Spatial relationships between a predator and pest infestation in winter rape and releveance to integrated pest management strategies

Warner, D. J., Allen-Williams, L. J., Williams, I. H. and Perry, J. N. 2000. Spatial relationships between a predator and pest infestation in winter rape and releveance to integrated pest management strategies. Abstract Book 1: 21st International Congress of Entomology, Foz do Iguassu, Brazil, 20-26 August 2000 . pp. 94

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A - Papers appearing in refereed journals

Winder, L., Alexander, C. J., Woolley, C., Perry, J. N. and Holland, J. M. 2014. Cereal Aphid Colony Turnover and Persistence in Winter Wheat. PLOS ONE. 9 (9). https://doi.org/10.1371/journal.pone.0106822

Distribution of Meligethes aeneus (F.) and M. viridescens (F.) on cruciferous plants

A - Papers appearing in refereed journals

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Biocontrol-based integrated management of oilseed rape pests

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

Williams, I. H. 2010. Biocontrol-based integrated management of oilseed rape pests. Springer Berlin.

Oilseed rape crop ecology: optimising crop husbandry for conservation biological control and greater biodiversity. Final report on DEFRA project AR0316.

D1 - Technical reports: non-confidential

Ferguson, A. W., Williams, I. H., Cook, S. M., Clark, S. J., Frearson, D. J. T., Holdgate, R., Isger, E. A., Mason, N. S., Watts, N. P. and Todd, A. 2008. Oilseed rape crop ecology: optimising crop husbandry for conservation biological control and greater biodiversity. Final report on DEFRA project AR0316. Department for Environment, Food & Rural Affairs (DEFRA).

Phenologies and diel periodicities of within-crop flight by pests and parasitoids in oilseed rape

C2 - Non-edited contributions to conferences

Ferguson, A. W., Holdgate, R., Mason, N. S., Clark, S. J. and Williams, I. H. 2008. Phenologies and diel periodicities of within-crop flight by pests and parasitoids in oilseed rape. Abstracts IOBC-WPRS, OILB-SROP, Working Group on Integrated Control in Oilseed Crops, Paris, 29 September - 1 October 2008 . pp. 16

Implications for conservation biocontrol of spatio-temporal relationships between carabid beetles and coleopterous pests in winter oilseed rape

A - Papers appearing in refereed journals

Warner, D. J., Allen-Williams, L. J., Warrington, S., Ferguson, A. W. and Williams, I. H. 2008. Implications for conservation biocontrol of spatio-temporal relationships between carabid beetles and coleopterous pests in winter oilseed rape. Agricultural and Forest Entomology. 10 (4), pp. 375-387. https://doi.org/10.1111/j.1461-9563.2008.00391.x

Providing the evidence base for environmental risk assessments of novel farm management practices

A - Papers appearing in refereed journals

Storkey, J., Bohan, D. A., Haughton, A. J., Champion, G. T., Perry, J. N., Poppy, G. M. and Woiwod, I. P. 2008. Providing the evidence base for environmental risk assessments of novel farm management practices. Environmental Science & Policy. 11, pp. 579-587. https://doi.org/10.1016/j.envsci.2008.06.001

A systematic representation of crop rotations

A - Papers appearing in refereed journals

Castellazzi, M. S., Wood, G. A., Burgess, P. J., Morris, J., Conrad, K. F. and Perry, J. N. 2008. A systematic representation of crop rotations. Agricultural Systems. 97, pp. 26-33. https://doi.org/10.1016/j.agsy.2007.10.006

Monoclonal antibodies reveal changes in predator efficiency with prey spatial pattern

A - Papers appearing in refereed journals

Griffiths, G. J. K., Alexander, C. J., Holland, J. M., Kennedy, P. J., Perry, J. N., Symondson, W. O. C. and Winder, L. 2008. Monoclonal antibodies reveal changes in predator efficiency with prey spatial pattern. Molecular Ecology. 17 (7), pp. 1828-1839. https://doi.org/10.1111/j.1365-294X.2007.03682.x

Cost-efficacy in measuring farmland biodiversity - lessons from the Farm Scale Evaluations of genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Qi, A., Perry, J. N., Pidgeon, J. D., Haylock, L. A. and Brooks, D. R. 2008. Cost-efficacy in measuring farmland biodiversity - lessons from the Farm Scale Evaluations of genetically modified herbicide-tolerant crops. Annals of Applied Biology - AAB. 152, pp. 93-101. https://doi.org/10.1111/j.1744-7348.2007.00193.x

National-scale metacommunity dynamics of carabid beetles in UK farmland

A - Papers appearing in refereed journals

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Do cropping system and insecticide use in spring oilseed rape affect the abundance of pollen beetles (Meligethes aeneus Fab.) on the crop?

A - Papers appearing in refereed journals

Veromann, E., Kevvai, R., Luik, A. and Williams, I. H. 2008. Do cropping system and insecticide use in spring oilseed rape affect the abundance of pollen beetles (Meligethes aeneus Fab.) on the crop? International Journal of Pest Management. 54, pp. 1-4. https://doi.org/10.1080/09670870701376374

The implications of genetically modified herbicide-tolerant crops for UK farmland biodiversity: a summary of the results of the Farm Scale Evaluations project

C1 - Edited contributions to conferences/learned societies

Brooks, D. R., Firbank, L. G., Bohan, D. A., Champion, G. T., Clark, S. J., Dewar, A. M., Haughton, A. J., Hawes, C., Heard, M. S., May, M. J., Osborne, J. L., Perry, J. N., Rothery, P., Roy, D. B., Scott, R. J., Squire, G. R. and Woiwod, I. P. 2007. The implications of genetically modified herbicide-tolerant crops for UK farmland biodiversity: a summary of the results of the Farm Scale Evaluations project. Proceedings Open Seminar on the Cultivation of Genetically Modified Crops and Evaluation of Ecological Effects, Tokyo, 3 November 2007 . NIAES, Tsukuba. pp. 29-52

Migration to and dispersal from oilseed rape by the pollen beetle, Meligethes aeneus , in relation to wind direction

A - Papers appearing in refereed journals

Williams, I. H., Frearson, D. J. T., Barari, H. and McCartney, H. A. 2007. Migration to and dispersal from oilseed rape by the pollen beetle, Meligethes aeneus , in relation to wind direction. Agricultural and Forest Entomology. 9 (4), pp. 279-286. https://doi.org/10.1111/j.1461-9563.2007.00343.x

LandSFACTS: software for spatio-temporal allocation of crops to fields

C2 - Non-edited contributions to conferences

Castellazzi, M. S., Matthews, J., Wood, G. A., Burgess, P. J., Conrad, K. F. and Perry, J. N. 2007. LandSFACTS: software for spatio-temporal allocation of crops to fields. Abstracts 6th Biennial Conference of the European Federation of IT in Agriculture, Glasgow, 2-5 July 2007 .

The microspatial distribution of beetles (Coleoptera) on exposed riverine sediments

A - Papers appearing in refereed journals

Bates, A. J., Sadler, J. P., Perry, J. N. and Fowles, A. P. 2007. The microspatial distribution of beetles (Coleoptera) on exposed riverine sediments. European Journal of Entomology. 104, pp. 479-487.

Non-inversion tillage to conserve functional biodiversity for biocontrol of oilseed rape pests

C1 - Edited contributions to conferences/learned societies

Ferguson, A. W., Holdgate, R., Mason, N. S., Clark, S. J. and Williams, I. H. 2007. Non-inversion tillage to conserve functional biodiversity for biocontrol of oilseed rape pests. Proceedings 16th International Plant Protection Congress, Glasgow, 15-18 October 2007 . pp. 818-819

The influence of tillage on biocontrol agents of oilseed rape pests

C2 - Non-edited contributions to conferences

Ferguson, A. W., Holdgate, R., Mason, N. S., Clark, S. J. and Williams, I. H. 2007. The influence of tillage on biocontrol agents of oilseed rape pests. Abstracts Royal Entomological Society National Meeting (Ento 07), Edinburgh, 16-18 July 2007 . pp. 24

The effect [of] host plant characters on parasitism of inflorescence pests of oilseed rape

C2 - Non-edited contributions to conferences

Ferguson, A. W., Frearson, D. J. T., Mason, N. S., Todd, A. D., Clark, S. J. and Williams, I. H. 2007. The effect [of] host plant characters on parasitism of inflorescence pests of oilseed rape. Abstracts Royal Entomological Society National Meeting (Ento 07), Edinburgh, 16-18 July 2007 . pp. 18

The use of pollen cues by free-flying honey bees (Apis mellifera)

C2 - Non-edited contributions to conferences

Cook, S. M., Poppy, G. M. and Williams, I. H. 2007. The use of pollen cues by free-flying honey bees (Apis mellifera). Abstracts 13th Symposium on Insect-Plant Relationships (SIP13), Uppsala, 29 July-2 August 2007 . pp. 152

First field evidence that parasitoids use upwind anemotaxis for host-habitat location

A - Papers appearing in refereed journals

Williams, I. H., Frearson, D. J. T., Barari, H. and McCartney, H. A. 2007. First field evidence that parasitoids use upwind anemotaxis for host-habitat location. Entomologia Experimentalis et Applicata. 123 (3), pp. 299-307. https://doi.org/10.1111/j.1570-7458.2007.00551.x

Farm Scale Evaluations of herbicide-tolerant crops: assessment of within-field variation and sampling methodology for arable weeds

A - Papers appearing in refereed journals

Clark, S. J., Rothery, P., Perry, J. N. and Heard, M. S. 2007. Farm Scale Evaluations of herbicide-tolerant crops: assessment of within-field variation and sampling methodology for arable weeds. Weed Research. 47 (2), pp. 157-163. https://doi.org/10.1111/j.1365-3180.2007.00541.x

Mitigation of indirect environmental effects of GM crops

A - Papers appearing in refereed journals

Pidgeon, J. D., May, M. J., Perry, J. N. and Poppy, G. M. 2007. Mitigation of indirect environmental effects of GM crops. Proceedings of the Royal Society of London Series B Biological Sciences. 274, pp. 1475-1479. https://doi.org/10.1098/rspb.2007.0401

Statistical models to evaluate invertebrate-plant trophic interactions in arable systems

A - Papers appearing in refereed journals

Bohan, D. A., Hawes, C., Haughton, A. J., Denholm, I., Champion, G. T., Perry, J. N. and Clark, S. J. 2007. Statistical models to evaluate invertebrate-plant trophic interactions in arable systems. Bulletin of Entomological Research. 97 (3), pp. 265-280. https://doi.org/10.1017/S0007485307004890

Behavioural and chemical ecology underlying the success of turnip rape (Brassica rapa) trap crops in protecting oilseed rape (Brassica napus) from the pollen beetle (Meligethes aeneus)

A - Papers appearing in refereed journals

Cook, S. M., Rasmussen, H. B., Birkett, M. A., Murray, D. A., Pye, B. J., Watts, N. P. and Williams, I. H. 2007. Behavioural and chemical ecology underlying the success of turnip rape (Brassica rapa) trap crops in protecting oilseed rape (Brassica napus) from the pollen beetle (Meligethes aeneus). Arthropod-Plant Interactions. 1, pp. 57-67. https://doi.org/10.1007/s11829-007-9004-5

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

New measures and tests of temporal and spatial pattern of crops in agricultural landscapes

A - Papers appearing in refereed journals

Castellazzi, M. S., Perry, J. N., Colbach, N., Monod, H., Adamczyk, K., Viaud, V. and Conrad, K. F. 2007. New measures and tests of temporal and spatial pattern of crops in agricultural landscapes. Agriculture, Ecosystems & Environment. 118, pp. 339-349. https://doi.org/10.1016/j.agee.2006.06.003

The influence of petals on numbers of pests and their parasitoids in oilseed rape

C1 - Edited contributions to conferences/learned societies

Frearson, D. J. T., Ferguson, A. W., Laugier, N. and Williams, I. H. 2006. The influence of petals on numbers of pests and their parasitoids in oilseed rape. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Responses of pollen beetles (Meligethes aeneus) to petal colour

C1 - Edited contributions to conferences/learned societies

Cook, S. M., Skellern, M. P., Smith, M. J. and Williams, I. H. 2006. Responses of pollen beetles (Meligethes aeneus) to petal colour.

Determining the sex of insect pests of oilseed rape for behavioural bioassays

C1 - Edited contributions to conferences/learned societies

Cook, S. M., Watts, N. P., Castle, L. M. and Williams, I. H. 2006. Determining the sex of insect pests of oilseed rape for behavioural bioassays.

Responses of pollen beetles (Meligethes aeneus) to conspecific odours

C1 - Edited contributions to conferences/learned societies

Cook, S. M., Murray, D. A., Watts, N. P. and Williams, I. H. 2006. Responses of pollen beetles (Meligethes aeneus) to conspecific odours.

The EU project MASTER (MAnagement STrategies for European Rape pests): an update

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 2006. The EU project MASTER (MAnagement STrategies for European Rape pests): an update.

Upwind anemotaxis by the parasitoid Tersilochus obscurator (Hym., Ichneumonidae) on its migration flights to winter oilseed rape

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Barari, H. and Frearson, D. J. T. 2006. Upwind anemotaxis by the parasitoid Tersilochus obscurator (Hym., Ichneumonidae) on its migration flights to winter oilseed rape.

Spatial relationships between carabids and pest larvae in a winter oilseed rape crop

C1 - Edited contributions to conferences/learned societies

Warner, D. J., Allen-Williams, L. J., Ferguson, A. W. and Williams, I. H. 2006. Spatial relationships between carabids and pest larvae in a winter oilseed rape crop. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 .

The effect of soil tillage on summer predator activity in a winter oilseed rape crop

C1 - Edited contributions to conferences/learned societies

Mason, N. S., Ferguson, A. W., Holdgate, R., Clark, S. J. and Williams, I. H. 2006. The effect of soil tillage on summer predator activity in a winter oilseed rape crop. Proceedings International Symposium on Integrated Pest Management, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

The diel periodicity of within-crop flight by key parasitoids of oilseed rape pests

C1 - Edited contributions to conferences/learned societies

Holdgate, R., Ferguson, A. W., Mason, N. S., Clark, S. J. and Williams, I. H. 2006. The diel periodicity of within-crop flight by key parasitoids of oilseed rape pests. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Insect problems in European oilseed rape cultivation, and how to deal with them: the OSR farmers' perspective

C1 - Edited contributions to conferences/learned societies

Menzler-Hokkanen, I., Hokkanen, H. M. T., Buchs, W., Klukowski, Z., Luik, A., Nilsson, C., Ulber, B. and Williams, I. H. 2006. Insect problems in European oilseed rape cultivation, and how to deal with them: the OSR farmers' perspective.

Pollen availability and the distribution of pollen beetles and seed weevils in oilseed rape

C1 - Edited contributions to conferences/learned societies

Frearson, D. J. T., Ferguson, A. W., Campbell, J. M. and Williams, I. H. 2006. Pollen availability and the distribution of pollen beetles and seed weevils in oilseed rape. 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 use of DNA, morphometric and ecological data to distinguish ichneumonid parasitoids of two stem-mining pests of winter oilseed rape

C1 - Edited contributions to conferences/learned societies

Ferguson, A. W., Barari, H., Piper, R. W., Smith, E. and Williams, I. H. 2006. The use of DNA, morphometric and ecological data to distinguish ichneumonid parasitoids of two stem-mining pests of winter oilseed rape. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Relationships between insect pests and their parasitoids in a winter oilseed rape crop

C1 - Edited contributions to conferences/learned societies

Ferguson, A. W., Campbell, J. M., Barari, H., Warner, D. J., Watts, N. P. and Williams, I. H. 2006. Relationships between insect pests and their parasitoids in a winter oilseed rape crop. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Moglichkeiten der integrierten Kontrolle von Rapsschadlingen in der Praxis - Ergebnisse einer Umfrage im Rahmen des EU-Projektes MASTER

C2 - Non-edited contributions to conferences

Ulber, B., Buchs, W., Hokkanen, H., Menzler-Hokkanen, I., Klukowski, Z., Luik, A., Nilsson, C. and Williams, I. H. 2006. Moglichkeiten der integrierten Kontrolle von Rapsschadlingen in der Praxis - Ergebnisse einer Umfrage im Rahmen des EU-Projektes MASTER.

Comment on the proposed conservation of the specific name of Curculio assimilis Paykull, 1792 (currently Ceutorhynchus assimilis; Insecta, Coleoptera)

G - Articles in popular magazines and other technical publications

Williams, I. H. 2006. Comment on the proposed conservation of the specific name of Curculio assimilis Paykull, 1792 (currently Ceutorhynchus assimilis; Insecta, Coleoptera). Bulletin of Zoological Nomenclature. 63, pp. 272-273.

Key pests and their parasitoids on spring and winter oilseed rape in Estonia

A - Papers appearing in refereed journals

Veromann, E., Luik, A., Metspalu, L. and Williams, I. H. 2006. Key pests and their parasitoids on spring and winter oilseed rape in Estonia. Entomologica fennica. 17, pp. 400-404.

Effects of successive seasons of genetically modified herbicide-tolerant maize cropping on weeds and invertebrates

A - Papers appearing in refereed journals

Heard, M. S., Clark, S. J., Rothery, P., Perry, J. N., Bohan, D. A., Brooks, D. R., Champion, G. T., Dewar, A. M., Hawes, C., Haughton, A. J., May, M. J., Scott, R. J., Stuart, R. S., Squire, G. R. and Firbank, L. G. 2006. Effects of successive seasons of genetically modified herbicide-tolerant maize cropping on weeds and invertebrates. Annals of Applied Biology - AAB. 149 (3), pp. 249-254. https://doi.org/10.1111/j.1744-7348.2006.00091.x

Working Group Integrated Control in Oilseed Crops (1979-present)

C1 - Edited contributions to conferences/learned societies

Koopmann, B., Cook, S. M., Williams, I. H. and Paul, V. H. 2006. Working Group Integrated Control in Oilseed Crops (1979-present). Boller, E. F., Delucchi, V. and Vanlenteren, J. C. (ed.) International Organization for Biological Control of Noxious Animals and Plants: history of the first 50 years . IOBC/OILB, Dijon. pp. 241-243

A new method for electrophysiological identification of antennal pH receptor cells in ground beetles: the example of Pterostichus aethiops (Panzer,1796) (Coleoptera, Carabidae)

A - Papers appearing in refereed journals

Milius, M., Merivee, E., Williams, I. H., Luik, A., Mand, M. and Must, A. 2006. A new method for electrophysiological identification of antennal pH receptor cells in ground beetles: the example of Pterostichus aethiops (Panzer,1796) (Coleoptera, Carabidae). Journal of Insect Physiology. 52, pp. 960-967. https://doi.org/10.1016/j.jinsphys.2006.06.003

Integrating parasitoids into management of pollen beetle on oilseed rape

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 2006. Integrating parasitoids into management of pollen beetle on oilseed rape. Faculty of Agronomy, Estonian Agricultural University.

Weed seed resources for birds in fields with contrasting conventional and genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Gibbons, D. W., Bohan, D. A., Rothery, P., Stuart, R. C., Haughton, A. J., Scott, R. J., Wilson, J. D., Perry, J. N., Clark, S. J., Dawson, R. J. G. and Firbank, L. G. 2006. Weed seed resources for birds in fields with contrasting conventional and genetically modified herbicide-tolerant crops. Proceedings of the Royal Society of London Series B Biological Sciences. 273, pp. 1921-1928. https://doi.org/10.1098/rspb.2006.3522

Natural occurrence of pathogens of oilseed rape pests in agricultural fields in Europe

C1 - Edited contributions to conferences/learned societies

Zec-Vojinovic, M., Hokkanen, H. M. T., Buchs, W., Klukowski, Z., Luik, A., Nilsson, C., Ulber, B. and Williams, I. H. 2006. Natural occurrence of pathogens of oilseed rape pests in agricultural fields in Europe. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Integrating biological control within IPM for winter oilseed rape in Europe: an overview of the MASTER project

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 2006. Integrating biological control within IPM for winter oilseed rape in Europe: an overview of the MASTER project. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

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

Insect pests and their natural enemies on spring oilseed rape in Estonia: impact of cropping systems

A - Papers appearing in refereed journals

Veromann, E., Tarang, T., Kevvai, R., Luik, A. and Williams, I. H. 2006. Insect pests and their natural enemies on spring oilseed rape in Estonia: impact of cropping systems. Agricultural and Food Science. 15, pp. 61-72.

Wind direction and the direction of flights of parasitoids to oilseed rape: implications for IPM

C2 - Non-edited contributions to conferences

Williams, I. H., Barari, H., Frearson, D. J. T. and McCartney, H. A. 2006. Wind direction and the direction of flights of parasitoids to oilseed rape: implications for IPM. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Identity of parasitoids and their potential for biocontrol of oilseed rape pests in Europe

C2 - Non-edited contributions to conferences

Ulber, B., Fischer, K., Klukowski, Z., Luik, A., Veromann, E., Nilsson, C., Ahman, B., Williams, I. H., Ferguson, A. W., Piper, R. and Barari, H. 2006. Identity of parasitoids and their potential for biocontrol of oilseed rape pests in Europe. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Evaluation of farming systems to enhance biological control in oilseed rape

C2 - Non-edited contributions to conferences

Nilsson, C., Buchs, W., Hokkanen, H. M. T., Menzler-Hokkanen, I., Klukowski, Z., Luik, A., Ulber, B. and Williams, I. H. 2006. Evaluation of farming systems to enhance biological control in oilseed rape. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Effects of post-harvest soil tillage on the survival of key parasitoids of oilseed rape pests

C2 - Non-edited contributions to conferences

Nilsson, C., Ulber, B., Williams, I. H., Ferguson, A. W. and Klukowski, Z. 2006. Effects of post-harvest soil tillage on the survival of key parasitoids of oilseed rape pests. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Pest problems in oilseed rape and how to deal with them: the farmers' perspective

C2 - Non-edited contributions to conferences

Menzler-Hokkanen, I., Hokkanen, H. M. T., Buchs, W., Klukowski, Z., Luik, A., Nilsson, C., Ulber, B. and Williams, I. H. 2006. Pest problems in oilseed rape and how to deal with them: the farmers' perspective. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Implementation of IPM stratgeies: constraints and motivations to change farming practices

C2 - Non-edited contributions to conferences

Menzler-Hokkanen, I., Hokkanen, H. M. T., Buchs, W., Klukowski, Z., Luik, A., Nilsson, C., Ulber, B. and Williams, I. H. 2006. Implementation of IPM stratgeies: constraints and motivations to change farming practices. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Oilseed rape growers' knowledge of and attitudes towards IPM

C2 - Non-edited contributions to conferences

Menzler-Hokkanen, I., Hokkanen, H. M. T., Buchs, W., Klukowski, Z., Luik, A., Nilsson, C., Ulber, B. and Williams, I. H. 2006. Oilseed rape growers' knowledge of and attitudes towards IPM. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

MASTER: construction of phenological models of key parasitoids in Europe and propsects for spray windows compatible with their conservation in winter oilseed rape

C2 - Non-edited contributions to conferences

Johnen, A., Williams, I. H., Ferguson, A. W., Buchs, W., Klukowski, Z., Luik, A., Nilsson, C. and Ulber, B. 2006. MASTER: construction of phenological models of key parasitoids in Europe and propsects for spray windows compatible with their conservation in winter oilseed rape. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

MASTER: validation of existing phenological models of the proPlant DSS for key pests in winter oilseed rape in different climatic areas in Europe and prospects for IPM

C2 - Non-edited contributions to conferences

Johnen, A., Williams, I. H., Ferguson, A. W., Buchs, W., Klukowski, Z., Luik, A., Nilsson, C. and Ulber, B. 2006. MASTER: validation of existing phenological models of the proPlant DSS for key pests in winter oilseed rape in different climatic areas in Europe and prospects for IPM. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Effectiveness of entomopathogenic nematodes in the control of oilseed rape pests

C2 - Non-edited contributions to conferences

Hokkanen, H. M. T., Zec-Vojinovic, M., Husberg, G-B., Menzler-Hokkanen, I., Buchs, W., Klukowski, Z., Luik, A., Nilsson, C., Ulber, B. and Williams, I. H. 2006. Effectiveness of entomopathogenic nematodes in the control of oilseed rape pests. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 . British Crop Protection Council (BCPC). pp. on CD-ROM

Key predator species in oilseed rape crops - a review of literature and MASTER results

C2 - Non-edited contributions to conferences

Buchs, W., Felsmann, D. S., Klukowski, Z., Luik, A., Nilsson, C., Ahmed, B., Ulber, B. and Williams, I. H. 2006. Key predator species in oilseed rape crops - a review of literature and MASTER results. 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 roles of olfaction and vision in host-plant finding by the diamondback moth, Plutella xylostella

A - Papers appearing in refereed journals

Couty, A., Van Emden, H., Perry, J. N., Hardie, J., Pickett, J. A. and Wadhams, L. J. 2006. The roles of olfaction and vision in host-plant finding by the diamondback moth, Plutella xylostella. Physiological Entomology. 31 (2), pp. 134-145. https://doi.org/10.1111/j.1365-3032.2006.00499.x

Regular periods of abdominal contractions recorded from larvae of the bumblebee, Bombus terrestris (Hymenoptera: Apidae)

A - Papers appearing in refereed journals

Mand, M., Kuusik, A., Martin, A-J., Williams, I. H., Luik, A., Karise, R., Metspalu, L. and Hiiesaar, K. 2006. Regular periods of abdominal contractions recorded from larvae of the bumblebee, Bombus terrestris (Hymenoptera: Apidae). European Journal of Entomology. 103, pp. 319-322. https://doi.org/10.14411/eje.2006.041

Exploitation of host plant preferences in pest management strategies for oilseed rape (Brassica napus)

A - Papers appearing in refereed journals

Cook, S. M., Smart, L. E., Martin, J. L., Murray, D. A., Watts, N. P. and Williams, I. H. 2006. Exploitation of host plant preferences in pest management strategies for oilseed rape (Brassica napus). Entomologia Experimentalis et Applicata. 119 (3), pp. 221-229. https://doi.org/10.1111/j.1570-7458.2006.00419.x

Distributions and interactions of the stem miners Psylliodes chrysocephala and Ceutorhynchus pallidactylus and their parasitoids in a crop of winter oilseed rape (Brassica napus)

A - Papers appearing in refereed journals

Ferguson, A. W., Barari, H., Warner, D. J., Campbell, J. M., Smith, E. T., Watts, N. P. and Williams, I. H. 2006. Distributions and interactions of the stem miners Psylliodes chrysocephala and Ceutorhynchus pallidactylus and their parasitoids in a crop of winter oilseed rape (Brassica napus). Entomologia Experimentalis et Applicata. 119 (2), pp. 81-92. https://doi.org/10.1111/j.1570-7458.2006.00404.x

Development of a push-pull strategy for control of oilseed rape pests

C2 - Non-edited contributions to conferences

Cook, S. M., Smart, L. E., Skellern, M. P., Watts, N. P. and Williams, I. H. 2006. Development of a push-pull strategy for control of oilseed rape pests. Proceedings International Symposium on Integrated Pest Management in Oilseed Rape, Gottingen, 3-5 April 2006 .

