Ecology and control of forest and urban insects


Study of dispersal, chemical ecology (pheromones, kairomones), insect-host plant relationships, predator-prey relationships, parasitoid-host relationships and reproductive strategies in various native or introduced species of forest insects and pests of trees in urban areas. 


forest insects, ecology, control, urban pests, biological control, chemical ecology, pheromones, kairomones, dispersal


Name Role Start End
Brahy, Olivier member
Delplace, David member
Jannin, Anaï member
La Spina, Sylvie member
Mayer, François member
Meurisse, Nicolas member
Gilbert, Marius promotor
Grégoire, Jean-Claude promotor
Piel, Frédéric member
Molenberg, Jean-Marc technician


Name Role Start End
Lutte biologique et écologie spatiale member


Reference Role
Kirichenko, N.I.; Flament, J.; Baranchikov, Y.N. & J.-C. Grégoire. 2008. Native and exotic coniferous species in Europe – possible host plants for the potentially invasive Siberian moth, Dendrolimus sibiricus Tschtv. (Lepidoptera, Lasiocampidae). OEPP/EPPO Bulletin 38: 259–263. author
Mailleux, Anne-Catherine, Roques, Alain, Molenberg, Jean-Marc, Grégoire, Jean-Claude. 2008. A North American invasive seed pest, Megastigmus spermotrophus (Wachtl) (Hymenoptera: Torymidae): Its populations and parasitoids in a European introduction zone. Biological Control 44: 137–141. author
Meurisse, N., Couillien, D., Grégoire, J.-C. 2008. Kairomones traps: a tool for monitoring the invasive spruce bark beetle, Dendroctonus micans (Coleoptera: Scolytinae) and its specific predator, Rhizophagus grandis (Coleoptera: Monotomidae). Journal of Applied Ecology. 45: 537–548. author
Piel, F., Gilbert, M., De Cannière, C., Grégoire, J.-C. 2008. Coniferous round wood imports from Russia and Baltic countries to Belgium. A pathway analysis for assessing risks of exotic pest insect introductions. Diversity and Distributions. 14 (2): 318-328. author
Rouault G., Candau J.-N., Lieutier F., Nageleisen L.-M., Martin J.-C., and Warzée N. 2006. Effects of drought and heat on forest insect populations in relation to the 2003 drought in Western Europe. Annals of Forest Science 63 (6): 613-624. author
Warzée, N., Gilbert, M. & J.-C. Grégoire. 2006. Predator/prey ratios: a measure of bark-beetle population status influenced by stand composition in different French stands after the 1999 storms. Annals of Forest Science 63: 301– 308. author
Gilbert, M., Guichard, S, Freise, J., Grégoire, J.-C., Straw, N., Tilburry, C. & Augustin, S. 2005. Forecasting invasion dynamics in recently invaded countries: a model developed in Germany, validated in France, and applied to the United Kingdom. Journal of Applied Ecology, 42:805-813. author
Gilbert, M., Nageleisen, L.-M., Franklin, A. & Grégoire, J.-C. 2005. Post-storm surveys reveal large-scale spatial patterns and influences of site factors, forest structure and diversity in endemic bark-beetle populations. Landscape Ecology, 20: 35-49 author
Piel, F., Gilbert, M., Franklin, A. & Grégoire J.-C. (2005) Occurrence of Ips typographus (Col., Scolytidae) along an urbanisation gradient in Brussels, Belgium. Agricultural and Forest Entomology, 7: 161-167. author
Augustin, S., Guichard, S., Svatos, A. & Gilbert, M. 2004. Monitoring the regional spread of the invasive leafminer Cameraria ohridella Deschka & Dimic (Lepidoptera: Gracillariidae) by damage assessment and pheromone trapping. Environmental Entomology. 33(6):1584-1592 author
Franklin, Anne, Ch. De Cannière and J.-C. Grégoire. (2004). Using sales of infested timber to quantify attacks by bark beetles: testing a cost-effective method for the assessment of population levels. Annals of Forest Sciences, 61: 477–480. author
Gilbert, M., J.-C. Grégoire, J.F. Freise and W. Heitland. (2004). Long-distance dispersal and human population density allow the prediction of invasive patterns in the horse-chestnut leafminer Cameraria ohridella. Journal of Animal Ecology, 73: 459-468. author
Hougardy, E. and J.-C. Grégoire. (2004). Biological divergences reflect host preference in two sympatric bark-beetle parasitoids. Bulletin of Entomological Research, 94: 341–347. author
Gilbert, M. & J.-C. Grégoire. (2003). Site and stand conditions and predation influence a bark beetle’s success. A spatially-realistic approach. Agricultural and Forest Entomology, 5: 87-96. author
Gilbert, M. and Grégoire J.-C. (2003). Visual, semi-quantitative assessments allow accurate estimates of leafminer population densities : An example comparing image processing and visual evaluation of damage by the horse-chestnut leafminer Cameraria ohridella. Journal of Applied Entomology. 127(6): 354-359. author
Gilbert, M.; N. Fielding; H. F. Evans and J.-C. Grégoire. (2003). Spatial pattern of invading Dendroctonus micans (Coleoptera: Scolytidae) populations in the United Kingdom. Canadian Journal of Forest Research, 33: 712-725. author
