The effect of population density on the sex ratio of Heterodera rostochiensis; a two dimensional model

Ross, G. J. S. and Trudgill, D. L. 1969. The effect of population density on the sex ratio of Heterodera rostochiensis; a two dimensional model. Nematologica. 15 (4), pp. 601-607. https://doi.org/10.1163/187529269X00920

Related outputs

Reparameterization of nonlinear statistical models: a case study

A - Papers appearing in refereed journals

Ross, G. J. S., Prajneshu and Sarada, C. 2010. Reparameterization of nonlinear statistical models: a case study. Journal of applied statistics. 37, pp. 2015-2026. https://doi.org/10.1080/02664760903207332

A history of potato cyst nematode research

B - Book chapters etc edited externally

Evans, K. and Trudgill, D. L. 2008. A history of potato cyst nematode research. in: Mcnamara, D. G., Eriksson, K. B. and Webster, J. M. (ed.) An anecdotal history of nematology Pensoft, Sofia. pp. 107-128

The white potato cyst nematode (Globodera pallida ) - a critical analysis of the threat in Britain

A - Papers appearing in refereed journals

Trudgill, D. L., Elliott, M., Evans, K. and Phillips, M. S. 2003. The white potato cyst nematode (Globodera pallida ) - a critical analysis of the threat in Britain. Annals of Applied Biology - AAB. 143 (1), pp. 73-80. https://doi.org/10.1111/j.1744-7348.2003.00073.x

Inheritance of pyriproxyfen resistance in the whitefly, Bemisia tabaci (Q biotype)

A - Papers appearing in refereed journals

Horowitz, A. R., Gorman, K. J., Ross, G. J. S. and Denholm, I. 2003. Inheritance of pyriproxyfen resistance in the whitefly, Bemisia tabaci (Q biotype). Archives Of Insect Biochemistry And Physiology. 54, pp. 177-186.

Evaluating soil microbial biomass carbon as an indicator of long-term environmental change

A - Papers appearing in refereed journals

Hargreaves, P. R., Brookes, P. C., Ross, G. J. S. and Poulton, P. R. 2003. Evaluating soil microbial biomass carbon as an indicator of long-term environmental change. Soil Biology and Biochemistry. 35, pp. 401-407.

Inheritance of pyripoxyfen resistance in the whitefly, Bemisia tabaci Q biotype

C2 - Non-edited contributions to conferences

Horowitz, A. R., Gorman, K. J., Ross, G. J. S. and Denholm, I. 2001. Inheritance of pyripoxyfen resistance in the whitefly, Bemisia tabaci Q biotype. Abstracts Resistance 2001, Harpenden, 24-26 September 2001 . pp. 2-19

Cuticle heterogeneity as exhibited by Pasteuria spore attachment is not linked to the phylogeny of parthenogenetic root-knot nematodes (Meloidogyne spp.)

A - Papers appearing in refereed journals

Davies, K. G., Fargette, M., Balla, G., Daudi, A., Duponnois, R., Gowen, S. R., Mateille, T., Phillips, M. S., Sawadogo, A., Trivino, C., Vouyoukalou, E. and Trudgill, D. L. 2001. Cuticle heterogeneity as exhibited by Pasteuria spore attachment is not linked to the phylogeny of parthenogenetic root-knot nematodes (Meloidogyne spp.). Parasitology. 122 (1), pp. 111-120. https://doi.org/10.1017/S0031182000006958

The importance of tropical root-knot nematodes (Meloidogyne spp.) and factors affecting the utility of Pasteuria penetrans as a biocontrol agent

A - Papers appearing in refereed journals

Trudgill, D. L., Bala, G., Blok, V. C., Daudi, A., Davies, K. G., Gowen, S. R., Fargette, M., Madulu, J. D., Mateille, T., Mwageni, W., Netscher, C., Phillips, M. S., Sawadogo, A., Trivino, C. G. and Voyoukallou, E. 2000. The importance of tropical root-knot nematodes (Meloidogyne spp.) and factors affecting the utility of Pasteuria penetrans as a biocontrol agent. Nematology. 2, pp. 823-845.

