp. 673-678

Straw residue management for autumn-sown cereals grown on a clay soil, 1979-1987

C2 - Non-edited contributions to conferences

Christian, D. G., Bacon, E. T. G., Jenkyn, J. F., Glen, D. M. and Gutteridge, R. J. 1988. Straw residue management for autumn-sown cereals grown on a clay soil, 1979-1987. Tillage and traffic in crop production. 11th International Conference. International Soil Tillage Research Organization, Edinburgh, 1988. Edinburgh : Scottish Centre for Agricultural Engineering. pp. 607-611

The effect of depth of straw incorporation on the growth and yield of winter wheat on a clay and a silt loam soil.

C2 - Non-edited contributions to conferences

Christian, D. G., Bacon, E. T. G., Miller, D. P. and Nash, C. 1988. The effect of depth of straw incorporation on the growth and yield of winter wheat on a clay and a silt loam soil. Tillage and traffic in crop production. 11th International Conference. International Soil Tillage Research Organization, Edinburgh, 1988. Edinburgh : Scottish Centre for Agricultural Engineering. pp. 613-617

A comparison of tine cultivation and ploughing with two methods of straw disposal on the growth, nutrient uptake and yield of winter wheat grown on a clay soil.

A - Papers appearing in refereed journals

Christian, D. G. and Bacon, E. T. G. 1988. A comparison of tine cultivation and ploughing with two methods of straw disposal on the growth, nutrient uptake and yield of winter wheat grown on a clay soil. Soil Use and Management. 4 (2), pp. 51-57. https://doi.org/10.1111/j.1475-2743.1988.tb00736.x

The growth and yield of winter wheat following ten years of continuous ploughing, shallow-tine cultivation or direct drilling on a non-calcareous clay soil.

A - Papers appearing in refereed journals

Ayling, S. M., Bacon, E. T. G., Christian, D. G. and Goss, M. J. 1987. The growth and yield of winter wheat following ten years of continuous ploughing, shallow-tine cultivation or direct drilling on a non-calcareous clay soil. The Journal of Agricultural Science. 108 (2), pp. 335-340. https://doi.org/10.1017/S002185960007934X

Compaction of a silt loam by wheeled agricultural vehicles. II. Effects on growth and yield of direct- drilled winter wheat.

A - Papers appearing in refereed journals

Graham, J. P., Blackwell, P. S., Armstrong, J. V., Christian, D. G., Howse, K. R., Dawson, C. J. and Butler, A. R. 1986. Compaction of a silt loam by wheeled agricultural vehicles. II. Effects on growth and yield of direct- drilled winter wheat. Soil & Tillage Research. 7 (3), pp. 189-203. https://doi.org/10.1016/0167-1987(86)90463-0

Straw incorporation by different tillage systems the effect on growth and yield of winter oats.

A - Papers appearing in refereed journals

Christian, D. G. and Miller, D. P. 1986. Straw incorporation by different tillage systems the effect on growth and yield of winter oats. Soil & Tillage Research. 8, pp. 239-252.

A Study of mole drainage with simplified cultivation for autumn-sown crops on a clay soil. 4. A comparison of direct drilling and mouldboard ploughing on drained and undrained land on root and shoot growth, nutrient uptake and yield.

A - Papers appearing in refereed journals

Cannell, R. Q., Christian, D. G. and Henderson, F. K. G. 1986. A Study of mole drainage with simplified cultivation for autumn-sown crops on a clay soil. 4. A comparison of direct drilling and mouldboard ploughing on drained and undrained land on root and shoot growth, nutrient uptake and yield. Soil & Tillage Research. 7 (3), pp. 251-272. https://doi.org/10.1016/0167-1987(86)90468-X

A study of mole drainage with simplified cultivation for autumn-sown crops on a clay soil 3 Agronomy, root and shoot growth of winter-wheat 1978-80

A - Papers appearing in refereed journals

Ellis, F. B., Christian, D. G., Bragg, P. L., Henderson, F. K. G., Prew, R. D. and Cannell, R. Q. 1984. A study of mole drainage with simplified cultivation for autumn-sown crops on a clay soil 3 Agronomy, root and shoot growth of winter-wheat 1978-80. The Journal of Agricultural Science. 102 (3), pp. 583-594. https://doi.org/10.1017/s002185960004212x