The Classical Experiments and the environment

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

Related outputs

Electrophysiologically and behaviourally active semiochemicals identified from bed bug refuge substrate

A - Papers appearing in refereed journals

Birkett, M. A., Weeks, E. N. I., Logan, J. G., Caulfield, J. C., Gazan, S. A., Welham, S. J., Brugman, V. A., Pickett, J. A. and Cameron, M. M. 2020. Electrophysiologically and behaviourally active semiochemicals identified from bed bug refuge substrate. Scientific Reports. (10), p. article 4590. https://doi.org/10.1038/s41598-020-61368-6

Meteorological and landscape influences on pollen beetle immigration into oilseed rape crops

A - Papers appearing in refereed journals

Skellern, M., Welham, S. J., Watts, N. P. and Cook, S. M. 2017. Meteorological and landscape influences on pollen beetle immigration into oilseed rape crops. Agriculture, Ecosystems & Environment. 241 (1 April), pp. 150-159. https://doi.org/10.1016/j.agee.2017.03.008

Identification of environmentally stable QTL for resistance against Leptosphaeria maculans in oilseed rape (Brassica napus)

A - Papers appearing in refereed journals

Huang, Y. J., Jestin, C., Welham, S. J., King, G. J., Manzanares-Dauleux, M. J., Fitt, B. D. L. and Delourme, R. 2016. Identification of environmentally stable QTL for resistance against Leptosphaeria maculans in oilseed rape (Brassica napus). Theoretical and Applied Genetics. 129 (1), pp. 169-180. https://doi.org/10.1007/s00122-015-2620-z

Statistical methods in biology: design and analysis of experiments and regression

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

Welham, S. J., Gezan, S. A., Clark, S. J. and Mead, A. 2015. Statistical methods in biology: design and analysis of experiments and regression. CRC Press, Boca Raton, Florida.

Cereal Aphid Colony Turnover and Persistence in Winter Wheat

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

Genetical and comparative genomics of Brassica under altered Ca supply identifies Arabidopsis Ca-transporter orthologs

A - Papers appearing in refereed journals

Graham, N. S., Hammond, J. P., Lysenko, A., Mayes, S., O Lochlainn, S., Blasco, B., Bowen, H. C., Rawlings, C. J., Rios, J. J., Welham, S. J., Carion, P. W. C., Dupuy, L. X., King, G. J., White, P. J. and Broadley, M. R. 2014. Genetical and comparative genomics of Brassica under altered Ca supply identifies Arabidopsis Ca-transporter orthologs. The Plant Cell. 26, pp. 2818-2830. https://doi.org/10.1105/tpc.114.128603

Hydroxamic acids in Aegilops species and effects on Rhopalosiphum padi behaviour and fecundity

A - Papers appearing in refereed journals

Elek, H., Smart, L. E., Martin, J. L., Ahmad, S., Gordon-Weeks, R., Anda, A., Welham, S. J., Werner, P. and Pickett, J. A. 2013. Hydroxamic acids in Aegilops species and effects on Rhopalosiphum padi behaviour and fecundity. Bulletin of Insectology. 66, pp. 213-220.

A review of the effects of crop agronomy on the management of Alopecurus myosuroides

A - Papers appearing in refereed journals

Lutman, P. J. W., Moss, S. R., Cook, S. and Welham, S. J. 2013. A review of the effects of crop agronomy on the management of Alopecurus myosuroides. Weed Research. 53 (5), pp. 299-313. https://doi.org/10.1111/wre.12024

The potential of hydroxamic acids in tetraploid and hexaploid wheat varieties as resistance factors against the bird-cherry oat aphid, Rhopalosiphum padi

A - Papers appearing in refereed journals

Elek, H., Smart, L. E., Martin, J. L., Ahmad, S., Gordon-Weeks, R., Welham, S. J., Nadasy, M., Pickett, J. A. and Werner, C. P. 2013. The potential of hydroxamic acids in tetraploid and hexaploid wheat varieties as resistance factors against the bird-cherry oat aphid, Rhopalosiphum padi. Annals of Applied Biology - AAB. 162 (1), pp. 100-109. https://doi.org/10.1111/aab.12005

Development of an integrated pest management strategy for control of pollen beetles in winter oilseed rape (HGCA Project Report No 504)

D1 - Technical reports: non-confidential

Cook, S. M., Doring, T. F., Ferguson, A. W., Martin, J. L., Skellern, M. P., Smart, L. E., Watts, N. P., Welham, S. J., Woodcock, C. M., Pickett, J. A., Bardsley, E., Bowman, J., Burns, S., Clarke, M., Davies, J., Gibbard, C., Johnen, A., Jennaway, R., Meredith, R., Murray, D., Nightingale, M., Padbury, N., Patrick, C., Von Richthofen, J-S., Taylor, P., Tait, M. and Werner, P. 2013. Development of an integrated pest management strategy for control of pollen beetles in winter oilseed rape (HGCA Project Report No 504). Kenilworth Home Grown Cereals Authority (HGCA).

A hypomethylated population of Brassica rapa for forward and reverse epi-genetics

A - Papers appearing in refereed journals

Amoah, S., Kurup, S., Rodriguez Lopez, C. M., Welham, S. J., Powers, S. J., Hopkins, C. J., Wilkinson, M. J. and King, G. J. 2012. A hypomethylated population of Brassica rapa for forward and reverse epi-genetics. BMC Plant Biology. 12, p. 193 (17pp). https://doi.org/10.1186/1471-2229-12-193

Three-point appraisal of genetic linkage maps

A - Papers appearing in refereed journals

Gilks, W. R., Welham, S. J., Wang, J., Clark, S. J. and King, G. J. 2012. Three-point appraisal of genetic linkage maps. Theoretical and Applied Genetics. 125, pp. 1393-1402. https://doi.org/10.1007/s00122-012-1920-9

The trait and host plant ecology of aphids and their distribution and abundance in the United Kingdom

A - Papers appearing in refereed journals

Bell, J. R., Taylor, M. S., Shortall, C. R., Welham, S. J. and Harrington, R. 2012. The trait and host plant ecology of aphids and their distribution and abundance in the United Kingdom. Global Ecology and Biogeography. 21 (4), pp. 405-415. https://doi.org/10.1111/j.1466-8238.2011.00685.x

Regulatory hotspots are associated with plant gene expression under varying soil phosphorus supply in Brassica rapa

A - Papers appearing in refereed journals

Hammond, J. P., Mayes, S., Bowen, H. C., Graham, N. S., Hayden, R. M., Love, C. G., Spracklen, W. P., Wang, J., Welham, S. J., White, P. J., King, G. J. and Broadley, M. R. 2011. Regulatory hotspots are associated with plant gene expression under varying soil phosphorus supply in Brassica rapa. Plant Physiology. 156, pp. 1230-1241. https://doi.org/10.1104/pp.111.175612

Effects of environment on stability of QTL for resistance to Leptosphaeria maculans on oilseed rape (Brassica napus)

C2 - Non-edited contributions to conferences

Huang, Y-J., Jestin, C., Welham, S. J., King, G. J., Fitt, B. D. L. and Delourme, R. 2010. Effects of environment on stability of QTL for resistance to Leptosphaeria maculans on oilseed rape (Brassica napus). Abstracts 17th Crucifer Genetics Workshop, Saskatoon, 5-8 September 2010 . pp. 124

Estimation of spatial trend and automatic model selection in augmented designs

A - Papers appearing in refereed journals

Kehel, Z., Habash, D. Z., Gezan, S. A., Welham, S. J. and Nachit, M. M. 2010. Estimation of spatial trend and automatic model selection in augmented designs. Agronomy Journal. 102, pp. 1542-1552. https://doi.org/10.2134/agronj2010.0175

Spectral tempering to model non-stationary covariance of nitrous oxide emissions from soil using continuous or categorical explanatory variables at a landscape scale

A - Papers appearing in refereed journals

Haskard, K. A., Welham, S. J. and Lark, R. M. 2010. Spectral tempering to model non-stationary covariance of nitrous oxide emissions from soil using continuous or categorical explanatory variables at a landscape scale. Geoderma. 159, pp. 358-370. https://doi.org/10.1016/j.geoderma.2010.08.012

Simulation scenarios of spatial-temporal arrangement of crops at the landscape scale

A - Papers appearing in refereed journals

Castellazzi, M. S., Matthews, J., Angevin, F., Sausse, C., Wood, G. A., Burgess, P. J., Brown, I., Conrad, K. F. and Perry, J. N. 2010. Simulation scenarios of spatial-temporal arrangement of crops at the landscape scale. Environmental Modelling and Software. 25, pp. 1881-1889. https://doi.org/10.1016/j.envsoft.2010.04.006

Some consequences of using the Horsfall-Barratt scale for hypothesis testing

A - Papers appearing in refereed journals

Bock, C. H., Gottwald, T. R., Parker, P. E., Ferrandino, F., Welham, S. J., Van Den Bosch, F. and Parnell, S. 2010. Some consequences of using the Horsfall-Barratt scale for hypothesis testing. Phytopathology. 100 (10), pp. 1030-1041. https://doi.org/10.1094/PHYTO-08-09-0220