Genetic diversity within and among landraces of pearl millet (Pennisetum glaucum ) under farmer management in West Africa

A - Papers appearing in refereed journals

Busso, C. S., Devos, K. M., Ross, G. J. S., Mortimore, M., Adams, W. M., Ambrose, M. J., Alldrick, S. and Gale, M. D. 2000. Genetic diversity within and among landraces of pearl millet (Pennisetum glaucum ) under farmer management in West Africa. Genetic Resources and Crop Evolution. 47, pp. 561-568.

Efficient specification of biological and ecological models

C2 - Non-edited contributions to conferences

Ross, G. J. S. 2000. Efficient specification of biological and ecological models. Cambridge University Press (CUP).

Computer modelling of the integrated management of Globodera pallida : a nematode out of control in the UK

C2 - Non-edited contributions to conferences

Elliott, M. J., Evans, K., Phillips, M. S., Mcnicol, J. W., Minnis, S., Haydock, P. P. J. and Trudgill, D. L. 2000. Computer modelling of the integrated management of Globodera pallida : a nematode out of control in the UK. Abstracts 32nd Annual Meeting of the Organization of Nematologists of Tropical Africa, Auburn, Alabama, 16-20 April 2000 . pp. 53

Potato cyst nematodes: damage mechanisms and tolerance in the potato

B - Book chapters etc edited externally

Trudgill, D. L., Evans, K. and Phillips, M. S. 1998. Potato cyst nematodes: damage mechanisms and tolerance in the potato. in: Marks, R. J. and Brodie, B. B. (ed.) Potato cyst nematodes: biology, distribution and control CABI International, Wallingford, Oxon (CABI). pp. 117-133

Validity of clustering of ecological data

C1 - Edited contributions to conferences/learned societies

Ross, G. J. S. 1998. Validity of clustering of ecological data. Rizzi, A., Bock, H-H. and Vichi, M. (ed.) Advances in Data Science and Classification: Proceedings 6th Conference of the International Federation of Classification Societies, Rome, 21-24 July 1998 . Springer, New York. pp. 263-265

Comparing the fits of non-nested non-linear models

C1 - Edited contributions to conferences/learned societies

Ross, G. J. S. 1998. Comparing the fits of non-nested non-linear models. Payne, R. W. and Green, P. (ed.) Compstat 1998: Proceedings 13th Symposium in Computational Statistics, Bristol, 1998 . Physica-Verlag, Heidelberg. pp. 431-436

Non-probabilistic classification

C1 - Edited contributions to conferences/learned societies

Gower, J. C. and Ross, G. J. S. 1998. Non-probabilistic classification. Rizzi, A., Bock, H-H. and Vichi, M. (ed.) Advances in Data Science and Classification: Proceedings 6th Conference of the International Federation of Classification Societies, Rome, 21-24 July 1998 . Springer, New York. pp. 21-28

Letters to the editors: functional marginality is important

A - Papers appearing in refereed journals

Ross, G. J. S. 1997. Letters to the editors: functional marginality is important. Journal of the Royal Statistical Society, Series C (Applied Statistics). 46 (2), pp. 283-283.

Using Genstat to fit continuous actuarial distributions

G - Articles in popular magazines and other technical publications

Preece, D. A. and Ross, G. J. S. 1997. Using Genstat to fit continuous actuarial distributions. Genstat newsletter. 33, pp. 5-19.

Relationship between bioassay data and the simulated field performance of insecticides against susceptible and resistant adult Bemisia tabaci (Homoptera: Aleyrodidae)

A - Papers appearing in refereed journals

Cahill, M., Denholm, I., Ross, G. J. S., Gorman, K. J. and Johnston, D. 1996. Relationship between bioassay data and the simulated field performance of insecticides against susceptible and resistant adult Bemisia tabaci (Homoptera: Aleyrodidae). Bulletin of Entomological Research. 86 (2), pp. 109-116. https://doi.org/10.1017/S0007485300052330

Fitting the negative binomial distribution

G - Articles in popular magazines and other technical publications

Preece, D. A. and Ross, G. J. S. 1995. Fitting the negative binomial distribution. Genstat newsletter. 32.