Effects of genetically modified herbicide-tolerant cropping systems on weed seedbanks in two years of following crops

A - Papers appearing in refereed journals

Firbank, L. G., Rothery, P., May, M. J., Clark, S. J., Scott, R. J., Stuart, R. C., Boffey, C. W. H., Brooks, D. R., Champion, G. T., Haughton, A. J., Hawes, C., Heard, M. S., Dewar, A. M., Perry, J. N. and Squire, G. R. 2006. Effects of genetically modified herbicide-tolerant cropping systems on weed seedbanks in two years of following crops. Biology Letters. 2, pp. 140-143. https://doi.org/10.1098/rsbl.2005.0390

Farm Scale Evaluations of spring-sown genetically modified herbicide-tolerant crops: a statistical assessment

A - Papers appearing in refereed journals

Clark, S. J., Rothery, P. and Perry, J. N. 2006. Farm Scale Evaluations of spring-sown genetically modified herbicide-tolerant crops: a statistical assessment. Proceedings of the Royal Society of London Series B Biological Sciences. 272, pp. 237-243. https://doi.org/10.1098/rspb.2005.3282

Large-scale temporal changes in spatial pattern during declines of abundance and occupancy in a common moth

A - Papers appearing in refereed journals

Conrad, K. F., Perry, J. N., Woiwod, I. P. and Alexander, C. J. 2006. Large-scale temporal changes in spatial pattern during declines of abundance and occupancy in a common moth. Journal of Insect Conservation. 10, pp. 53-64. https://doi.org/10.1007/s10841-005-1618-2

The spatial dynamics of pollen beetles in relation to inflorescence growth stage of oilseed rape: implications for trap crop strategies

A - Papers appearing in refereed journals

Frearson, D. J. T., Ferguson, A. W., Campbell, J. M. and Williams, I. H. 2005. The spatial dynamics of pollen beetles in relation to inflorescence growth stage of oilseed rape: implications for trap crop strategies. Entomologia Experimentalis et Applicata. 116 (1), pp. 21-29. https://doi.org/10.1111/j.1570-7458.2005.00299.x

The separation of two hymenopteran parasitoids, Tersilochus obscurator and Tersilochus microgaster (Ichneumonidae), of stem-mining pests of winter oilseed rape using DNA, morphometric and ecological data

A - Papers appearing in refereed journals

Barari, H., Ferguson, A. W., Piper, R. W., Smith, E., Quicke, D. L. J. and Williams, I. H. 2005. The separation of two hymenopteran parasitoids, Tersilochus obscurator and Tersilochus microgaster (Ichneumonidae), of stem-mining pests of winter oilseed rape using DNA, morphometric and ecological data. Bulletin of Entomological Research. 95, pp. 299-307. https://doi.org/10.1079/BER2005360

Factors affecting cross-pollination in oilseed rape varieties, particularly of low male fertility, growing under typical UK conditions. 3rd Annual report for period 1 November 2004 to 31 October 2005 on project RG0125 sponsored by Defra and SEERAD

D1 - Technical reports: non-confidential

Squire, G. R., Allnut, T., Anderson, J., Boffey, C., Cullen, D., Ford, L., Henry, C., Hodder, K., Kightley, S., Kilpatrick, J., Lutman, P. J. W., McCartney, H. A., Mcmillan, J., Mcnicol, J., Osborne, J. L., Perry, J. N., Pratt, C., Ramsay, G., Shearan, A., Swain, J. L., Sweet, J., Thomas, J., Weekes, R. and Young, M. 2005. Factors affecting cross-pollination in oilseed rape varieties, particularly of low male fertility, growing under typical UK conditions. 3rd Annual report for period 1 November 2004 to 31 October 2005 on project RG0125 sponsored by Defra and SEERAD.

The role of large-scale spatially explicit and small-scale localized processes on the population dynamics of cereal aphids

A - Papers appearing in refereed journals

Winder, L., Griffiths, G. J. K., Perry, J. N., Alexander, C. J., Holland, J. M., Kennedy, P. J. and Birt, A. 2005. The role of large-scale spatially explicit and small-scale localized processes on the population dynamics of cereal aphids. Bulletin of Entomological Research. 95, pp. 579-587. https://doi.org/10.1079/BER2005387

MASTER - integrating biological control within IPM for winter oilseed rape across Europe

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Buchs, W., Hokkanen, H., Menzler-Hokkanen, I., Johnen, A., Klukowski, Z., Luik, A., Nilsson, C. and Ulber, B. 2005. MASTER - integrating biological control within IPM for winter oilseed rape across Europe. Proceedings BCPC International Congress - Crop Science and Technology, Glasgow, 31 October-2 November 2005 . pp. 301-308

Discontinuous gas exchange cycles and active ventilation in pupae of the bumblebee Bombus terrestris

A - Papers appearing in refereed journals

Mand, M., Kuusik, A., Martin, A-J., Williams, I. H., Luik, A., Karise, R., Metspalu, L. and Hiiesaar, K. 2005. Discontinuous gas exchange cycles and active ventilation in pupae of the bumblebee Bombus terrestris. Apidologie. 36 (4), pp. 561-570. https://doi.org/10.1051/apido:2005045

Responses of pollen beetles (Meligethes aeneus) to petal colour

C2 - Non-edited contributions to conferences

Cook, S. M., Skellern, M. P., Smith, M. and Williams, I. H. 2005. Responses of pollen beetles (Meligethes aeneus) to petal colour. Abstracts Biannual Meeting IOBC Working Group on Integrated Control in Oilseed Crops, Poznan, 11-12 October 2005 . pp. 73

Sex determination of insect pests of oilseed rape for behavioural assays

C2 - Non-edited contributions to conferences

Cook, S. M., Watts, N. P. and Williams, I. H. 2005. Sex determination of insect pests of oilseed rape for behavioural assays. Abstracts Biannual Meeting IOBC Working Group on Integrated Control in Oilseed Crops, Poznan, 11-12 October 2005 . pp. 80

Responses of pollen beetles (Meligethes aeneus) to conspecific odours

C2 - Non-edited contributions to conferences

Cook, S. M., Watts, N. P. and Williams, I. H. 2005. Responses of pollen beetles (Meligethes aeneus) to conspecific odours. Abstracts Biannual Meeting IOBC Working Group on Integrated Control in Oilseed Crops, Poznan, 11-12 October 2005 . pp. 72

Predicting longer-term changes in weed populations under GMHT crop management

A - Papers appearing in refereed journals

Heard, M. S., Rothery, P., Perry, J. N. and Firbank, L. G. 2005. Predicting longer-term changes in weed populations under GMHT crop management. Weed Research. 45 (5), pp. 331-338. https://doi.org/10.1111/j.1365-3180.2005.00465.x

The behavioural responses of the pollen beetle (Meligethes aeneus )to floral colours and odours: designing a 'push-pull' pest management strategy

C2 - Non-edited contributions to conferences

Cook, S. M., Rasmussen, H. B., Skellern, M. P., Watts, N. P., Williams, I. H. and Powell, W. 2005. The behavioural responses of the pollen beetle (Meligethes aeneus )to floral colours and odours: designing a 'push-pull' pest management strategy. Abstracts Entomology 2005, Brighton, 12-14 September 2005 . pp. 27

Invertebrate biodiversity in maize following withdrawal of triazine herbicides

A - Papers appearing in refereed journals

Brooks, D. R., Clark, S. J., Perry, J. N., Bohan, D. A., Champion, G. T., Firbank, L. G., Haughton, A. J., Hawes, C., Heard, M. S. and Woiwod, I. P. 2005. Invertebrate biodiversity in maize following withdrawal of triazine herbicides. Proceedings of the Royal Society of London Series B Biological Sciences. 272, pp. 1497-1502. https://doi.org/10.1098/rspb.2005.3102

A method for rapidly mass laser-marking individually coded ground beetles (Coleoptera: Caribidae) in the field

A - Papers appearing in refereed journals

Griffiths, G. J. K., Alexander, C. J., Birt, A., Holland, J. M., Kennedy, P. J., Perry, J. N., Preston, R. and Winder, L. 2005. A method for rapidly mass laser-marking individually coded ground beetles (Coleoptera: Caribidae) in the field. Ecological Entomology. 30 (4), pp. 391-396. https://doi.org/10.1111/j.0307-6946.2005.00708.x

A summary of the Farm Scale Evaluations of genetically-modified herbicide tolerant crops

G - Articles in popular magazines and other technical publications

Perry, J. N. 2005. A summary of the Farm Scale Evaluations of genetically-modified herbicide tolerant crops. Science Matters. 26, pp. 3-4.

Spatial analysis in crop protection: new challenges for biometry

C1 - Edited contributions to conferences/learned societies

Gonzales-Andujar, J. L. and Perry, J. N. 2005. Spatial analysis in crop protection: new challenges for biometry. Proceedings 10 Confrencia Espanola de Biometria, Oviedo, 2005 . Universidad de Oviedo, Oviedo. pp. 3-8

Could learning of pollen odours by honey bees (Apis mellifera ) play a role in their foraging behaviour?

A - Papers appearing in refereed journals

Cook, S. M., Sandoz, J-C., Martin, A. P., Murray, D. A., Poppy, G. M. and Williams, I. H. 2005. Could learning of pollen odours by honey bees (Apis mellifera ) play a role in their foraging behaviour? Physiological Entomology. 30 (2), pp. 164-174. https://doi.org/10.1111/j.1365-3032.2005.00445.x

Performance of sampling strategies in the presence of known spatial patterns

A - Papers appearing in refereed journals

Alexander, C. J., Holland, J. M., Winder, L., Woolley, C. and Perry, J. N. 2005. Performance of sampling strategies in the presence of known spatial patterns. Annals of Applied Biology - AAB. 146 (3), pp. 361-370. https://doi.org/10.1111/j.1744-7348.2005.040129.x

Predatory activity and spatial pattern: the response of generalist carabids to their aphid prey

A - Papers appearing in refereed journals

Winder, L., Alexander, C. J., Holland, J. M., Symondson, W. O. C., Perry, J. N. and Woolley, C. 2005. Predatory activity and spatial pattern: the response of generalist carabids to their aphid prey. Journal of Animal Ecology. 74 (3), pp. 443-454. https://doi.org/10.1111/j.1365-2656.2005.00939.x

Effects on weed and invertebrate abundance and diversity of herbicide management in genetically modified herbicide-tolerant winter-sown oilseed rape

A - Papers appearing in refereed journals

Bohan, D. A., Boffey, C. W. H., Brooks, D. R., Clark, S. J., Dewar, A. M., Firbank, L. G., Haughton, A. J., Hawes, C., Heard, M. S., May, M. J., Osborne, J. L., Perry, J. N., Rothery, P., Roy, D. B., Scott, R. J., Squire, G. R., Woiwod, I. P. and Champion, G. T. 2005. Effects on weed and invertebrate abundance and diversity of herbicide management in genetically modified herbicide-tolerant winter-sown oilseed rape. Proceedings of the Royal Society B: Biological Sciences. 272, pp. 463-474. https://doi.org/10.1098/rspb.2004.3049

Effect of a turnip rape (Brassica rapa ) trap crop on stem-mining pests and their parasitoids in winter oilseed rape (Brassica napus )

A - Papers appearing in refereed journals

Barari, H., Cook, S. M., Clark, S. J. and Williams, I. H. 2005. Effect of a turnip rape (Brassica rapa ) trap crop on stem-mining pests and their parasitoids in winter oilseed rape (Brassica napus ). BioControl. 50, pp. 69-86. https://doi.org/10.1007/s10526-004-0895-0

Insect behavioural ecology and other factors affecting the control efficacy of agro-ecosystem diversification strategies

A - Papers appearing in refereed journals

Potting, R. P. J., Perry, J. N. and Powell, W. 2005. Insect behavioural ecology and other factors affecting the control efficacy of agro-ecosystem diversification strategies. Ecological Modelling. 182, pp. 199-216.

Incidence and feeding activity of epigeic, predatory invertebrates within winter oilseed rape in the UK with comparisons between integrated and conventional crop management

C1 - Edited contributions to conferences/learned societies

Piper, R. and Williams, I. H. 2004. Incidence and feeding activity of epigeic, predatory invertebrates within winter oilseed rape in the UK with comparisons between integrated and conventional crop management.

Rearing and identification of the larval parasitoids of Psylliodes chrysocephala and Ceutorhynchus pallidactylus from field-collected specimens

C1 - Edited contributions to conferences/learned societies

Barari, H., Cook, S. M. and Williams, I. H. 2004. Rearing and identification of the larval parasitoids of Psylliodes chrysocephala and Ceutorhynchus pallidactylus from field-collected specimens.

Phenology and spatial distributions of Dasineura brassicae and its parasitoids in a crop of winter oilseed rape: implications for integrated pest management

C1 - Edited contributions to conferences/learned societies

Ferguson, A. W., Campbell, J. M., Warner, D. J., Watts, N. P., Schmidt, J. E. U. and Williams, I. H. 2004. Phenology and spatial distributions of Dasineura brassicae and its parasitoids in a crop of winter oilseed rape: implications for integrated pest management.

Spatial dynamics of pollen beetles (Meligethes aeneus ) in relation to inflorescence growth stage within a simulated trap crop system for oilseed rape

C1 - Edited contributions to conferences/learned societies

Frearson, D. J. T., Ferguson, A. W., Campbell, J. M. and Williams, I. H. 2004. Spatial dynamics of pollen beetles (Meligethes aeneus ) in relation to inflorescence growth stage within a simulated trap crop system for oilseed rape.

Effects of a turnip rape trap crop on the spatial distribution of Meligethes aeneus and Ceutorhynchus assimilis in oilseed rape

C1 - Edited contributions to conferences/learned societies

Cook, S. M., Watts, N. P., Hunter, F., Smart, L. E. and Williams, I. H. 2004. Effects of a turnip rape trap crop on the spatial distribution of Meligethes aeneus and Ceutorhynchus assimilis in oilseed rape.

The EU project MASTER (MAnagement STrategies for European Rape pests): a review of progress

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Buchs, W., Hokkanen, H., Klukowski, Z., Luik, A., Menzler-Hokkanen, I., Nilsson, C. and Ulber, B. 2004. The EU project MASTER (MAnagement STrategies for European Rape pests): a review of progress.

Changes in data handling and analysis

B - Book chapters etc edited externally

Perry, J. N. 2004. Changes in data handling and analysis. in: Millman, C. A., Thompson, A. R. and Langton, F. A. (ed.) Association of Applied Biologists 1904-2004: a celebration of achievement Association of Applied Biologists, Wellesbourne. pp. 48-49

Spatio-temporal distributions of pests and their key parasitoids in a crop of winter oilseed rape: implications for integrated pest management

C2 - Non-edited contributions to conferences

Williams, I. H., Ferguson, A. W., Barari, H., Campbell, J., Warner, D. J., Watts, N. and Schmidt, J. E. U. 2004. Spatio-temporal distributions of pests and their key parasitoids in a crop of winter oilseed rape: implications for integrated pest management. Abstracts Strength in Diversity: 22nd International Congress of Entomology, Brisbane, 15-21 August 2004 .

Effects of turnip rape (Brassica rapa ) trap crop and insecticide treatment on infestation of winter oilseed rape (Brassica napus ) by coleopteran stem-mining pests and their parasitoids

C1 - Edited contributions to conferences/learned societies

Barari, H., Cook, S. M., Watts, N. P. and Williams, I. H. 2004. Effects of turnip rape (Brassica rapa ) trap crop and insecticide treatment on infestation of winter oilseed rape (Brassica napus ) by coleopteran stem-mining pests and their parasitoids. Proceedings 11th International Rapeseed Congress, Copenhagen, 6-10 July 2003 . pp. 1015-1017

Advances in insect pest management of oilseed rape in Europe

B - Book chapters etc edited externally

Williams, I. H. 2004. Advances in insect pest management of oilseed rape in Europe. in: Horowitz, A. R. and Ishaaya, I. (ed.) Insect pest management Springer, Berlin. pp. 181-208

Pushing insects around: the use of 'push-pull' strategies in integrated pest management

C2 - Non-edited contributions to conferences

Cook, S. M., Powell, W., Smart, L. E., Watts, N. P. and Williams, I. H. 2004. Pushing insects around: the use of 'push-pull' strategies in integrated pest management. Abstracts Strength in Diversity: 22nd International Congress of Entomology, Brisbane, 15-21 August 2004 .

On the target entomofauna of an organic winter oilseed rape field in Estonia

C1 - Edited contributions to conferences/learned societies

Tarang, T., Veromann, E., Luik, A. and Williams, I. H. 2004. On the target entomofauna of an organic winter oilseed rape field in Estonia.

The spatial dynamics of crop and ground active predatory arthropods and their aphid prey in winter wheat

A - Papers appearing in refereed journals

Holland, J. M., Winder, L., Woolley, C., Alexander, C. J. and Perry, J. N. 2004. The spatial dynamics of crop and ground active predatory arthropods and their aphid prey in winter wheat. Bulletin of Entomological Research. 94 (5), pp. 419-431. https://doi.org/10.1079/BER2004323

Research needs on the design, analysis and statistical powers of studies of the effects of agricultural practices on biodiversity

C1 - Edited contributions to conferences/learned societies

Perry, J. N., Clark, S. J. and Rothery, P. 2004. Research needs on the design, analysis and statistical powers of studies of the effects of agricultural practices on biodiversity. Watt, A. D., Kull, T., Scally, L., Tinch, R., Young, J. and Bolger, T. (ed.) Sustaining Livelihoods and Biodiversity - Attaining the 2010 Target in the European Biodiversity Strategy. Report of an Electronic Conference, May 2004 . pp. 36

MASTER - ein neues EU-Projekt zur Bedeutung der naturlichen Gegenspieler fur die biologische Kontrolle von Schadlingen im integrierten Rapsanbau in Europa

C1 - Edited contributions to conferences/learned societies

Ulber, B., Buchs, W., Hokkanen, H., Johnen, A., Klukowski, Z., Luik, A., Menzler-Hokkanen, I., Nilsson, C. and Williams, I. H. 2004. MASTER - ein neues EU-Projekt zur Bedeutung der naturlichen Gegenspieler fur die biologische Kontrolle von Schadlingen im integrierten Rapsanbau in Europa.

Good seed on the land?

G - Articles in popular magazines and other technical publications

Perry, J. N. 2004. Good seed on the land? Third Way. 26(10), pp. 8-9.

Ban on triazine herbicides likely to reduce but not negate relative benefits of GMHT maize cropping

A - Papers appearing in refereed journals

Perry, J. N., Firbank, L. G., Champion, G. T., Clark, S. J., Heard, M. S., May, M. J., Hawes, C., Squire, G. R., Rothery, P., Woiwod, I. P. and Pidgeon, J. D. 2004. Ban on triazine herbicides likely to reduce but not negate relative benefits of GMHT maize cropping. Nature. 428 (6980), pp. 313-316. https://doi.org/10.1038/nature02374

Letter to the Clerk of the Committee from Professor J N Perry, Plant and Invertebrate Ecology Division, Rothamsted Research

G - Articles in popular magazines and other technical publications

Perry, J. N. 2004. Letter to the Clerk of the Committee from Professor J N Perry, Plant and Invertebrate Ecology Division, Rothamsted Research.

Guest editorial - agriculture and food 23 March 2004

G - Articles in popular magazines and other technical publications

Perry, J. N. 2004. Guest editorial - agriculture and food 23 March 2004. BioScience News and Advocate.

Do pollen beetles need pollen? The effect of pollen on oviposition, survival and development of a flower-feeding herbivore

A - Papers appearing in refereed journals

Cook, S. M., Murray, D. A. and Williams, I. H. 2004. Do pollen beetles need pollen? The effect of pollen on oviposition, survival and development of a flower-feeding herbivore. Ecological Entomology. 29 (2), pp. 164-173. https://doi.org/10.1111/j.0307-6946.2004.00589.x

GM herbicide (letter)

G - Articles in popular magazines and other technical publications

Perry, J. N. 2004. GM herbicide (letter). Independent. 24 January 2004, p. 19.

Modifying FoE GM mistakes

G - Articles in popular magazines and other technical publications

Perry, J. N. 2004. Modifying FoE GM mistakes. Tribune. 9 January 2004, p. 24.

GM crops: effects on farmland wildlife

G - Articles in popular magazines and other technical publications

Burke, M., Bohan, D. A., Brooks, D. R., Haughton, A. J., Osborne, J. L., Perry, J. N. and Woiwod, I. P. 2003. GM crops: effects on farmland wildlife.

Major new developments at Rothamsted

G - Articles in popular magazines and other technical publications

Williams, I. H. and Ball, B. V. 2003. Major new developments at Rothamsted. The Beekeepers Quarterly. 72, pp. 16-17.

Sampling, trapping and rearing oilseed rape pests and their parasitoids

B - Book chapters etc edited externally

Williams, I. H., Buchi, R. and Ulber, B. 2003. Sampling, trapping and rearing oilseed rape pests and their parasitoids. in: Alford, D. V. (ed.) Biocontrol of oilseed rape pests Blackwell Scientific Publications, Oxford. pp. 145-160

Parasitoids of brassica pod midge

B - Book chapters etc edited externally

Williams, I. H. 2003. Parasitoids of brassica pod midge. in: Alford, D. V. (ed.) Biocontrol of oilseed rape pests Blackwell Scientific Publications, Oxford. pp. 113-123

Parasitoids of cabbage seed weevil

B - Book chapters etc edited externally

Williams, I. H. 2003. Parasitoids of cabbage seed weevil. in: Alford, D. V. (ed.) Biocontrol of oilseed rape pests Blackwell Scientific Publications, Oxford. pp. 97-112

Mapping, characterisation and comparison of the spatio-temporal distributions of cabbage stem flea beetle (Psylliodes chrysocephala ), carabids and Collembola in a crop of winter oilseed rape (Brassica napus )

A - Papers appearing in refereed journals

Warner, D. J., Allen-Williams, L. J., Warrington, S., Ferguson, A. W. and Williams, I. H. 2003. Mapping, characterisation and comparison of the spatio-temporal distributions of cabbage stem flea beetle (Psylliodes chrysocephala ), carabids and Collembola in a crop of winter oilseed rape (Brassica napus ). Entomologia Experimentalis et Applicata. 109, pp. 225-234.

Parasitoids of flea beetles

B - Book chapters etc edited externally

Ulber, B. and Williams, I. H. 2003. Parasitoids of flea beetles. in: Alford, D. V. (ed.) Biocontrol of oilseed rape pests Blackwell Scientific Publications, Oxford. pp. 125-138

Warm, wet, woollies: weather, climate and spatial pattern in the decline of UK moths

C2 - Non-edited contributions to conferences

Conrad, K. F., Woiwod, I. P. and Perry, J. N. 2003. Warm, wet, woollies: weather, climate and spatial pattern in the decline of UK moths. Abstracts Royal Entomological Society International Symposium on Insect Evolutionary Ecology and Entomology 2003, Reading, 28-31 July 2003 . pp. 41

Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 1 April 2003

D1 - Technical reports: non-confidential

Firbank, L. G., Brooks, D., Bohan, D. A., Champion, G. T., Clark, S. J., Daniels, R., Dewar, A. M., Fairfax, C., Haughton, A. J., Hawes, C., Heard, M., Hill, M., May, M. J., Osborne, J. L., Pidgeon, J. D., Perry, J. N., Rossall, M., Rothery, P., Roy, D., Scott, R., Squire, G., Whittaker, D. and Woiwod, I. P. 2003. Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 1 April 2003.

Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 1 November 2003

D1 - Technical reports: non-confidential

Firbank, L. G., Brooks, D., Bohan, D. A., Champion, G. T., Clark, S. J., Daniels, R., Dewar, A. M., Haughton, A. J., Hawes, C., Heard, M., Hill, M., May, M. J., Osborne, J. L., Pidgeon, J. D., Perry, J. N., Rothery, P., Roy, D., Scott, R., Squire, G. and Woiwod, I. P. 2003. Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 1 November 2003.

Letter

G - Articles in popular magazines and other technical publications

Perry, J. N. 2003. Letter. Guardian. 10 December 2003.

Don't walk away from the benefits of GM (letter)

G - Articles in popular magazines and other technical publications

Perry, J. N. 2003. Don't walk away from the benefits of GM (letter). Guardian. 14 October 2003.

Spatio-temporal distributions of Meligethes aeneus and its parasitoids in an oilseed rape crop and their significance for crop protection

C1 - Edited contributions to conferences/learned societies

Ferguson, A. W., Campbell, J. M., Warner, D. J., Watts, N. P., Schmidt, J. E. U. and Williams, I. H. 2003. Spatio-temporal distributions of Meligethes aeneus and its parasitoids in an oilseed rape crop and their significance for crop protection. Proceedings 11th International Rapeseed Congress, Copenhagen, 6-10 July 2003 . pp. 1057-1059

Comments on British Farm Scale Trials by a UK ecologist. Oct 28, 2003

G - Articles in popular magazines and other technical publications

Perry, J. N. 2003. Comments on British Farm Scale Trials by a UK ecologist. Oct 28, 2003.