A comparison of analysis methods for late-stage variety evaluation trials

A - Papers appearing in refereed journals

Welham, S. J., Gogel, B. J., Smith, A. B., Thompson, R. and Cullis, B. R. 2010. A comparison of analysis methods for late-stage variety evaluation trials. Australian & New Zealand Journal of Statistics. 52 (2), pp. 125-149. https://doi.org/10.1111/j.1467-842X.2010.00570.x

To bite or not to bite! A questionnaire-based survey assessing why some people are bitten more than others by midges

A - Papers appearing in refereed journals

Logan, J. G., Cook, J. I., Stanczyk, N. M., Weeks, E. N. I., Welham, S. J. and Mordue (Luntz), A. J. 2010. To bite or not to bite! A questionnaire-based survey assessing why some people are bitten more than others by midges. BMC Public Health. 10, p. 275 (8pp). https://doi.org/10.1186/1471-2458-10-275

A variance shift model for detection of outliers in the linear mixed model

A - Papers appearing in refereed journals

Gumedze, F. N., Welham, S. J., Gogel, B. J. and Thompson, R. 2010. A variance shift model for detection of outliers in the linear mixed model. Computational Statistics & Data Analysis. 54 (9), pp. 2128-2144. https://doi.org/10.1016/j.csda.2010.03.019

The identification of a virulence factor-enriched micro-region in the Fusarium graminearum genome

C2 - Non-edited contributions to conferences

Hammond-Kosack, K. E., Antoniw, J. F., Freeman, A., Urban, M., Welham, S. J. and Beacham, A. 2010. The identification of a virulence factor-enriched micro-region in the Fusarium graminearum genome. Abstracts Fusarium Workshop, Amsterdam, 28-29 March 2010 .

The GAMes aphids play

C2 - Non-edited contributions to conferences

Bell, J. R., Harrington, R., Welham, S. J., Clark, S. J. and Pickup, J. 2009. The GAMes aphids play. Abstracts 8th International Symposium on Aphids, Catania, 8-12 June 2009 .

Some consequences of using the Horsfall-Barratt scale for estimating disease severity compared to nearest percent estimation

C2 - Non-edited contributions to conferences

Bock, C. H., Gottwald, T. R., Parker, P. E., Ferrandino, F., Welham, S. J., Van Den Bosch, F. and Parnell, S. R. 2009. Some consequences of using the Horsfall-Barratt scale for estimating disease severity compared to nearest percent estimation. Abstracts 10th International Epidemiological Workshop, Geneva, New York, 8-12 June 2009 .

A novel transcriptomic approach to identify candidate genes for grain quality traits in wheat

A - Papers appearing in refereed journals

Wan, Y., Toscano-Underwood, C., Toole, G., Skeggs, P., Zhu, T., Leverington, M., Griffiths, S., Wheeler, T., Gooding, M., Poole, R., Edwards, K. J., Gezan, S. A., Welham, S. J., Snape, J., Mills, E. N. C., Mitchell, R. A. C. and Shewry, P. R. 2009. A novel transcriptomic approach to identify candidate genes for grain quality traits in wheat. Plant Biotechnology Journal. 7 (5), pp. 401-410. https://doi.org/10.1111/j.1467-7652.2009.00405.x

A note on bimodality in the log-likelihood function for penalized spline mixed models

A - Papers appearing in refereed journals

Welham, S. J. and Thompson, R. 2009. A note on bimodality in the log-likelihood function for penalized spline mixed models. Computational Statistics & Data Analysis. 53 (4), pp. 920-931. https://doi.org/10.1016/j.csda.2008.10.031

Controlling for competition in neighbouring field plots in a willow (Salix spp.) trial

A - Papers appearing in refereed journals

Gezan, S. A., Macalpine, W. J., Shield, I. F. and Welham, S. J. 2008. Controlling for competition in neighbouring field plots in a willow (Salix spp.) trial. Aspects of Applied Biology. 90, pp. 181-187.

Improving wheat for nutrition and processing

C1 - Edited contributions to conferences/learned societies

Shewry, P. R., Wan, Y., Wheeler, T., Gooding, M., Poole, R., Edwards, K. J., Mills, E. N. C., Skeggs, P., Gezan, S., Welham, S. J., Shenton, C., Zhu, T., Phillips, A. L., Jones, H. D., Li, L., Ward, J. L., Freeman, J., Nemeth, C. and Mitchell, R. A. C. 2008. Improving wheat for nutrition and processing. Molinacano, J. L. (ed.) Cereal Science and Technology for Feeding Ten Billion People: Genomics Era and Beyond. Proceedings of the Meeting of the Eucarpia Cereal Section, Lleida (Spain), 13-17 November 2006 . Options Mediterraneennes, Series A, No 81. pp. 249-252

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

Transcriptome analysis of grain development in hexaploid wheat

A - Papers appearing in refereed journals

Wan, Y., Poole, R. L., Huttly, A. K., Toscano-Underwood, C., Feeney, K., Welham, S. J., Gooding, M. J., Mills, C., Edwards, K. J., Shewry, P. R. and Mitchell, R. A. C. 2008. Transcriptome analysis of grain development in hexaploid wheat. BMC Genomics. 9, p. 121 (16pp). https://doi.org/10.1186/1471-2164-9-121

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

Brooks, D. R., Perry, J. N., Clark, S. J., Heard, M. S., Firbank, L. G., Holdgate, R., Mason, N. S., Shortall, C. R., Skellern, M. P. and Woiwod, I. P. 2008. National-scale metacommunity dynamics of carabid beetles in UK farmland. Journal of Animal Ecology. 77 (2), pp. 265-274. https://doi.org/10.1111/j.1365-2656.2007.01331.x

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

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.

Transcriptome profiling of wheat genotypes differing in bread making quality under different environments

C2 - Non-edited contributions to conferences

Wan, Y., Mitchell, R. A. C., Leverington, M., Griffiths, S., Snape, J., Wheeler, T., Gooding, M., Poole, R., Edwards, K., Mills, C., Skeggs, P., Gezan, S., Welham, S. J., Shenton, C., Zhu, T. and Shewry, P. R. 2007. Transcriptome profiling of wheat genotypes differing in bread making quality under different environments. Abstracts 4th UK Small Grain Cereals Genetic and Genomics Workshop: From Genes to Traits, Cambridge, 14-16 March 2007 .

Environmental change and the phenology of European aphids

A - Papers appearing in refereed journals

Harrington, R., Clark, S. J., Welham, S. J., Verrier, P. J., Denholm, C. H., Hulle, M., Maurice, D., Rounsevell, M. D., Cocu, N. and European Union Examine Consortium 2007. Environmental change and the phenology of European aphids. Global Change Biology. 13 (8), pp. 1550-1564. https://doi.org/10.1111/j.1365-2486.2007.01394.x

Drought effects on yield and its components in Indian mustard (Brassica juncea L.)

A - Papers appearing in refereed journals

Chauhan, J. S., Tyagi, M. K., Kumar, A., Nashaat, N. I., Singh, M., Singh, N. B., Jakhar, M. L. and Welham, S. J. 2007. Drought effects on yield and its components in Indian mustard (Brassica juncea L.). Plant Breeding. 126 (4), pp. 399-402. https://doi.org/10.1111/j.1439-0523.2007.01394.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

A comparison of mixed model splines for curve fitting

A - Papers appearing in refereed journals

Welham, S. J., Cullis, B. R., Kenward, M. G. and Thompson, R. 2007. A comparison of mixed model splines for curve fitting. Australian & New Zealand Journal of Statistics. 49 (1), pp. 1-23. https://doi.org/10.1111/j.1467-842X.2006.00454.x

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

Multivariate spatial statistical analysis of longitudinal data in perennial crops

A - Papers appearing in refereed journals

De Resende, M. D. V., Thompson, R. and Welham, S. J. 2006. Multivariate spatial statistical analysis of longitudinal data in perennial crops. Revista de Matemática e Estatística, São Paulo,. 24 (1), pp. 147-169.