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

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

Characterization of resistance breaking Meloidogyne incognita -like populations using lectins, monoclonal antibodies and spores of Pasteuria penetrans

A - Papers appearing in refereed journals

Fargette, M., Davies, K. G., Robinson, M. P. and Trudgill, D. L. 1994. Characterization of resistance breaking Meloidogyne incognita -like populations using lectins, monoclonal antibodies and spores of Pasteuria penetrans. Fundamental and applied nematology. 17, pp. 537-542.

The importance of understanding the centres of origins of nematode pests

C1 - Edited contributions to conferences/learned societies

Trudgill, D. L., Blok, V. C., Phillips, M. S., Gowen, S. and Hahn, M. L. 1994. The importance of understanding the centres of origins of nematode pests. The Impact of Genetic Variation on Sustainable Agriculture. Aspects of Applied Biology 39 . pp. 133-138

Automatic stable parameters for nonlinear regression

C1 - Edited contributions to conferences/learned societies

Ross, G. J. S. 1994. Automatic stable parameters for nonlinear regression. Dutter, R. and Grossmann, W. (ed.) Compstat: Proceedings 11th Symposium in Computational Statistics, Vienna, 1994 . Physica-Verlag, Heidelberg. pp. 488-493

Differential attachment of Pasteuria penetrans to Meloidogyne species

C2 - Non-edited contributions to conferences

Fargette, M., Davies, K. G., Blok, V. C., Phillips, M. S. and Trudgill, D. L. 1994. Differential attachment of Pasteuria penetrans to Meloidogyne species. Abstracts European Society of Nematologists 22nd International Nematology Symposium, Gent .

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.

Plant parasitic nematodes in temperate agriculture

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

Evans, K. and Trudgill, D. L. Webster, J. M. (ed.) 1993. Plant parasitic nematodes in temperate agriculture. CABI International, Wallingford, Oxon (CABI).

Parallel model analysis with factorial parameter structure

C1 - Edited contributions to conferences/learned societies

Ross, G. J. S. 1992. Parallel model analysis with factorial parameter structure. Computational Statistics. Proceedings 10th Symposium on Computational Statistics, COMPSTAT, Neuchatel, August 1992 . Physica-Verlag, Heidelberg.

Seminar: integrated control of nematodes (with particular reference to cyst and root knot nematodes)

C1 - Edited contributions to conferences/learned societies

Trudgill, D. L., Kerry, B. R. and Phillips, M. S. 1992. Seminar: integrated control of nematodes (with particular reference to cyst and root knot nematodes). Brill.

Effects of seven factors on the growth and yield of winter barley grown as a third consecutive take-all susceptible crop and of growing the barley after oats or a fallow

A - Papers appearing in refereed journals

Jenkyn, J. F., Carter, N., Darby, R. J., Gutteridge, R. J., Mullen, L. A., Plumb, R. T., Ross, G. J. S., Todd, A. D., Widdowson, F. V. and Wood, D. W. 1992. Effects of seven factors on the growth and yield of winter barley grown as a third consecutive take-all susceptible crop and of growing the barley after oats or a fallow. The Journal of Agricultural Science. 119 (3), pp. 303-333. https://doi.org/10.1017/S0021859600012168

Graphical methods for constructing data sets for which likelihood functions have multiple optima

A - Papers appearing in refereed journals

Ross, G. J. S. 1992. Graphical methods for constructing data sets for which likelihood functions have multiple optima. Journal Of Statistical Planning And Inference. 30, pp. 107-133.

Studies on resistance breaking populations morphologically indistinguishable from Meloidogyne incognita

C1 - Edited contributions to conferences/learned societies

Fargette, M., Trudgill, D. L., Davies, K. and Robinson, M. 1991. Studies on resistance breaking populations morphologically indistinguishable from Meloidogyne incognita. Brill.

