Corn rootworms suspected of resistance to Bt corn varieties discovered in Pennsylvania
News
August 15, 2014

Corn rootworms suspected of resistance to Bt corn varieties discovered in Pennsylvania

by John Tooker, PSU Entomology Specialist For the past few years, folks in Pennsylvania have heard reports from midwestern states of continuous corn growers struggling to control populations of western corn rootworms that developed resistance to some Bt corn varieties. Thus far, this problem has occurred elsewhere,

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