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european corn borer

european corn borer

The European corn borer (Ostrinia nubilalis) is a primary target of Bt corn. A study in North Carolina finds many growers of Bt corn aren’t planting refuge crops, a key strategy in slowing the corn borer’s development of resistance to insecticidal protein found in Bt crops. (Photo credit: Adam Sisson, Iowa State University, Bugwood.org)

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