Be impressed. Be very impressed!

G - Articles in popular magazines and other technical publications

Perry, J. N. 2003. Be impressed. Be very impressed! Science Matters. 22, pp. 5-8.

Genetically-modified crops

A - Papers appearing in refereed journals

Perry, J. N. 2003. Genetically-modified crops. Science and Christian Belief. 15, pp. 141-163.

GM crops and the environment

C1 - Edited contributions to conferences/learned societies

Perry, J. N. 2003. GM crops and the environment. Ford, B. J. (ed.) GM crops: the scientists speak. Proceedings Cambridge Conference on Genetically Modified Crops and Food, 2002 . Rothay House, Cambridge. pp. 43-66

The implications of spring-sown genetically modified herbicide-tolerant crops for farmland biodiversity: a commentary on the Farm Scale Evaluations of spring sown crops (DEFRA report)

D1 - Technical reports: non-confidential

Firbank, L. G., Perry, J. N., Squire, G. R., Bohan, D. A., Brooks, D. R., Champion, G. T., Clark, S. J., Daniels, R. E., Dewar, A. M., Haughton, A. J., Hawes, C., Heard, M. S., Hill, M. O., May, M. J., Osborne, J. L., Rothery, P., Roy, D. B., Scott, R. J. and Woiwod, I. P. 2003. The implications of spring-sown genetically modified herbicide-tolerant crops for farmland biodiversity: a commentary on the Farm Scale Evaluations of spring sown crops (DEFRA report).

Design of the farm-scale evaluations of genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Rothery, P., Clark, S. J. and Perry, J. N. 2003. Design of the farm-scale evaluations of genetically modified herbicide-tolerant crops. Environmetrics. 14 (7), pp. 711-717. https://doi.org/10.1002/env.619

Responses of plants and invertebrate trophic groups to contrasting herbicide regimes in the Farm Scale Evaluations of genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Hawes, C., Haughton, A. J., Osborne, J. L., Roy, D. B., Clark, S. J., Perry, J. N., Rothery, P., Bohan, D. A., Brooks, D. R., Champion, G. T., Dewar, A. M., Heard, M. S., Woiwod, I. P., Daniels, R. E., Young, M. W., Parish, A. M., Scott, R. J., Firbank, L. G. and Squire, G. R. 2003. Responses of plants and invertebrate trophic groups to contrasting herbicide regimes in the Farm Scale Evaluations of genetically modified herbicide-tolerant crops. Philosophical Transactions of the Royal Society B-Biological Sciences. 358, pp. 1899-1913. https://doi.org/10.1098/rstb.2003.1406

Invertebrates and vegetation of field margins adjacent to crops subject to contrasting herbicide regimes in the Farm Scale Evaluations of genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Roy, D. B., Bohan, D. A., Haughton, A. J., Hill, M. O., Osborne, J. L., Clark, S. J., Perry, J. N., Rothery, P., Scott, R. J., Brooks, D. R., Champion, G. T., Hawes, C., Heard, M. S. and Firbank, L. G. 2003. Invertebrates and vegetation of field margins adjacent to crops subject to contrasting herbicide regimes in the Farm Scale Evaluations of genetically modified herbicide-tolerant crops. Philosophical Transactions of the Royal Society B-Biological Sciences. 358, pp. 1879-1898. https://doi.org/10.1098/rstb.2003.1404

Invertebrate responses to the management of genetically modified herbicide-tolerant and conventional spring crops. II. Within-field epigeal and aerial arthropods

A - Papers appearing in refereed journals

Haughton, A. J., Champion, G. T., Hawes, C., Heard, M. S., Brooks, D. R., Bohan, D. A., Clark, S. J., Dewar, A. M., Firbank, L. G., Osborne, J. L., Perry, J. N., Rothery, P., Roy, D. B., Scott, R. J., Woiwod, I. P., Birchall, C., Skellern, M. P., Walker, J. H., Baker, P., Browne, E. L., Dewar, A. J. G., Garner, B. H., Haylock, L. A., Horne, S. L., Mason, N. S., Sands, R. J. N. and Walker, M. J. 2003. Invertebrate responses to the management of genetically modified herbicide-tolerant and conventional spring crops. II. Within-field epigeal and aerial arthropods. Philosophical Transactions of the Royal Society B-Biological Sciences. 358, pp. 1863-1877.

Invertebrate responses to the management of genetically modified herbicide-tolerant and conventional spring crops. I. Soil-surface-active invertebrates

A - Papers appearing in refereed journals

Brooks, D. R., Bohan, D. A., Champion, G. T., Haughton, A. J., Hawes, C., Heard, M. S., Clark, S. J., Dewar, A. M., Firbank, L. G., Perry, J. N., Rothery, P., Scott, R. J., Woiwod, I. P., Birchall, C., Skellern, M. P., Walker, J. H., Baker, P., Bell, D., Browne, E. L., Dewar, A. J. G., Fairfax, C. M., Garner, B. H., Haylock, L. A., Horne, S. L., Hulmes, S. E., Mason, N. S., Norton, L. R., Nuttall, P., Sands, R. J. N. and Walker, M. J. 2003. Invertebrate responses to the management of genetically modified herbicide-tolerant and conventional spring crops. I. Soil-surface-active invertebrates. Philosophical Transactions of the Royal Society B-Biological Sciences. 358, pp. 1847-1862. https://doi.org/10.1098/rstb.2003.1407

Weeds in fields with contrasting conventional and genetically modified herbicide-tolerant crops. II. Effects on individual species

A - Papers appearing in refereed journals

Heard, M. S., Hawes, C., Champion, G. T., Clark, S. J., Firbank, L. G., Haughton, A. J., Parish, A. M., Perry, J. N., Rothery, P., Roy, D. B., Scott, R. J., Skellern, M. P., Squire, G. R. and Hill, M. O. 2003. Weeds in fields with contrasting conventional and genetically modified herbicide-tolerant crops. II. Effects on individual species. Philosophical Transactions of the Royal Society B-Biological Sciences. 358, pp. 1833-1846. https://doi.org/10.1098/rstb.2003.1401

Weeds in fields with contrasting conventional and genetically modified herbicide-tolerant crops. I. Effects on abundance and diversity

A - Papers appearing in refereed journals

Heard, M. S., Hawes, C., Champion, G. T., Clark, S. J., Firbank, L. G., Haughton, A. J., Parish, A. M., Perry, J. N., Rothery, P., Scott, R. J., Skellern, M. P., Squire, G. R. and Hill, M. O. 2003. Weeds in fields with contrasting conventional and genetically modified herbicide-tolerant crops. I. Effects on abundance and diversity. Philosophical Transactions of the Royal Society B-Biological Sciences. 358, pp. 1819-1832. https://doi.org/10.1098/rstb.2003.1402

Crop management and agronomic context of the Farm Scale Evaluations of genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Champion, G. T., May, M. J., Bennett, S., Brooks, D. R., Clark, S. J., Daniels, R. E., Firbank, L. G., Haughton, A. J., Hawes, C., Heard, M. S., Perry, J. N., Randle, Z., Rossall, M. J., Rothery, P., Skellern, M. P., Scott, R. J., Squire, G. R. and Thomas, M. R. 2003. Crop management and agronomic context of the Farm Scale Evaluations of genetically modified herbicide-tolerant crops. Philosophical Transactions of the Royal Society B-Biological Sciences. 358, pp. 1801-1818. https://doi.org/10.1098/rstb.2003.1405

On the rationale and interpretation of the Farm Scale Evaluations of genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Squire, G. R., Brooks, D. R., Bohan, D. A., Champion, G. T., Daniels, R. E., Haughton, A. J., Hawes, C., Heard, M. S., Hill, M. O., May, M. J., Osborne, J. L., Perry, J. N., Roy, D. B., Woiwod, I. P. and Firbank, L. G. 2003. On the rationale and interpretation of the Farm Scale Evaluations of genetically modified herbicide-tolerant crops. Philosophical Transactions of the Royal Society B-Biological Sciences. 358, pp. 1779-1799.

Are honey bees' foraging preferences affected by pollen amino acid composition

A - Papers appearing in refereed journals

Cook, S. M., Awmack, C. S., Murray, D. A. and Williams, I. H. 2003. Are honey bees' foraging preferences affected by pollen amino acid composition. Ecological Entomology. 28 (5), pp. 622-627. https://doi.org/10.1046/j.1365-2311.2003.00548.x

Effects of a turnip rape (Brassica rapa ) trap crop and insecticide treatment on infestation of winter oilseed rape (Brassica napus ) by coleopteran stem-mining pests and their parasitoids

C2 - Non-edited contributions to conferences

Barari, H., Cook, S. M., Watts, N. P. and Williams, I. H. 2003. Effects of a turnip rape (Brassica rapa ) trap crop and insecticide treatment on infestation of winter oilseed rape (Brassica napus ) by coleopteran stem-mining pests and their parasitoids. Abstracts 11th International Rapeseed Congress, Copenhagen, 6-10 July 2003 .

Management strategies for winter oilseed rape to enhance biocontrol of rape pests

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Buchs, W., Hokkanen, H., Klukowski, Z., Luik, A., Menzier-Hokkanen, I., Nilsson, C. and Ulber, B. 2003. Management strategies for winter oilseed rape to enhance biocontrol of rape pests. Proceedings 11th International Rapeseed Congress, Copenhagen, 6-10 July 2003 . pp. 1011-1013

Push-pull strategies to reduce insecticide input to oilseed rape (Brassica napus ): potential of low alkenyl glucosinolate oilseed rape varieties (push!) and turnip rape (Brassica rapa ) trap crops (pull!)

C2 - Non-edited contributions to conferences

Cook, S. M., Smart, L. E., Rasmussen, H. B., Bartlet, E., Martin, J. L., Murray, D. A., Watts, N. P. and Williams, I. H. 2003. Push-pull strategies to reduce insecticide input to oilseed rape (Brassica napus ): potential of low alkenyl glucosinolate oilseed rape varieties (push!) and turnip rape (Brassica rapa ) trap crops (pull!). Abstracts 11th International Rapeseed Congress, Copenhagen, 6-10 July 2003 . pp. 122

Push-pull strategies to reduce insecticide input to oilseed rape (Brassica napus ): potential of low alkenyl glucosinolate oilseed rape varieties (push!), and turnip rape (Brassica rapa ) trap crops (pull!)

C1 - Edited contributions to conferences/learned societies

Cook, S. M., Smart, L. E., Rasmussen, H. B., Bartlet, E., Martin, J. L., Murray, D. A., Watts, N. P. and Williams, I. H. 2003. Push-pull strategies to reduce insecticide input to oilseed rape (Brassica napus ): potential of low alkenyl glucosinolate oilseed rape varieties (push!), and turnip rape (Brassica rapa ) trap crops (pull!). Proceedings 11th International Rapeseed Congress, Copenhagen, 6-10 July 2003 . pp. 1018-1021

Spatial distribution of pest insects in oilseed rape: implications for integrated pest management

A - Papers appearing in refereed journals

Ferguson, A. W., Klukowski, Z., Walczak, B., Clark, S. J., Mugglestone, M. A., Perry, J. N. and Williams, I. H. 2003. Spatial distribution of pest insects in oilseed rape: implications for integrated pest management. Agriculture, Ecosystems & Environment. 95 (2-3), pp. 509-521. https://doi.org/10.1016/S0167-8809(02)00200-1

East Atlantic teleconnection pattern and the decline of a common arctiid moth

A - Papers appearing in refereed journals

Conrad, K. F., Woiwod, I. P. and Perry, J. N. 2003. East Atlantic teleconnection pattern and the decline of a common arctiid moth. Global Change Biology. 9 (2), pp. 125-130. https://doi.org/10.1046/j.1365-2486.2003.00572.x

Design, analysis and statistical power of the Farm-Scale Evaluations of genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Perry, J. N., Rothery, P., Clark, S. J., Heard, M. S. and Hawes, C. 2003. Design, analysis and statistical power of the Farm-Scale Evaluations of genetically modified herbicide-tolerant crops. Journal of Applied Ecology. 40 (1), pp. 17-31. https://doi.org/10.1046/j.1365-2664.2003.00786.x

The convention on biological diversity adopts the International Pollinator Initiative

G - Articles in popular magazines and other technical publications

Williams, I. H. 2003. The convention on biological diversity adopts the International Pollinator Initiative. Bee World. 84, pp. 27-31.

An introduction to the farm-scale evaluations of genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Firbank, L. G., Heard, M. S., Woiwod, I. P., Hawes, C., Haughton, A. J., Champion, G. T., Scott, R. J., Hill, M. O., Dewar, A. M., Squires, G. R., May, M. J., Brooks, D. R., Bohan, D. A., Daniels, R. E., Osborne, J. L., Roy, D. B., Black, H. I. J., Rothery, P. and Perry, J. N. 2003. An introduction to the farm-scale evaluations of genetically modified herbicide-tolerant crops. Journal of Applied Ecology. 40 (1), pp. 2-16. https://doi.org/10.1046/j.1365-2664.2003.00787.x

Diversity and abundance of the coleopteran fauna from organic and conventional management systems in southern England

A - Papers appearing in refereed journals

Shah, P. A., Brooks, D. R., Ashby, J. E., Perry, J. N. and Woiwod, I. P. 2003. Diversity and abundance of the coleopteran fauna from organic and conventional management systems in southern England. Agricultural and Forest Entomology. 5 (1), pp. 51-60. https://doi.org/10.1046/j.1461-9563.2003.00162.x

Pollen beetle spatio-temporal distributions in semi field scale arrays of oilseed rape plants

C2 - Non-edited contributions to conferences

Frearson, D. J. T., Ferguson, A. W., Campbell, J. C. and Williams, I. H. 2002. Pollen beetle spatio-temporal distributions in semi field scale arrays of oilseed rape plants. Abstracts 6th National Meeting of the Royal Entomological Society, Cardiff, 12-13 September 2002 .

Bee behaviour and pollination ecology

G - Articles in popular magazines and other technical publications

Williams, I. H. and Osborne, J. L. 2002. Bee behaviour and pollination ecology. Institute Of Arable Crops Research Annual Report. 2001-2002, pp. 24-27.

Pesticide risk to bee pollinators

G - Articles in popular magazines and other technical publications

Lewis, G., Stevenson, J. H. and Williams, I. H. 2002. Pesticide risk to bee pollinators.

Within-field distributions of the seed weevil, Ceutorhynchus assimilis (Paykull) and its parasitoid, Trichomalus perfectus (Walker), on winter oilseed rape

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Murchie, A. K., Ferguson, A. W., Klukowski, Z., Perry, J. N. and Walczak, B. 2002. Within-field distributions of the seed weevil, Ceutorhynchus assimilis (Paykull) and its parasitoid, Trichomalus perfectus (Walker), on winter oilseed rape.

Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 27 March 2002

D1 - Technical reports: non-confidential

Firbank, L. G., Bennett, S., Brooks, D., Bohan, D. A., Champion, G. T., Clark, S. J., Daniels, R., Dewar, A. M., Haughton, A. J., Hawes, C., Heard, M., Hill, M., May, M. J., Norton, L., Osborne, J. L., Pidgeon, J. D., Perry, J. N., Rothery, P., Roy, D., Scott, R., Squire, G., Watkins, J., Whittaker, D. and Woiwod, I. P. 2002. Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 27 March 2002.

Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 1 November 2002

D1 - Technical reports: non-confidential

Firbank, L. G., Brooks, D., Bohan, D. A., Champion, G. T., Clark, S. J., Daniels, R., Dewar, A. M., Fairfax, C., Haughton, A. J., Hawes, C., Heard, M., Hill, M., May, M. J., Osborne, J. L., Pidgeon, J. D., Perry, J. N., Rossall, M., Rothery, P., Roy, D., Scott, R., Squire, G., Whittaker, D. and Woiwod, I. P. 2002. Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 1 November 2002.

GM crops, risk assessment, bees and honey

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 2002. GM crops, risk assessment, bees and honey.

GM crops, bee foraging behaviour and gene flow

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 2002. GM crops, bee foraging behaviour and gene flow.

Possibilities and constraints of agro-ecosystem diversification as a pest management strategy: a simulation approach

C1 - Edited contributions to conferences/learned societies

Potting, R. P. J., Perry, J. N. and Powell, W. 2002. Possibilities and constraints of agro-ecosystem diversification as a pest management strategy: a simulation approach. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 2002 . pp. 91-96

The role of pollen odour in the attraction of pollen beetles to oilseed rape flowers

A - Papers appearing in refereed journals

Cook, S. M., Bartlet, E., Murray, D. A. and Williams, I. H. 2002. The role of pollen odour in the attraction of pollen beetles to oilseed rape flowers. Entomologia Experimentalis et Applicata. 104 (1), pp. 43-50. https://doi.org/10.1046/j.1570-7458.2002.00989.x

Genetically modified crops

B - Book chapters etc edited externally

Perry, J. N. 2002. Genetically modified crops. in: Ruse, M. and Castle, D. (ed.) Genetically modified foods: debating biotechnology Prometheus Books, New York. pp. 115-122

Weather and climate in the long-term decline of the garden tiger moth (Arctia caja ) in Great Britain

C2 - Non-edited contributions to conferences

Conrad, K. F., Woiwod, I. P. and Perry, J. N. 2002. Weather and climate in the long-term decline of the garden tiger moth (Arctia caja ) in Great Britain. Abstracts 4th International Symposium on Butterfly Conservation, Lancaster, 5-8 September 2002 .

The International Pollinator Initiative

C2 - Non-edited contributions to conferences

Williams, I. H. 2002. The International Pollinator Initiative. Proceedings 6th European Bee Conference, Cardiff, 1-5 July 2002 . pp. 37-38

MASTER: management strategies for European rape pests - a new EU project

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Buchs, W., Hokkanen, H., Menzler-Hokkanen, I., Johnen, A., Klukowski, Z., Luik, A., Nilsson, C. and Ulber, B. 2002. MASTER: management strategies for European rape pests - a new EU project. Proceedings Brighton Crop Protection Conference - Pests and Diseases 2002 . pp. 641-646

Insect pollination and crop production: a European perspective

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 2002. Insect pollination and crop production: a European perspective. Kevan, P. G. and Imperatriz-Fonseca, V. L. (ed.) The Conservation Link Between Agriculture and Nature: Proceedings of the Workshop on the Conservation and Sustainable Use of Pollinators in Agriculture with Emphasis on Bees, Sao Paulo, October 1998 . pp. 59-65

Integrated pest management strategies incorporating bio-control for European oilseed rape pests

C2 - Non-edited contributions to conferences

Williams, I. H., Buchs, W., Hokkanen, H., Johnen, A., Klukowski, Z., Luik, A., Menzler-Hokkanen, I., Nilsson, C. and Ulber, B. 2002. Integrated pest management strategies incorporating bio-control for European oilseed rape pests. Abstracts 7th European Congress of Entomology, Thessaloniki, 7-13 October 2002 .

Cultivation of GM crops in the EU, farmland biodiversity and bees

A - Papers appearing in refereed journals

Williams, I. H. 2002. Cultivation of GM crops in the EU, farmland biodiversity and bees. Bee World. 83, pp. 119-133.

Design, analysis and power considerations of field-scale ecological assessments of genetically modified crops

C2 - Non-edited contributions to conferences

Perry, J. N., Rothery, P., Clark, S. J., Heard, M. S. and Hawes, C. 2002. Design, analysis and power considerations of field-scale ecological assessments of genetically modified crops. Abstracts ESF Workshop on Ecological Concepts and Techniques to Assess the Impact of Genetically Modified Plants in Natural and Crop Ecosystems, Klarskovgard, 1-2 November 2002 . pp. 20

Spatial pattern in the distribution of pests and yield in an oilseed rape crop: implications for ICM

C1 - Edited contributions to conferences/learned societies

Ferguson, A. W., Perry, J. N., Williams, I. H., Klukowski, Z., Walczak, B., Clark, S. J. and Mugglestone, M. A. 2002. Spatial pattern in the distribution of pests and yield in an oilseed rape crop: implications for ICM. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 2002 . pp. 659-664

Turnip rape (Brassica rapa) as a trap crop to protect oilseed rape (Brassica napus) from infestation by insect pests: potential and mechanisms of action

C1 - Edited contributions to conferences/learned societies

Cook, S. M., Smart, L. E., Potting, R. J. P., Bartlet, E., Martin, J. L., Murray, D. A., Watts, N. P. and Williams, I. H. 2002. Turnip rape (Brassica rapa) as a trap crop to protect oilseed rape (Brassica napus) from infestation by insect pests: potential and mechanisms of action. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 2002 . pp. 569-574

The EU regulatory framework for GM foods in relation to bee products

A - Papers appearing in refereed journals

Williams, I. H. 2002. The EU regulatory framework for GM foods in relation to bee products. Bee World. 83, pp. 78-87.

The EU regulatory framework for GM crops in relation to bees

A - Papers appearing in refereed journals

Williams, I. H. 2002. The EU regulatory framework for GM crops in relation to bees. Bee World. 83, pp. 24-35.

Bumblebees in the agricultural landscape of Estonia

A - Papers appearing in refereed journals

Mand, M., Mand, R. and Williams, I. H. 2002. Bumblebees in the agricultural landscape of Estonia. Agriculture, Ecosystems & Environment. 89, pp. 69-76.

Spatial patterns of insect pest distribution in an oilseed rape crop: relationships to plant growth and yield and significance for IPM

C2 - Non-edited contributions to conferences

Ferguson, A. W., Klukowski, Z., Walczak, B., Clark, S. J., Mugglestone, M. A., Perry, J. N. and Williams, I. H. 2002. Spatial patterns of insect pest distribution in an oilseed rape crop: relationships to plant growth and yield and significance for IPM. Abstracts 7th European Congress of Entomology, Thessaloniki, 7-13 October 2002 . pp. 207

Spatial pattern and the relationship between pests and plant growth in a winter oilseed rape crop

C2 - Non-edited contributions to conferences

Ferguson, A. W., Klukowski, Z., Walczak, B., Clark, S. J., Mugglestone, M. A., Perry, J. N. and Williams, I. H. 2002. Spatial pattern and the relationship between pests and plant growth in a winter oilseed rape crop. Abstracts 6th National Meeting of the Royal Entomological Society, Cardiff, 12-13 September 2002 . pp. 15-16

Management strategies for European rape pests - a new EU project

C2 - Non-edited contributions to conferences

Williams, I. H. 2002. Management strategies for European rape pests - a new EU project. Abstracts 6th National Meeting of the Royal Entomological Society, Cardiff, 12-13 September 2002 .

Effect of strain-specific hypersensitive resistance on spatial patterns of virus spread

A - Papers appearing in refereed journals

Thackray, D. J., Smith, L. J., Cheng, Y., Perry, J. N. and Jones, R. A. C. 2002. Effect of strain-specific hypersensitive resistance on spatial patterns of virus spread. Annals of Applied Biology - AAB. 141 (1), pp. 45-59. https://doi.org/10.1111/j.1744-7348.2002.tb00194.x

Design and analysis of farm-scale evaluations of genetically modified herbicide-tolerant crops

C1 - Edited contributions to conferences/learned societies

Rothery, P., Clark, S. J. and Perry, J. N. 2002. Design and analysis of farm-scale evaluations of genetically modified herbicide-tolerant crops. Proceedings 21st International Biometric Conference, Freiburg, 21-26 July 2002 . pp. 351-364

Illustrations and guidelines for selecting statistical methods for quantifying spatial pattern in ecological data

A - Papers appearing in refereed journals

Perry, J. N., Liebhold, A. M., Rosenberg, M. S., Dungan, J., Miriti, M., Jakomulska, A. and Citron-Pousty, S. 2002. Illustrations and guidelines for selecting statistical methods for quantifying spatial pattern in ecological data. Ecography. 25 (5), pp. 578-600. https://doi.org/10.1034/j.1600-0587.2002.250507.x

A new method to measure spatial association for ecological count data

A - Papers appearing in refereed journals

Perry, J. N. and Dixon, P. M. 2002. A new method to measure spatial association for ecological count data. Ecoscience. 9, pp. 133-141.

Sensitive dependencies and separation distances for genetically modified herbicide-tolerant crops

A - Papers appearing in refereed journals

Perry, J. N. 2002. Sensitive dependencies and separation distances for genetically modified herbicide-tolerant crops. Proceedings of the Royal Society of London Series B Biological Sciences. 269, pp. 1173-1176.

GM crops - the debate continues

G - Articles in popular magazines and other technical publications

Perry, J. N. 2002. GM crops - the debate continues. Science Matters. 18, pp. 1-3.

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 .

A balanced view of scale in spatial statistical analysis

A - Papers appearing in refereed journals

Dungan, J. L., Perry, J. N., Dale, M. R. T., Legendre, P., Citron-Pousty, S., Fortin, M-J., Jakomulska, A., Miriti, M. and Rosenberg, M. S. 2002. A balanced view of scale in spatial statistical analysis. Ecography. 25 (5), pp. 626-640. https://doi.org/10.1034/j.1600-0587.2002.250510.x

Turnip rape as a trap crop to protect oilseed rape from infestation by insect pests: potential and mechanisms of action

C2 - Non-edited contributions to conferences

Cook, S. M., Smart, L. E., Potting, R. P. J., Bartlet, E., Martin, J. L., Murray, D. A., Watts, N. P. and Williams, I. H. 2002. Turnip rape as a trap crop to protect oilseed rape from infestation by insect pests: potential and mechanisms of action. Abstracts 6th National Meeting of the Royal Entomological Society, Cardiff, 12-13 September 2002 .

Long-term decline in abundance and distribution of the garden tiger moth (Arctia caja ) in Great Britain

A - Papers appearing in refereed journals

Conrad, K. F., Woiwod, I. P. and Perry, J. N. 2002. Long-term decline in abundance and distribution of the garden tiger moth (Arctia caja ) in Great Britain. Biological Conservation. 106, pp. 329-337. https://doi.org/10.1016/S0006-3207(01)00258-0

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 natural control of the tracheal mite of honey bees

A - Papers appearing in refereed journals

Bailey, L. and Perry, J. N. 2002. The natural control of the tracheal mite of honey bees. Experimental and Applied Acarology. 25, pp. 745-749.

