US: Crop rotations avoid insecticide resistant bugs

A potato beetle researcher recommends farmers alternate crop rotations and insecticides to avoid building up insect populations that are resistant to the chemicals. University of Maine associate professor of applied entomology Andrei Alyokhin shared his tips during the Washington Oregon Potato Conference in Kennewick, Wash. Alyokhin advises using crop rotations and alternating different insecticide applications instead of continuous cropping or repeated applications of the same insecticide. More