Evidence for regional differences in the emergence pattern of the European corn borer (Lepidoptera: Pyralidae) in Quebec

Adult European corn borer (ECB), Ostrinia nubilalis (Huebner), moth flight was observed using pheromone traps in seven regions of Quebec. In each region, ECB flight period peaked at different degree-day (DD) (base temperature, 10 degree C) accumulations. Equations resulting from regressions of the p...

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