Insect spatial population dynamics in winter rape: potential to reduce environmental impacts

C2 - Non-edited contributions to conferences

Warner, D. J., Allen-Williams, L. J., Ferguson, A. W. and Williams, I. H. 2002. Insect spatial population dynamics in winter rape: potential to reduce environmental impacts. Abstracts Conference on Managing the Environmental Effects of Agriculture, Coventry, 25-26 March 2002 .

Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 31 January 2001

D1 - Technical reports: non-confidential

Firbank, L. G., Bater, J., Bennett, S., Brooks, D., Bohan, D. A., Champion, G. T., Clark, S. J., Daniels, R., Dewar, A. M., Haughton, A. J., Hawes, C., Heard, M., Hill, M., May, M. J., Norton, L., Osborne, J. L., Pidgeon, J. D., Perry, J. N., Rossall, M., Rothery, P., Roy, D., Scott, R., Squire, G., Watkins, J., Whittaker, D. and Woiwod, I. P. 2001. Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 31 January 2001.

Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 11 October 2001

D1 - Technical reports: non-confidential

Firbank, L. G., Bennett, S., Brooks, D., Bohan, D. A., Champion, G. T., Clark, S. J., Daniels, R., Dewar, A. M., Haughton, A. J., Hawes, C., Heard, M., Hill, M., May, M. J., Norton, L., Osborne, J. L., Pidgeon, J. D., Perry, J. N., Rothery, P., Roy, D., Scott, R., Squire, G., Watkins, J., Whittaker, D. and Woiwod, I. P. 2001. Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 11 October 2001.

The role of pollen odour in the attraction of pollen beetles to oilseed rape flowers

C2 - Non-edited contributions to conferences

Cook, S. M., Bartlet, E., Murray, D. A. and Williams, I. H. 2001. The role of pollen odour in the attraction of pollen beetles to oilseed rape flowers. Abstracts 11th International Symposium on Insect-Plant Relationships, Helsingor, Denmark, 4-10 August 2001 . pp. 34

GM crops, bee foraging behaviour and gene flow

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 2001. GM crops, bee foraging behaviour and gene flow. Proceedings 37th International Apicultural Congress, Durban, 28 October-1 November 2001 .

Pollen and gene flow mediated by bees

C2 - Non-edited contributions to conferences

Williams, I. H. 2001. Pollen and gene flow mediated by bees. Abstracts 8th International Pollination Symposium, Hungary, 10-14 July 2000 .

Bee-mediated pollen and gene flow from GM plants

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 2001. Bee-mediated pollen and gene flow from GM plants. International Society of Horticultural Science (ISHS).

Welcome to Symposium participants on behalf of ICPBR

C2 - Non-edited contributions to conferences

Williams, I. H. 2001. Welcome to Symposium participants on behalf of ICPBR. International Society of Horticultural Science (ISHS).

Pollination and gene flow in white clover, growing in a patchy habitat

C1 - Edited contributions to conferences/learned societies

Osborne, J. L., Williams, I. H., Marshall, A. H. and Michaelson-Yeates, T. P. T. 2001. Pollination and gene flow in white clover, growing in a patchy habitat. International Society of Horticultural Science (ISHS).

GM crops, bee foraging behaviour and gene flow

C2 - Non-edited contributions to conferences

Williams, I. H. 2001. GM crops, bee foraging behaviour and gene flow. Abstracts 37th International Apicultural Congress, Durban, 28 October-1 November 2001 . pp. 129

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

Long-term decline in abundance and distribution of the garden tiger moth (Arctia caja ) in Great Britain

C2 - Non-edited contributions to conferences

Conrad, K. F., Woiwod, I. P. and Perry, J. N. 2001. Long-term decline in abundance and distribution of the garden tiger moth (Arctia caja ) in Great Britain. Abstracts Royal Entomological Society Insect Conservation Special Interest Group Meeting, London, 5 December 2001 .

Modelling the dynamic spatio-temporal response of predators to transient prey patches in the field

A - Papers appearing in refereed journals

Winder, L., Alexander, C. J., Holland, J. M., Woolley, C. and Perry, J. N. 2001. Modelling the dynamic spatio-temporal response of predators to transient prey patches in the field. Ecology Letters. 4 (6), pp. 568-576. https://doi.org/10.1046/j.1461-0248.2001.00269.x

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

Modelling bee-mediated gene flow from genetically modified plants

G - Articles in popular magazines and other technical publications

Williams, I. H. 2001. Modelling bee-mediated gene flow from genetically modified plants.

Genetically modified crops

C1 - Edited contributions to conferences/learned societies

Perry, J. N. 2001. Genetically modified crops. Genetic Engineering: Christ and the Cosmos. Proceedings of the Conference held at All Saints Pastoral Centre, London Colney, 20-22 April 2001 . pp. 22-91

Site constancy of bumble bees in an experimentally patchy habitat

A - Papers appearing in refereed journals

Osborne, J. L. and Williams, I. H. 2001. Site constancy of bumble bees in an experimentally patchy habitat. Agriculture, Ecosystems & Environment. 83, pp. 129-141.

A novel mechanism for time-sorting insect catches, and its use to derive the diel flight periodicity of brassica pod midge Dasineura brassicae (Diptera: Cecidomyiidae)

A - Papers appearing in refereed journals

Murchie, A. K., Burn, D. J., Kirk, W. D. J. and Williams, I. H. 2001. A novel mechanism for time-sorting insect catches, and its use to derive the diel flight periodicity of brassica pod midge Dasineura brassicae (Diptera: Cecidomyiidae). Bulletin of Entomological Research. 91 (3), pp. 199-203. https://doi.org/10.1079/BER200189

Comparison of two field-scale approaches for the study of effects of insecticides on polyphagous predators in cereals

A - Papers appearing in refereed journals

Kennedy, P. J., Conrad, K. F., Perry, J. N., Powell, D., Aegerter, J., Todd, A. D., Walters, K. F. A. and Powell, W. 2001. Comparison of two field-scale approaches for the study of effects of insecticides on polyphagous predators in cereals. Applied Soil Ecology. 17 (3), pp. 253-266. https://doi.org/10.1016/S0929-1393(01)00142-1

Spatio-temporal variation in the abundance and distribution of the garden tiger moth (Arctia caja ) - implications of climate change

C2 - Non-edited contributions to conferences

Conrad, K. F., Woiwod, I. P. and Perry, J. N. 2001. Spatio-temporal variation in the abundance and distribution of the garden tiger moth (Arctia caja ) - implications of climate change. Parr, T. W. and Sier, A. R. J. (ed.) ECN Science Workshop 2000, CEH Merlewood, June 2000. Workshop Report . pp. 12

Long-term spatio-temporal variation in abundance of the garden tiger moth (Arctia caja ) during a population decline

C2 - Non-edited contributions to conferences

Conrad, K. F., Woiwod, I. P. and Perry, J. N. 2001. Long-term spatio-temporal variation in abundance of the garden tiger moth (Arctia caja ) during a population decline. Abstracts Detecting Environmental Change: Science and Society, London, 17-20 July 2001 . pp. 65-66

An abundance-occupancy time-lag during the decline of an arctiid tiger moth

A - Papers appearing in refereed journals

Conrad, K. F., Perry, J. N. and Woiwod, I. P. 2001. An abundance-occupancy time-lag during the decline of an arctiid tiger moth. Ecology Letters. 4 (4), pp. 300-303. https://doi.org/10.1046/j.1461-0248.2001.00234.x

The use of barrier-connected pitfall trapping for sampling predatory beetles and spiders

A - Papers appearing in refereed journals

Winder, L., Holland, J. M., Perry, J. N., Woolley, C. and Alexander, C. J. 2001. The use of barrier-connected pitfall trapping for sampling predatory beetles and spiders. Entomologia Experimentalis et Applicata. 98 (3), pp. 249-258. https://doi.org/10.1046/j.1570-7458.2001.00781.x

Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 20 October 2000

D1 - Technical reports: non-confidential

Firbank, L. G., Bater, J., Bennett, S., Brooks, D., Bohan, D. A., Champion, G. T., Clark, S. J., Daniels, R., Dewar, A. M., Glen, D. M., Haughton, A. J., Hawes, C., Heard, M., Hill, M., Maudsley, M. J., Marshall, E. J. P., May, M. J., Norton, L., Osborne, J. L., Pidgeon, J. D., Perry, J. N., Rossall, M., Rothery, P., Roy, D., Scott, R., Squire, G., Watkins, J., Whittaker, D. and Woiwod, I. P. 2000. Farm scale evaluations of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim report 20 October 2000. Department for Environment, Food & Rural Affairs (DEFRA).

The impact of dimethoate on the spatial distribution of beneficial arthropods in winter wheat

A - Papers appearing in refereed journals

Holland, J. M., Winder, L. and Perry, J. N. 2000. The impact of dimethoate on the spatial distribution of beneficial arthropods in winter wheat. Annals of Applied Biology - AAB. 136 (2), pp. 93-105. https://doi.org/10.1111/j.1744-7348.2000.tb00013.x

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

Within-field distributions of the seed weevil, Ceutorhynchus assimilis (Paykull) and its parasitoid, Trichomalus perfectus (Walker), on winter oilseed rape

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Murchie, A. K., Ferguson, A. W., Klukowski, Z., Perry, J. N. and Walczak, B. 2000. Within-field distributions of the seed weevil, Ceutorhynchus assimilis (Paykull) and its parasitoid, Trichomalus perfectus (Walker), on winter oilseed rape.

Integrated management of pest and beneficial insects on oilseeds (Final report for MAFF project AR0203)

D1 - Technical reports: non-confidential

Williams, I. H. 2000. Integrated management of pest and beneficial insects on oilseeds (Final report for MAFF project AR0203).

Spatio-temporal relationships between Psylliodes chrysocephala (cabbage stem flea beetle) larvae and predatory carabid beetles in a crop of winter oilseed rape

C2 - Non-edited contributions to conferences

Warner, D. J., Allen-Williams, L. J., Ferguson, A. W. and Williams, I. H. 2000. Spatio-temporal relationships between Psylliodes chrysocephala (cabbage stem flea beetle) larvae and predatory carabid beetles in a crop of winter oilseed rape. Abstracts Entomology 2000, Liverpool, 14-15 September 2000 .

Temporal variance-mean relationships for logarithmic- transformed insect catches in light trap samples adjusted for lunar phases

A - Papers appearing in refereed journals

Mukherjee, S. and Perry, J. N. 2000. Temporal variance-mean relationships for logarithmic- transformed insect catches in light trap samples adjusted for lunar phases. Journal of the Indian Society of Agricultural Statistics. 53, pp. 182-186.

Minimizing pesticide use and environmental impact by the development and promotion of bio-control strategies for oilseed rape pests. Final Report (FAIR-CT 96-1314)

D1 - Technical reports: non-confidential

Alford, D. V., Ballanger, Y., Buchi, R., Buchs, W., Ekbom, B., Hansen, L. M., Hokkanen, H. M. T., Kromp, B., Nilsson, L. C., Ulber, B., Walters, K. F. A., Williams, I. H. and Young, J. E. B. 2000. Minimizing pesticide use and environmental impact by the development and promotion of bio-control strategies for oilseed rape pests. Final Report (FAIR-CT 96-1314).

Prospects for improving crop production with honey bees

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 2000. Prospects for improving crop production with honey bees. Proceedings 2nd International Workshop on the Conservation and Utilisation of Commercial Insects, ICIPE, Nairobi . pp. 236-251

Pest-predator spatial relationships in winter rape: implications for integrated crop management

A - Papers appearing in refereed journals

Warner, D. J., Allen-Williams, L. J., Ferguson, A. W. and Williams, I. H. 2000. Pest-predator spatial relationships in winter rape: implications for integrated crop management. Pest Management Science. 56 (11), pp. 977-982. https://doi.org/10.1002/1526-4998(200011)56:11<977::AID-PS224>3.0.CO;2-U

Fitting host-parasitoid models with CV2>1 using hierarchical generalized linear models

A - Papers appearing in refereed journals

Perry, J. N., Noh, M. S., Lee, Youngsook, Alston, R. D., Mohd Norowi, H., Powell, W. and Rennolls, K. 2000. Fitting host-parasitoid models with CV2>1 using hierarchical generalized linear models. Proceedings of the Royal Society of London Series B Biological Sciences. 267, pp. 2043-2048.

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).

A nearest neighbour approach to the simulation of spread of barley yellow dwarf virus

A - Papers appearing in refereed journals

Chaussalet, T. J., Mann, J. A., Perry, J. N. and Francos-Rodriguez, J. C. 2000. A nearest neighbour approach to the simulation of spread of barley yellow dwarf virus. Computers and Electronics in Agriculture. 28 (1), pp. 51-65. https://doi.org/10.1016/S0168-1699(00)00116-2

The spatio-temporal distribution of adult Ceutorhynchus assimilis in a crop of winter oilseed rape in relation to the distribution of their larvae and that of the parasitoid Trichomalus perfectus

A - Papers appearing in refereed journals

Ferguson, A. W., Klukowski, Z., Walczak, B., Perry, J. N., Mugglestone, M. A., Clark, S. J. and Williams, I. H. 2000. The spatio-temporal distribution of adult Ceutorhynchus assimilis in a crop of winter oilseed rape in relation to the distribution of their larvae and that of the parasitoid Trichomalus perfectus. Entomologia Experimentalis et Applicata. 95 (2), pp. 161-171. https://doi.org/10.1046/j.1570-7458.2000.00654.x

Adaptation of a population dynamics model for prediction of potato cyst nematode distribution within fields

C2 - Non-edited contributions to conferences

Yang, J., Perry, J. N., Haydock, P. P. J. and Evans, K. 2000. Adaptation of a population dynamics model for prediction of potato cyst nematode distribution within fields. Abstracts 25th International Symposium on Nematology, Herzliya, Israel, 2-7 April 2000 . pp. 52

Adaptation of a population dynamics model for prediction of potato cyst nematode distribution within fields

C1 - Edited contributions to conferences/learned societies

Yang, J., Perry, J. N., Evans, K. and Haydock, P. P. J. 2000. Adaptation of a population dynamics model for prediction of potato cyst nematode distribution within fields. Potato Cyst Nematode Management. Aspects of Applied Biology 59 . pp. 109-114

Chaos in real data: the analysis of non-linear dynamics from short ecological time series

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

Perry, J. N., Smith, R. H. and Woiwod, I. P. Morse, D. R. (ed.) 2000. Chaos in real data: the analysis of non-linear dynamics from short ecological time series. Kluwer Academic Publishers, Dordrecht, Netherlands.

Overview

B - Book chapters etc edited externally

Perry, J. N. 2000. Overview. in: Woiwod, I. P., Morse, D. R., Perry, J. N. and Smith, R. H. (ed.) Chaos in real data Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 173-190

Pollination and gene flow in white clover, growing in a patchy habitat

C2 - Non-edited contributions to conferences

Osborne, J. L., Williams, I. H., Marshall, A. T. and Michaelson-Yates, T. P. T. 2000. Pollination and gene flow in white clover, growing in a patchy habitat. Abstracts 8th International Pollination Symposium, Mosonmagyarovar, Hungary, 10-14 July 2000 . pp. 15

A glossary of terms used in nonlinear dynamics

B - Book chapters etc edited externally

Morse, D. R., Perry, J. N. and Smith, R. H. 2000. A glossary of terms used in nonlinear dynamics. in: Woiwod, I. P., Morse, D. R., Perry, J. N. and Smith, R. H. (ed.) Chaos in real data Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 191-218

The effect of spatial scale on interactions between two weevils and their parasitoid

A - Papers appearing in refereed journals

Mohd Norowi, Hamid, Perry, J. N., Powell, W. and Rennolls, K. 2000. The effect of spatial scale on interactions between two weevils and their parasitoid. Ecological Entomology. 25 (2), pp. 188-196. https://doi.org/10.1046/j.1365-2311.2000.00242.x

The within-field spatial and temporal distribution of arthropods in winter wheat

A - Papers appearing in refereed journals

Holland, J. M., Perry, J. N. and Winder, L. 2000. The within-field spatial and temporal distribution of arthropods in winter wheat. Bulletin of Entomological Research. 89 (6), pp. 499-513. https://doi.org/10.1017/S0007485399000656

Spatial analysis in pest and weed management

C1 - Edited contributions to conferences/learned societies

Gonzalez-Andujar, J. L. and Perry, J. N. 2000. Spatial analysis in pest and weed management. Proceedings 20th International Biometric Conference, Berkeley, 1-7 July 2000. Vol. 2: Invited Program . pp. 89-96

Farm scale evaluation of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim Report. 3 March 2000

D1 - Technical reports: non-confidential

Firbank, L. G., Brooks, D., Champion, G., Daniels, R., Dewar, A. M., Dixon, M., Haughton, A. J., Hawes, C., Heard, M., Hill, M., Lutman, P. J. W., Maudsley, M., May, M. J., Osborne, J. L., Pidgeon, J. D., Perry, J. N., Rothery, P., Roy, D., Scott, R., Squire, G., Watkins, J. and Woiwod, I. P. 2000. Farm scale evaluation of GM crops: effects of the management of field scale releases of genetically-modified herbicide-tolerant crops on the abundance and diversity of farmland wildlife. Interim Report. 3 March 2000.

Pest-parasitoid spatial relationships in winter rape: implications for ICM

C2 - Non-edited contributions to conferences

Ferguson, A. W., Klukowski, Z., Walczak, B., Perry, J. N. and Williams, I. H. 2000. Pest-parasitoid spatial relationships in winter rape: implications for ICM. Abstracts Society of Industrial Chemistry Meeting on the Economic and Commercial Impact of Integrated Crop Management, London, 3-4 April 2000 .

Functional anatomy of sensory structures on the antennae of Psylliodes chrysocephala L. (Coleoptera: Chrysomelidae)

A - Papers appearing in refereed journals

Bartlet, E., Romani, R., Williams, I. H. and Isidoro, N. 2000. Functional anatomy of sensory structures on the antennae of Psylliodes chrysocephala L. (Coleoptera: Chrysomelidae). International Journal of Insect Morphology and Embryology. 28, pp. 291-300.

Spatio-temporal associations in beetle and virus count data

A - Papers appearing in refereed journals

Korie, S., Perry, J. N., Mugglestone, M. A., Clark, S. J., Thomas, C. F. G. and Mohamad Roff, M. N. 2000. Spatio-temporal associations in beetle and virus count data. Journal of Agricultural Biological and Environmental Statistics. 5 (2), pp. 214-239. https://doi.org/10.2307/1400532

A new approach to characterising within-field pest distributions using mealy cabbage aphid (Brevicoryne brassicae ) on Brussels sprouts as an example

C1 - Edited contributions to conferences/learned societies

Parker, W. E., Perry, J. N., Blood Smith, J., Ellis, S. A., Mckinlay, R. G. and Turner, S. T. D. 1999. A new approach to characterising within-field pest distributions using mealy cabbage aphid (Brevicoryne brassicae ) on Brussels sprouts as an example.

Platygaster subuliformis (Kieffer) (Hym., Platygastridae) new to Britain, an egg-larval parasitoid of the brassica pod midge, Dasineura brassica Winnertz (Dipt., Cecidomyiidae)

A - Papers appearing in refereed journals

Murchie, A. K., Polaszek, A. and Williams, I. H. 1999. Platygaster subuliformis (Kieffer) (Hym., Platygastridae) new to Britain, an egg-larval parasitoid of the brassica pod midge, Dasineura brassica Winnertz (Dipt., Cecidomyiidae). Entomologist's monthly magazine. 135, pp. 217-222.

The ideal glucosinolate profile for pest resistance in oilseed rape

C1 - Edited contributions to conferences/learned societies

Bartlet, E., Williams, I. H. and Pickett, J. A. 1999. The ideal glucosinolate profile for pest resistance in oilseed rape.

Modeling effects of spatial patterns on the seed bank dynamics of Alopecurus myosuroides

A - Papers appearing in refereed journals

Gonzales-Andujar, J. L., Perry, J. N. and Moss, S. R. 1999. Modeling effects of spatial patterns on the seed bank dynamics of Alopecurus myosuroides. Weed Science. 47 (6), pp. 697-705. https://doi.org/10.1017/S0043174500091360

The spatial and temporal distribution of the grain aphid Sitobion avenae in winter wheat

A - Papers appearing in refereed journals

Winder, L., Perry, J. N. and Holland, J. M. 1999. The spatial and temporal distribution of the grain aphid Sitobion avenae in winter wheat. Entomologia Experimentalis et Applicata. 93 (3), pp. 277-290.

Spatio-temporal dynamics of insect distributions in oilseed rape

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Murchie, A. K., Ferguson, A. W., Klukowski, Z., Perry, J. N., Walczak, B., Mugglestone, M. A. and Clark, S. J. 1999. Spatio-temporal dynamics of insect distributions in oilseed rape. Proceedings 10th International Rapeseed Congress: New Horizons for an Old Crop, Canberra, 26-29 September 1999. (CD-ROM) .

A bee flight room designed for studies of bee foraging behaviour

A - Papers appearing in refereed journals

Poppy, G. M. and Williams, I. H. 1999. A bee flight room designed for studies of bee foraging behaviour. Journal of Apicultural Research. 38, pp. 177-189.

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

Edge distributions of Ceutorhynchus assimilis and its parasitoid Trichomalus perfectus in a crop of winter oilseed rape (Brassica napus)

A - Papers appearing in refereed journals

Murchie, A. K., Williams, I. H. and Perry, J. N. 1999. Edge distributions of Ceutorhynchus assimilis and its parasitoid Trichomalus perfectus in a crop of winter oilseed rape (Brassica napus). BioControl. 44 (4), pp. 379-390. https://doi.org/10.1023/A:1009997917947

Adaptation of a population dynamics model for prediction of potato cyst nematode distribution within fields

C2 - Non-edited contributions to conferences

Yang, J., Perry, J. N., Haydock, P. P. J. and Evans, K. 1999. Adaptation of a population dynamics model for prediction of potato cyst nematode distribution within fields. Abstracts Association of Applied Biologists Nematology Sub-group Meeting, London, 14 December 1999 .

The effect of spatial scale on interactions between two weevils and their food plant

A - Papers appearing in refereed journals

Hamid, Mohd Norowi, Perry, J. N., Powell, W. and Rennolls, K. 1999. The effect of spatial scale on interactions between two weevils and their food plant. Acta Oecologica - International journal of ecology. 20, pp. 537-549.

Pollen beetle, Meligethes aeneus Fabricius, incidence in the composite hybrid winter oilseed rape, Synergy

C1 - Edited contributions to conferences/learned societies

Cook, S. M., Murray, D. A. and Williams, I. H. 1999. Pollen beetle, Meligethes aeneus Fabricius, incidence in the composite hybrid winter oilseed rape, Synergy. Proceedings 10th International Rapeseed Congress: New Horizons for an Old Crop, Canberra, 26-29 September 1999. CD ROM and Abstract Book .

Arthropod prey of farmland birds: their spatial distribution within a sprayed field with and without buffer zones

C1 - Edited contributions to conferences/learned societies

Holland, J. M., Winder, L. and Perry, J. N. 1999. Arthropod prey of farmland birds: their spatial distribution within a sprayed field with and without buffer zones. Field Margins and Buffer Zones: Ecology, Management and Policy. Aspects of Applied Biology 54 . pp. 53-60

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., 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. Beekeepers News. 85, pp. 9-10.

A landscape-scale study of bumble bee foraging range and constancy, using harmonic radar

A - Papers appearing in refereed journals

Osborne, J. L., Clark, S. J., Morris, R. J., Williams, I. H., Riley, J. R., Smith, A. D., Reynolds, D. R. and Edwards, A. S. 1999. A landscape-scale study of bumble bee foraging range and constancy, using harmonic radar. Journal of Applied Ecology. 36 (4), pp. 519-533. https://doi.org/10.1046/j.1365-2664.1999.00428.x

Perception of oviposition-deterring pheromone by cabbage seed weevil (Ceutorhynchus assimilis )

A - Papers appearing in refereed journals

Ferguson, A. W., Ziesmann, J., Blight, M. M., Williams, I. H., Wadhams, L. J., Clark, S. J., Woodcock, C. M. and Mudd, A. 1999. Perception of oviposition-deterring pheromone by cabbage seed weevil (Ceutorhynchus assimilis ). Journal of Chemical Ecology. 25, pp. 1655-1670. https://doi.org/10.1023/A:1020801319251

Identification of the gland secreting oviposition-deterring pheromone in the cabbage seed weevil, Ceutorhynchus assimilis, and the mechanism of pheromone deposition

A - Papers appearing in refereed journals

Ferguson, A. W., Solinas, M., Ziesmann, J., Isidoro, N., Williams, I. H., Scubla, P., Mudd, A., Clark, S. J. and Wadhams, L. J. 1999. Identification of the gland secreting oviposition-deterring pheromone in the cabbage seed weevil, Ceutorhynchus assimilis, and the mechanism of pheromone deposition. Journal of Insect Physiology. 45 (7), pp. 687-699. https://doi.org/10.1016/S0022-1910(99)00046-3

Compensation for wind drift by bumble-bees

A - Papers appearing in refereed journals

Riley, J. R., Reynolds, D. R., Smith, A. D., Edwards, A. S., Osborne, J. L., Williams, I. H. and McCartney, H. A. 1999. Compensation for wind drift by bumble-bees. Nature. 400 (6740), p. 126. https://doi.org/10.1038/22029

Spatial population dynamics of a pest and its parasitoid in an oilseed rape crop

C1 - Edited contributions to conferences/learned societies

Ferguson, A. W., Williams, I. H., Klukowski, Z., Walczak, B. and Perry, J. N. 1999. Spatial population dynamics of a pest and its parasitoid in an oilseed rape crop. Challenges in Applied Population Biology. Aspects of Applied Biology 53 . pp. 143-148

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 .

