Survivorship of Z-Pheromone Race European Corn Borer (Lepidoptera: Crambidae) on a Range of Host Plants Varying in Defensive Chemistry

The European corn borer, Ostrinia nubilalis (Hübner), was introduced in North America in the early 1900s and became a major pest of corn. After its introduction, it was found on > 200 other plant hosts, but corn remained its primary host. Early life history studies indicated that European corn borer had the potential of a wide host range. For nearly 80 yr before the introduction of Bt corn, the European corn borer was a major pest of corn in...