Pest aspects of potato production. Part 1. The nematode pests of potatoes

B - Book chapters etc edited externally

Evans, K. and Trudgill, D. L. 1991. Pest aspects of potato production. Part 1. The nematode pests of potatoes. in: The Potato crop Chapman & Hall, London. pp. 438-475

Estimation problems of non-linear functional relationships

A - Papers appearing in refereed journals

Ross, G. J. S. 1990. Estimation problems of non-linear functional relationships. Journal of applied statistics. 17, pp. 299-306.

Studies on resistance breaking populations morphologically indistinguishable from Meloidogyne incognita

C2 - Non-edited contributions to conferences

Fargette, M., Trudgill, D. L., Davies, K. and Robinson, M. 1990. Studies on resistance breaking populations morphologically indistinguishable from Meloidogyne incognita. Second International Nematology Congress, Veldhoven, 1990. pp. 75

Incomplete variance functions.

A - Papers appearing in refereed journals

Ross, G. J. S. 1990. Incomplete variance functions. Journal of applied statistics. 17, pp. 3-8.

Environmental interactions in the assessment of partial resistance to potato cyst nematodes. II. Interactions with sites and populations

A - Papers appearing in refereed journals

Phillips, M. S., Trudgill, D. L., Rumpenhorst, H. J., Evans, K., Gurr, G., Forrest, J. M. S., Lacey, C. N. D., Mackenzie, M., Treur, A. and Turner, S. J. 1989. Environmental interactions in the assessment of partial resistance to potato cyst nematodes. II. Interactions with sites and populations. Nematologica. 35 (2), pp. 197-206. https://doi.org/10.1163/002825989X00331

Environmental interactions in the assessment of partial resistance to potato cyst nematodes. I. Interactions with centres

A - Papers appearing in refereed journals

Phillips, M. S., Rumpenhorst, H. J., Trudgill, D. L., Evans, K., Gurr, G., Heinicke, D., Mackenzie, M. and Turner, S. J. 1989. Environmental interactions in the assessment of partial resistance to potato cyst nematodes. I. Interactions with centres. Nematologica. 35 (2), pp. 187-196. https://doi.org/10.1163/002825989X00322

The use of single, spaced potato plants to assess their tolerance of damage by potato cyst nematodes.

A - Papers appearing in refereed journals

Phillips, M. S., Trudgill, D. L. and Evans, K. 1988. The use of single, spaced potato plants to assess their tolerance of damage by potato cyst nematodes. Potato research. 31, pp. 469-475.

Expert systems for non-linear modelling: progress and prospects.

C1 - Edited contributions to conferences/learned societies

Ross, G. J. S. 1988. Expert systems for non-linear modelling: progress and prospects. Compstat 88 . Eds D. Edwards & N.E. Raun. Heidelberg: Physica-Verlag. pp. 155-161

Bortkewitsch's horse-kicks and the generalised linear model.

A - Papers appearing in refereed journals

Preece, D. A., Ross, G. J. S. and Kirby, S. P. J. 1988. Bortkewitsch's horse-kicks and the generalised linear model. The Statistician. 37 (3), pp. 313-318. https://doi.org/10.2307/2348169

The effects of sowing date and other factors on growth, yield and nitrogen uptake, and on the incidence of pests and diseases, of winter barley at Rothamsted from 1981 to 1983.

A - Papers appearing in refereed journals

Widdowson, F. V., Darby, R. J., Dewar, A. M., Jenkyn, J. F., Kerry, B. R., Lawlor, D. W., Plumb, R. T., Ross, G. J. S., Scott, G. C., Todd, A. D. and Wood, D. W. 1986. The effects of sowing date and other factors on growth, yield and nitrogen uptake, and on the incidence of pests and diseases, of winter barley at Rothamsted from 1981 to 1983. The Journal of Agricultural Science. 106, pp. 551-574. https://doi.org/10.1017/S0021859600063437

Developing intelligent software for non-linear model fitting as an expert system.