Wound-induced increases in the glucosinolate content of oilseed rape and their effect on subsequent herbivory by a crucifer specialist

A - Papers appearing in refereed journals

Bartlet, E., Kiddle, G., Martin, A. P., Williams, I. H. and Wallsgrove, R. M. 1999. Wound-induced increases in the glucosinolate content of oilseed rape and their effect on subsequent herbivory by a crucifer specialist. Entomologia Experimentalis et Applicata. 91 (1), pp. 163-167. https://doi.org/10.1046/j.1570-7458.1999.00479.x

New techniques for studying the spatial and temporal dynamics of the foraging flights of bumble bees in relation to plant gene flow within agricultural habitats

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 1999. New techniques for studying the spatial and temporal dynamics of the foraging flights of bumble bees in relation to plant gene flow within agricultural habitats. Proceedings 24th Nordic Congress of Entomology, 1999 . pp. 193-199

Design and analysis of efficacy evaluation trials

D1 - Technical reports: non-confidential

Perry, J. N. and Et Al 1999. Design and analysis of efficacy evaluation trials. OEPP/EPPO, Paris, France.

Sex attractant for the male antler moth Cerapteryx graminis (L.)

C1 - Edited contributions to conferences/learned societies

Mottus, E., Liblikas, I. and Williams, I. H. 1999. Sex attractant for the male antler moth Cerapteryx graminis (L.). Proceedings 24th Nordic Congress of Entomology, Tartu, Estonia, 8-11 August 1997 . pp. 117-123

How busy are bees - modelling the pollination of clover

G - Articles in popular magazines and other technical publications

Marshall, A., Michaelson-Yeates, T. P. T. and Williams, I. H. 1999. How busy are bees - modelling the pollination of clover. IGER Innovations. No. 3, pp. 18-21.

Farm-scale evaluation of GM crops explained

G - Articles in popular magazines and other technical publications

Firbank, L. G., Dewar, A. M., Hill, M. O., May, M. J., Perry, J. N., Rothery, P., Squire, G. R. and Woiwod, I. P. 1999. Farm-scale evaluation of GM crops explained. Nature. 399 (6738), pp. 727-728. https://doi.org/10.1038/21516

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

Measuring the spatial pattern of Orobanche crenata weeds by SADIE red-blue analysis

C1 - Edited contributions to conferences/learned societies

Perry, J. N. and Lopez Granados, F. 1999. Measuring the spatial pattern of Orobanche crenata weeds by SADIE red-blue analysis. Proceedings VII Conferencia Espanola de Biometria, Palma de Mallorca, 10-12 March 1999 . pp. 247-250

Red-blue plots for detecting clusters in count data

A - Papers appearing in refereed journals

Perry, J. N., Winder, L., Holland, J. M. and Alston, R. D. 1999. Red-blue plots for detecting clusters in count data. Ecology Letters. 2 (2), pp. 106-113. https://doi.org/10.1046/j.1461-0248.1999.22057.x

The effects of habitat fragmentation on pollination and gene flow in white clover

C2 - Non-edited contributions to conferences

Osborne, J. L., Williams, I. H., Marshall, A. H. and Michaelson-Yeates, T. P. T. 1999. The effects of habitat fragmentation on pollination and gene flow in white clover. Abstracts British Ecological Society Winter and Annual General Meeting, Leicester, 5-8 January 1999 .

Spatial aspects in modelling pest-crop interactions

C1 - Edited contributions to conferences/learned societies

Mohd Norowi, H., Perry, J. N., Powell, W. and Rennolls, K. 1999. Spatial aspects in modelling pest-crop interactions. Proceedings 5th International Conference on Plant Protection in the Tropics, Kuala Lumpur, 15-18 March 1999 . Malaysian Plant Protection Society, Kuala Lumpur, Malaysia. pp. 29-34

Biometrical approaches in supervised pest control

C2 - Non-edited contributions to conferences

Mead, A., Collier, R. and Perry, J. N. 1999. Biometrical approaches in supervised pest control. Abstracts New Directions in Plant Biology. International Biometric Society British Region 190th Ordinary General Meeting & Summer Meeting, Wellesbourne, 23 June 1999 .

Analyzing spatially-referenced counts using Spatial Analysis by Distance IndicEs (SADIE)

C2 - Non-edited contributions to conferences

Perry, J. N. 1998. Analyzing spatially-referenced counts using Spatial Analysis by Distance IndicEs (SADIE). Proceedings Open University 8th One Day Conference on Spatial Statistics, 13 December 1998 .

Rejoinder [Analyzing maps of dispersal around a single focus]

A - Papers appearing in refereed journals

Korie, S., Clark, S. J., Perry, J. N., Mugglestone, M. A., Bartlett, P. W., Marshall, E. J. P. and Mann, J. A. 1998. Rejoinder [Analyzing maps of dispersal around a single focus]. Environmental And Ecological Statistics. 5 (4), pp. 349-351. https://doi.org/10.1023/A%3A1009604509368

Analyzing maps of dispersal around a single focus

A - Papers appearing in refereed journals

Korie, S., Clark, S. J., Perry, J. N., Mugglestone, M. A., Bartlett, P. W., Marshall, E. J. P. and Mann, J. A. 1998. Analyzing maps of dispersal around a single focus. Environmental And Ecological Statistics. 5 (4), pp. 317-344. https://doi.org/10.1023/A:1009603804998

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

Assessment of risks posed by pesticides to non-target arthropods

C2 - Non-edited contributions to conferences

Birnie, L. C., Kennedy, P. J., Shaw, K. E., Denholm, I., Perry, J. N. and Powell, W. 1998. Assessment of risks posed by pesticides to non-target arthropods. Abstracts 9th International Congress on Pesticide Chemistry: the Food-Environment Challenge, London, 2-7 August 1998 . pp. 8B-025

Development of an immunoassay for the identification and quantification of Globodera pallida and G. rostochiensis using the 34kD antigen

C2 - Non-edited contributions to conferences

Barker, A. D. P., Davies, K. G., Else, M., Jacobs, H., Perry, J. N., Russell, M. J. and Evans, K. 1998. Development of an immunoassay for the identification and quantification of Globodera pallida and G. rostochiensis using the 34kD antigen. Abstracts Association of Applied Biologists' Nematology Sub-Group Meeting, London, 17 December 1998 .

The within-field spatial and temporal distribution of the grain aphid (Sitobion avenae ) in winter wheat

C1 - Edited contributions to conferences/learned societies

Winder, L., Holland, J. M. and Perry, J. N. 1998. The within-field spatial and temporal distribution of the grain aphid (Sitobion avenae ) in winter wheat. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 1998 . pp. 1089-1094

The complementary roles of laboratory and field testing in ecotoxicological risk assessment

C1 - Edited contributions to conferences/learned societies

Denholm, I., Birnie, L. C., Kennedy, P. J., Shaw, K. E., Perry, J. N. and Powell, W. 1998. The complementary roles of laboratory and field testing in ecotoxicological risk assessment. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 1998 . pp. 583-590

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.

A bibliography of the parasitoids of the cabbage seed weevil (Ceutorhynchus assimilis PAYK.)

C1 - Edited contributions to conferences/learned societies

Murchie, A. K. and Williams, I. H. 1998. A bibliography of the parasitoids of the cabbage seed weevil (Ceutorhynchus assimilis PAYK.).

The effect of trap design and 2-phenylethyl isothiocyanate on catches of stem weevils (Ceutorhynchus pallidactylus Marsh. and C. napi Gyll.) in winter oilseed rape

C1 - Edited contributions to conferences/learned societies

Walczak, B., Kelm, M., Klukowski, Z., Smart, L. E., Ferguson, A. W. and Williams, I. H. 1998. The effect of trap design and 2-phenylethyl isothiocyanate on catches of stem weevils (Ceutorhynchus pallidactylus Marsh. and C. napi Gyll.) in winter oilseed rape.

Effect of host size on the sex of Trichomalus perfectus (Walker) (Hymenoptera: Pteromalidae)

C1 - Edited contributions to conferences/learned societies

Murchie, A. K. and Williams, I. H. 1998. Effect of host size on the sex of Trichomalus perfectus (Walker) (Hymenoptera: Pteromalidae).

Insect-plant interactions: pollinators and pests

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 1998. Insect-plant interactions: pollinators and pests. Bournoville, R. (ed.) Interactions Insectes-plantes: Actes 6e Journees du Groupe de Travail Relations Insectes-plantes, Lusignan, 4-5 Juin 1997 . pp. 9-12

Measures of spatial pattern for counts

A - Papers appearing in refereed journals

Perry, J. N. 1998. Measures of spatial pattern for counts. Ecology. 79 (3), pp. 1008-1017. https://doi.org/10.1890/0012-9658(1998)079[1008:MOSPFC]2.0.CO;2

Measures of spatial pattern and spatial association for insect counts

C1 - Edited contributions to conferences/learned societies

Perry, J. N. 1998. Measures of spatial pattern and spatial association for insect counts. Manly, B. F. J., Baumgartner, J. and Brandmayr, P. (ed.) Population and Community Ecology for Insect Management and Conservation: Proceedings of the Ecology and Population Dynamics Section of the 20th International Congress of Entomology, Florence, 25-31 August 1996 . A. A. Balkema, Rotterdam Netherlands. pp. 21-33

Antennal contact chemosensilla in Psylliodes chrysocephala responding to cruciferous allelochemicals

A - Papers appearing in refereed journals

Isidoro, N., Bartlet, E., Ziesmann, J. and Williams, I. H. 1998. Antennal contact chemosensilla in Psylliodes chrysocephala responding to cruciferous allelochemicals. Physiological Entomology. 23 (2), pp. 131-138. https://doi.org/10.1046/j.1365-3032.1998.232066.x

The principles and practice of sampling for the detection of potato cyst nematodes

B - Book chapters etc edited externally

Haydock, P. P. J. and Perry, J. N. 1998. The principles and practice of sampling for the detection of potato cyst nematodes. in: Marks, R. J. and Brodie, B. B. (ed.) Potato cyst nematodes: biology, distribution and control CABI International, Wallingford, Oxon (CABI). pp. 61-74

Growth stimulation of beetle larvae reared on a transgenic oilseed rape expressing a cysteine proteinase inhibitor

A - Papers appearing in refereed journals

Girard, C., Le Metayer, M., Zaccomer, B., Bartlet, E., Williams, I. H., Bonade-Bottino, M., Pham-Delegue, M-H. and Jouanin, L. 1998. Growth stimulation of beetle larvae reared on a transgenic oilseed rape expressing a cysteine proteinase inhibitor. Journal of Insect Physiology. 44, pp. 263-270.

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

Simulation of counts of aphids over two hectares of Brussels sprout plants

A - Papers appearing in refereed journals

Perry, J. N., Parker, W. E., Alderson, L. J., Korie, S., Blood-Smyth, J. A., Mckinlay, R. and Ellis, S. A. 1998. Simulation of counts of aphids over two hectares of Brussels sprout plants. Computers and Electronics in Agriculture. 21 (1), pp. 33-51. https://doi.org/10.1016/S0168-1699(98)00026-X

The flightless aphid

G - Articles in popular magazines and other technical publications

Williams, I. H. and Dewar, A. M. 1998. The flightless aphid. British Sugar Beet Review. 66(2), pp. 35-37.

Determinants of dynamics: population size, stability and persistence

A - Papers appearing in refereed journals

Bonsall, M. B., Jones, T. H. and Perry, J. N. 1998. Determinants of dynamics: population size, stability and persistence. Trends In Ecology & Evolution. 13, pp. 174-176.

Entomology '97

G - Articles in popular magazines and other technical publications

Perry, J. N. 1998. Entomology '97. Antenna - Bulletin of the Royal Entomological Society. 22(1), pp. 21-28.

White clover: honey bees v. bumble bees as pollinators

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 1997. White clover: honey bees v. bumble bees as pollinators. Proceedings 35th International Apicultural Congress, Antwerp, 1-6 September 1997 . pp. 335-339

Mortality can produce predicatable dynamics in chaotic populations

A - Papers appearing in refereed journals

Gonzalez-Andujar, J. L. and Perry, J. N. 1997. Mortality can produce predicatable dynamics in chaotic populations. Ecological Research. 12, pp. 301-303.

The use of single-species spatially explicit models

C1 - Edited contributions to conferences/learned societies

Topping, C. J., Booij, K., Daamen, R. A., Dinter, A., Heimbach, U., Kennedy, P. J., Langer, V., Perry, J. N., Powell, W., Skirvin, D., Stilmant, D., Thomas, C. F. G. and Winstone, L. 1997. The use of single-species spatially explicit models.

Spatial association for counts of two species

C1 - Edited contributions to conferences/learned societies

Perry, J. N. 1997. Spatial association for counts of two species. Aarhus : [Universitetsforlaget i Aarhus] : Stiftsbogtrykkeriet.

Mortality can produce predictable dynamics in chaotic populations

A - Papers appearing in refereed journals

Gonzalez-Andujar, J. L. and Perry, J. N. 1997. Mortality can produce predictable dynamics in chaotic populations. Ecological Research. 12 (3), pp. 301-303. https://doi.org/10.1007/BF02529459

Temperature change and complex dynamics

A - Papers appearing in refereed journals

Zhou, X-L, Perry, J. N., Woiwod, I. P., Harrington, R., Bale, J. S. and Clark, S. J. 1997. Temperature change and complex dynamics. Oecologia. 112 (4), pp. 543-550. https://doi.org/10.1007/s004420050343

The responses of the cabbage seed weevil Ceutorhynchus assimilis to volatile compounds from oilseed rape in a linear track olfactometer

A - Papers appearing in refereed journals

Bartlet, E., Blight, M. M., Lane, P. W. and Williams, I. H. 1997. The responses of the cabbage seed weevil Ceutorhynchus assimilis to volatile compounds from oilseed rape in a linear track olfactometer. Entomologia Experimentalis et Applicata. 85 (3), pp. 257-262. https://doi.org/10.1046/j.1570-7458.1997.00256.x

Mortality during dispersal stabilizes local population fluctuations

A - Papers appearing in refereed journals

Ruxton, G. D., Gonzales-Andujar, J. L. and Perry, J. N. 1997. Mortality during dispersal stabilizes local population fluctuations. Journal of Animal Ecology. 66 (2), pp. 289-292. https://doi.org/10.2307/6029

Some aspects of the spatial dynamics of weeds

C1 - Edited contributions to conferences/learned societies

Perry, J. N. 1997. Some aspects of the spatial dynamics of weeds. Proceedings Brighton Crop Protection Conference - Weeds, 1997 . pp. 625-628

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.

Developing a GIS-based tool for testing field sampling plans by modelling the within-field distribution of Brevicoryne brassicae in Brussels sprouts

C1 - Edited contributions to conferences/learned societies

Parker, W. E., Turner, S. T. D., Perry, J. N., Blood Smyth, J. A., Ellis, S. A. and Mckinlay, R. G. 1997. Developing a GIS-based tool for testing field sampling plans by modelling the within-field distribution of Brevicoryne brassicae in Brussels sprouts. Stafford, J. V. (ed.) Precision Agriculture 1997: Proceedings 1st European Conference on Precision Agriculture, Warwick, September 1997 . BIOS Scientific Publishers Limited. pp. 811-819

Insect injury to linseed in south-east England

A - Papers appearing in refereed journals

Ferguson, A. W., Fitt, B. D. L. and Williams, I. H. 1997. Insect injury to linseed in south-east England. Crop Protection. 16 (7), pp. 643-652. https://doi.org/10.1016/S0261-2194(97)00045-8

Optimization of pheromone dispensers for diamondback moth Plutella xylostella

A - Papers appearing in refereed journals

Mottus, E., Nomm, V., Williams, I. H. and Liblikas, I. 1997. Optimization of pheromone dispensers for diamondback moth Plutella xylostella. Journal of Chemical Ecology. 23, pp. 2145-2159.

A model describing the population dynamics of Sitobion avenae and Coccinella septempunctata

A - Papers appearing in refereed journals

Skirvin, D. J., Perry, J. N. and Harrington, R. 1997. A model describing the population dynamics of Sitobion avenae and Coccinella septempunctata. Ecological Modelling. 96, pp. 29-39.

Mortality during dispersal and the stability of a metapopulation

A - Papers appearing in refereed journals

Ruxton, G. D., Gonzalez-Andujar, J. L. and Perry, J. N. 1997. Mortality during dispersal and the stability of a metapopulation. Journal of Theoretical Biology. 186 (3), pp. 389-396. https://doi.org/10.1006/jtbi.1997.0402

Spatial distributions of counts at the edges of sample areas

C1 - Edited contributions to conferences/learned societies

Perry, J. N. and Klukowski, Z. 1997. Spatial distributions of counts at the edges of sample areas. Proceedings VI Conference of the Biometric Society (Spanish Region), Cordoba, 21-24 September 1997 . pp. 103-108

Some unresolved issues in non-linear population dynamics

A - Papers appearing in refereed journals

Perry, J. N. 1997. Some unresolved issues in non-linear population dynamics. Questiio. 21, pp. 269-272.

Responses of Dasineura brassicae and its parasitoids Platygaster subuliformis and Omphale clypealis to field traps baited with organic isothiocyanates

A - Papers appearing in refereed journals

Murchie, A. K., Smart, L. E. and Williams, I. H. 1997. Responses of Dasineura brassicae and its parasitoids Platygaster subuliformis and Omphale clypealis to field traps baited with organic isothiocyanates. Journal of Chemical Ecology. 23, pp. 917-926.

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.

Extraction, isolation and composition of oviposition-deterring secretion of cabbage seed weevil Ceutorhynchus assimilis

A - Papers appearing in refereed journals

Mudd, A., Ferguson, A. W., Blight, M. M., Williams, I. H., Scubla, P., Solinas, M. and Clark, S. J. 1997. Extraction, isolation and composition of oviposition-deterring secretion of cabbage seed weevil Ceutorhynchus assimilis. Journal of Chemical Ecology. 23, pp. 2227-2240. https://doi.org/10.1023/B:JOEC.0000006441.74950.2f

Siring efficiency in white clover (Trifolium repens )

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Marshall, A. H. and Michaelson-Yeates, T. P. T. 1997. Siring efficiency in white clover (Trifolium repens ). International Society of Horticultural Science (ISHS).

Estimating chaos in an insect population

A - Papers appearing in refereed journals

Perry, J. N., Woiwod, I. P., Smith, R. H. and Morse, D. 1997. Estimating chaos in an insect population. Science - AAAS. 276, pp. 1881-1882.

Statistical aspects of field experiments

B - Book chapters etc edited externally

Perry, J. N. 1997. Statistical aspects of field experiments. in: Walton, M. P. and Dent, D. R. (ed.) Methods in ecological and agricultural entomology CABI International, Wallingford, Oxon (CABI). pp. 171-201

Effects of commercial insecticide treatments to winter oilseed rape on parasitism of Ceutorhynchus assimilis Paykull (Coleoptera: Curculionidae) by Trichomalus perfectus (Walker) (Hymenoptera: Pteromalidae)

A - Papers appearing in refereed journals

Murchie, A. K., Williams, I. H. and Alford, D. V. 1997. Effects of commercial insecticide treatments to winter oilseed rape on parasitism of Ceutorhynchus assimilis Paykull (Coleoptera: Curculionidae) by Trichomalus perfectus (Walker) (Hymenoptera: Pteromalidae). Crop Protection. 16, pp. 199-202.

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

The effect of climate change on an aphid-coccinellid interaction

A - Papers appearing in refereed journals

Skirvin, D. J., Perry, J. N. and Harrington, R. 1997. The effect of climate change on an aphid-coccinellid interaction. Global Change Biology. 3 (1), pp. 1-11. https://doi.org/10.1046/j.1365-2486.1997.00087.x

Detecting chaotic dynamics of insect populations from long-term survey data

A - Papers appearing in refereed journals

Zhou, X-L, Perry, J. N., Woiwod, I. P., Harrington, R., Bale, J. S. and Clark, S. J. 1997. Detecting chaotic dynamics of insect populations from long-term survey data. Ecological Entomology. 22 (2), pp. 231-241. https://doi.org/10.1046/j.1365-2311.1997.00049.x

Nectar and flower production in Vicia faba L. (field bean) at ambient and elevated carbon dioxide

A - Papers appearing in refereed journals

Osborne, J. L., Awmack, C. S., Clark, S. J., Williams, I. H. and Mills, V. C. 1997. Nectar and flower production in Vicia faba L. (field bean) at ambient and elevated carbon dioxide. Apidologie. 28, pp. 43-55. https://doi.org/10.1051/apido:19970105

"Inchworm, inchworm, measuring the marigolds...": biometry in action. (University of Greenwich Inaugural Lecture Series)

G - Articles in popular magazines and other technical publications

Perry, J. N. 1997. "Inchworm, inchworm, measuring the marigolds...": biometry in action. (University of Greenwich Inaugural Lecture Series).

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).

Performance of Cydia pomonella , Argyresthia conjugella , Plutella xylostella and Archips podana attractant dispensers in Estonia

C1 - Edited contributions to conferences/learned societies

Mottus, E., Liblikas, I., Williams, I. H., Kuusik, S., Laanmaa, M., Nilson, A. and Nomm, V. 1996. Performance of Cydia pomonella , Argyresthia conjugella , Plutella xylostella and Archips podana attractant dispensers in Estonia.

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 .

The conservation of bees (Linnean Society Symposium series 18)

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

Matheson, A., Buchmann, S. L., O'toole, C., Westrich, P. and Williams, I. H. 1996. The conservation of bees (Linnean Society Symposium series 18). Academic Press, London.

"Inchworm, inchworm, measuring the marigolds...": biometry in action

C2 - Non-edited contributions to conferences

Perry, J. N. 1996. "Inchworm, inchworm, measuring the marigolds...": biometry in action. Abstract of an Inaugural Lecture Delivered at the University of Greenwich, 27 February 1997 .

Measures of spatial pattern and spatial association for counts of insects

C2 - Non-edited contributions to conferences

Perry, J. N. 1996. Measures of spatial pattern and spatial association for counts of insects. Proceedings 20th International Congress of Entomology, Firenze, 25-31 August 1996 .

The SADIE system for spatial pattern analysis in ecology and biology

C2 - Non-edited contributions to conferences

Perry, J. N. 1996. The SADIE system for spatial pattern analysis in ecology and biology. Abstracts 7th IMA Conference on Mathematics in Medicine and Biology, Oxford, 10-12 July 1996 . pp. 49-50

The impact of climate change on aphid population dynamics and phenology

C2 - Non-edited contributions to conferences

Harrington, R., Perry, J. N., Woiwod, I. P., Zhou, X-L, Clark, S. J., Bale, J. S., Howling, G. G., Lisle, L. and Mair, J. 1996. The impact of climate change on aphid population dynamics and phenology. Proceedings BBSRC Conference on Biological Adaptation to Global Environmental Change, Lancaster, 9-11 September 1996 .

Spatial analysis by distance indices - the next generation

C2 - Non-edited contributions to conferences

Bell, E. D., Perry, J. N., Smith, R. H. and Woiwod, I. P. 1996. Spatial analysis by distance indices - the next generation. Abstracts British Ecological Society Winter Meeting, Durham, 16-19 December 1996 .

Putuktolmendajad kui tahtsaim loodusresurss bioloogilise mitme keisuse ja loodussaastliku pollukajanduse tagamisel

C2 - Non-edited contributions to conferences

Williams, I. H., Martin, A. J. and Mand, M. 1996. Putuktolmendajad kui tahtsaim loodusresurss bioloogilise mitme keisuse ja loodussaastliku pollukajanduse tagamisel. Abstracts Congress of Estonian Scientists, Tallinn, 11-15 August 1996 . pp. 395

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 .

Nectar and flower production in Vicia faba L. (field bean) at elevated carbon dioxide

C2 - Non-edited contributions to conferences

Osborne, J. L., Awmack, C. S., Clark, S. J., Williams, I. H. and Mills, V. C. 1996. Nectar and flower production in Vicia faba L. (field bean) at elevated carbon dioxide. Abstracts 7th International Pollination Symposium, Lethbridge, Canada, 23-28 June 1996 .

Okokemikaalid kasutamiseks eesti taimekaitses

C2 - Non-edited contributions to conferences

Mottus, E., Liblikas, I., Williams, I. H., Nilson, A. and Laanmaa, M. 1996. Okokemikaalid kasutamiseks eesti taimekaitses. Abstracts Congress of Estonian Scientists, Tallinn, 11-15 August 1996 . pp. 370

Ecochemicals as attraction for diamondback moth (Plutella xylostella ) and cabbage root fly (Delia floralis )

C1 - Edited contributions to conferences/learned societies

Mottus, E., Liblikas, I., Nomm, V., Siitan, V., Williams, I. H. and Nilson, A. 1996. Ecochemicals as attraction for diamondback moth (Plutella xylostella ) and cabbage root fly (Delia floralis ).

A commercially viable, low-cost strategy for the management of seed weevil populations on winter oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Alford, D. V., Walters, K. F. A., Williams, I. H. and Murchie, A. K. 1996. A commercially viable, low-cost strategy for the management of seed weevil populations on winter oilseed rape in the UK. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 1996 . pp. 609-614

Aspects of bee diversity and crop pollination in the European Union

B - Book chapters etc edited externally

Williams, I. H. 1996. Aspects of bee diversity and crop pollination in the European Union. in: Matheson, A. (ed.) The conservation of bees (Linnean Society Symposium Series 18) Academic Press, London. pp. 63-80

A model to describe the effect of climate change on aphid and coccinellid population dynamics

C1 - Edited contributions to conferences/learned societies

Skirvin, D. J., Perry, J. N. and Harrington, R. 1996. A model to describe the effect of climate change on aphid and coccinellid population dynamics.

SADIEM.FOR: software for the SADIE system of spatial analysis

J - Computer programs

Perry, J. N. 1996. SADIEM.FOR: software for the SADIE system of spatial analysis.

NSADIEC.FOR: software for the SADIE system of spatial analysis

J - Computer programs

Perry, J. N. 1996. NSADIEC.FOR: software for the SADIE system of spatial analysis.

DESDTR.FOR: software for the SADIE system of spatial analysis

J - Computer programs

Perry, J. N. 1996. DESDTR.FOR: software for the SADIE system of spatial analysis.

MATCHDTR.FOR: software for the SADIE system of spatial analysis

J - Computer programs

Perry, J. N. 1996. MATCHDTR.FOR: software for the SADIE system of spatial analysis.

