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The U.S. Environmental Protection Agency (EPA) recently released two pesticide registration notices (PRNs) that impact how technology providers, crop advisers, and producers manage resistance. These documents are in addition to a new framework to address Bt resistance in corn rootworm released in 2016. These releases, which all went through public comment, provide guidance in managing resistance and support the strategies and goals of the Iowa Pest Resistance Management Program (IPRMP).

AMES, Iowa — A new staff member at Iowa State University will coordinate day-to-day activities of a statewide effort to help Iowa farmers address pest resistance in their fields.

The Harrison County Pest Resistance Management Project team held a field day at the Larry Buss farm southwest of Logan. 10 herbicide programs were available for comparison to evaluate success and implications for resistance management of weeds including waterhemp, marestail, giant ragweed and Palmer amaranth.

AMES, Iowa — Harrison County is home to a new project focused on combating weed resistance as part of a statewide pest resistance management program led by Iowa State University.