G - Articles in popular magazines and other technical publications

Berzuini, C., Ross, G. J. S. and Larizza, C. 1986. Developing intelligent software for non-linear model fitting as an expert system.

The negative binomial distribution

A - Papers appearing in refereed journals

Ross, G. J. S. and Preece, D. A. 1985. The negative binomial distribution. The Statistician. 34, pp. 323-336.

The development of endomycorrhizal root systems .4. The mathematical-analysis of effects of phosphorus on the spread of vesicular arbuscular mycorrhizal infection in root systems

A - Papers appearing in refereed journals

Buwalda, J. G., Ross, G. J. S., Stribley, D. P. and Tinker, P. B. 1982. The development of endomycorrhizal root systems .4. The mathematical-analysis of effects of phosphorus on the spread of vesicular arbuscular mycorrhizal infection in root systems. New Phytologist. 92 (3), pp. 391-399. https://doi.org/10.1111/j.1469-8137.1982.tb03396.x

The development of endomycorrhizal root systems .3. The mathematical representation of the spread of vesicular arbuscular mycorrhizal infection in root systems

A - Papers appearing in refereed journals

Buwalda, J. G., Ross, G. J. S., Stribley, D. P. and Tinker, P. B. 1982. The development of endomycorrhizal root systems .3. The mathematical representation of the spread of vesicular arbuscular mycorrhizal infection in root systems. New Phytologist. 91 (4), pp. 669-682. https://doi.org/10.1111/j.1469-8137.1982.tb03346.x

Estimating parameters in quantitative bioassay

A - Papers appearing in refereed journals

Ross, G. J. S. 1981. Estimating parameters in quantitative bioassay. Biometrics. 37 (3), pp. 607-607.

Fitting and interpreting non-linear models

A - Papers appearing in refereed journals

Ross, G. J. S. 1980. Fitting and interpreting non-linear models. Biometrics. 36 (1), pp. 185-185.

Multivariate Statistical Methods: Within Groups Covariation. by E. H. Bryant, W. R. Atcherle

A - Papers appearing in refereed journals

Ross, G. J. S. 1978. Multivariate Statistical Methods: Within Groups Covariation. by E. H. Bryant, W. R. Atcherle. Journal of the Royal Statistical Society, Series A (Statistics in Society). 141, pp. 267-268. https://doi.org/10.2307/2344471

Models and designs for agricultural vaccine trials

A - Papers appearing in refereed journals

Ross, G. J. S. 1977. Models and designs for agricultural vaccine trials. Pesticide Science. 8 (4), pp. 401-404. https://doi.org/10.1002/ps.2780080417

Methods of optimization - walsh,gr

A - Papers appearing in refereed journals

Ross, G. J. S. 1977. Methods of optimization - walsh,gr. Journal of the Royal Statistical Society, Series A (Statistics in Society). 140, pp. 110-110. https://doi.org/10.2307/2344539

Effects of potato cyst-nematodes on potato plants .5. Root-system development in lightly-infested and heavily-infested susceptible and resistant varieties, and its importance in nutrient and water-uptake

A - Papers appearing in refereed journals

Evans, K., Trudgill, D. L. and Brown, N. J. 1977. Effects of potato cyst-nematodes on potato plants .5. Root-system development in lightly-infested and heavily-infested susceptible and resistant varieties, and its importance in nutrient and water-uptake. Nematologica. 23 (2), pp. 153-164. https://doi.org/10.1163/187529277x00499

Analyse Statistique à Plusieurs Variables. by Pierre Dagnelie

A - Papers appearing in refereed journals

Ross, G. J. S. 1977. Analyse Statistique à Plusieurs Variables. by Pierre Dagnelie. Journal of the Royal Statistical Society, Series A (Statistics in Society). 140, pp. 246-246. https://doi.org/10.2307/2344898

Rapid techniques for automatic identification

A - Papers appearing in refereed journals

Ross, G. J. S. 1975. Rapid techniques for automatic identification. Systematics Association Special. 7, pp. 93-102.