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

Development and uptake of a scheme for predicting risk of severe light leaf spot on oilseed rape

G - Articles in popular magazines and other technical publications

Evans, N., Welham, S. J., Antoniw, J. F. and Fitt, B. D. L. 2006. Development and uptake of a scheme for predicting risk of severe light leaf spot on oilseed rape. Outlooks on Pest Management. 17 (6), pp. 243-245. https://doi.org/10.1564/17dec02

On spatial prediction of soil properties in the presence of a spatial trend: the empirical best linear unbiased predictor (E-BLUP) with REML

A - Papers appearing in refereed journals

Lark, R. M., Cullis, B. R. and Welham, S. J. 2006. On spatial prediction of soil properties in the presence of a spatial trend: the empirical best linear unbiased predictor (E-BLUP) with REML. European Journal of Soil Science. 57 (6), pp. 787-799. https://doi.org/10.1111/j.1365-2389.2005.00768.x

Pasture and sheep responses to lime application in a grazing experiment in a high-rainfall area, south-eastern Australia. I. Pasture production

A - Papers appearing in refereed journals

Li, G. D., Helyar, K. R., Welham, S. J., Conyers, M. K., Castleman, L. J. C., Fisher, R. P., Evans, C. M., Cullis, B. R. and Cregan, P. D. 2006. Pasture and sheep responses to lime application in a grazing experiment in a high-rainfall area, south-eastern Australia. I. Pasture production. Australian Journal of Agricultural Research. 57, pp. 1045-1055. https://doi.org/10.1071/AR05298

Issues concerning the design and analysis of comparative field experiments

A - Papers appearing in refereed journals

Welham, S. J. and Clark, S. J. 2006. Issues concerning the design and analysis of comparative field experiments. Outlooks on Pest Management. 17, pp. 175-180. https://doi.org/10.1564/17aug10

Estimating the spatial scales of regionalized variables by nested sampling, hierarchical analysis of variance and residual maximum likelihood

A - Papers appearing in refereed journals

Webster, R., Welham, S. J., Potts, J. M. and Oliver, M. A. 2006. Estimating the spatial scales of regionalized variables by nested sampling, hierarchical analysis of variance and residual maximum likelihood. Computers & Geosciences. 32, pp. 1320-1333. https://doi.org/10.1016/j.cageo.2005.12.002

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

The analysis of longitudinal data using mixed model L-splines

A - Papers appearing in refereed journals

Welham, S. J., Cullis, B. R., Kenward, M. G. and Thompson, R. 2006. The analysis of longitudinal data using mixed model L-splines. Biometrics. 62 (2), pp. 392-401. https://doi.org/10.1111/j.1541-0420.2005.00500.x

Major genetic changes in wheat with potential to affect disease tolerance

A - Papers appearing in refereed journals

Foulkes, M. J., Paveley, N. D., Worland, A., Welham, S. J., Thomas, J. and Snape, J. W. 2006. Major genetic changes in wheat with potential to affect disease tolerance. Phytopathology. 96, pp. 680-688. https://doi.org/10.1094/PHYTO-96-0680

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

Light leaf spot risk reduced due to "dry" winter

G - Articles in popular magazines and other technical publications

Evans, N., Welham, S. J., Antoniw, J. F. and Fitt, B. D. L. 2006. Light leaf spot risk reduced due to "dry" winter. RRA Newsletter. No. 21, p. 1.

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

Development of ‘RL Plus’: winter wheat variety performance in relation to site characteristics (HGCA Project Report No. 365)

D1 - Technical reports: non-confidential

Welham, S. J., Thompson, R. and Sylvester-Bradley, R. 2005. Development of ‘RL Plus’: winter wheat variety performance in relation to site characteristics (HGCA Project Report No. 365). Stoneleigh Home Grown Cereals Authority (HGCA).

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

Use of risk prediction models for integrated control of diseases of oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Evans, N., Welham, S. J., Baierl, A., Antoniw, J. F., Papastamati, K., Van Den Bosch, F., Fitt, B. D. L., Gladders, P., Turner, J. A. and Elcock, S. 2005. Use of risk prediction models for integrated control of diseases of oilseed rape in the UK. Proceedings BCPC International Congress - Crop Science and Technology, Glasgow, 31 October-2 November 2005 . pp. 649-654

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

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

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

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.

Exploitation of aphid monitoring systems in Europe to improve observation and prediction of global change impacts on terrestrial ecosystems: EXAMINE. (Final report to the EU on contract EVK2-CT-1999-20001)

D1 - Technical reports: non-confidential

Harrington, R., Verrier, P. J., Denholm, C. H., Clarke, S. J., Welham, S. J., Maurice, D., Rounsevell, M., Cocu, N., Knight, J. and Hulle, M. 2004. Exploitation of aphid monitoring systems in Europe to improve observation and prediction of global change impacts on terrestrial ecosystems: EXAMINE. (Final report to the EU on contract EVK2-CT-1999-20001).

Comments on the use of statistical tests in the comparison of stochastic weather generators by Qian et al. (2004)

A - Papers appearing in refereed journals

Semenov, M. A. and Welham, S. J. 2004. Comments on the use of statistical tests in the comparison of stochastic weather generators by Qian et al. (2004). Climate Research. 28 (1), pp. 83-84. https://doi.org/10.3354/cr028083

A perspective on the measurement of time in plant disease epidemiology

A - Papers appearing in refereed journals

Lovell, D. J., Powers, S. J., Welham, S. J. and Parker, S. R. 2004. A perspective on the measurement of time in plant disease epidemiology. Plant Pathology. 53 (6), pp. 705-712. https://doi.org/10.1111/j.1365-3059.2004.01097.x

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

Development of the oilseed rape light leaf spot forecast: from model to mobile phone

A - Papers appearing in refereed journals

Evans, N., Welham, S. J., Baierl, A., Antoniw, J. F. and Fitt, B. D. L. 2004. Development of the oilseed rape light leaf spot forecast: from model to mobile phone. Aspects of Applied Biology. 72, pp. 67-74.

Predicting light leaf spot (Pyrenopeziza brassicae ) risk on winter oilseed rape (Brassica napus ) in England and Wales, using survey, weather and crop information

A - Papers appearing in refereed journals

Welham, S. J., Turner, J. A., Gladders, P., Fitt, B. D. L., Evans, N. and Baierl, A. 2004. Predicting light leaf spot (Pyrenopeziza brassicae ) risk on winter oilseed rape (Brassica napus ) in England and Wales, using survey, weather and crop information. Plant Pathology. 53, pp. 713-724.

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

Prediction in linear mixed models

A - Papers appearing in refereed journals

Welham, S. J., Cullis, B. R., Gogel, B., Gilmour, A. and Thompson, R. 2004. Prediction in linear mixed models. Australian & New Zealand Journal of Statistics. 46 (3), pp. 325-347. https://doi.org/10.1111/j.1467-842X.2004.00334.x

Tolerance of septoria leaf blotch in winter wheat

A - Papers appearing in refereed journals

Parker, S. R., Welham, S. J., Paveley, N. D., Foulkes, J. and Scott, R. K. 2004. Tolerance of septoria leaf blotch in winter wheat. Plant Pathology. 53 (1), pp. 1-10. https://doi.org/10.1111/j.1365-3059.2004.00951.x

An efficient computing strategy for prediction in mixed linear models

A - Papers appearing in refereed journals

Gilmour, A., Cullis, B. R., Welham, S. J., Gogel, B. and Thompson, R. 2004. An efficient computing strategy for prediction in mixed linear models. Computational Statistics & Data Analysis. 44 (4), pp. 571-586. https://doi.org/10.1016/S0167-9473(02)00258-X

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

Position of inoculum in the canopy affects the risk of septoria tritici blotch epidemics in winter wheat

A - Papers appearing in refereed journals

Lovell, D. J., Parker, S. R., Hunter, T., Welham, S. J. and Nichols, A. R. 2004. Position of inoculum in the canopy affects the risk of septoria tritici blotch epidemics in winter wheat. Plant Pathology. 53 (1), pp. 11-21. https://doi.org/10.1046/j.1365-3059.2003.00939.x

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.

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.

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

Testing the adequacy of measured data for evaluating nitrogen turnover models by the dot-to-dot method

A - Papers appearing in refereed journals

Smith, J. U., Smith, P., Richter, G. M., Agostini, F. A. and Welham, S. J. 2003. Testing the adequacy of measured data for evaluating nitrogen turnover models by the dot-to-dot method. European Journal of Soil Science. 54 (1), pp. 175-185. https://doi.org/10.1046/j.1365-2389.2003.00501.x

Multivariate spatial statistical analysis in perennial crops

C2 - Non-edited contributions to conferences

Vilela De Resende, M. D., Thompson, R., Welham, S. J. and Baierl, A. 2003. Multivariate spatial statistical analysis in perennial crops. Abstracts International Biometric Society British Region Conference, Reading, 16-18 September 2003 . pp. 70

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.

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

Spatial aspects of light leaf spot (Pyrenopeziza brassicae ) epidemic development on winter oilseed rape (Brassica napus ) in the United Kingdom

A - Papers appearing in refereed journals

Evans, N., Baierl, A., Brain, P., Welham, S. J. and Fitt, B. D. L. 2003. Spatial aspects of light leaf spot (Pyrenopeziza brassicae ) epidemic development on winter oilseed rape (Brassica napus ) in the United Kingdom. Phytopathology. 93 (6), pp. 657-665. https://doi.org/10.1094/PHYTO.2003.93.6.657

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.