Hougardy, E. and J.-C. Grégoire.(2003). Cleptoparasitism increases host finding abilities in the polyphagous parasitoid species Rhopalicus tutela (Hymenoptera: Pteromalidae). Behavioural Ecology and Sociobiology, 55 (2): 184-189. author
Hougardy, E., P. Pernet, M. Warnau, J. Delisle and J.-C. Grégoire. (2003). Marking the host-plant of bark-beetle parasitoids with rubidium for dispersal studies. Entomologia Experimentalis et Applicata. 108: 107-114. author
Jakuš, R., F. Schlyter, Qing-He Zhang, M. Blaženec, R. Vaverčák, W. Grodzki, D. Brutovský, Eva Lajzová, M. Turčáni, Marie Bengtsson, Z. Blum, J.-C. Grégoire. (2003). Overview of development of anti-attractant based technology for spruce protection against Ips typographus: From past failures to future success. Journal of Pest Sciences, 76 (4): 89-99. author
Zuniga, G., Yolanda Salinas-Moreno, Jane L. Hayes, J.-C. Grégoire and Ramon Cisneros. (2002). Chromosome number in Dendroctonus micans and caryological divergence with the genus Dendroctonus (Coleoptera: Scolytidae). The Canadian Entomologist, 134: 503-510. author
Franklin, Anne & J.-C. Grégoire. (2001). Dose-dependent response and preliminary attraction range of Ips typographus (Col., Scolytidae) to pheromones of low release rates. Journal of Chemical Ecology, 27(12): 2425-2435. author
Gilbert, M., G. Vouland & J.-C. Grégoire. (2001). Past attacks influence host selection by the solitary bark beetle Dendroctonus micans (Kug.). Ecological Entomology, 26: 133-142. author
Grégoire, Jean-Claude, Frédéric Piel, Michel De Proft & Marius Gilbert. (2001). Spatial distribution of ambrosia-beetle catches: a possibly useful knowledge to improve mass-trapping. Integrated Pest Management Reviews. 6 (3-4) : 237-42. author
Hougardy, Evelyne & J.-C. Grégoire. (2001). Bark-beetle parasitoids population surveys following storm damage in spruce stands in the Vosges region (France). Integrated Pest Management Reviews. 6 (3-4) : 163-168. author
Franklin, Anne, Catherine Debruyne & J.-C. Grégoire. (2000). Recapture of Ips typographus (Col., Scolytidae) with attractants of low release rates: localized dispersion and environmental influences. Agricultural and Forest Entomology, 2: 259-270. author
Hougardy, Evelyne & J.-C. Grégoire. (2000). Spruce stands provide natural food sources to adult hymenopteran parasitoids of bark beetles. Entomologia Experimentalis et Applicata, 96: 253-263. author
Franklin, Anne & J.-C. Grégoire. (1999). Flight behaviour of Ips typographus L. (Col., Scolytidae) in an environment without pheromones. Annales des Sciences forestières, 56: 591-598. author
Lindgren, B.S., K.J. Lewis & J.-C. Grégoire. (1999). Notes on the abundance and host preference of Dendroctonus punctatus (Coleoptera: Scolytidae) in spruce forests near Prince George, B.C. Journal of the Entomological Society of British Columbia, 96: 69-72 author
Grégoire J.-C., F.M. Stephen, S. Salom, & G. Landmann. 2001. Facing a Crisis. Proceedings of an international meeting of IUFRO working parties S7.03.05 (Integrated Control of Scolytid Bark Beetles) and S7.03.03 (Insects affecting Reforestation) organised jointly with the French Forest Health Service, Velaine-en-Haye, France, 5-7 September 2001. Integrated Pest Management Reviews. 6 (3-4): 159-310. author
Stephen, F. M. and J.C. Grégoire. 2001. Introduction and Establishment of Exotic Bark Beetles. Exotic Forest Pests Online Symposium. author
Gilbert, M. & Sauvard, D. 2004. The BAWBILT database: Gathering and sharing information related to BAWBILT organisms. Pp. 15-18 in Lieutier, F., Day, K., Battisti, A., Grégoire, J.-C. & Evans, H. (eds) Bark and wood boring insects in living trees (BAWBILT) in Europe, a synthesis. Kluwer, Dordrecht. ISBN 1-4020-2240-9. 583 pp. author
Grégoire, J.-C. and Evans, H.F. 2004. Damage and control of BAWBILT organisms – an overview. Pp. 19-37 in Lieutier, F.; Day, K.; Battisti, A.; Grégoire, J.C. & Evans, H. (Eds.) Bark and Wood Boring Insects in Living Trees in Europe, a Synthesis. Kluwer, Dordrecht. ISBN 1-4020-2240-9. 583 pp. author
Kenis, M., Wermelinger, B. and Grégoire, J.-C. 2004. Research on parasitoids and predators of Scolytidae in living trees in Europe – a review. Pp. 237-290 in Lieutier, F.; Day, K.; Battisti, A.; Grégoire, J.C. & Evans, H. (Eds.) Bark and Wood Boring Insects in Living Trees in Europe, a Synthesis. Kluwer, Dordrecht. ISBN 1-4020-2240-9. 583 pp. author
Grégoire, J.-C. 1999. Rhizophagus grandis contre Dendroctonus micans dans les pessières françaises. Pp. 119-126. in Fraval A., Silvy C. (Eds.), La lutte biologique (II). Dossiers de l'Environnement de l'INRA n°19, Paris, 274 pp. author
Lieutier, F.; Day, K.R.; Battisti, A.; Grégoire, J.-C. & H.F. Evans (Eds.) . 2004. Bark and Wood Boring Insects in Living Trees in Europe, A Synthesis. Kluwer, Dordrecht. ISBN 1-4020-2240-9. 583 pp. author

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