Effects of potato cyst nematodes on potato plants .4. Effects of fertilizers and heterodera-rostochiensis on yield of 2 susceptible varieties

A - Papers appearing in refereed journals

Trudgill, D. L., Parrott, D. M., Evans, K. and Widdowson, F. V. 1975. Effects of potato cyst nematodes on potato plants .4. Effects of fertilizers and heterodera-rostochiensis on yield of 2 susceptible varieties. Nematologica. 21 (3), pp. 281-286. https://doi.org/10.1163/187529275x00031

Effects of potato cyst nematodes on potato plants .3. Effects on water relations and growth of a resistant and a susceptible variety

A - Papers appearing in refereed journals

Evans, K., Parkinson, K. J. and Trudgill, D. L. 1975. Effects of potato cyst nematodes on potato plants .3. Effects on water relations and growth of a resistant and a susceptible variety. Nematologica. 21 (3), pp. 273-280. https://doi.org/10.1163/187529275x00022

Effects of potato cyst nematodes on potato plants .2. Effects on haulm size, concentration of nutrients in haulm tissue and tuber yield of a nematode resistant and a nematode susceptible potato variety

A - Papers appearing in refereed journals

Trudgill, D. L., Evans, K. and Parrott, D. M. 1975. Effects of potato cyst nematodes on potato plants .2. Effects on haulm size, concentration of nutrients in haulm tissue and tuber yield of a nematode resistant and a nematode susceptible potato variety. Nematologica. 21 (2), pp. 183-191. https://doi.org/10.1163/187529275x00545

Effects of potato cyst nematodes on potato plants .1. Effects in a trial with irrigation and fumigation on growth and nitrogen and potassium contents of a resistant and a susceptible variety

A - Papers appearing in refereed journals

Trudgill, D. L., Evans, K. and Parrott, D. M. 1975. Effects of potato cyst nematodes on potato plants .1. Effects in a trial with irrigation and fumigation on growth and nitrogen and potassium contents of a resistant and a susceptible variety. Nematologica. 21 (2), pp. 169-182. https://doi.org/10.1163/187529275x00536

The distribution in soil of aqueous ammonia injected under grass

A - Papers appearing in refereed journals

Gasser, J. K. R. and Ross, G. J. S. 1975. The distribution in soil of aqueous ammonia injected under grass. Journal of the Science of Food and Agriculture. 26 (6), pp. 719-729. https://doi.org/10.1002/jsfa.2740260602

Influence of dl-tyrosine on sex of heterodera-rostochiensis

A - Papers appearing in refereed journals

Trudgill, D. L. 1974. Influence of dl-tyrosine on sex of heterodera-rostochiensis. Nematologica. 20 (1), pp. 34-38. https://doi.org/10.1163/187529274x00555

Chemotherapy in the study of plant-parasitic nematodes

A - Papers appearing in refereed journals

Nelmes, A. J., Trudgill, D. L. and Corbett, D. C. M. 1973. Chemotherapy in the study of plant-parasitic nematodes. Symposium British Society for Parasitic Nematodes. 11.

Effects of growing resistant potatoes with gene h1 from solanum-tuberosum ssp andigena on populations of heterodera-rostochiensis British pathotype-a

A - Papers appearing in refereed journals

Trudgill, D. L. and Parrott, D. M. 1973. Effects of growing resistant potatoes with gene h1 from solanum-tuberosum ssp andigena on populations of heterodera-rostochiensis British pathotype-a. Annals of Applied Biology - AAB. 73 (1), pp. 67-75. https://doi.org/10.1111/j.1744-7348.1973.tb01310.x

Electrophoresis of protein from different populations of the potato cyst nematode

A - Papers appearing in refereed journals

Trudgill, D. L. 1972. Electrophoresis of protein from different populations of the potato cyst nematode. Annals of Applied Biology - AAB. 71 (3), pp. 278-280. https://doi.org/10.1111/j.1744-7348.1972.tb05094.x

The Resistance of Hybrids of Solanum tuberosum ssp. andigena and S. multidissectum to Heterodera rostochiensis Pathotype E

