Agassiz, D.J.L., Nash, D.R., Godfray, H.C.J. and Lawton, J.H. (1994) Estimating the spread of small invading organisms using public information. Global Ecology and Biogeography Letters, 4, 1–8.
Alston, R. (1994) Statistical analysis of animal populations. Ph.D. thesis, University of Kent.
Augustin, N.H., Mugglestone, M.A. and Buckland, S.T. (1996) An autologistic model for the spatial distribution of wildlife. Journal of Applied Ecology, 33, 339–47.
Baddeley, A.J., Moyeed, R.A., Howard, C.V. and Boyde, A. (1993) Analysis of a three-dimensional point pattern with replication. Applied Statistics, 42, 641–68.
Banks, P.M., Kareiva, P.M. and Zia, L. (1988) Analyzing field studies of insect dispersal using two-dimensional transport equations. Environmental Entomology, 17, 815–20.
Bartlett, P.W. (1993) Essig's lupin aphid (Macrosiphum albifrons Homoptera: Aphididae), introduction and spread in Europe. In Plant health and the European single market, D.L. Ebbels (ed), British Crop Protection Monograph no. 54, Farnham, Surrey. pp. 361–6.
Bergelson, J., Newman, J.A. and Floresroux, E.M. (1993) Rates of weed spread in spatially heterogeneous environments. Ecology, 74, 999–1011.
Bliss, C.I. (1941) Statistical problems in estimating populations of Japanese beetle larvae. Journal of Economic Entomology, 34, 221–32.
Boag, B., Neilson, R., Palmer, L.F. and Jones, H.D. (1994) A further record of the New Zealand flatworm Artioposthia triangulata (Dendy) in England. Plant Pathology, 43, 220–2.
Camann, M.A., Culbreath, A.K., Pickering, J., Todd, J.W. and Denski, J.W. (1995) Spatial and temporal patterns of spotted wilt epidemics in peanut. Phytopathology, 85, 879–85.
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, 405–17.
Diggle, P.J. (1983) Statistical Analysis of Spatial Point Patterns. Academic Press, London.
Diggle, P.J., Lange, N. and Beneš, F.M. (1991) Analysis of variance for replicated spatial point patterns in clinical neuroanatomy. Journal of the American Statistical Association, 86, 618–25.
Dobzhansky, T.H. and Wright, S. (1943) Genetics of natural populations. Dispersal rates in Drosophila pseudobscura, Genetics, 28, 304–40.
Fisher, N.I, Lewis, T. and Embleton, B.J.J. (1987) Statistical Analysis of Spherical Data, Cambridge University Press, Cambridge.
Fleming, W.E. and Baker, F.E. (1936) A method for estimating populations of larvae of the Japanese beetle in the field. Journal of Agricultural Research, 53, 319–31.
Freeman, G.H. (1977) A model relating numbers of dispersing insects to distance and time. Journal of Applied Ecology, 14, 477–87.
Greig-Smith, P. (1952) The use of random and contiguous quadrats in the study of plant communities. Annals of Botany, 16, 293–316.
Killion, M.J. and Grant, W.E. (1995) A colony-growth model for the imported fire ant-potential geographic range of an invading species. Ecological Modelling, 77, 73–84.
Leakey, R.R.B., Chancellor, R.J. and Vince-Prue, D. (1978) Regeneration from rhizome fragments of Agropyron repens (L.) Beauv. III. Effects of nitrogen and temperature on the development of dominance amongst shoots on multi-node fragments. Annals of Botany, 42, 197–204.
Lonsdale, W.M. (1993) Rates of spread of an invading species-Mimosa pigra in northern Australia. Journal of Ecology, 81, 513–21.
Mack, R.N. (1985) Invading Plants: Their Potential Contribution to Population Biology. Studies on Plant Demography: A Festschrift for John L. Harper, J. White (ed), Academic Press, London. pp. 127–42.
Marshall, E.J.P. (1988) Field-scale estimates of grass weed populations in arable land. Weed Research, 28, 191–8.
Marshall, E.J.P. (1990) Interference between sown grasses and the growth of rhizome of Elymus repens (couch grass). Agriculture, Ecosystems and Environment, 33, 11–22.
Mortimer, A.M. and McMahon, D.J. (1982) Time, space and the growth of couch grass. Proceedings British Crop Protection Conference-Weeds (1982), British Crop Protection Council. pp. 771–8.
Mugglestone, M.A. (1996) The role of tessellation methods in the analysis of three-dimensional spatial point patterns. Journal of Agricultural, Biological and Environmental Statistics, 1, 141–53.