Interactive forecasting of light leaf spot (Pyrenopeziza brassicae ) risk for winter oilseed rape on the internet

C1 - Edited contributions to conferences/learned societies

Evans, N., Steed, J. M., Welham, S. J., Antoniw, J. F., Baierl, A., Turner, J. A., Gladders, P. and Fitt, B. D. L. 2003. Interactive forecasting of light leaf spot (Pyrenopeziza brassicae ) risk for winter oilseed rape on the internet. Proceedings 11th International Rapeseed Congress, Copenhagen, 6-10 July 2003 . pp. 1067-1069

Impacts of environmental change on aphids throughout Europe

C2 - Non-edited contributions to conferences

Harrington, R., Denholm, C. H., Verrier, P. J., Clark, S. J., Welham, S. J., Hulle, M., Maurice, D., Rounsevell, M., Cocu, N., Knight, J., Bell, N., Barbagallo, S., Basky, Z., Coceano, P. G., Derron, J., Katis, N., Lukasova, H., Marrkula, I., Mohar, J., Pickup, J., Rolot, J-L., Ruszkowska, M., Schliephake, E., Seco-Fernandez, M-V., Sigvald, R., Tsitsipis, J. and Ulber, B. 2003. Impacts of environmental change on aphids throughout Europe. Abstracts Integrated Biological Systems Conference, San Antonio, Texas, 14-16 April 2003 . pp. 39-40

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

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

Modelling the daily progress of light leaf spot epidemics on winter oilseed rape (Brassica napus ), in relation to Pyrenopeziza brassicae inoculum concentrations and weather factors

C2 - Non-edited contributions to conferences

Papastamati, K., Van Den Bosch, F., Welham, S. J., Fitt, B. D. L., Evans, N. and Steed, J. M. 2002. Modelling the daily progress of light leaf spot epidemics on winter oilseed rape (Brassica napus ), in relation to Pyrenopeziza brassicae inoculum concentrations and weather factors. Cambridge University Press (CUP).

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.

Examine(exploitation of aphis monitoring in europe): an EU thematic network for the study of global change impacts on aphid dynamics

C2 - Non-edited contributions to conferences

Denholm, C. H., Barbagallo, S., Basky, Z., Bell, J. N. B., Clark, S. J., Coceano, P-G., Cocu, N., Colucci, R., Derron, J., Ferrara, V., Gotlin Euljak, T., Harrington, R., Hatala Zseller, I., Hulle, M., Katis, N., Knight, J. D., Limonta, L., Lukasova, H., Markkula, I., Maurice, D., Mohar, J., Pickup, J., Rolot, J-L., Rounsevell, M. D. A., Ruszkowska, M., Schleiphake, E., Seco-Fernandez, M. V., Sigvald, R., Verrier, P. J. and Welham, S. J. 2002. Examine(exploitation of aphis monitoring in europe): an EU thematic network for the study of global change impacts on aphid dynamics. Abstracts 7th European Congress of Entomology, Thessaloniki, 7-13 October 2002 . pp. 317

Improving and exploiting self-defence against wheat diseases

C1 - Edited contributions to conferences/learned societies

Parker, S. R., Paveley, N. D., Foulkes, M. J., Lovell, D. J., Welham, S. J. and Worland, A. J. 2002. Improving and exploiting self-defence against wheat diseases. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 2002 . pp. 919-924

Analysis of time series

B - Book chapters etc edited externally

Tunnicliffe Wilson, G. and Welham, S. J. 2002. Analysis of time series. in: Payne, R. W. (ed.) Guide to GenStat release 6.1. Part 2. Statistics VSN International, Hemel Hempstead. pp. 705-788

REML analysis of mixed models

B - Book chapters etc edited externally

Thompson, R. and Welham, S. J. 2002. REML analysis of mixed models. in: Payne, R. W. (ed.) Guide to GenStat release 6.1. Part 2. Statistics Hemel Hempstead VSN International. pp. 461-560

GenStat release 6.1 reference manual. Part 2. Directives

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

Payne, R. W., Baird, D. B., Cherry, M., Gilmour, A. R., Harding, S. A., Lane, P. W., Morgan, G. W., Murray, D. A., Soutar, D. M., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 2002. GenStat release 6.1 reference manual. Part 2. Directives. Hemel Hempstead VSN International.

GenStat release 6.1 reference manual. Part 1. Summary

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

Payne, R. W., Baird, D. B., Cherry, M., Gilmour, A. R., Harding, S. A., Lane, P. W., Morgan, G. W., Murray, D. A., Soutar, D. M., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 2002. GenStat release 6.1 reference manual. Part 1. Summary. Hemel Hempstead VSN International.

ASREML user guide release 1.0

D1 - Technical reports: non-confidential

Gilmour, A. R., Gogel, B. J., Cullis, B. R., Welham, S. J. and Thompson, R. 2002. ASREML user guide release 1.0. VSN International, Hemel Hempstead.

Quantification of raindrop kinetic energy for improved prediction of splash-dispersed pathogens

A - Papers appearing in refereed journals

Lovell, D. J., Parker, S. R., Van Peteghem, P., Webb, D. A. and Welham, S. J. 2002. Quantification of raindrop kinetic energy for improved prediction of splash-dispersed pathogens. Phytopathology. 92 (5), pp. 497-503. https://doi.org/10.1094/PHYTO.2002.92.5.497

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

Interactive forecasting on the Internet of light leaf spot (Pyrenopeziza brassicae ) risk for winter oilseed rape

C1 - Edited contributions to conferences/learned societies

Evans, N., Steed, J. M., Welham, S. J., Antoniw, J. F., Turner, J. A., Gladders, P. and Fitt, B. D. L. 2002. Interactive forecasting on the Internet of light leaf spot (Pyrenopeziza brassicae ) risk for winter oilseed rape.

ASREML estimates variance matrices from multivariate data using the animal model

C1 - Edited contributions to conferences/learned societies

Gilmour, A. R., Thompson, R., Cullis, B. R. and Welham, S. J. 2002. ASREML estimates variance matrices from multivariate data using the animal model. Proceedings 7th World Congress on Genetics Applied to Livestock Production, Montpellier, 19-23 August 2002 . pp. 28-05

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 .

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

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

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.

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

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

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.

Modelling the daily progress of light leaf spot epidemics on winter oilseed rape (Brassica napus ), in relation to Pyrenopeziza brassicae inoculum concentrations and weather factors

A - Papers appearing in refereed journals

Papastamati, K., Van Den Bosch, F., Welham, S. J., Fitt, B. D. L., Evans, N. and Steed, J. M. 2002. Modelling the daily progress of light leaf spot epidemics on winter oilseed rape (Brassica napus ), in relation to Pyrenopeziza brassicae inoculum concentrations and weather factors. Ecological Modelling. 148, pp. 169-189.

Changes in populations of the eyespot fungi Tapesia yallundae and T. acuformis under different fungicide regimes in successive crops of winter wheat, 1984-2000

A - Papers appearing in refereed journals

Bierman, S. M., Fitt, B. D. L., Van Den Bosch, F., Bateman, G. L., Jenkyn, J. F. and Welham, S. J. 2002. Changes in populations of the eyespot fungi Tapesia yallundae and T. acuformis under different fungicide regimes in successive crops of winter wheat, 1984-2000. Plant Pathology. 51 (2), pp. 191-201. https://doi.org/10.1046/j.1365-3059.2002.00673.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 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.

Modelling the daily progress of light leaf spot epidemics on winter oilseed rape (Brassica napus ) in relation to Pyrenopeziza brassicae inoculum concentrations and weather factors

C2 - Non-edited contributions to conferences

Papastamati, K., Van Den Bosch, F., Welham, S. J., Fitt, B. D. L., Evans, N. and Steed, J. M. 2001. Modelling the daily progress of light leaf spot epidemics on winter oilseed rape (Brassica napus ) in relation to Pyrenopeziza brassicae inoculum concentrations and weather factors. Abstracts 8th International Workshop on Plant Disease Epidemiology, Ouro Preto, Brazil, 6-11 May 2001 .

Modelling the progress of light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape (Brassica napus ) in relation to leaf wetness and temperature

A - Papers appearing in refereed journals

Papastamati, K., Welham, S. J., Fitt, B. D. L. and Gladders, P. 2001. Modelling the progress of light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape (Brassica napus ) in relation to leaf wetness and temperature. Plant Pathology. 50 (2), pp. 154-164. https://doi.org/10.1046/j.1365-3059.2001.00551.x

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

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

Modelling of rain splash trajectories and prediction of rain splash height

A - Papers appearing in refereed journals

Pietravalle, S., Van Den Bosch, F., Welham, S. J., Parker, S. R. and Lovell, D. J. 2001. Modelling of rain splash trajectories and prediction of rain splash height. Agricultural and Forest Meteorology. 109, pp. 171-185. https://doi.org/10.1016/S0168-1923(01)00267-2

Stem canker on winter oilseed rape during three growing seasons in England, France and Poland: an ACCESS database of results from the IMASCORE field experiments

J - Computer programs

Leech, P. K. and Welham, S. J. 2001. Stem canker on winter oilseed rape during three growing seasons in England, France and Poland: an ACCESS database of results from the IMASCORE field experiments.

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

Modelling the effects of temperature and wetness duration on development of light leaf spot on oilseed rape leaves inoculated with Pyrenopeziza brassicae conidia

A - Papers appearing in refereed journals

Gilles, T., Fitt, B. D. L., Welham, S. J., Evans, N., Steed, J. M. and Jeger, M. J. 2001. Modelling the effects of temperature and wetness duration on development of light leaf spot on oilseed rape leaves inoculated with Pyrenopeziza brassicae conidia. Plant Pathology. 50 (1), pp. 42-52. https://doi.org/10.1046/j.1365-3059.2001.00542.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

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.

