Delahaut, K.A. 2001. Garden Facts: Caterpillar Pests of Cole Crops. University of Wisconsin-Extension. Accessed at: <http://learningstore.uwex.edu/Caterpillar-Pests-of-Cole-Crops-P565.aspx>
Published by the University of Wisconsin Extension, Caterpillar Pests of Cole Crops is a part of the Garden Facts series. This publication identifies the imported cabbageworm, cabbage loopers, and the diamondback moth as three key pests for Wisconsin cole crops. How to identify these species by appearance or symptoms and effects, their life cycle, scouting suggestions, as well as control recommendations are discussed in short detail.