Nash, D.R., Agassiz, D.J.L., Godfray, H.C.J. and Lawton, J.H. (1995) The pattern of spread of invading species: two leaf-mining moths colonizing Great Britain. Journal of Applied Ecology, 64, 225–33.
Nelson, S.C. (1996) A simple analysis of disease foci. Phytopathology, 86, 332–9.
Nelson, S.C. and Campbell, C.L. (1993) Comparative spatial analysis of foliar epidemics in white clover caused by viruses, fungi and a bacterium. Phytopathology, 83, 288–301.
Perry, J.N. (1995a) Spatial aspects of animal and plant distribution in patchy farmland habitats. In Ecology and Integrated Arable Farming Systems, D. Glen, M. Greaves and H.M. Anderson (eds), Wiley, Chichester. pp. 221–42.
Perry, J.N. (1995b) Spatial analysis by distance indices. Journal of Animal Ecology, 64, 303–14.
Perry, J.N., Bell, E.D., Smith, R.H. and Woiwod, I.P. (1996) SADIE: software to measure and model spatial pattern. Aspects of Applied Biology, 46, 95–102.
Perry, J.N. and Hewitt, M. (1991) A new index of aggregation for animal counts. Biometrics, 47, 1505–18.
Piron, P.G.M. (1987) The advance of the American lupin aphid (Macrosiphum albifrons Essig) (Homoptera: Aphididae) in Europe. Journal of Applied Entomology, 103, 111–2.
Richardson, W.G. and Parker, C. (1976) The activity and post-emergence selectivity of some recently developed herbicides: HOE 22870, HOE 23408, flamprop-methyl, metamitron and cyperquat. Technical Report Agricultural Research Council Weed Research Organization No. 39, 59 pp.
Ripley, B.D. (1988) Statistical Inference for Spatial Processes, Cambridge University Press, Cambridge.
Sharov, A.A., Liebhold, A.M. and Roberts, E.A. (1997) Methods for monitoring the spread of gypsy moth (Lepidoptera: Lymantriidae) populations in the Appalachian mountains. Journal of Economic Entomology, 90, 1259–66.
Sharov, A.A., Roberts, E.A. and Liebhold, A.M. (1996) Spread of gypsy moth (Lepidoptera, Lymantriidae) in the central Appalachians: comparison of population boundaries obtained from male moth capture, egg mass counts, and defoliation records. Environmental Entomology, 25, 783–92.
Sharov, A.A., Roberts, E.A., Liebhold, A.M. and Ravlin, F.W. (1995) Gypsy moth (Lepidoptera, Lymantriidae) spread in the central Appalachians: three methods for species boundary estimation. Environmental Entomology, 24, 1529–38.
Shigesada, N. and Kawasaki, K. (1997) Biological Invasions: Theory and Practice, Oxford University Press, Oxford.
Silander, J.A. Jr and Pacala, S.W. (1985) Neighbourhood predictors of plant performance. Oecologia, 66, 256–63.
Skellam, J.G. (1952) Studies in statistical ecology I. Spatial pattern. Biometrika
Soderstrom, L. and Jonsson, B.G. (1989) Spatial pattern in the leafy hepatic Ptilidium pulcherrimum. Journal of Bryology, 15, 793–802.
Stewart, V.I. and Blackshaw, R.P. (1993) Genetic variation in populations of the terrestrial planarian Artioposthia triangulata (Dendy) and evidence for passive dispersal in Northern Ireland. Annals of Applied Biology, 123, 459–68.
Stroyan, H.L.G. (1981) A North American lupin aphid found in Britain. Plant Pathology, 30, 253.
Taylor, L.R. (1961) Aggregation, variance and the mean. Nature, 189, 732–5.
Taylor, L.R. (1986) Synoptic dynamics, migration and the Rothamsted Insect Survey. Journal of Animal Ecology, 55, 1–38.
Taylor, L.R., Woiwod, I.P. and Perry, J.N. (1978) The density-dependence of spatial behaviour and the rarity of randomness. Journal of Animal Ecology, 47, 383–406.
Taylor, R.A.J. (1978) The relationship between density and distance of dispersing insects. Ecological Entomology, 3, 63–70.
Tower, W.L. (1906) An investigation of evolution in Chrysomelid beetles of the genus, Leptinotarsa, Carnegie Institute, Washington D.C., 320pp.
Trewhella, W.J. and Harris, S. (1988) A simulation-model of the pattern of dispersal in urban fox (Vulpes vulpes) populations and its application for rabies control. Journal of Applied Ecology, 25, 435–50.
Williamson, M.H. (1996) Biological Invasions, Chapman and Hall, London.
Wilson, B.J. and Brain, P. (1991) Long-term stability of distribution of Alopecurus myosuroides Huds. within cereal fields. Weed Research, 31, 367–73.