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

C2 - Non-edited contributions to conferences

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

Relationships between phoma leaf spot and development of stem canker (Leptosphaeria maculans ) on winter oilseed rape (Brassica napus ) in southern England

A - Papers appearing in refereed journals

Sun, P., Fitt, B. D. L., Gladders, P. and Welham, S. J. 2000. Relationships between phoma leaf spot and development of stem canker (Leptosphaeria maculans ) on winter oilseed rape (Brassica napus ) in southern England. Annals of Applied Biology - AAB. 137 (2), pp. 113-125. https://doi.org/10.1111/j.1744-7348.2000.tb00043.x

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.

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.

A comparison of modelling methods for forecasting light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Welham, S. J., Papastamati, K., Fitt, B. D. L., Turner, J. A. and Gladders, P. 2000. A comparison of modelling methods for forecasting light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in the UK. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 2000 . pp. 801-808

Introducing an interactive Internet based forecasting system for light leaf spot of winter oilseed rape in the UK

G - Articles in popular magazines and other technical publications

Evans, N., Antoniw, J. F., Fitt, B. D. L., Gladders, P. and Welham, S. J. 2000. Introducing an interactive Internet based forecasting system for light leaf spot of winter oilseed rape in the UK. GCIRC Bulletin. 17, pp. 48-52.

Predicting leaf infection by Leptosphaeria maculans on winter oilseed rape

C1 - Edited contributions to conferences/learned societies

West, J. S., Evans, N., Leech, P. K., Fitt, B. D. L., Welham, S. J., Jedryczka, M. and Penaud, A. 2000. Predicting leaf infection by Leptosphaeria maculans on winter oilseed rape.

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

Effects of stem canker (Leptosphaeria maculans ) and light leaf spot (Pyrenopeziza brassicae ) on yield of winter oilseed rape (Brassica napus ) in southern England

A - Papers appearing in refereed journals

Zhou, Y., Fitt, B. D. L., Welham, S. J., Evans, N. and Gladders, P. 2000. Effects of stem canker (Leptosphaeria maculans ) and light leaf spot (Pyrenopeziza brassicae ) on yield of winter oilseed rape (Brassica napus ) in southern England. Plant Pathology. 49, pp. 487-497.

Effects of temperature and wetness duration on conidial infection, latent period and asexual sporulation of Pyrenopeziza brassicae on leaves of oilseed rape

A - Papers appearing in refereed journals

Gilles, T., Fitt, B. D. L., Kennedy, R., Welham, S. J. and Jeger, M. J. 2000. Effects of temperature and wetness duration on conidial infection, latent period and asexual sporulation of Pyrenopeziza brassicae on leaves of oilseed rape. Plant Pathology. 49 (4), pp. 498-508. https://doi.org/10.1046/j.1365-3059.2000.00474.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

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 .

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.

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

Forecasting light leaf spot of winter oilseed rape in the UK

C2 - Non-edited contributions to conferences

Evans, N., Fitt, B. D. L. and Welham, S. J. 1999. Forecasting light leaf spot of winter oilseed rape in the UK.

Optimising the use of fungicides to control stem canker of oilseed rape

C1 - Edited contributions to conferences/learned societies

West, J. S., Leech, P. K., Fitt, B. D. L., Welham, S. J., Penaud, A., Peres, A. and Poisson, B. 1999. Optimising the use of fungicides to control stem canker of oilseed rape. Proceedings 10th International Rapeseed Congress: New Horizons for an Old Crop, Canberra, 26-29 September 1999. (CD-ROM) .

Yield loss of winter oilseed rape in relation to severity of stem canker (Leptosphaeria maculans ) in the UK

C1 - Edited contributions to conferences/learned societies

Zhou, Y., Fitt, B. D. L., Welham, S. J., Gladders, P., Sansford, C. E. and West, J. S. 1999. Yield loss of winter oilseed rape in relation to severity of stem canker (Leptosphaeria maculans ) in the UK. Proceedings 10th International Rapeseed Congress: New Horizons for an Old Crop, Canberra, 26-29 September 1999. (CD-ROM) .

Effects of temperature and wetness duration on infection of oilseed rape by ascospores of A-group or B-group Leptosphaeria maculans (stem canker)

C1 - Edited contributions to conferences/learned societies

Biddulph, J. E., Fitt, B. D. L., Jedryczka, M., West, J. S. and Welham, S. J. 1999. Effects of temperature and wetness duration on infection of oilseed rape by ascospores of A-group or B-group Leptosphaeria maculans (stem canker). Proceedings 10th International Rapeseed Congress: New Horizons for an Old Crop, Canberra, 26-29 September 1999. (CD-ROM) .

Epidemiology, forecasting and management of winter oilseed rape diseases in the UK

C1 - Edited contributions to conferences/learned societies

Fitt, B. D. L., Gladders, P., Sutherland, K. G., Turner, J. A. and Welham, S. J. 1999. Epidemiology, forecasting and management of winter oilseed rape diseases in the UK. Proceedings 10th International Rapeseed Congress: New Horizons for an Old Crop, Canberra, 26-29 September 1999. (CD-ROM) .

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) .

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

The analysis of designed experiments and longitudinal data using smoothing splines

A - Papers appearing in refereed journals

Verbyla, A. P., Cullis, B. R., Kenward, M. G. and Welham, S. J. 1999. The analysis of designed experiments and longitudinal data using smoothing splines. Applied Statistics. 48, pp. 269-311. https://doi.org/10.1111/1467-9876.00154

Forecasting light leaf spot (Pyrenopeziza brassicae ) of winter oilseed rape (Brassica napus ) on the Internet

A - Papers appearing in refereed journals

Souter, S. D., Castells-Brooke, N. I. D., Antoniw, J. F., Welham, S. J., Fitt, B. D. L., Evans, N., Gladders, P., Turner, J. A. and Sutherland, K. 1999. Forecasting light leaf spot (Pyrenopeziza brassicae ) of winter oilseed rape (Brassica napus ) on the Internet. Aspects of Applied Biology. 55, pp. 37-42.

Quantification of rainsplash for improved prediction of Septoria disease risk

A - Papers appearing in refereed journals

Lovell, D. J., Parker, S. R., Van Petegheim, P., Webb, D. A. and Welham, S. J. 1999. Quantification of rainsplash for improved prediction of Septoria disease risk. Aspects of Applied Biology. 55, pp. 7-14.

Effects of severity and timing of stem canker (Leptosphaeria maculans ) symptoms on yield of winter oilseed rape (Brasica napus ) in the UK

A - Papers appearing in refereed journals

Zhou, Y., Fitt, B. D. L., Welham, S. J., Gladders, P., Sansford, C. E. and West, J. S. 1999. Effects of severity and timing of stem canker (Leptosphaeria maculans ) symptoms on yield of winter oilseed rape (Brasica napus ) in the UK. European Journal of Plant Pathology. 105, pp. 715-728. https://doi.org/10.1023/A:1008761219493

Effects of temperature and wetness duration on infection of oilseed rape leaves by ascospores of Leptosphaeria maculans (stem canker)

A - Papers appearing in refereed journals

Biddulph, J. E., Fitt, B. D. L., Leech, P. K., Welham, S. J. and Gladders, P. 1999. Effects of temperature and wetness duration on infection of oilseed rape leaves by ascospores of Leptosphaeria maculans (stem canker). European Journal of Plant Pathology. 105, pp. 769-781.

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.

Relationships between regional weather and incidence of light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in England and Wales

C1 - Edited contributions to conferences/learned societies

Welham, S. J., Fitt, B. D. L., Turner, J. A., Gladders, P. and Sutherland, K. 1999. Relationships between regional weather and incidence of light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in England and Wales. Protection and Production of Combinable Break Crops. Aspects of Applied Biology 56 . pp. 51-59

Modelling the progress of light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape (Brassica napus) in relation to weather criteria

C1 - Edited contributions to conferences/learned societies

Papastamati, K., Welham, S. J., Fitt, B. D. L. and Gladders, P. 1999. Modelling the progress of light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape (Brassica napus) in relation to weather criteria. Information Technology for Crop Protection. Aspects of Applied Biology 55 . pp. 49-55

Sampling winter oilseed rape crops to assess incidence of light leaf spot (Pyrenopeziza brassicae ) in the UK

C1 - Edited contributions to conferences/learned societies

Evans, N., Fitt, B. D. L., McCartney, H. A., Welham, S. J. and Mcroberts, N. 1999. Sampling winter oilseed rape crops to assess incidence of light leaf spot (Pyrenopeziza brassicae ) in the UK. Protection and Production of Combinable Break Crops. Aspects of Applied Biology 56 . pp. 123-128

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

Investigating the horizontal spatial spread of light leaf spot (Pyrenopeziza brassicae ) of winter oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Evans, N., Fitt, B. D. L., McCartney, H. A., Welham, S. J. and Mcroberts, N. 1999. Investigating the horizontal spatial spread of light leaf spot (Pyrenopeziza brassicae ) of winter oilseed rape in the UK. Information Technology for Crop Protection. Aspects of Applied Biology 55 . pp. 31-36

Conditions for infection of oilseed rape leaves by ascospores of UK (A group) and Polish (B group) Leptosphaeria maculans (stem canker)

G - Articles in popular magazines and other technical publications

Biddulph, J. E., Fitt, B. D. L., Gladders, P., Jedryczka, M., West, J. S. and Welham, S. J. 1999. Conditions for infection of oilseed rape leaves by ascospores of UK (A group) and Polish (B group) Leptosphaeria maculans (stem canker). GCIRC Bulletin. 16, pp. 82-83.

