Integrated Crop Management News
 

Document Type

Article

Publication Date

7-23-2019

Abstract

Western and northern corn rootworm are major corn pests in Iowa and surrounding states(Photos 1 and 2). Farmers have seen several management changes, including the release offour Bt-rootworm traits to suppress corn rootworm larvae since 2003. Although bothspecies are persistent pests, western corn rootworm is particularly adaptable. TheGassmann Lab at Iowa State University (ISU) has confirmed western corn rootwormresistance to all Bt rootworm traits in Iowa.

Copyright Owner

Iowa State University

Language

en

File Format

application/pdf

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The Iowa State University Digital Repository provides access to Integrated Crop Management News for historical purposes only. Users are hereby notified that the content may be inaccurate, out of date, incomplete and/or may not meet the needs and requirements of the user. Users should make their own assessment of the information and whether it is suitable for their intended purpose. For current information on integrated crop management from Iowa State University Extension and Outreach, please visit https://crops.extension.iastate.edu/.