UW study advises alfalfa growers on managing pesticide-resistant weevils

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UW study advises alfalfa growers on managing pesticide-resistant weevils

CASPER, Wyo. — A University of Wyoming study conducted in Sheridan helped shape new recommendations for managing the effects of a problematic insect on alfalfa crops. The study authors say that alfalfa weevils, which skeletonize the foliage of the valuable feed crop, are growing resistant to commonly-used pesticides. Growers should consider early harvests and other pesticides in certain cases, the study says. “It is important for alfalfa growers…