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

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.

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

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

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

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

Empirical models for prediction of regional light leaf spot (Pyrenopeziza brassicae ) incidence on winter oilseed rape in the UK

C2 - Non-edited contributions to conferences

Welham, S. J., Turner, J. A., Fitt, B. D. L., Gladders, P. and Sutherland, K. G. 1998. Empirical models for prediction of regional light leaf spot (Pyrenopeziza brassicae ) incidence on winter oilseed rape in the UK. Abstracts ICPP98 7th International Congress of Plant Pathology, Edinburgh, 9-16 August 1998 . pp. 2.1.9

Development of a system for forecasting severe light leaf spot in winter oilseed rape

C2 - Non-edited contributions to conferences

Sutherland, K. G., Fitt, B. D. L., Gladders, P., Steed, J. M., Turner, J. A. and Welham, S. J. 1998. Development of a system for forecasting severe light leaf spot in winter oilseed rape. Abstracts ICPP98 7th International Congress of Plant Pathology, Edinburgh, 9-16 August 1998 . pp. 3.1.16

Simulation modelling of the progress of light leaf spot on winter oilseed rape (Brassica napus ) in relation to criteria for infection by Pyrenopeziza brassicae

C2 - Non-edited contributions to conferences

Papastamati, K., Welham, S. J., Fitt, B. D. L. and Gladders, P. 1998. Simulation modelling of the progress of light leaf spot on winter oilseed rape (Brassica napus ) in relation to criteria for infection by Pyrenopeziza brassicae. Abstracts ICPP98 7th International Congress of Plant Pathology, Edinburgh, 9-16 August 1998 . pp. 2.1.15

Forecasting and management of light leaf spot and stem canker on winter oilseed rape

C2 - Non-edited contributions to conferences

Fitt, B. D. L., Steed, J. L., Welham, S. J., West, J. S., Gladders, P. and Meakin, P. 1998. Forecasting and management of light leaf spot and stem canker on winter oilseed rape. Abstracts ARIA Meeting, Harpenden, 4 November 1998 .

Effects of temperature and wetness duration on infection of oilseed rape leaves by ascospores of Leptosphaeria maculans (stem canker)

C2 - Non-edited contributions to conferences

Biddulph, J. E., Fitt, B. D. L. and Welham, S. J. 1998. Effects of temperature and wetness duration on infection of oilseed rape leaves by ascospores of Leptosphaeria maculans (stem canker). Abstracts ICPP98 7th International Congress of Plant Pathology, Edinburgh, 9-16 August 1998 . pp. 2.5.13

Development and control of light leaf spot (Pyrenopeziza brassicae ) epidemics in winter oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Sutherland, K. G., Fitt, B. D. L., Steed, J. M., Welham, S. J., Gladders, P. and Turner, J. A. 1998. Development and control of light leaf spot (Pyrenopeziza brassicae ) epidemics in winter oilseed rape in the UK. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 1998 . pp. 1053-1058

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

Effects of light leaf spot (Pyrenopeziza brassicae ) on yield of winter oilseed rape (Brassica napus )

A - Papers appearing in refereed journals

Su, H., Fitt, B. D. L., Welham, S. J., Sansford, C. E. and Sutherland, K. G. 1998. Effects of light leaf spot (Pyrenopeziza brassicae ) on yield of winter oilseed rape (Brassica napus ). Annals of Applied Biology - AAB. 132 (3), pp. 371-386. https://doi.org/10.1111/j.1744-7348.1998.tb05215.x

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

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

Epidemiology and forecasting of light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Fitt, B. D. L., Gladders, P., Sutherland, K. G., Turner, J. A., Welham, S. J., Biddulph, J. E., Hardwick, N. V. and Wale, S. J. 1998. Epidemiology and forecasting of light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in the UK.

Estimating yield loss from light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape (Brassica napus ) in the UK

C1 - Edited contributions to conferences/learned societies

Su, H., Sansford, C. E., Fitt, B. D. L., Gladders, P., Lockley, K. D., Sutherland, K. G. and Welham, S. J. 1998. Estimating yield loss from light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape (Brassica napus ) in the UK.

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

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.

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

Genstat 5 Release 4.1 reference manual supplement

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

Payne, R. W., Lane, P. W., Baird, D. B., Gilmour, A. R., Harding, S. A., Morgan, G. W., Murray, D. A., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 1997. Genstat 5 Release 4.1 reference manual supplement. Numerical Algorithms Group, Oxford.

Genstat for Windows command language manual

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

Payne, R. W., Lane, P. W., Baird, D. B., Gilmour, A. R., Harding, S. A., Morgan, G. W., Murray, D. A., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 1997. Genstat for Windows command language manual. Numerical Algorithms Group, Oxford.

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

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

Effects of planting mixtures of different sizes of potato seed tubers on the yield and size of tubers

A - Papers appearing in refereed journals

Hide, G. A., Welham, S. J., Read, P. J. and Ainsley, A. E. 1997. Effects of planting mixtures of different sizes of potato seed tubers on the yield and size of tubers. The Journal of Agricultural Science. 128 (2), pp. 173-180. https://doi.org/10.1017/S0021859696004017

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

Genstat 5 Release 4.1 reference summary

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

Payne, R. W., Lane, P. W., Baird, D. B., Gilmour, A. R., Harding, S. A., Morgan, G. W., Murray, D. A., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 1997. Genstat 5 Release 4.1 reference summary. Numerical Algorithms Group, Oxford.

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

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.

Effects of temperature, cultivar and isolate on the incubation period of white leaf spot (Mycosphaerella capsellae ) on oilseed rape (Brassica napus )

A - Papers appearing in refereed journals

Inman, A. J., Fitt, B. D. L., Welham, S. J., Evans, R. L. and Murray, D. A. 1997. Effects of temperature, cultivar and isolate on the incubation period of white leaf spot (Mycosphaerella capsellae ) on oilseed rape (Brassica napus ). Annals of Applied Biology - AAB. 130, pp. 239-253.

Estimating yield loss from light leaf spot (Pyrenopeziza brassica ) on winter oilseed rape

G - Articles in popular magazines and other technical publications

Su, H., Fitt, B. D. L., Gladders, P., Hardwick, N. V., Lockley, K. D., Sansford, C. E., Sutherland, K. G. and Welham, S. J. 1997. Estimating yield loss from light leaf spot (Pyrenopeziza brassica ) on winter oilseed rape. GCIRC Bulletin. 13, pp. 75-78.

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

Predicting severe light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in the U.K.

G - Articles in popular magazines and other technical publications

Fitt, B. D. L., Gladders, P., Turner, J. R., Sutherland, K. G. and Welham, S. J. 1997. Predicting severe light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in the U.K. GCIRC Bulletin. 13, pp. 72-74.

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

Likelihood ratio tests for fixed model terms using residual maximum likelihood

A - Papers appearing in refereed journals

Welham, S. J. and Thompson, R. 1997. Likelihood ratio tests for fixed model terms using residual maximum likelihood. Journal of the Royal Statistical Society, Series B (Statistical Methodology). 59 (3), pp. 701-714. https://doi.org/10.1111/1467-9868.00092

"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).

Prospects for developing a forecasting scheme to optimise use of fungicides for disease control on winter oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Fitt, B. D. L., Gladders, P., Turner, J. A., Sutherland, K. G., Welham, S. J. and Davies, J. M. L. 1997. Prospects for developing a forecasting scheme to optimise use of fungicides for disease control on winter oilseed rape in the UK. Optimising Pesticide Applications. Aspects of Applied Biology 48 . pp. 135-142

Genstat 5 Release 3.2 Command Language Manual

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

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R. J., Welham, S. J. and White, Robin P. 1996. Genstat 5 Release 3.2 Command Language Manual. Numerical Algorithms Group, Oxford.

Designing experiments to examine competition effects between neighbouring plants in mixed populations

C1 - Edited contributions to conferences/learned societies

Welham, S. J., Bailey, R. A., Ainsley, A. E. and Hide, G. A. 1996. Designing experiments to examine competition effects between neighbouring plants in mixed populations. Proceedings XVIIIth International Biometric Conference, 1996 . pp. 97-105

"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 .

