Abstract Diamondback moth, Plutella xylostella (Linnaeus) (Lepidoptera: Plutellidae), was first recorded in North America from Europe about 150 years ago and can be a significant pest of canola Western Canada. Because parasitism P. Canada is generally low, the introduction one or more additional exotic parasitoids being considered to increase suppression populations. Life table studies determin...

Abstract Diamondback moth, Plutella xylostella (Linnaeus) (Lepidoptera: Plutellidae), a globally important pest of Brassicaceae crops, migrates into all provinces Canada annually. Life tables were used to determine the mortality levels contributed by parasitoid complexes associated with diamondback moth in British Columbia, Ontario, Prince Edward Island, and insular Newfoundland. Overall, popul...