Corn rootworm control accounts for the largest agricultural use of insectides in Iowa. Most chemicals are applied in granular form, which makes them accessible to wildlife. Because these chemicals can be toxic, "softer" insecticides would be desirable from an environmental standpoint. Monoterpenoids, one type of softer insecticide, are natural products (constituents of essential oils from mints, cedar, pine, and citrus) that biodegrade fully and rapidly
Joel R. Coats
Jon J. Tollefson
Year of Grant Completion
Coats, Joel R. and Tollefson, Jon J., "Biorational insecticides for the control of corn rootworm" (1996). Leopold Center Completed Grant Reports. 84.