Predicting risk of severe light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in the UK

C1 - Edited contributions to conferences/learned societies

Fitt, B. D. L., Gladders, P., Turner, J. A., Sutherland, K. G. and Welham, S. J. 1996. Predicting risk of severe light leaf spot (Pyrenopeziza brassicae ) on winter oilseed rape in the UK. Proceedings Brighton Crop Protection Conference - Pests and Diseases, 1996 . pp. 239-244

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

The yield of potato plants as affected by stem canker (Rhizoctonia solani ), blackleg (Erwinia carotovora subsp. atroseptica ) and by neighbouring plants

A - Papers appearing in refereed journals

Hide, G. A., Welham, S. J., Read, P. J. and Ainsley, A. E. 1996. The yield of potato plants as affected by stem canker (Rhizoctonia solani ), blackleg (Erwinia carotovora subsp. atroseptica ) and by neighbouring plants. The Journal of Agricultural Science. 126 (4), pp. 429-440. https://doi.org/10.1017/S0021859600075511

Effects of wetness period and temperature on development of dark pod spot (Alternaria brassicae ) on oilseed rape (Brassica napus )

A - Papers appearing in refereed journals

Hong, C. X., Fitt, B. D. L. and Welham, S. J. 1996. Effects of wetness period and temperature on development of dark pod spot (Alternaria brassicae ) on oilseed rape (Brassica napus ). Plant Pathology. 45 (6), pp. 1077-1089. https://doi.org/10.1046/j.1365-3059.1996.d01-193.x

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.

Genstat 3[3] Procedure Library

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1996. Genstat 3[3] Procedure Library. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3.2 version for PC Windows and DOS

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1996. Genstat 5 Release 3.2 version for PC Windows and DOS. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3.2 version for Vax VMS

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1996. Genstat 5 Release 3.2 version for Vax VMS. Numerical Algorithms Group, Oxford.

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.

Genstat 5 for Windows reference manual supplement

D1 - Technical reports: non-confidential

Payne, R. W., Lane, P. W., Baird, D. B., Gilmour, A. R., Harding, S. A., Morgan, G. W., Murray, D. A., Thompson, R., Todd, A. D., Tunnicliffe Wilson, G., Webster, R. and Welham, S. J. 1995. Genstat 5 for Windows reference manual supplement. Oxford Numerical Algorithms Group.

Genstat 3[2] Procedure Library

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1995. Genstat 3[2] Procedure Library. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3.1 version for Hewlatt Packard 9000 Series 700

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1995. Genstat 5 Release 3.1 version for Hewlatt Packard 9000 Series 700. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3.1 version for Dec Alpha AXP OSF/1

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1995. Genstat 5 Release 3.1 version for Dec Alpha AXP OSF/1. Numerical Algorithms Group, Oxford.

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).

Genstat for Windows. Release 3.2 manual supplement

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

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R., Welham, S. J. and White, Robin P. 1995. Genstat for Windows. Release 3.2 manual supplement. Numerical Algorithms Group, Oxford.

Genstat for Windows reference summary

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

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R., Welham, S. J. and White, Robin P. 1995. Genstat for Windows reference summary. Numerical Algorithms Group, Oxford.

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

Use of the most probable number technique to quantify soil-borne plant pathogens

A - Papers appearing in refereed journals

Adams, M. J. and Welham, S. J. 1995. Use of the most probable number technique to quantify soil-borne plant pathogens. Annals of Applied Biology - AAB. 126 (1), pp. 181-196. https://doi.org/10.1111/j.1744-7348.1995.tb05014.x

A case study in measurement and analysis of disease gradients

C1 - Edited contributions to conferences/learned societies

Welham, S. J., McCartney, H. A. and Fitt, B. D. L. 1995. A case study in measurement and analysis of disease gradients. Field Experimental Techniques. Aspects of Applied Biology %B43 $B. pp. 77-85

Economic and statistical considerations in the measurement of total factor productivity (TFP)

B - Book chapters etc edited externally

Rayner, A. I. and Welham, S. J. 1995. Economic and statistical considerations in the measurement of total factor productivity (TFP). in: Payne, R. W., Steiner, R. and Barnett, V. (ed.) Agricultural sustainability: economic, environmental and statistical considerations John Wiley & Sons Chichester, West Sussex. pp. 23-38

Genstat 5 release 3.2 reference summary

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

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R., Welham, S. J. and White, Robin P. 1995. Genstat 5 release 3.2 reference summary. Oxford Numerical Algorithms Group.

Genstat 5 release 3.2 manual supplement

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

Payne, R. W., Lane, P. W., Baird, D. B., Harding, S. A., Murray, D. A., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Webster, R., Welham, S. J. and White, Robin P. 1995. Genstat 5 release 3.2 manual supplement. Numerical Algorithms Group, Oxford.

Design and analysis of experiments in Genstat. Course at Pfizer Central Research, 24-25 April 1995

D1 - Technical reports: non-confidential

Payne, R. W. and Welham, S. J. 1995. Design and analysis of experiments in Genstat. Course at Pfizer Central Research, 24-25 April 1995.

Use of splines in extending random coefficient regression models for the analysis of repeated measurements

C1 - Edited contributions to conferences/learned societies

Kenward, M. G. and Welham, S. J. 1995. Use of splines in extending random coefficient regression models for the analysis of repeated measurements. Proceedings Symposium on Statistical Software 1995, Utrecht, 9 November 1995 .

The influence of planting seed tubers with gangrene (Phoma foveata ) and of neighbouring healthy, diseased and missing plants on the yield and size of potatoes

A - Papers appearing in refereed journals

Hide, G. A., Welham, S. J., Read, P. J. and Ainsley, A. E. 1995. The influence of planting seed tubers with gangrene (Phoma foveata ) and of neighbouring healthy, diseased and missing plants on the yield and size of potatoes. The Journal of Agricultural Science. 125 (1), pp. 51-60. https://doi.org/10.1017/S0021859600074499

The Genstat TWOD Procedure

J - Computer programs

Gilmour, A. R., Harding, S. A. and Welham, S. J. 1995. The Genstat TWOD Procedure.

Efficient analysis of field experiments using two-dimensional spatial models

G - Articles in popular magazines and other technical publications

Gilmour, A., Welham, S. J. and Harding, S. A. 1995. Efficient analysis of field experiments using two-dimensional spatial models. Genstat newsletter. 32, pp. 31-39.

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

Early development of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape (Brassica napus) in relation to temperature and leaf wetness

A - Papers appearing in refereed journals

Figueroa, L., Fitt, B. D. L., Welham, S. J., Shaw, M. W. and McCartney, H. A. 1995. Early development of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape (Brassica napus) in relation to temperature and leaf wetness. Plant Pathology. 44 (4), pp. 641-654. https://doi.org/10.1111/j.1365-3059.1995.tb01688.x

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

Forecasting development of light leaf spot (Pyrenopeziza brassicae) epidemics on winter oilseed rape

C1 - Edited contributions to conferences/learned societies

Gladders, P., Fitt, B. D. L. and Welham, S. J. 1995. Forecasting development of light leaf spot (Pyrenopeziza brassicae) epidemics on winter oilseed rape. Rapeseed Today and Tomorrow: Proceedings 9th International Rapeseed Congress, Cambridge, 4-7 July 1995 .

Predicting early development of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape

C1 - Edited contributions to conferences/learned societies

Gladders, P., Fitt, B. D. L., Figueroa, L., McCartney, H. A., Shaw, M. W. and Welham, S. J. 1995. Predicting early development of light leaf spot (Pyrenopeziza brassicae) on winter oilseed rape.

Sustainability - the Rothamsted experience

B - Book chapters etc edited externally

Johnston, A. E., Landau, S., Payne, R. W., Welham, S. J. and Rayner, A. I. 1995. Sustainability - the Rothamsted experience. in: Barnett, V., Steiner, R. and Payne, R. W. (ed.) Agricultural sustainability: economic, environmental and statistical considerations John Wiley & Sons Chichester, West Sussex. pp. 171-206

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

Sensitivity to prochloraz in populations of the eyespot fungus, Pseudocercosporella herpotrichoides , in relation to fungicide treatments and their efficacy in continuous winter wheat

A - Papers appearing in refereed journals

Bateman, G. L., Landau, S. and Welham, S. J. 1995. Sensitivity to prochloraz in populations of the eyespot fungus, Pseudocercosporella herpotrichoides , in relation to fungicide treatments and their efficacy in continuous winter wheat. Annals of Applied Biology - AAB. 126 (2), pp. 235-247. https://doi.org/10.1111/j.1744-7348.1995.tb05362.x

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.

Effects of temperature on the development of light leaf spot (Pyrenopeziza brassicae) on oilseed rape (Brassica napus)

A - Papers appearing in refereed journals

Figueroa, L., Fitt, B. D. L., Shaw, M. W., McCartney, H. A. and Welham, S. J. 1995. Effects of temperature on the development of light leaf spot (Pyrenopeziza brassicae) on oilseed rape (Brassica napus). Plant Pathology. 44 (1), pp. 51-62. https://doi.org/10.1111/j.1365-3059.1995.tb02715.x

Genstat 3[1] Procedure Library

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1994. Genstat 3[1] Procedure Library. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3.1 version for Dec Alpha AXP OpenVMS

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1994. Genstat 5 Release 3.1 version for Dec Alpha AXP OpenVMS. Numerical Algorithms Group, Oxford.