SADIEA.FOR: software for measuring and testing for spatial association and dissociation

J - Computer programs

Perry, J. N. 1996. SADIEA.FOR: software for measuring and testing for spatial association and dissociation.

SADIE: software to measure and model spatial patterns

C1 - Edited contributions to conferences/learned societies

Perry, J. N., Bell, E. D., Smith, R. H. and Woiwod, I. P. 1996. SADIE: software to measure and model spatial patterns. Modelling in Applied Biology. Aspects of Applied Biology 46 . pp. 95-102

Bumble bees as pollinators of crops and wild flowers

B - Book chapters etc edited externally

Osborne, J. L. and Williams, I. H. 1996. Bumble bees as pollinators of crops and wild flowers. in: Matheson, A. (ed.) Bumble bees for pleasure and profit International Bee Research Association, (IBRA), Cardiff. pp. 24-32

Estimating Taylor's power law parameters for weeds and the effect of spatial scale

A - Papers appearing in refereed journals

Clark, S. J., Perry, J. N. and Marshall, E. J. P. 1996. Estimating Taylor's power law parameters for weeds and the effect of spatial scale. Weed Research. 36 (5), pp. 405-417. https://doi.org/10.1111/j.1365-3180.1996.tb01670.x

Simulating spatial patterns of counts in agriculture and ecology

A - Papers appearing in refereed journals

Perry, J. N. 1996. Simulating spatial patterns of counts in agriculture and ecology. Computers and Electronics in Agriculture. 15, pp. 93-109.

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

Impact of climate change on aphid flight phenology

A - Papers appearing in refereed journals

Zhou, X-L, Harrington, R., Woiwod, I. P., Perry, J. N., Clark, S. J. and Bale, J. S. 1996. Impact of climate change on aphid flight phenology. Aspects of Applied Biology. 45, pp. 299-305.

SADIEM: software for measuring and testing for spatial association and dissociation (Fortran program and documentation)

J - Computer programs

Perry, J. N. 1995. SADIEM: software for measuring and testing for spatial association and dissociation (Fortran program and documentation).

SADIEM: software for spatial pattern analysis of mapped data. (Fortran program and documentation)

J - Computer programs

Perry, J. N. 1995. SADIEM: software for spatial pattern analysis of mapped data. (Fortran program and documentation).

SADIEC: software for spatial pattern analysis of count data (Fortran program and documentation)

J - Computer programs

Perry, J. N. 1995. SADIEC: software for spatial pattern analysis of count data (Fortran program and documentation).

SADIESIM: software to simulate patterns with specific degrees of aggregation (Fortran program and documentation)

J - Computer programs

Perry, J. N. 1995. SADIESIM: software to simulate patterns with specific degrees of aggregation (Fortran program and documentation).

The use of isoenzymes to quantify the efficiency of insect pollinators in mediating pollen flow in white clover (Trifolium repens L.) seed crops and consequences for seed yield

C1 - Edited contributions to conferences/learned societies

Marshall, A. H., Michaelson-Yeates, T. P. T. and Williams, I. H. 1995. The use of isoenzymes to quantify the efficiency of insect pollinators in mediating pollen flow in white clover (Trifolium repens L.) seed crops and consequences for seed yield. Yield and Quality in Herbage Seed Production. Proceedings 3rd International Herbage Seed Conference, Halle, 18-23 June, 1995 . pp. 59-63

The status and potential of parasitoids of seed weevil and pod midge on winter oilseed rape. Home-Grown Cereals Authority Oilseeds Project Report OS14

D1 - Technical reports: non-confidential

Alford, D. V., Williams, I. H., Murchie, A. K. and Walters, K. F. A. 1995. The status and potential of parasitoids of seed weevil and pod midge on winter oilseed rape. Home-Grown Cereals Authority Oilseeds Project Report OS14. H-GCA, London.

Changes in growth and yield parameters of winter rape as a result of injury by the stem weevil (Ceutorhynchus quadridens )

C1 - Edited contributions to conferences/learned societies

Kelm, M., Walczak, M. and Williams, I. H. 1995. Changes in growth and yield parameters of winter rape as a result of injury by the stem weevil (Ceutorhynchus quadridens ). Rapeseed Today and Tomorrow. Proceedings 9th International Rapeseed Congress, Cambridge, 4-7 July 1995 . pp. 673-675

Responses of brassica pod midge (Dasineura brassicae ) and its parasitoids (Platygaster sp.) to isothiocyanates

C1 - Edited contributions to conferences/learned societies

Murchie, A. K., Williams, I. H. and Smart, L. E. 1995. Responses of brassica pod midge (Dasineura brassicae ) and its parasitoids (Platygaster sp.) to isothiocyanates. Rapeseed Today and Tomorrow. Proceedings 9th International Rapeseed Congress, Cambridge, 4-7 July 1995 . pp. 1028-1030

Field experiments to assess the status and importance of Trichomalus perfectus , a parasitoid of seed weevil on winter oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Alford, D. V., Emmett, B. J., Green, M. R., Murchie, A. K., Williams, I. H., Raw, K. A. and Walters, K. F. A. 1995. Field experiments to assess the status and importance of Trichomalus perfectus , a parasitoid of seed weevil on winter oilseed rape in the UK. Rapeseed Today and Tomorrow. Proceedings 9th International Rapeseed Congress, Cambridge, 4-7 July 1995 . pp. 1301-1303

A history of beekeeping in Estonia

A - Papers appearing in refereed journals

Williams, I. H., Padjus, P., Parn, E., Rootslane, M. and Susi, J. 1995. A history of beekeeping in Estonia. Bee World. 76, pp. 18-30.

SADIE: software to measure spatial pattern

C2 - Non-edited contributions to conferences

Perry, J. N. 1995. SADIE: software to measure spatial pattern. Abstracts 1995 Winter Meeting of the British Ecological Society, Sheffield, 19-21 December 1995 . pp. 57

Observations on the impact of standard insecticide treatments of Trichomalus perfectus , a parasitoid of seed weevil on winter oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Alford, D. V., Murchie, A. and Williams, I. H. 1995. Observations on the impact of standard insecticide treatments of Trichomalus perfectus , a parasitoid of seed weevil on winter oilseed rape in the UK.

Interactions between the cabbage seed weevil (Ceutorhynchus assimilis Payk.) and the brassica pod midge (Dasineura brassicae Winn.) infesting oilseed rape pods

C1 - Edited contributions to conferences/learned societies

Ferguson, A. W., Kenward, M. G., Williams, I. H., Clark, S. J., Kelm, M. and Dudzic, A. 1995. Interactions between the cabbage seed weevil (Ceutorhynchus assimilis Payk.) and the brassica pod midge (Dasineura brassicae Winn.) infesting oilseed rape pods. Rapeseed Today and Tomorrow. Proceedings 9th International Rapeseed Congress, Cambridge, 4-7 July 1995 . pp. 679-681

The role of parasitoids

G - Articles in popular magazines and other technical publications

Williams, I. H. and Murchie, A. 1995. The role of parasitoids. Agronomist. Spring 1995, pp. 13-15.

Effects of temperature on aphid phenology

A - Papers appearing in refereed journals

Zhou, X-L, Harrington, R., Woiwod, I. P., Perry, J. N., Bale, J. S. and Clark, S. J. 1995. Effects of temperature on aphid phenology. Global Change Biology. 1 (4), pp. 303-313. https://doi.org/10.1111/j.1365-2486.1995.tb00029.x

Minimising pesticide input in oilseed rape by exploiting natural regulatory processes

C1 - Edited contributions to conferences/learned societies

Pickett, J. A., Butt, T. M., Doughty, K. J., Wallsgrove, R. M. and Williams, I. H. 1995. Minimising pesticide input in oilseed rape by exploiting natural regulatory processes. Rapeseed Today and Tomorrow: Proceedings 9th International Rapeseed Congress, Cambridge, 4-7 July 1995 .

Efecto conjunto de la mortalidad y dispersion en un modelo de Leslie Caotico

C1 - Edited contributions to conferences/learned societies

Gonzalez-Andujar, J. L. and Perry, J. N. 1995. Efecto conjunto de la mortalidad y dispersion en un modelo de Leslie Caotico. Carborell, E. A. (ed.) Proceedings 5th Conference Espanola de Biometria, Valencia, 1995 . pp. 23-25

Reversals of chaos in biological control systems

A - Papers appearing in refereed journals

Gonzalez-Andujar, J. L. and Perry, J. N. 1995. Reversals of chaos in biological control systems. Journal of Theoretical Biology. 175 (4), p. 603. https://doi.org/10.1006/jtbi.1995.0169

Models for the herbicidal control of the seed bank of Avena sterilis : the effects of spatial and temporal heterogeneity and of dispersal

A - Papers appearing in refereed journals

Gonzalez-Andujar, J. L. and Perry, J. N. 1995. Models for the herbicidal control of the seed bank of Avena sterilis : the effects of spatial and temporal heterogeneity and of dispersal. Journal of Applied Ecology. 32 (3), pp. 578-587. https://doi.org/10.2307/2404654

Measuring spatial pattern at different scales using distance indices of crowding and regularity

C1 - Edited contributions to conferences/learned societies

Perry, J. N. 1995. Measuring spatial pattern at different scales using distance indices of crowding and regularity. Proceedings 5th Spanish Biometric Conference . pp. 1-2

Spatial analysis by distance indices

A - Papers appearing in refereed journals

Perry, J. N. 1995. Spatial analysis by distance indices. Journal of Animal Ecology. 64 (3), pp. 303-314. https://doi.org/10.2307/5892

Spatial aspects of animal and plant distribution in patchy farmland habitats

B - Book chapters etc edited externally

Perry, J. N. 1995. Spatial aspects of animal and plant distribution in patchy farmland habitats. in: Glen, D. M., Anderson, H. M. and Greaves, M. P. (ed.) In %Ecology and integrated farming systems John Wiley & Sons Chichester, West Sussex. pp. 221-242

The impact of climate change on aphid population dynamics

C2 - Non-edited contributions to conferences

Harrington, R., Perry, J. N., Woiwod, I. P., Zhou, X-L, Bale, J. S. and Howling, G. G. 1995. The impact of climate change on aphid population dynamics. Oxford University Press (OUP) Oxford.

Sensitivity of the AFRC winter wheat model to changes in temperature and radiation

C1 - Edited contributions to conferences/learned societies

Kocabas, Z., Craigon, J., Mitchell, R. A. C., Perry, J. N. and Ross, G. J. S. 1994. Sensitivity of the AFRC winter wheat model to changes in temperature and radiation. Scott, R. K., Unsworth, M. H. and Monteith, J. L. (ed.) Resource Capture by Crops. Proceedings 52nd University of Nottingham Easter School, Nottingham, April 1992 . Nottingham, Nottingham University Press. pp. 420-423

An investigation of intra-crop and inter-crop contamination of white-flowered field beans

G - Articles in popular magazines and other technical publications

Williams, I. H. 1994. An investigation of intra-crop and inter-crop contamination of white-flowered field beans. Pea and Bean Progress. Summer, 1994, p. 9.

Sensitivity of a winter wheat model to changes in temperature and radiation

C2 - Non-edited contributions to conferences

Kocabas, Z., Craigon, J., Mitchell, R. A. C. and Perry, J. N. 1994. Sensitivity of a winter wheat model to changes in temperature and radiation. In:&nbsp;Proceedings of the Twenty-Fourth Meeting of the AFRC Modellers' Group. Cambridge University Press. https://doi.org/10.1017/S0021859600065916

Small sample estimation for Taylor's power law

A - Papers appearing in refereed journals

Clark, S. J. and Perry, J. N. 1994. Small sample estimation for Taylor's power law. Journal of Environmental and Ecological Statistics. 1 (4), pp. 287-302. https://doi.org/10.1007/BF00469426

Seeking evidence for chaotic dynamics in entomology

A - Papers appearing in refereed journals

Perry, J. N. and Gonzalez-Andujar, J. L. 1994. Seeking evidence for chaotic dynamics in entomology. Entomology (Trends in Agricultural Science). 2, pp. 107-108.

Thermal time and ecological strategies - a unifying hypothesis

A - Papers appearing in refereed journals

Trudgill, D. L. and Perry, J. N. 1994. Thermal time and ecological strategies - a unifying hypothesis. Annals of Applied Biology - AAB. 125 (3), pp. 521-532. https://doi.org/10.1111/j.1744-7348.1994.tb04989.x

A new method of detecting and measuring spatial non-randomness

C2 - Non-edited contributions to conferences

Perry, J. N. 1994. A new method of detecting and measuring spatial non-randomness. Abstracts 5th European Congress of Entomology, York, 29th August-2nd September 1994 . pp. 74

Antennal glands of Psylliodes chrysocephala and their possible role in reproductive behaviour

A - Papers appearing in refereed journals

Bartlet, E., Isidoro, N. and Williams, I. H. 1994. Antennal glands of Psylliodes chrysocephala and their possible role in reproductive behaviour. Physiological Entomology. 19 (4), pp. 241-250. https://doi.org/10.1111/j.1365-3032.1994.tb01048.x

The dependence of crop production within the European Union on pollination by honey bees

A - Papers appearing in refereed journals

Williams, I. H. 1994. The dependence of crop production within the European Union on pollination by honey bees. Agricultural Science Reviews. 6, pp. 229-257.

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

Design of field trials and its influence on the detection of pesticide side effects

C2 - Non-edited contributions to conferences

Kennedy, P. J., Carter, N., Walters, K. F. A., Perry, J. N., Powell, D. and Powell, W. 1994. Design of field trials and its influence on the detection of pesticide side effects. Abstracts Ecotoxicology - Ecological Dimensions: Proceedings 5th Annual Meeting of SETAC-Europe (UK Branch), Sheffield, 12-14 September 1994 . pp. 11

Interaction between cabbage seed weevil (Ceutorhynchus assimilis payk.) and brassica pod midge (Dasineura brassicae Winn.) in oilseed rape pods (in Polish)

C1 - Edited contributions to conferences/learned societies

Kelm, M., Ferguson, A. W., Williams, I. H., Kenward, M. G. and Clark, S. J. 1994. Interaction between cabbage seed weevil (Ceutorhynchus assimilis payk.) and brassica pod midge (Dasineura brassicae Winn.) in oilseed rape pods (in Polish). Materialy XXXIV Sesji Naukowej Instytutu Ochrony Roslin, Poznan, 1994 . pp. 258-262

The influence of glucosinolates and sugars on feeding by the cabbage stem flea beetle, Psylliodes chrysocephala

A - Papers appearing in refereed journals

Bartlet, E., Parsons, D., Williams, I. H. and Clark, S. J. 1994. The influence of glucosinolates and sugars on feeding by the cabbage stem flea beetle, Psylliodes chrysocephala. Entomologia Experimentalis et Applicata. 73 (1), pp. 77-83. https://doi.org/10.1111/j.1570-7458.1994.tb01841.x

A new method of detecting and measuring spatial non-randomness

C2 - Non-edited contributions to conferences

Perry, J. N. 1994. A new method of detecting and measuring spatial non-randomness. Abstracts Royal Statistical Society International Conference, Newcastle-Upon-Tyne, 13th-16th September, 1994 . pp. 122

Chaotic dynamics can generate Taylor's power law

A - Papers appearing in refereed journals

Perry, J. N. 1994. Chaotic dynamics can generate Taylor's power law. Proceedings of the Royal Society of London Series B Biological Sciences. 257, pp. 221-226.

A new method of detecting and measuring spatial non-randomness

C2 - Non-edited contributions to conferences

Perry, J. N. 1994. A new method of detecting and measuring spatial non-randomness. Tallis, J. H., Benton, R. A. and Norman, H. J. (ed.) Proceedings VIth International Congress of Ecology, Manchester, 21-26 August 1994 . pp. 248

A new method of detecting and measuring spatial non-randomness

C2 - Non-edited contributions to conferences

Perry, J. N. 1994. A new method of detecting and measuring spatial non-randomness. Proceedings XVIIth International Biometric Conference, Hamilton, Canada, 8-12 August 1994 .

Design of field trials and its influence on the detection of pesticide side effects

C2 - Non-edited contributions to conferences

Kennedy, P. J., Carter, N., Walters, K. F. A., Perry, J. N., Powell, D. and Powell, W. 1994. Design of field trials and its influence on the detection of pesticide side effects. Abstracts 5th European Congress of Entomology, York, 29th August-2nd September 1994 . pp. 276

The impact of climate change on aphid population dynamics and phenology

C2 - Non-edited contributions to conferences

Harrington, R., Perry, J. N., Woiwod, I. P., Zhou, X-L, Bale, J. S. and Howling, G. G. 1994. The impact of climate change on aphid population dynamics and phenology. Abstracts BBSRC Conference on Biological Adaptations to Global Environmental Change, University of Nottingham, 12th-14th September 1994 .

Trends in herbage yields over the last century on the Rothamsted long-term continuous hay experiment

A - Papers appearing in refereed journals

Jenkinson, D. S., Potts, J. M., Perry, J. N., Barnett, V., Coleman, K. and Johnston, A. E. 1994. Trends in herbage yields over the last century on the Rothamsted long-term continuous hay experiment. The Journal of Agricultural Science. 122 (3), pp. 365-374. https://doi.org/10.1017/S0021859600067290

Factors affecting growth and yield of winter oilseed rape (Brassica napus ), 1985-1989

A - Papers appearing in refereed journals

Leach, J. E., Darby, R. J., Williams, I. H., Fitt, B. D. L. and Rawlinson, C. J. 1994. Factors affecting growth and yield of winter oilseed rape (Brassica napus ), 1985-1989. The Journal of Agricultural Science. 122 (3), pp. 405-413. https://doi.org/10.1017/S0021859600067332

Predicting leatherjacket population frequencies in Northern Ireland

A - Papers appearing in refereed journals

Blackshaw, R. P. and Perry, J. N. 1994. Predicting leatherjacket population frequencies in Northern Ireland. Annals of Applied Biology - AAB. 124, pp. 213-219.

Seven decades of bee research at Rothamsted. A lecture given to the Central Association of Bee-keepers, 14th May 1993

G - Articles in popular magazines and other technical publications

Williams, I. H. 1994. Seven decades of bee research at Rothamsted. A lecture given to the Central Association of Bee-keepers, 14th May 1993.

Sampling and applied statistics for pests and diseases

C1 - Edited contributions to conferences/learned societies

Perry, J. N. 1994. Sampling and applied statistics for pests and diseases. Sampling to Make Decisions. Aspects of Applied Biology .

Conclusions and recommendations of the European Community Workshop on Bees for Pollination held in Brussels, 1-2 March 1992

D1 - Technical reports: non-confidential

Williams, I. H. 1993. Conclusions and recommendations of the European Community Workshop on Bees for Pollination held in Brussels, 1-2 March 1992. Commission of the European Communities (CEC), Luxembourg.

Parameter estimation and hypothesis testing for Ades distributions applied to tsetsefly data

A - Papers appearing in refereed journals

Duchateau, L., Ross, G. J. S. and Perry, J. N. 1993. Parameter estimation and hypothesis testing for Ades distributions applied to tsetsefly data. Biometrie-Praximetrie. 33, pp. 101-111.

The interdependence of agriculture and apiculture in the European Community

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 1993. The interdependence of agriculture and apiculture in the European Community. Bruneau, E. (ed.) Bees for Pollination. Proceedings Workshop in the Community Programme of Research and Techological Development in the Field of Competitiveness of Agriculture and Management of Agricultural Resources (1989-1993), Brussels, March 1992 . Commission of the European Communities (CEC), Luxembourg. pp. 7-18

Density dependence, population persistence, and largely futile arguments

A - Papers appearing in refereed journals

Hanski, I., Woiwod, I. P. and Perry, J. N. 1993. Density dependence, population persistence, and largely futile arguments. Oecologia. 95 (4), pp. 595-598. https://doi.org/10.1007/BF00317446

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.

Using response-surface methodology to detect chaos in ecological time series

A - Papers appearing in refereed journals

Perry, J. N., Woiwod, I. P. and Hanski, I. 1993. Using response-surface methodology to detect chaos in ecological time series. Oikos. 68 (2), pp. 329-339. https://doi.org/10.2307/3544847

Oil seed rape and beekeeping

B - Book chapters etc edited externally

Williams, I. H. 1993. Oil seed rape and beekeeping. in: Free, J. B. (ed.) Keeping bees Cardiff Academic Press, Cardiff. pp. 72-77

Host plant factors affecting the feeding of cabbage stem flea beetles (Psylliodes chrysocephala L.) on oilseed rape

C1 - Edited contributions to conferences/learned societies

Williams, I. H. and Bartlet, E. 1993. Host plant factors affecting the feeding of cabbage stem flea beetles (Psylliodes chrysocephala L.) on oilseed rape.

Dispersal in a metapopulation neighbourhood model of an annual plant with a seedbank

A - Papers appearing in refereed journals

Perry, J. N. and Gonzalez-Andujar, J. L. 1993. Dispersal in a metapopulation neighbourhood model of an annual plant with a seedbank. Journal of Ecology. 81 (3), pp. 453-463. https://doi.org/10.2307/2261524

The responses of the cabbage seed weevil (Ceutorhynchus assimilis ) to the odour of oilseed rape (Brassica napus ) and to some volatile isothiocyanates

A - Papers appearing in refereed journals

Bartlet, E., Blight, M. M., Hick, A. J. and Williams, I. H. 1993. The responses of the cabbage seed weevil (Ceutorhynchus assimilis ) to the odour of oilseed rape (Brassica napus ) and to some volatile isothiocyanates. Entomologia Experimentalis et Applicata. 68 (3), pp. 295-302.

Studies of the oviposition deterring pheromone of the cabbage seed weevil (Ceutorhynchus assimilis Payk.): behavioural bioassays and oviposition by weevils wintered in the laboratory.

C1 - Edited contributions to conferences/learned societies

Ferguson, A. W. and Williams, I. H. 1993. Studies of the oviposition deterring pheromone of the cabbage seed weevil (Ceutorhynchus assimilis Payk.): behavioural bioassays and oviposition by weevils wintered in the laboratory.

Species movement in agricultural landscapes

C1 - Edited contributions to conferences/learned societies

Marshall, E. J. P., Kendall, D. A., Powell, W. F. and Perry, J. N. 1993. Species movement in agricultural landscapes. Haines-Young, R. (ed.) Landscape Ecology in Britain. Proceedings 1st IALE-UK Meeting, Nottingham, September 1992 . pp. 45-48

The effect of dispersal between chaotic and non-chaotic populations within a metapopulation

A - Papers appearing in refereed journals

Gonzalez-Andujar, J. L. and Perry, J. N. 1993. The effect of dispersal between chaotic and non-chaotic populations within a metapopulation. Oikos. 66 (3), pp. 555-557. https://doi.org/10.2307/3544953

Chaos, metapopulations and dispersal

A - Papers appearing in refereed journals

Gonzalez-Andujar, J. L. and Perry, J. N. 1993. Chaos, metapopulations and dispersal. Ecological Modelling. 65, pp. 255-263.

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 Classical Experiments and the environment

G - Articles in popular magazines and other technical publications

Perry, J. N., Potts, J. M. and Welham, S. J. 1993. The Classical Experiments and the environment. ARIA Newsletter 1993.

Sensitivity analyses of the ARCWHEAT1 crop model: the effect of changes in radiation and temperature.

A - Papers appearing in refereed journals

Kocabas, Z., Mitchell, R. A. C., Craigon, J. and Perry, J. N. 1993. Sensitivity analyses of the ARCWHEAT1 crop model: the effect of changes in radiation and temperature. The Journal of Agricultural Science. 120, pp. 149-158. https://doi.org/10.1017/S0021859600074189

Rothamsted: cradle of agricultural and apicultural research. Part 1: origins and development

G - Articles in popular magazines and other technical publications

Williams, I. H. 1993. Rothamsted: cradle of agricultural and apicultural research. Part 1: origins and development. Bee World. 73, pp. 20-26. https://doi.org/10.1080/0005772X.1993.11099150

Agriculture and environment: field experiments with limited replication. Appendix F

D1 - Technical reports: non-confidential

Perry, J. N. 1992. Agriculture and environment: field experiments with limited replication. Appendix F.

Apiculture for agriculture(3)

G - Articles in popular magazines and other technical publications

Williams, I. H. 1992. Apiculture for agriculture(3). Beekeeping. 58, pp. 202-204.

Apiculture for agriculture(2)

G - Articles in popular magazines and other technical publications

Williams, I. H. 1992. Apiculture for agriculture(2). Beekeeping. 58, pp. 172-174.

Apiculture for agriculture(1)

G - Articles in popular magazines and other technical publications

Williams, I. H. 1992. Apiculture for agriculture(1). Beekeeping. 58, pp. 148-150.

Apiculture for agriculture

G - Articles in popular magazines and other technical publications

Williams, I. H. 1992. Apiculture for agriculture. Beekeepers Quarterly. 31, pp. 14-21.

Mating behaviour and identification of the female sex pheromone gland in the brassica pod midge (Dasineura brassicae Winn.: Cecidomyidae, Diptera)

A - Papers appearing in refereed journals

Isidoro, N., Williams, I. H., Solinas, M. and Martin, A. 1992. Mating behaviour and identification of the female sex pheromone gland in the brassica pod midge (Dasineura brassicae Winn.: Cecidomyidae, Diptera). Bolletino Istituto Entomologia, Univ. Bologna. 47, pp. 27-48.

Les abeilles et la pollinisation des cultures et des fleurs sauvages dans la Communaute Europeene

A - Papers appearing in refereed journals

Corbet, S. A., Williams, I. H. and Osborne, J. L. 1992. Les abeilles et la pollinisation des cultures et des fleurs sauvages dans la Communaute Europeene. Apiacta. 27, pp. 105-108.

Some recent studies in ecology and environmental change

C2 - Non-edited contributions to conferences

Perry, J. N. 1992. Some recent studies in ecology and environmental change. Proceedings XVIth International Biometric Conference, Hamilton New Zealand, 7-11 December 1992 .