A - Papers appearing in refereed journals

Trudgill, D. L. and Parrott, D. M. 1972. The Resistance of Hybrids of Solanum tuberosum ssp. andigena and S. multidissectum to Heterodera rostochiensis Pathotype E . Plant Pathology. 21 (2), pp. 86-88. https://doi.org/10.1111/j.1365-3059.1972.tb01731.x

Disc Electrophoresis and Larval Dimensions of British, Dutch and Other Populations of Heterodera Rostochiensis, as Evidence of the Existence of Two Species, Each With Pathotypes

A - Papers appearing in refereed journals

Trudgill, D. L. and Parrott, D. M. 1972. Disc Electrophoresis and Larval Dimensions of British, Dutch and Other Populations of Heterodera Rostochiensis, as Evidence of the Existence of Two Species, Each With Pathotypes. Nematologica. 18 (1), pp. 141-148. https://doi.org/10.1163/187529272X00331

Influence of feeding duration on molting and sex determination of meloidogyne-incognita

A - Papers appearing in refereed journals

Trudgill, D. L. 1972. Influence of feeding duration on molting and sex determination of meloidogyne-incognita. Nematologica. 18 (4), pp. 476-481. https://doi.org/10.1163/187529272x00089

Fluidizing column for extracting nematodes from soil

A - Papers appearing in refereed journals

Trudgill, D. L., Evans, K. and Faulkner, G. 1972. Fluidizing column for extracting nematodes from soil. Nematologica. 18 (4), pp. 469-475. https://doi.org/10.1163/187529272x00070

Stochastic model fitting by evolutionary operation

A - Papers appearing in refereed journals

Ross, G. J. S. 1971. Stochastic model fitting by evolutionary operation. Symposium British Ecological Society. pp. 297-308.

Effects of amino acids on the reproduction of Heterodera rostochiensis

A - Papers appearing in refereed journals

Evans, K. and Trudgill, D. L. 1971. Effects of amino acids on the reproduction of Heterodera rostochiensis. Nematologica. 17 (4), pp. 495-500. https://doi.org/10.1163/187529271X00215

Disk electrophoresis of proteins of Heterodera species and pathotypes of Heterodera rostochiensis

A - Papers appearing in refereed journals

Trudgill, D. L. and Carpenter, J. M. 1971. Disk electrophoresis of proteins of Heterodera species and pathotypes of Heterodera rostochiensis. Annals of Botany. 69 (1), pp. 35-41. https://doi.org/10.1111/j.1744-7348.1971.tb04655.x

Survival of different stages of Heterodera rostochiensis at high temperatures

A - Papers appearing in refereed journals

Trudgill, D. L. 1970. Survival of different stages of Heterodera rostochiensis at high temperatures. Nematologica. 16 (1), pp. 94-98. https://doi.org/10.1163/187529270X00513

Variations in the resistance to Heterodera rostochiensis of potatoes derived from Solarium tuberosum ssp. andigena and S. multidissectum

A - Papers appearing in refereed journals

Trudgill, D. L. and Parrott, D. M. 1970. Variations in the resistance to Heterodera rostochiensis of potatoes derived from Solarium tuberosum ssp. andigena and S. multidissectum. Annals of Applied Biology - AAB. 65 (3), pp. 385-391. https://doi.org/10.1111/j.1744-7348.1970.tb05506.x

Morphometrics of Males and Larvae of Ten Heterodera Rostochiensis Populations and the Influence of Resistant Hosts

A - Papers appearing in refereed journals

Trudgill, D. L., Parrott, D. M. and Stone, A. R. 1970. Morphometrics of Males and Larvae of Ten Heterodera Rostochiensis Populations and the Influence of Resistant Hosts. Nematologica. 16 (3), pp. 410-416.

Potato cyst nematode: one species or two?

A - Papers appearing in refereed journals

Jones, F. G. W., Carpenter, J. M., Parrott, D. M., Stone, A. R. and Trudgill, D. L. 1970. Potato cyst nematode: one species or two? Nature. 227 (5253), pp. 83-84.