Genstat5 Release 3.1 version for Sun 4 Solaris

J - Computer programs

Pyne, R., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1994. Genstat5 Release 3.1 version for Sun 4 Solaris. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3.1 version for Sun 4 SunOS

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1994. Genstat 5 Release 3.1 version for Sun 4 SunOS. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3.1. Version for PC DOS

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1994. Genstat 5 Release 3.1. Version for PC DOS. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3.1. Vax VMS version

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1994. Genstat 5 Release 3.1. Vax VMS version. Numerical Algorithms Group, 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

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: 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

Measuring sustainability

A - Papers appearing in refereed journals

Barnett, V., Landau, S. and Welham, S. J. 1994. Measuring sustainability. Environmental And Ecological Statistics. 1, pp. 21-36. https://doi.org/10.1007/BF00714195

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

Comparisons of some GLMM estimators for a simple binomial model

G - Articles in popular magazines and other technical publications

Waddington, D., Welham, S. J., Gilmour, A. R. and Thompson, R. 1994. Comparisons of some GLMM estimators for a simple binomial model. Genstat newsletter. 30, pp. 13-24.

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

Effects of previous cropping and fungicide timing on the development of light leaf spot (Pyrenopeziza brassicae ) seed yield and quality of winter oilseed rape (Brassica napus )

A - Papers appearing in refereed journals

Figueroa, L., Shaw, M. W., Fitt, B. D. L., McCartney, H. A. and Welham, S. J. 1994. Effects of previous cropping and fungicide timing on the development of light leaf spot (Pyrenopeziza brassicae ) seed yield and quality of winter oilseed rape (Brassica napus ). Annals of Applied Biology - AAB. 124 (2), pp. 221-239. https://doi.org/10.1111/j.1744-7348.1994.tb04130.x

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.

Sampling to determine patterns of disease in linseed

C1 - Edited contributions to conferences/learned societies

Welham, S. J. and Fitt, B. D. L. 1994. Sampling to determine patterns of disease in linseed. Sampling to Make Decisions. Aspects of Applied Biology .

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 .

Observer behaviour in assessment of lodging in cereals

C1 - Edited contributions to conferences/learned societies

Goulds, A., Welham, S. J. and Fitt, B. D. L. 1994. Observer behaviour in assessment of lodging in cereals. Sampling to Make Decisions. Aspects of Applied Biology .

Genstat 2[3] Procedure Library

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1993. Genstat 2[3] Procedure Library. Numerical Algorithms Group, Oxford.

Genstat 5 Release 2.2. Student version for IBM XT/AT and compatible PCs

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1993. Genstat 5 Release 2.2. Student version for IBM XT/AT and compatible PCs. Numerical Algorithms Group, Oxford.

Genstat 5 Release 3 reference manual

D1 - Technical reports: non-confidential

Payne, R. W., Lane, P. W., Digby, P. G. N., Harding, S. A., Leech, P. K., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Welham, S. J. and White, Robin P. 1993. Genstat 5 Release 3 reference manual. Clarendon Press, Oxford.

Genstat 5 Release 3 reference summary

D1 - Technical reports: non-confidential

Payne, R. W., Lane, P. W., Digby, P. G. N., Harding, S. A., Leech, P. K., Morgan, G. W., Todd, A. D., Thompson, R., Tunnicliffe Wilson, G., Welham, S. J. and White, Robin P. 1993. Genstat 5 Release 3 reference summary. Numerical Algorithms Group, Oxford.

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.

Phytophthora cryptogea root rot of tomato in rockwool nutrient culture: III. Effect of root zone temperature on growth and yield of winter-grown plants

A - Papers appearing in refereed journals

Kennedy, R., Pegg, G. F. and Welham, S. J. 1993. Phytophthora cryptogea root rot of tomato in rockwool nutrient culture: III. Effect of root zone temperature on growth and yield of winter-grown plants. Annals of Applied Biology - AAB. 123 (3), pp. 563-578. https://doi.org/10.1111/j.1744-7348.1993.tb04928.x

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

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

Genstat 5 topic course: analysis of linear mixed models

D1 - Technical reports: non-confidential

Payne, R. W. and Welham, S. J. 1993. Genstat 5 topic course: analysis of linear mixed models. Lawes Agricultural Trust, (LAT) Harpenden.

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

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.

Measuring sustainability

A - Papers appearing in refereed journals

Barnett, V., Landau, S. and Welham, S. J. 1993. Measuring sustainability. Journal of Environmental Statistics. 1, pp. 33-54.

Procedure GLMM

B - Book chapters etc edited externally

Welham, S. J. 1993. Procedure GLMM. in: Payne, R. W., Morgan, G. W. and Arnold, G. M. (ed.) Genstat 5 procedure library manual release 2[3] Numerical Algorithms Group, Oxford. pp. 154-158

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

Genstat 5 Release 2.2 (implementation for Silicon Graphics)

J - Computer programs

Payne, R. W., Lane, P., Harding, S., Murray, D., Thompson, R., Todd, A. and Welham, S. J. 1992. Genstat 5 Release 2.2 (implementation for Silicon Graphics). Numerical Algorithms Group, Oxford.

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.

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

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

Observations on the bulking and development of tuber size distribution in maincrop potatoes at Rothamsted in 1964-75

A - Papers appearing in refereed journals

Hide, G. A. and Welham, S. J. 1992. Observations on the bulking and development of tuber size distribution in maincrop potatoes at Rothamsted in 1964-75. Potato research. 35, pp. 235-247.

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

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

A comparison of algorithms for combination of information in generally balanced designs.

C1 - Edited contributions to conferences/learned societies

Payne, R. W. and Welham, S. J. 1990. A comparison of algorithms for combination of information in generally balanced designs. Compstat 1990.. Springer-Verlag, Heidelberg.. pp. 297-302.

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 .

Genstat 5 release 2 reference summary . 97pp.

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

Payne, R. W., Lane, P. W., Ainsley, A. E., Bicknell, K. E., Digby, P. G. N., Harding, S. A., Leech, P. K., Simpson, H. R., Todd, A. D., Welham, S. J., White, Robin P., Gower, J. C., Tunnicliffe Wilson, G. and Verrier, P. J. 1989. Genstat 5 release 2 reference summary . 97pp.

Procedure TTEST.

D1 - Technical reports: non-confidential

Welham, S. J. 1989. Procedure TTEST. Numerical Algorithms Group, Oxford.

Procedure SMOOTHSPECTRUM.

D1 - Technical reports: non-confidential

Tunnicliffe Wilson, G. T. and Welham, S. J. 1989. Procedure SMOOTHSPECTRUM. Numerical Algorithms Group, Oxford.

Procedure BJIDENTIFY.

D1 - Technical reports: non-confidential

Tunnicliffe Wilson, G. T. and Welham, S. J. 1989. Procedure BJIDENTIFY. Numerical Algorithms Group, Oxford.

Procedure BJFORECAST.

D1 - Technical reports: non-confidential

Tunnicliffe Wilson, G. T. and Welham, S. J. 1989. Procedure BJFORECAST. Numerical Algorithms Group, Oxford.

Procedure BJESTIMATE.

D1 - Technical reports: non-confidential

Tunnicliffe Wilson, G. T. and Welham, S. J. 1989. Procedure BJESTIMATE. Numerical Algorithms Group, Oxford.

Procedure MANNWHITNEY.

D1 - Technical reports: non-confidential

Mclaren, P. J., Simpson, H. R. and Welham, S. J. 1989. Procedure MANNWHITNEY. Numerical Algorithms Group, Oxford.

Procedure KRUSKAL.

D1 - Technical reports: non-confidential

Mclaren, P. J., Simpson, H. R. and Welham, S. J. 1989. Procedure KRUSKAL. Numerical Algorithms Group, Oxford.

Procedure NPRANK.

D1 - Technical reports: non-confidential

Mclaren, P. J., Simpson, H. R. and Welham, S. J. 1989. Procedure NPRANK. Numerical Algorithms Group, Oxford.

Procedure NPCHECK.

D1 - Technical reports: non-confidential

Mclaren, P. J., Simpson, H. R. and Welham, S. J. 1989. Procedure NPCHECK. Numerical Algorithms Group, Oxford.

Procedure SPEARMAN.

D1 - Technical reports: non-confidential

Mclaren, P. J., Simpson, H. R. and Welham, S. J. 1989. Procedure SPEARMAN. Numerical Algorithms Group, Oxford.

Procedure CONCORD.

D1 - Technical reports: non-confidential

Mclaren, P. J., Simpson, H. R. and Welham, S. J. 1989. Procedure CONCORD. Numerical Algorithms Group, Oxford.

Procedure WILCOXON.

D1 - Technical reports: non-confidential

Mclaren, P. J., Simpson, H. R. and Welham, S. J. 1989. Procedure WILCOXON. Numerical Algorithms Group, Oxford.

Procedure WILCOXON.

D1 - Technical reports: non-confidential

Mclaren, P. J., Simpson, H. R. and Welham, S. J. 1989. Procedure WILCOXON. Numerical Algorithms Group, Oxford.

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.

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

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

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.

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

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

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.

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.

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.

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

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

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.

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

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

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.

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

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

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

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

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

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

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

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

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

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.