Fitting Taylor's power law

A - Papers appearing in refereed journals

Perry, J. N. and Woiwod, I. P. 1992. Fitting Taylor's power law. Oikos. 65 (3), pp. 538-542. https://doi.org/10.2307/3545573

Comparative phenologies of two migrant cereal aphid species

A - Papers appearing in refereed journals

Clark, S. J., Tatchell, G. M., Perry, J. N. and Woiwod, I. P. 1992. Comparative phenologies of two migrant cereal aphid species. Journal of Applied Ecology. 29 (3), pp. 571-580. https://doi.org/10.2307/2404464

Host plant factors affecting the feeding of the cabbage stem flea beetle (Psylloides chrysocephala) on oilseed rape

C2 - Non-edited contributions to conferences

Williams, I. H. and Bartlet, E. 1992. Host plant factors affecting the feeding of the cabbage stem flea beetle (Psylloides chrysocephala) on oilseed rape. Proceedings OILB Meeting, Le Rhen, February 1992.

Improving slug baits: the effects of some phagostimulants and molluscicides on ingestion by the slug, Deroceras reticulatum (Muller) (Pulmonata: Limacidae)

A - Papers appearing in refereed journals

Henderson, I. F., Martin, A. P. and Perry, J. N. 1992. Improving slug baits: the effects of some phagostimulants and molluscicides on ingestion by the slug, Deroceras reticulatum (Muller) (Pulmonata: Limacidae). Annals of Applied Biology - AAB. 121 (2), pp. 423-430. https://doi.org/10.1111/j.1744-7348.1992.tb03454.x

Response of the oilseed rape pests, Ceutorhynchus assimilis and Psylliodes chrysocephela, to a mixture of isothiocyanates

C1 - Edited contributions to conferences/learned societies

Bartlet, E., Williams, I. H., Blight, M. M. and Hick, A. J. 1992. Response of the oilseed rape pests, Ceutorhynchus assimilis and Psylliodes chrysocephela, to a mixture of isothiocyanates. Menken, S. B. J., Harrewijn, P. and Visser, J. H. (ed.) Proceedings 8th International Symposium on Insect-Plant Relationships. Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 103-104

Bees have a vital role in agriculture

G - Articles in popular magazines and other technical publications

Ball, B. and Williams, I. H. 1992. Bees have a vital role in agriculture. The Agronomist. No 2, 1992, pp. 2-3.

A method of estimating the slope of upper bounds of plots of body size and abundance in natural animal assemblages

A - Papers appearing in refereed journals

Blackburn, T. M., Lawton, J. H. and Perry, J. N. 1992. A method of estimating the slope of upper bounds of plots of body size and abundance in natural animal assemblages. Oikos. 65 (1), pp. 107-122. https://doi.org/10.2307/3544892

Les abeilles et la pollinisation de cultures et de fleurs sauvages dans la Communaute Europeenne

G - Articles in popular magazines and other technical publications

Corbet, S. A., Williams, I. H. and Osborne, J. L. 1991. Les abeilles et la pollinisation de cultures et de fleurs sauvages dans la Communaute Europeenne. Les Carnets du Cari. 13, pp. 18-21.

A new index of aggregation for animal counts

A - Papers appearing in refereed journals

Perry, J. N. and Hewitt, M. 1991. A new index of aggregation for animal counts. Biometrics. 47 (4), pp. 1505-1518. https://doi.org/10.2307/2532402

Crop pollination and sustainable agriculture in the nineties and beyond

G - Articles in popular magazines and other technical publications

Williams, I. H. 1991. Crop pollination and sustainable agriculture in the nineties and beyond. Bee World. 72, pp. 45-46.

Bees and the pollination of crop and wild flowers: changes in the European Community: review commissioned by Scientific and Technical Options Assessment, European Parliament

D1 - Technical reports: non-confidential

Corbet, S. A., Williams, I. H. and Osborne, J. L. 1991. Bees and the pollination of crop and wild flowers: changes in the European Community: review commissioned by Scientific and Technical Options Assessment, European Parliament.

Insect pests of oilseed rape. HGCA oilseeds research review OS1

D1 - Technical reports: non-confidential

Alford, D. V., Cooper, D. A. and Williams, I. H. 1991. Insect pests of oilseed rape. HGCA oilseeds research review OS1. Home Grown Cereals Authority (HGCA) London.

Beekeeping, wild bees and pollination in the European Community

A - Papers appearing in refereed journals

Williams, I. H., Corbet, S. A. and Osborne, J. L. 1991. Beekeeping, wild bees and pollination in the European Community. Bee World. 72, pp. 170-180.

Bees, pollination and habitat change in the European Community

A - Papers appearing in refereed journals

Osborne, J. L., Williams, I. H. and Corbet, S. A. 1991. Bees, pollination and habitat change in the European Community. Bee World. 73, pp. 99-116.

Bees and the pollination of crop and wild flowers in the European Community

A - Papers appearing in refereed journals

Corbet, S. A., Williams, I. H. and Osborne, J. L. 1991. Bees and the pollination of crop and wild flowers in the European Community. Bee World. 72, pp. 47-59.

Floral phenology, pollination and fertilization in linseed

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 1991. Floral phenology, pollination and fertilization in linseed. Production and Protection of Linseed. Aspects of Applied Biology .

Factors restricting the feeding of the cabbage stem flea beetle (Psylliodes chrysocephala)

A - Papers appearing in refereed journals

Bartlet, E. and Williams, I. H. 1991. Factors restricting the feeding of the cabbage stem flea beetle (Psylliodes chrysocephala). Entomologia Experimentalis et Applicata. 60 (3), pp. 233-238.

Incidence of pests and diseases and effects of crop protection on double- and single-low winter rape cultivars

C1 - Edited contributions to conferences/learned societies

Williams, I. H., Doughty, K. J., Bock, C. H. and Rawlinson, C. J. 1991. Incidence of pests and diseases and effects of crop protection on double- and single-low winter rape cultivars. Proceedings GCIRC 8th International Rapeseed Conference, Saskatoon Canada, 9-11 July 1991.

Research into the pollination of alternative crops at Rothamsted

G - Articles in popular magazines and other technical publications

Williams, I. H. 1991. Research into the pollination of alternative crops at Rothamsted.

Deposition and longevity of oviposition-deterring pheromone in the cabbage seed weevil

A - Papers appearing in refereed journals

Ferguson, A. W. and Williams, I. H. 1991. Deposition and longevity of oviposition-deterring pheromone in the cabbage seed weevil. Physiological Entomology. 16 (1), pp. 27-33. https://doi.org/10.1111/j.1365-3032.1991.tb00540.x

Pests, diseases and effects of crop protection on single- and double-low winter rape

C1 - Edited contributions to conferences/learned societies

Rawlinson, C. J. and Williams, I. H. 1990. Pests, diseases and effects of crop protection on single- and double-low winter rape.

Pollination requirements of linseed (Linum usitatissimum)

A - Papers appearing in refereed journals

Williams, I. H., Martin, A. H. and Clark, S. J. 1990. Pollination requirements of linseed (Linum usitatissimum). The Journal of Agricultural Science. 115, pp. 347-352. https://doi.org/10.1017/S0021859600075778

Effect of pollination on flower, pod and seed production in white lupin (Lupinus albus)

A - Papers appearing in refereed journals

Williams, I. H., Martin, A. P., Ferguson, A. W. and Clark, S. J. 1990. Effect of pollination on flower, pod and seed production in white lupin (Lupinus albus). The Journal of Agricultural Science. 115 (1), pp. 67-73. https://doi.org/10.1017/S0021859600073937

Monitoring Dasineura brassicae by means of pheromone traps.

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 1990. Monitoring Dasineura brassicae by means of pheromone traps.

A bibliography of the parasitoids of the brassica pod midge (Dasineura brassicae Winn).

C1 - Edited contributions to conferences/learned societies

Williams, I. H. and Walton, M. 1990. A bibliography of the parasitoids of the brassica pod midge (Dasineura brassicae Winn).

Data reduction and analysis

C1 - Edited contributions to conferences/learned societies

Woiwod, I. P. and Perry, J. N. 1989. Data reduction and analysis. Cavalloro, R. and Delucchi, V. (ed.) Parasitis 88 - Proceedings of a Scientific Congress, Barcelona, 1988.

Data reduction and analysis.

C1 - Edited contributions to conferences/learned societies

Woiwod, I. P. and Perry, J. N. 1989. Data reduction and analysis. Parasitis 88 - Proceedings of a scientific Congress, Barcelona, 1988. R. Cavalloro & V. Delucchi, eds. Boletin de Sanidad Vegetal .

A new initiative in crop protection research on rape.

G - Articles in popular magazines and other technical publications

Rawlinson, C. J., Pickett, J. A., Shewry, P. R., Wilding, N. and Williams, I. H. 1989. A new initiative in crop protection research on rape. GCIRC Bulletin. 5, pp. 58-59.

Pheromone monitoring of Brassica pod midge (Dasineura brassicae Winn.).

C1 - Edited contributions to conferences/learned societies

Williams, I. H. 1989. Pheromone monitoring of Brassica pod midge (Dasineura brassicae Winn.). Proceedings of the 7th International Rapeseed Congress, Poznan, Poland, 1987, . pp. 1074-1076

Pest incidence on single low and double low oilseed rape cultivars

A - Papers appearing in refereed journals

Williams, I. H. 1989. Pest incidence on single low and double low oilseed rape cultivars. Aspects of Applied Biology. 23, pp. 277-286.

Honeybee pollination of the double low oilseed rape cultivar Ariana.

C1 - Edited contributions to conferences/learned societies

Williams, I. H. and Simpkins, J. 1989. Honeybee pollination of the double low oilseed rape cultivar Ariana. Production and protection of oilseed rape and other brassica crops. Aspects of Applied Biology .

Oviposition-deterring pheromone of the cabbage seed weevil (Ceutorhynchus assimilis Payk.)

A - Papers appearing in refereed journals

Ferguson, A. W. and Williams, I. H. 1989. Oviposition-deterring pheromone of the cabbage seed weevil (Ceutorhynchus assimilis Payk.). Aspects of Applied Biology. 23, pp. 339-342.

Host plant selection by the cabbage stem flea beetle (Psylliodes chrysocephala ).

A - Papers appearing in refereed journals

Bartlet, E. and Williams, I. H. 1989. Host plant selection by the cabbage stem flea beetle (Psylliodes chrysocephala ). Aspects of Applied Biology. 23, pp. 335-338.

Host-parasitoid models of intermediate complexity.

A - Papers appearing in refereed journals

Perry, J. N. 1989. Host-parasitoid models of intermediate complexity. The American Naturalist. 130 (6), pp. 955-957. https://doi.org/10.1086/284759

Population variation in Entomology: 1935-1950. I. Sampling.

A - Papers appearing in refereed journals

Perry, J. N. 1989. Population variation in Entomology: 1935-1950. I. Sampling. The Entomologist. 108, pp. 184-198.

Glucosinolates in oilseed rape (Brassica napus) and the incidence of pollen beetles (Meligethes aeneus)

A - Papers appearing in refereed journals

Milford, G. F. J., Porter, A. J. R., Fieldsend, J. K., Miller, C. A., Leach, J. E. and Williams, I. H. 1989. Glucosinolates in oilseed rape (Brassica napus) and the incidence of pollen beetles (Meligethes aeneus). Annals of Applied Biology - AAB. 115 (2), pp. 375-380. https://doi.org/10.1111/j.1744-7348.1989.tb03396.x

Estimation of the negative binomial parameter k by maximum quasi-likelihood.

A - Papers appearing in refereed journals

Clark, S. J. and Perry, J. N. 1989. Estimation of the negative binomial parameter k by maximum quasi-likelihood. Biometrics. 45 (1), pp. 309-316. https://doi.org/10.2307/2532055

Families of distributions for repeated samples of animal counts - rejoinder

A - Papers appearing in refereed journals

Perry, J. N. and Taylor, L. R. 1988. Families of distributions for repeated samples of animal counts - rejoinder. Biometrics. 44 (3), pp. 881-890. https://doi.org/10.2307/2531600

The pollination of linseed and flax.

G - Articles in popular magazines and other technical publications

Williams, I. H. 1988. The pollination of linseed and flax. Bee World. 69, pp. 145-152.

Scientific societies : competition and aggression.

G - Articles in popular magazines and other technical publications

Perry, J. N. 1988. Scientific societies : competition and aggression. Assembly and Association. February, pp. 22-25.

Some models for spatial variability of animal species.

A - Papers appearing in refereed journals

Perry, J. N. 1988. Some models for spatial variability of animal species. Oikos. 51 (2), pp. 124-130. https://doi.org/10.2307/3565634

Close-range behaviour of male pea moths, Cydia nigricana, responding to sex pheromone re-released via the substrate

A - Papers appearing in refereed journals

Perry, J. N., Wall, C. and Clark, S. J. 1988. Close-range behaviour of male pea moths, Cydia nigricana, responding to sex pheromone re-released via the substrate. Entomologia Experimentalis et Applicata. 49 (42767), pp. 37-42. https://doi.org/10.1111/j.1570-7458.1988.tb02474.x

Specificity of the spatial power-law exponent in ecology and agriculture.

A - Papers appearing in refereed journals

Taylor, L. R., Perry, J. N., Woiwod, I. P. and Taylor, R. A. J. 1988. Specificity of the spatial power-law exponent in ecology and agriculture. Nature. 332 (6166), pp. 721-722. https://doi.org/10.1038/332721a0

The phenology of the emergence of brassica pod midge (Dasineura brassicae Winn.) and its infestation of spring oil-seed rape (Brassica napus L.).

A - Papers appearing in refereed journals

Williams, I. H., Martin, A. P. and Kelm, M. 1987. The phenology of the emergence of brassica pod midge (Dasineura brassicae Winn.) and its infestation of spring oil-seed rape (Brassica napus L.). The Journal of Agricultural Science. 109 (2), pp. 309-314. https://doi.org/10.1017/S0021859600080734

The phenology of the emergence of brassica pod midge (Dasineura brassicae Winn.) and its infestation of winter oil-seed rape (Brassica napus L.)

A - Papers appearing in refereed journals

Williams, I. H., Martin, A. P. and Kelm, M. 1987. The phenology of the emergence of brassica pod midge (Dasineura brassicae Winn.) and its infestation of winter oil-seed rape (Brassica napus L.). The Journal of Agricultural Science. 108 (3), pp. 579-589. https://doi.org/10.1017/S0021859600079983

Estimating guild sizes.

G - Articles in popular magazines and other technical publications

Perry, J. N. 1987. Estimating guild sizes. Nature. 325 (6101), p. 202. https://doi.org/10.1038/325202a0

Scientific socities. Part 1. Adapt or die.

G - Articles in popular magazines and other technical publications

Perry, J. N. 1987. Scientific socities. Part 1. Adapt or die. Assembly and Association. November/December, pp. 24-29.

New families of frequency distributions that describe repeated animal samples.

G - Articles in popular magazines and other technical publications

Perry, J. N. 1987. New families of frequency distributions that describe repeated animal samples. Biometrics bulletin. 4, pp. 12-13.

The pollination of lupins.

A - Papers appearing in refereed journals

Williams, I. H. 1987. The pollination of lupins. Bee World. 68, pp. 10-16.

Range of action of moth sex-attractant sources.

A - Papers appearing in refereed journals

Wall, C. and Perry, J. N. 1987. Range of action of moth sex-attractant sources. Entomologia Experimentalis et Applicata. 44 (1), pp. 5-14.

Iterative improvement of a power transformation to stabilise variance.

A - Papers appearing in refereed journals

Perry, J. N. 1987. Iterative improvement of a power transformation to stabilise variance. Journal of the Royal Statistical Society, Series C (Applied Statistics). 36 (1), pp. 15-21. https://doi.org/10.2307/2347841

The effect of insect pollination on plant development and seed production in winter oil-seed rape (Brassica napus L.).

A - Papers appearing in refereed journals

Williams, I. H., Martin, A. P. and White, Robin P. 1987. The effect of insect pollination on plant development and seed production in winter oil-seed rape (Brassica napus L.). The Journal of Agricultural Science. 109 (1), pp. 135-139. https://doi.org/10.1017/S0021859600081077

Multiple-comparison procedures: a dissenting view.

A - Papers appearing in refereed journals

Perry, J. N. 1986. Multiple-comparison procedures: a dissenting view. Journal of Economic Entomology. 79, pp. 1149-1155.

Ades : new families of frequency distributions that describe repeated animal samples.

G - Articles in popular magazines and other technical publications

Perry, J. N. 1986. Ades : new families of frequency distributions that describe repeated animal samples.

Stability of real interacting populations in space and time: implications, alternatives and the negative binomial kc

A - Papers appearing in refereed journals

Perry, J. N. and Taylor, L. R. 1986. Stability of real interacting populations in space and time: implications, alternatives and the negative binomial kc. Journal of Animal Ecology. 55 (3), pp. 1053-1068. https://doi.org/10.2307/4433

The effect of habitat on the flight of moths orienting to pheromone sources in the field

C1 - Edited contributions to conferences/learned societies

Perry, J. N. and Wall, C. 1986. The effect of habitat on the flight of moths orienting to pheromone sources in the field. Mechanisms in insect olfaction . Eds. T.L. Payne, M.C. Birch & C. E.J. Kennedy . Oxford: Oxford University Press. pp. 91-96

Evidence for a female sex pheromone in the brassica pod midge Dasineura brassicae .

A - Papers appearing in refereed journals

Williams, I. H. and Martin, A. P. 1986. Evidence for a female sex pheromone in the brassica pod midge Dasineura brassicae . Physiological Entomology. 11 (3), pp. 353-356. https://doi.org/10.1111/j.1365-3032.1986.tb00423.x

The pollination requirements of oil-seed rape (Brassica napus L.)

A - Papers appearing in refereed journals

Williams, I. H., Martin, A. P. and White, Robin P. 1986. The pollination requirements of oil-seed rape (Brassica napus L.). The Journal of Agricultural Science. 106 (1), pp. 27-30. https://doi.org/10.1017/S0021859600061670

Oil seed rape and beekeeping

G - Articles in popular magazines and other technical publications

Williams, I. H. 1985. Oil seed rape and beekeeping. Report of the Central Association of Beekeepers. pp. 1-8.

The pollination of swede rape (brassica-napus l)

A - Papers appearing in refereed journals

Williams, I. H. 1985. The pollination of swede rape (brassica-napus l). Bee World. 66 (1), pp. 16-22. https://doi.org/10.1080/0005772x.1985.11098817

The pattern and speed of displacement of females of simulium-damnosum theobald si (diptera, simuliidae) across the onchocerciasis control program area of west-africa in 1977 and 1978

A - Papers appearing in refereed journals

Johnson, C. G., Walsh, J. F., Davies, J. B., Clark, S. J. and Perry, J. N. 1985. The pattern and speed of displacement of females of simulium-damnosum theobald si (diptera, simuliidae) across the onchocerciasis control program area of west-africa in 1977 and 1978. Bulletin of Entomological Research. 75 (1), pp. 73-92. https://doi.org/10.1017/s0007485300014188

Relationships between the multiplication of chronic bee-paralysis virus and its associate particle

A - Papers appearing in refereed journals

Ball, B. V., Overton, H. A., Buck, K. W., Bailey, L. and Perry, J. N. 1985. Relationships between the multiplication of chronic bee-paralysis virus and its associate particle. Journal of General Virology. 66, pp. 1423-1429. https://doi.org/10.1099/0022-1317-66-7-1423

Ades: new ecological families of species-specific frequency distributions that describe repeated spatial samples with an intrinsic power-law variance-mean property

A - Papers appearing in refereed journals

Perry, J. N. and Taylor, L. R. 1985. Ades: new ecological families of species-specific frequency distributions that describe repeated spatial samples with an intrinsic power-law variance-mean property. Journal of Animal Ecology. 54 (3), pp. 931-953. https://doi.org/10.2307/4388

Orientation of male pea moth, Cydia nigricana , to pheromone traps in a wheat crop

A - Papers appearing in refereed journals

Perry, J. N. and Wall, C. 1985. Orientation of male pea moth, Cydia nigricana , to pheromone traps in a wheat crop. Entomologia Experimentalis et Applicata. 37 (2), pp. 161-167.

The role of a simulation model in understanding the behaviour of male pea moths attracted to pheromone traps.

A - Papers appearing in refereed journals

Wall, C. and Perry, J. N. 1985. The role of a simulation model in understanding the behaviour of male pea moths attracted to pheromone traps. IMA Journal of Mathematics Applied in Medicine and Biology. 2, pp. 299-309.

The pollination requirements of cultivars of oil-seed rape [Brassica napus, turnip, Brassica campestris]

A - Papers appearing in refereed journals

Williams, I. H. 1984. The pollination requirements of cultivars of oil-seed rape [Brassica napus, turnip, Brassica campestris]. Veme Symposium International sur la pollinisation Versailes 27-30 September 1983 INRA. 21.

Social insects - ecology and behavioral biology - brian,mv

A - Papers appearing in refereed journals

Williams, I. H. 1984. Social insects - ecology and behavioral biology - brian,mv. Nature. 308 (5956), pp. 300-300. https://doi.org/10.1038/308300b0

Short-term variations in catches of the pea moth, cydia-nigricana, in interacting pheromone traps

A - Papers appearing in refereed journals

Perry, J. N. and Wall, C. 1984. Short-term variations in catches of the pea moth, cydia-nigricana, in interacting pheromone traps. Entomologia Experimentalis et Applicata. 36 (2), pp. 145-149. https://doi.org/10.1111/j.1570-7458.1984.tb03420.x

A mathematical-model for the flight of pea moth to pheromone traps through a crop

A - Papers appearing in refereed journals

Perry, J. N. and Wall, C. 1984. A mathematical-model for the flight of pea moth to pheromone traps through a crop. Philosophical Transactions of the Royal Society B-Biological Sciences. 306 (1125), pp. 19-48. https://doi.org/10.1098/rstb.1984.0080

Local variation between catches of pea moth, cydia-nigricana (f) (lepidoptera, tortricidae), in sex-attractant traps, with reference to the monitoring of field populations

A - Papers appearing in refereed journals

Perry, J. N. and Wall, C. 1984. Local variation between catches of pea moth, cydia-nigricana (f) (lepidoptera, tortricidae), in sex-attractant traps, with reference to the monitoring of field populations. Protection Ecology. 6 (1), pp. 43-49.

The concentrations of air-borne rape pollen over a crop of oil-seed rape (brassica-napus l)

A - Papers appearing in refereed journals

Williams, I. H. 1984. The concentrations of air-borne rape pollen over a crop of oil-seed rape (brassica-napus l). The Journal of Agricultural Science. 103 (2), pp. 353-357. https://doi.org/10.1017/s0021859600047316

Negative binomial model for mosquitoes.

G - Articles in popular magazines and other technical publications

Perry, J. N. and Nedelman, J. 1984. Negative binomial model for mosquitoes. Biometrics. 40 (3), pp. 863-864.

Using foraging honeybees to sample an area for trace-metals

A - Papers appearing in refereed journals

Free, J. B., Williams, I. H., Pinsent, Rjfh, Townshend, A., Basi, M. S. and Graham, C. L. 1983. Using foraging honeybees to sample an area for trace-metals. Environment International. 9 (1), pp. 9-12. https://doi.org/10.1016/0160-4120(83)90108-3

Use of population-models to estimate the proportion of cyst-nematode eggs killed by fumigation

A - Papers appearing in refereed journals

Perry, J. N. and Clark, S. J. 1983. Use of population-models to estimate the proportion of cyst-nematode eggs killed by fumigation. Journal of Applied Ecology. 20 (3), pp. 857-864. https://doi.org/10.2307/2403130

Selection of potato cyst-nematodes on resistant solanum-vernei hybrids

A - Papers appearing in refereed journals

Turner, S. J., Stone, A. R. and Perry, J. N. 1983. Selection of potato cyst-nematodes on resistant solanum-vernei hybrids. Euphytica. 32 (3), pp. 911-917. https://doi.org/10.1007/bf00042173

Scent-marking of flowers by honeybees

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1983. Scent-marking of flowers by honeybees. Journal of Apicultural Research. 22 (2), pp. 86-90. https://doi.org/10.1080/00218839.1983.11100564

Honeybee paralysis - its natural spread and its diminished incidence in England and Wales

A - Papers appearing in refereed journals

Bailey, L., Ball, B. V. and Perry, J. N. 1983. Honeybee paralysis - its natural spread and its diminished incidence in England and Wales. Journal of Apicultural Research. 22 (3), pp. 191-195. https://doi.org/10.1080/00218839.1983.11100586

Further observations on the responses of male pea moth, cydia-nigricana, to vegetation previously exposed to sex-attractant

A - Papers appearing in refereed journals

Wall, C. and Perry, J. N. 1983. Further observations on the responses of male pea moth, cydia-nigricana, to vegetation previously exposed to sex-attractant. Entomologia Experimentalis et Applicata. 33 (1), pp. 112-116. https://doi.org/10.1111/j.1570-7458.1983.tb03241.x

Foraging behavior of honeybees and bumble bees on brussels sprout grown to produce hybrid seed

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1983. Foraging behavior of honeybees and bumble bees on brussels sprout grown to produce hybrid seed. Journal of Apicultural Research. 22 (2), pp. 94-97. https://doi.org/10.1080/00218839.1983.11100566

A comparative-analysis of chrysoperla-carnea catches in light-traps and suction-traps

A - Papers appearing in refereed journals

Perry, J. N. and Bowden, J. 1983. A comparative-analysis of chrysoperla-carnea catches in light-traps and suction-traps. Ecological Entomology. 8 (4), pp. 383-394. https://doi.org/10.1111/j.1365-2311.1983.tb00518.x

Behavioral dynamics

A - Papers appearing in refereed journals

Taylor, L. R., Taylor, R. A. J., Woiwod, I. P. and Perry, J. N. 1983. Behavioral dynamics. Nature. 303 (5920), pp. 801-804. https://doi.org/10.1038/303801a0

Association of viruses with two protozoal pathogens of the honey bee (2)

A - Papers appearing in refereed journals

Bailey, L., Ball, B. V. and Perry, J. N. 1983. Association of viruses with two protozoal pathogens of the honey bee (2). Annals of Applied Biology - AAB. 103 (1), pp. 13-20. https://doi.org/10.1111/j.1744-7348.1983.tb02735.x

Effects of spatial heterogeneity on Jones's model for cyst-nematode population dynamics and crop root damage.

