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Field experiments using baited sticky stovepipe traps and Lindgren multiple funnel traps were done near Chalk River, Ontario… Expand Abstract. 1. Aggregation in bark beetles (Coleoptera: Scolytidae) aids in mate attraction and resource procurement when… Expand Abstract 1 Host plant terpenes can influence attraction of conifer bark beetles to their aggregation pheromones: both… Expand Abstract Declining red pine, Pinus resinosa (Aitman), stands in the Great Lakes region appear to arise from a complex of biotic… Expand Abstract Management strategies for old growth pine forests have recently begun to include prescribed burns. Fire could influence… Expand The bark beetles Ips pini, I. perroti, and I. grandicollis are sympatric in pine forests of the north-central United States. They… Expand Abstract Bark beetle populations may undergo dramatic fluctuations and are often important pests in coniferous forests. Their… Expand Abstract When immune NIH mice were killed 10 days after a challenge infection with Nematospiroides dubius, approximately 10% of… Expand The ecology of intestinal helminths has been extensively studied in the past few years, but one aspect of their ecology, the… Expand Grassi and Calandruccio (1888) reported the occurrence of Echinorhynchus moniliformis (Moniliformis moniliformis) in the small… Expand