Northwest and Allee Research and Demonstration Farm
This past summer, corn rootworm technologies were evaluated in side-by-side experiments at four locations in Iowa. The objective of this study was to measure and compare the degree of root protection,standability, and yield provided by the three corn rootworm Cry protein technologies and a standard soil insecticide—Aztec 2.1G.
Iowa State University
Oleson, James; Tollefson, Jonathan; and Rice, Marlin E., "Evaluation of Corn Rootworm Hybrids" (2008). Iowa State Research Farm Progress Reports. 780.