Risks and benefits of accidental introductions of biological control agents in Canada.

Mason, P. G., Olfert, O. O., Haye, T., Gariepy, T. D., Abram, P. K., Gillespie, D. R., (2017). Proceedings of the 5th International Symposium on Biological Control of Arthropods, Langkawi, Malaysia, September 11-15, 2017, 6-8. CABI, Wallingford, UK. English language

The parasitoid communities associated with an invasive canola pest, Ceutorhynchus obstrictus (Coleoptera: Curculionidae), in Ontario and Quebec, Canada.

Mason, P. G., Miall, J. H., Bouchard, P., Gillespie, D. R., Broadbent, A. B., Gibson, G. A. P., (2011). Canadian Entomologist 143(5), 524-537. Entomological Society of Canada, Ottawa, Canada. English language

Larval phenologies and parasitoids of two seed-feeding weevils associated with hoary cress and shepherd's purse (Brassicaceae) in Europe.

Muller, F. J., Dosdall, L. M., Mason, P. G., Kuhlmann, U., (2011). Canadian Entomologist 143(4), 399-410. Entomological Society of Canada, Ottawa, Canada. English language

The species of Chalcidoidea (Hymenoptera) introduced to North America for biological control of the cabbage seedpod weevil, and the first recovery of Stenomalina gracilis (Chalcidoidea: Pteromalidae).

Gibson, G. A. P., Gillespie, D. R., Dosdall, L., (2006). Canadian Entomologist 138(3), 285-291. Entomological Society of Canada, Ottawa, Canada. English language

Influence of some ecological factors to abundance of seed pod weevil (Ceutorhynchus assimilis Payk.) in winter oil seed rape commercial plots.

Tamutis, V., (2002). Baltic Journal of Coleopterology 2(1), 83-88. Baltic Institute of Coleopterology, Daugavpils, Latvia. English language

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.

Ferguson, A. W., Klukowski, Z., Walczak, B., Perry, J. N., Mugglestone, M. A., Clark, S. J., Williams, I. H., (2000). Entomologia Experimentalis et Applicata 95(2), 161-171. English language

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

Murchie, A. K., Williams, I. H., Perry, J. N., (1999). BioControl 44(4), 379-390. English language

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

Ferguson, A. W., Williams, I. H., Klukowski, Z., Walczak, B., Perry, J. N., (1999). Aspects of Applied Biology(No. 53), 143-148. English language

Influence of host density and host distribution on parasitism of Ceutorhynchus assimilis by Trichomalus perfectus.

Ulber, B., Vidal, S., (1998). Bulletin OILB/SROP 21(5), 185-195. English language

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

Murchie, A. K., Williams, I. H., Alford, D. V., (1997). Crop Protection 16(3), 199-202. English language