A - Papers appearing in refereed journals

Perry, J. N. 1983. Effects of spatial heterogeneity on Jones's model for cyst-nematode population dynamics and crop root damage. Journal of Applied Ecology. 20, pp. 849-856.

The behaviour of moths responding to pheromone sources in the field: a basis for discussion

A - Papers appearing in refereed journals

Wall, C. and Perry, J. N. 1982. The behaviour of moths responding to pheromone sources in the field: a basis for discussion. Colloquium INRA, France. 7, pp. 171-188.

(z)-11-eicosen-1-ol, an important new pheromonal component from the sting of the honey bee, apis-mellifera-l (hymenoptera, apidae)

A - Papers appearing in refereed journals

Pickett, J. A., Williams, I. H. and Martin, A. P. 1982. (z)-11-eicosen-1-ol, an important new pheromonal component from the sting of the honey bee, apis-mellifera-l (hymenoptera, apidae). Journal of Chemical Ecology. 8 (1), pp. 163-175. https://doi.org/10.1007/bf00984013

Use of unpurified nasonov pheromone components to attract clustering honeybees

A - Papers appearing in refereed journals

Free, J. B., Ferguson, A. W., Pickett, J. A. and Williams, I. H. 1982. Use of unpurified nasonov pheromone components to attract clustering honeybees. Journal of Apicultural Research. 21 (1), pp. 26-29. https://doi.org/10.1080/00218839.1982.11100512

A reappraisal of insect flight towards a distant point-source of wind-borne odor

A - Papers appearing in refereed journals

David, C. T., Kennedy, J. S., Ludlow, A. R., Perry, J. N. and Wall, C. 1982. A reappraisal of insect flight towards a distant point-source of wind-borne odor. Journal of Chemical Ecology. 8 (9), pp. 1207-1215. https://doi.org/10.1007/bf00990753

Nasonov pheromone of the honeybee - apis-mellifera-l (hymenoptera, apidae) .4. Comparative electroantennogram responses

A - Papers appearing in refereed journals

Williams, I. H., Pickett, J. A. and Martin, A. P. 1982. Nasonov pheromone of the honeybee - apis-mellifera-l (hymenoptera, apidae) .4. Comparative electroantennogram responses. Journal of Chemical Ecology. 8 (2), pp. 567-574. https://doi.org/10.1007/bf00987804

Fitting split-lines to ecological data

A - Papers appearing in refereed journals

Perry, J. N. 1982. Fitting split-lines to ecological data. Ecological Entomology. 7 (4), pp. 421-435. https://doi.org/10.1111/j.1365-2311.1982.tb00684.x

The diminished incidence of Acarapis woodi (Rennie) (Acari : Tarsonemidae) in honey bees, Apis mellifera L (Hymenoptera : Apidae), in Britain

A - Papers appearing in refereed journals

Bailey, L. and Perry, J. N. 1982. The diminished incidence of Acarapis woodi (Rennie) (Acari : Tarsonemidae) in honey bees, Apis mellifera L (Hymenoptera : Apidae), in Britain. Bulletin of Entomological Research. 72 (4), pp. 655-662. https://doi.org/10.1017/s0007485300008671

Compounds modifying the activity of 2 sex attractants for males of the pea moth, cydia-nigricana-(f)

A - Papers appearing in refereed journals

Greenway, A. R., Wall, C. and Perry, J. N. 1982. Compounds modifying the activity of 2 sex attractants for males of the pea moth, cydia-nigricana-(f). Journal of Chemical Ecology. 8 (2), pp. 397-408. https://doi.org/10.1007/bf00987788

Attractiveness of (Z)-11-eicosen-1-ol to foraging honeybees

A - Papers appearing in refereed journals

Free, J. B., Williams, I. H., Pickett, J. A., Ferguson, A. W. and Martin, A. P. 1982. Attractiveness of (Z)-11-eicosen-1-ol to foraging honeybees. Journal of Apicultural Research. 21 (3), pp. 151-156. https://doi.org/10.1080/00218839.1982.11100532

Chemical communication in honeybees

A - Papers appearing in refereed journals

Williams, I. H. 1981. Chemical communication in honeybees. Central Association of Bee-Keepers.

Taylor's power law for dependence of variance on mean in animal populations

A - Papers appearing in refereed journals

Perry, J. N. 1981. Taylor's power law for dependence of variance on mean in animal populations. Journal of the Royal Statistical Society, Series C (Applied Statistics). 30 (3), pp. 254-263. https://doi.org/10.2307/2346349

The gene-for-gene relationship and its significance for potato cyct nematodes and their Solanaceous Hosts

B - Book chapters etc edited externally

Jones, F. G. W., Parrott, D. M. and Perry, J. N. 1981. The gene-for-gene relationship and its significance for potato cyct nematodes and their Solanaceous Hosts. in: Zuckerman, B. M. and Rohde, R. A. (ed.) Plant parasitic nematodes Volume 3 New York Academic Press.

Solitary bees that inhabit walls

A - Papers appearing in refereed journals

Williams, I. H. 1981. Solitary bees that inhabit walls. Bee World. 62 (3), pp. 106-108. https://doi.org/10.1080/0005772x.1981.11097827

The prevalence of viruses of honey bees in Britain

A - Papers appearing in refereed journals

Bailey, L., Ball, B. V. and Perry, J. N. 1981. The prevalence of viruses of honey bees in Britain. Annals of Applied Biology - AAB. 97 (1), pp. 109-118. https://doi.org/10.1111/j.1744-7348.1981.tb02999.x

Phenological and geographical relationships between catches of pea moth in sex-attractant traps

A - Papers appearing in refereed journals

Perry, J. N., Macaulay, E. D. M. and Emmett, B. J. 1981. Phenological and geographical relationships between catches of pea moth in sex-attractant traps. Annals of Applied Biology - AAB. 97 (1), pp. 17-26. https://doi.org/10.1111/j.1744-7348.1981.tb02990.x

The nasonov pheromone of the honeybee apis-mellifera l (hymenoptera, apidae) .2. Bioassay of the components using foragers

A - Papers appearing in refereed journals

Williams, I. H., Pickett, J. A. and Martin, A. P. 1981. The nasonov pheromone of the honeybee apis-mellifera l (hymenoptera, apidae) .2. Bioassay of the components using foragers. Journal of Chemical Ecology. 7 (2), pp. 225-237. https://doi.org/10.1007/bf00995745

Nasonov pheromone of the honey bee, apis-mellifera l (hymenoptera, apidae) .3. Regulation of pheromone composition and production

A - Papers appearing in refereed journals

Pickett, J. A., Williams, I. H., Smith, M. C. and Martin, A. P. 1981. Nasonov pheromone of the honey bee, apis-mellifera l (hymenoptera, apidae) .3. Regulation of pheromone composition and production. Journal of Chemical Ecology. 7 (3), pp. 543-554. https://doi.org/10.1007/bf00987702

Effects of dose and attractant on interactions between pheromone traps for the pea moth, cydia-nigricana

A - Papers appearing in refereed journals

Wall, C. and Perry, J. N. 1981. Effects of dose and attractant on interactions between pheromone traps for the pea moth, cydia-nigricana. Entomologia Experimentalis et Applicata. 30 (1), pp. 26-30. https://doi.org/10.1111/j.1570-7458.1981.tb03580.x

Contamination of vegetation with synthetic sex-attractant released from traps for the pea moth, cydia-nigricana

A - Papers appearing in refereed journals

Wall, C., Sturgeon, D. M., Greenway, A. R. and Perry, J. N. 1981. Contamination of vegetation with synthetic sex-attractant released from traps for the pea moth, cydia-nigricana. Entomologia Experimentalis et Applicata. 30 (2), pp. 111-115. https://doi.org/10.1111/j.1570-7458.1981.tb03083.x

Attraction of honey bees to flowering plants by using synthetic nasonov pheromone

A - Papers appearing in refereed journals

Williams, I. H., Pickett, J. A. and Martin, A. P. 1981. Attraction of honey bees to flowering plants by using synthetic nasonov pheromone. Entomologia Experimentalis et Applicata. 30 (2), pp. 199-201. https://doi.org/10.1111/j.1570-7458.1981.tb03098.x

The attachment of honeybee comb to sloping hive sides and side-bars of frames

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1981. The attachment of honeybee comb to sloping hive sides and side-bars of frames. Journal of Apicultural Research. 20 (4), pp. 239-242. https://doi.org/10.1080/00218839.1981.11100503

Simulations of population models for cyst-nematodes: applications in agriculture.

G - Articles in popular magazines and other technical publications

Perry, J. N. and Jones, F. G. W. 1981. Simulations of population models for cyst-nematodes: applications in agriculture.

Phoridae (Diptera) from English pasture soils.

A - Papers appearing in refereed journals

Disney, R. H. L., Henderson, I. F., Perry, J. N. and Clements, R. O. 1981. Phoridae (Diptera) from English pasture soils. Pedobiologia. 22, pp. 366-378.

Variance and the large-scale spatial stability of aphids, moths and birds

A - Papers appearing in refereed journals

Taylor, L. R., Woiwod, I. P. and Perry, J. N. 1980. Variance and the large-scale spatial stability of aphids, moths and birds. Journal of Animal Ecology. 49 (3), pp. 831-854. https://doi.org/10.2307/4230

The value of white clover Trifolium repens L., Cultivar S100 planted on motorway verges to honeybees Apis mellifera L.

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1980. The value of white clover Trifolium repens L., Cultivar S100 planted on motorway verges to honeybees Apis mellifera L. Biological Conservation. 18 (2), pp. 89-92. https://doi.org/10.1016/0006-3207(80)90073-7

Studies on entomophthora in populations of aphis-fabae on field beans

A - Papers appearing in refereed journals

Wilding, N. and Perry, J. N. 1980. Studies on entomophthora in populations of aphis-fabae on field beans. Annals of Applied Biology - AAB. 94 (3), pp. 367-378. https://doi.org/10.1111/j.1744-7348.1980.tb03952.x

Performance and uptake of some carbendazim-producing fungicides applied as seed treatments to spring barley, in relation to their physicochemical properties

A - Papers appearing in refereed journals

Grahambryce, I. J., Nicholls, P. H. and Williams, I. H. 1980. Performance and uptake of some carbendazim-producing fungicides applied as seed treatments to spring barley, in relation to their physicochemical properties. Pesticide Science. 11 (1), pp. 1-8. https://doi.org/10.1002/ps.2780110102

Oil-seed rape and beekeeping, particularly in Britain

A - Papers appearing in refereed journals

Williams, I. H. 1980. Oil-seed rape and beekeeping, particularly in Britain. Bee World. 61 (4), pp. 141-153. https://doi.org/10.1080/0005772x.1980.11097797

Latin square designs in field experiments involving insect sex attractants

A - Papers appearing in refereed journals

Perry, J. N., Wall, C. and Greenway, A. R. 1980. Latin square designs in field experiments involving insect sex attractants. Ecological Entomology. 5 (4), pp. 385-396. https://doi.org/10.1111/j.1365-2311.1980.tb01162.x

Effects of spacing and trap number on interactions between pea moth pheromone traps

A - Papers appearing in refereed journals

Wall, C. and Perry, J. N. 1980. Effects of spacing and trap number on interactions between pea moth pheromone traps. Entomologia Experimentalis et Applicata. 28 (3), pp. 313-321. https://doi.org/10.1111/j.1570-7458.1980.tb03031.x

Nasonov pheromone of the honey bee, apis-mellifera l (hymenoptera, apidae) .1. Chemical characterization

A - Papers appearing in refereed journals

Pickett, J. A., Williams, I. H., Martin, A. P. and Smith, M. C. 1980. Nasonov pheromone of the honey bee, apis-mellifera l (hymenoptera, apidae) .1. Chemical characterization. Journal of Chemical Ecology. 6 (2), pp. 425-434. https://doi.org/10.1007/bf01402919

Power of the index of dispersion test to detect spatial pattern

A - Papers appearing in refereed journals

Perry, J. N. and Mead, R. 1979. Power of the index of dispersion test to detect spatial pattern. Biometrics. 35 (3), pp. 613-622. https://doi.org/10.2307/2530252

Negative binomial as a dynamic ecological model for aggregation, and the density dependence of k

A - Papers appearing in refereed journals

Taylor, L. R., Woiwod, I. P. and Perry, J. N. 1979. Negative binomial as a dynamic ecological model for aggregation, and the density dependence of k. Journal of Animal Ecology. 48 (1), pp. 289-304. https://doi.org/10.2307/4114

Infestation of crops of oil-seed rape (brassica-napus l) by insect pests

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1979. Infestation of crops of oil-seed rape (brassica-napus l) by insect pests. The Journal of Agricultural Science. 92 (1), pp. 203-218. https://doi.org/10.1017/s0021859600060652

Distribution of insect pests on crops of oil-seed rape (brassica-napus l) and the damage they cause

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1979. Distribution of insect pests on crops of oil-seed rape (brassica-napus l) and the damage they cause. The Journal of Agricultural Science. 92 (1), pp. 139-149. https://doi.org/10.1017/s0021859600060597

Compensation of oil-seed rape (brassica-napus l) plants after damage to their buds and pods

A - Papers appearing in refereed journals

Williams, I. H. and Free, J. B. 1979. Compensation of oil-seed rape (brassica-napus l) plants after damage to their buds and pods. The Journal of Agricultural Science. 92 (1), pp. 53-59. https://doi.org/10.1017/s0021859600060494

Beekeeping in the sultanate of oman

A - Papers appearing in refereed journals

Williams, I. H. 1979. Beekeeping in the sultanate of oman. American bee journal. 119 (7), pp. 510-&.

Pests and pollution of oil-seed rape crops on England

A - Papers appearing in refereed journals

Williams, I. H. 1978. Pests and pollution of oil-seed rape crops on England. Report of the Central Association of Bee-Keepers. June.

Modelling populations of cyst-nematodes (Nematoda: Heteroderidae)

A - Papers appearing in refereed journals

Jones, F. G. W. and Perry, J. N. 1978. Modelling populations of cyst-nematodes (Nematoda: Heteroderidae). Journal of Applied Ecology. 15 (2), pp. 349-371. https://doi.org/10.2307/2402596

Some factors affecting build-up of cereal aphid infestations in winter wheat

A - Papers appearing in refereed journals

Henderson, I. F. and Perry, J. N. 1978. Some factors affecting build-up of cereal aphid infestations in winter wheat. Annals of Applied Biology - AAB. 89 (2), pp. 177-183. https://doi.org/10.1111/j.1744-7348.1978.tb07688.x

Survey of damage caused to crops of oil-seed rape (brassica-napus-l) by insect pests in south-central England and their effect on seed yield

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1978. Survey of damage caused to crops of oil-seed rape (brassica-napus-l) by insect pests in south-central England and their effect on seed yield. The Journal of Agricultural Science. 90 (2), pp. 417-424. https://doi.org/10.1017/s0021859600055520

Responses of the pollen beetle, meligethes-aeneus, and the seed weevil, ceuthorhynchus-assimilis, to oil-seed rape, brassica-napus, and other plants

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1978. Responses of the pollen beetle, meligethes-aeneus, and the seed weevil, ceuthorhynchus-assimilis, to oil-seed rape, brassica-napus, and other plants. Journal of Applied Ecology. 15 (3), pp. 761-&. https://doi.org/10.2307/2402773

Population model for the effect of parasitic fungi on numbers of the cereal cyst-nematode, heterodera-avenae

A - Papers appearing in refereed journals

Perry, J. N. 1978. Population model for the effect of parasitic fungi on numbers of the cereal cyst-nematode, heterodera-avenae. Journal of Applied Ecology. 15 (3), pp. 781-787. https://doi.org/10.2307/2402775

Pollination requirements of swede rape (brassica-napus l) and of turnip rape (brassica-campestris l)

A - Papers appearing in refereed journals

Williams, I. H. 1978. Pollination requirements of swede rape (brassica-napus l) and of turnip rape (brassica-campestris l). The Journal of Agricultural Science. 91 (2), pp. 343-348. https://doi.org/10.1017/s0021859600046438

Interactions between pheromone traps for pea moth, cydia-nigricana (f)

A - Papers appearing in refereed journals

Wall, C. and Perry, J. N. 1978. Interactions between pheromone traps for pea moth, cydia-nigricana (f). Entomologia Experimentalis et Applicata. 24 (2), pp. 155-162. https://doi.org/10.1111/j.1570-7458.1978.tb02766.x

Feeding and mating-behavior of pollen beetles (meligethes-aeneus fab) and seed weevils (ceutorhynchus-assimilis payk) on oil-seed rape (brassica-napus l)

A - Papers appearing in refereed journals

Williams, I. H. and Free, J. B. 1978. Feeding and mating-behavior of pollen beetles (meligethes-aeneus fab) and seed weevils (ceutorhynchus-assimilis payk) on oil-seed rape (brassica-napus l). The Journal of Agricultural Science. 91 (2), pp. 453-459. https://doi.org/10.1017/s0021859600046554

Density-dependence of spatial behavior and rarity of randomness

A - Papers appearing in refereed journals

Taylor, L. R., Woiwod, I. P. and Perry, J. N. 1978. Density-dependence of spatial behavior and rarity of randomness. Journal of Animal Ecology. 47 (2), pp. 383-406. https://doi.org/10.2307/3790

Some factors affecting the build-up of cereal aphid infestations in winter wheat.

A - Papers appearing in refereed journals

Henderson, I. F. and Perry, J. N. 1978. Some factors affecting the build-up of cereal aphid infestations in winter wheat. Annals of Applied Biology - AAB. 89, pp. 177-183.

Computer simulation and population models for cyst-nematodes (Heteroderidae: nematoda)

A - Papers appearing in refereed journals

Jones, F. G. W., Kempton, R. A. and Perry, J. N. 1978. Computer simulation and population models for cyst-nematodes (Heteroderidae: nematoda). Nematropica. 8 (1), pp. 36-56.

Behavior of insects foraging on pigeon pea (cajanus-cajan-(l) millsp) in india

A - Papers appearing in refereed journals

Williams, I. H. 1977. Behavior of insects foraging on pigeon pea (cajanus-cajan-(l) millsp) in india. Tropical Agriculture. 54 (4), pp. 353-363.

The effect on the foraging behaviour of honeybees of the relative locations of the hive entrance and brood combs

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1976. The effect on the foraging behaviour of honeybees of the relative locations of the hive entrance and brood combs. Applied Animal Ethology. 2 (2), pp. 141-154. https://doi.org/10.1016/0304-3762(76)90042-0

Pollination as a factor limiting yield of field beans (vicia-faba-l)

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1976. Pollination as a factor limiting yield of field beans (vicia-faba-l). The Journal of Agricultural Science. 87 (2), pp. 395-399. https://doi.org/10.1017/s0021859600027714

Insect pollination of Anacardium occidentale L., Mangifera indica L., Blighia sapida Koenig and Persea americana Mill.

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1976. Insect pollination of Anacardium occidentale L., Mangifera indica L., Blighia sapida Koenig and Persea americana Mill. Tropical Agriculture. 53 (2), pp. 125-139.

High-pressure liquid-chromatography of benzimidazoles

A - Papers appearing in refereed journals

Austin, D. J., Lord, K. A. and Williams, I. H. 1976. High-pressure liquid-chromatography of benzimidazoles. Pesticide Science. 7 (2), pp. 211-222. https://doi.org/10.1002/ps.2780070216

Beneficial insects present on a motorway verge

A - Papers appearing in refereed journals

Free, J. B., Gennard, D., Stevenson, J. H. and Williams, I. H. 1975. Beneficial insects present on a motorway verge. Biological Conservation. 8 (1), pp. 61-72. https://doi.org/10.1016/0006-3207(75)90079-8

Pollination of coconut (Cocos nucifera L.) in Jamaica by honeybees and wasps

A - Papers appearing in refereed journals

Free, J. B., Raw, A. and Williams, I. H. 1975. Pollination of coconut (Cocos nucifera L.) in Jamaica by honeybees and wasps. 1 (3), pp. 213-223. https://doi.org/10.1016/0304-3762(75)90013-9

Pollination and set of early flowers of runner bean (phaseolus-coccineus l)

A - Papers appearing in refereed journals

Williams, I. H. and Free, J. B. 1975. Pollination and set of early flowers of runner bean (phaseolus-coccineus l). Journal of Horticultural Science. 50 (4), pp. 405-413. https://doi.org/10.1080/00221589.1975.11514649

Insect pollination of sugar-beet (beta-vulgaris) seed crops

A - Papers appearing in refereed journals

Free, J. B., Williams, I. H., Longden, P. C. and Johnson, M. G. 1975. Insect pollination of sugar-beet (beta-vulgaris) seed crops. Annals of Applied Biology - AAB. 81 (2), pp. 127-134. https://doi.org/10.1111/j.1744-7348.1975.tb00529.x

Factors determining rearing and rejection of drones by honeybee colony

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1975. Factors determining rearing and rejection of drones by honeybee colony. Animal Behaviour. 23 (AUG), pp. 650-675. https://doi.org/10.1016/0003-3472(75)90143-8

Effect of environmental conditions during larval period on tendency of worker honeybees to develop their ovaries

A - Papers appearing in refereed journals

Williams, I. H. and Free, J. B. 1975. Effect of environmental conditions during larval period on tendency of worker honeybees to develop their ovaries. Journal of Entomology Series A-Physiology & Behaviour. 49 (MAR25), pp. 179-182.

Solitary bees in Britian

A - Papers appearing in refereed journals

Williams, I. H. 1974. Solitary bees in Britian. Lecture to the Central Association of Bee-Keepers. pp. 1-12.

Pollination of self-fertile apple-trees

A - Papers appearing in refereed journals

Free, J. B., Smith, B. D., Stott, K. G. and Williams, I. H. 1974. Pollination of self-fertile apple-trees. Journal Of Horticultural Science & Biotechnology. 49 (3), pp. 301-304. https://doi.org/10.1080/00221589.1974.11514583

Pollination of onion (allium-cepa l) to produce hybrid seed

A - Papers appearing in refereed journals

Williams, I. H. and Free, J. B. 1974. Pollination of onion (allium-cepa l) to produce hybrid seed. Journal of Applied Ecology. 11 (2), pp. 409-417. https://doi.org/10.2307/2402194

Influence of location of honeybee colonies on their choice of pollen sources

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1974. Influence of location of honeybee colonies on their choice of pollen sources. Journal of Applied Ecology. 11 (3), pp. 925-935. https://doi.org/10.2307/2401754

Factors determining food storage and brood rearing in honeybee (apis-mellifera l) comb

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1974. Factors determining food storage and brood rearing in honeybee (apis-mellifera l) comb. Journal of Entomology Series A-Physiology & Behaviour. 49 (NOV7), pp. 47-63.

Pollination of hybrid kale (brassica-oleraceae l)

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1973. Pollination of hybrid kale (brassica-oleraceae l). The Journal of Agricultural Science. 81 (3), pp. 557-559. https://doi.org/10.1017/s0021859600086627

Genetic determination of honeybee (apis-mellifera l) foraging preferences

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1973. Genetic determination of honeybee (apis-mellifera l) foraging preferences. Annals of Applied Biology - AAB. 73 (2), pp. 137-141. https://doi.org/10.1111/j.1744-7348.1973.tb01318.x

Foraging behavior of honeybees (apis-mellifera-l) on brussels sprout (brassica-oleracea l)

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1973. Foraging behavior of honeybees (apis-mellifera-l) on brussels sprout (brassica-oleracea l). Journal of Applied Ecology. 10 (2), pp. 489-499. https://doi.org/10.2307/2402297

Trap-nesting solitary bees for students of biology

A - Papers appearing in refereed journals

Williams, I. H. 1972. Trap-nesting solitary bees for students of biology. Bee World. 53 (3), pp. 123-135.

The influence of a Honeybee (Apis Mellifera) colony on egg-laying by its Queen

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1972. The influence of a Honeybee (Apis Mellifera) colony on egg-laying by its Queen. Entomologia Experimentalis et Applicata. 15 (2), pp. 224-228. https://doi.org/10.1111/j.1570-7458.1972.tb00200.x

The role of the Nasonov gland pheromone in crop communication by honeybees (Apis mellifera L.)

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1972. The role of the Nasonov gland pheromone in crop communication by honeybees (Apis mellifera L.). Behaviour. 41 (3/4), pp. 314-318.

Hoarding by honeybees (Apis mellifera L.)

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1972. Hoarding by honeybees (Apis mellifera L.). Animal Behaviour. 20 (2), pp. 327-334. https://doi.org/10.1016/S0003-3472(72)80054-X

The transport of pollen on the body hairs of honeybees (Apis mellifera L.) and bumblebees (Bombus spp. L.)

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1972. The transport of pollen on the body hairs of honeybees (Apis mellifera L.) and bumblebees (Bombus spp. L.). Journal of Applied Ecology. 9 (2), pp. 609-615. https://doi.org/10.2307/2402458

The effect of giving pollen and pollen supplement to honeybee colonies on the amount of pollen collected

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1971. The effect of giving pollen and pollen supplement to honeybee colonies on the amount of pollen collected. Journal of Apicultural Research. 10 (2), pp. 87-90. https://doi.org/10.1080/00218839.1971.11099676

Preliminary investigations on the occupation of artificial nests by Osmia rufa L.(Hymenoptera, Megachilidae)

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1970. Preliminary investigations on the occupation of artificial nests by Osmia rufa L.(Hymenoptera, Megachilidae). Journal of Applied Ecology. 7 (3), pp. 559-566. https://doi.org/10.2307/2401978

Exposure of the Nasonov gland by honeybees (Apis mellifera) collecting water

A - Papers appearing in refereed journals

Free, J. B. and Williams, I. H. 1970. Exposure of the Nasonov gland by honeybees (Apis mellifera) collecting water. Behaviour. 37 (3/4), pp. 286-290. https://doi.org/10.1163/156853970X00385