The efficient use of function minimization in non-linear maximum-likelihood estimation

A - Papers appearing in refereed journals

Ross, G. J. S. 1970. The efficient use of function minimization in non-linear maximum-likelihood estimation. Journal of the Royal Statistical Society, Series C (Applied Statistics). 19 (3), pp. 205-221. https://doi.org/10.2307/2346325

Genstat: a general statistics program

J - Computer programs

Alvey, N. G., Gower, J. C., Lauckner, F. B., Leech, P. K., Nelder, J. A., Rogers, C. E., Ross, G. J. S., Simpson, H. R., Wedderburn, R. W. M. and Wilkinson, G. N. 1970. Genstat: a general statistics program. Rothamsted Experimental Station, Harpenden.

The behaviour of nine populations of the potato cyst nematode Heterodera rostochiensis towards three resistant potato hybrids

A - Papers appearing in refereed journals

Trudgill, D. L. and Parrott, D. M. 1969. The behaviour of nine populations of the potato cyst nematode Heterodera rostochiensis towards three resistant potato hybrids. Nematologica. 15 (3), pp. 381-388. https://doi.org/10.1163/187529269X00452

Minimum spanning trees and single linkage cluster analysis

A - Papers appearing in refereed journals

Gower, J. C. and Ross, G. J. S. 1969. Minimum spanning trees and single linkage cluster analysis. Journal of the Royal Statistical Society, Series C (Applied Statistics). 18 (1), pp. 54-64. https://doi.org/10.2307/2346439

Statistical Models and Designs for Varietal, Fertiliser and Pesticide Trials

A - Papers appearing in refereed journals

Ross, G. J. S. 1968. Statistical Models and Designs for Varietal, Fertiliser and Pesticide Trials. Pest Articles & News Summaries. Section A. Insect Control. 14 (2), pp. 231-242. https://doi.org/10.1080/04345546809415463

The effect of environment on sex determination in Heterodera rostochiensis

A - Papers appearing in refereed journals

Trudgill, D. L. 1967. The effect of environment on sex determination in Heterodera rostochiensis. Nematologica. 13 (2), pp. 263-272. https://doi.org/10.1163/187529267X00120

The population genetics of the potato cyst‐nematode, Heterodera rostochiensis: mathematical models to simulate the effects of growing eelworm ‐resistant potatoes bred from Solatium tuberosum ssp. andigena

A - Papers appearing in refereed journals

Jones, F. G. W., Parrott, D. M. and Ross, G. J. S. 1967. The population genetics of the potato cyst‐nematode, Heterodera rostochiensis: mathematical models to simulate the effects of growing eelworm ‐resistant potatoes bred from Solatium tuberosum ssp. andigena. Annals of Applied Biology - AAB. 60 (1), pp. 151-171. https://doi.org/10.1111/j.1744-7348.1967.tb05932.x

The effect of resistant solanaceous plants on the sex ratio of Heterodera rostochiensis and the use of the sex ratio to assess the frequency and genetic constitution of pathotypes

A - Papers appearing in refereed journals

Trudgill, D. L., Webster, J. M. and Parrott, D. M. 1967. The effect of resistant solanaceous plants on the sex ratio of Heterodera rostochiensis and the use of the sex ratio to assess the frequency and genetic constitution of pathotypes. Annals of Applied Biology - AAB. 60 (3), pp. 421-428. https://doi.org/10.1111/j.1744-7348.1967.tb04496.x

Minimum spanning tree

A - Papers appearing in refereed journals

Ross, G. J. S. 1963. Minimum spanning tree. Journal of the Royal Statistical Society, Series C (Applied Statistics). 18, pp. 47-62.

The effect of block size on the errors of modern cereal experiments

A - Papers appearing in refereed journals

Patterson, H. D. and Ross, G. J. S. 1963. The effect of block size on the errors of modern cereal experiments. The Journal of Agricultural Science. 60 (3), pp. 275-278. https://doi.org/10.1017/S0021859600011564