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Iowa State University


Entomology Image Gallery > Plant Diseases and Damage > Corn > Corn Rootworm Damage

Corn roots from YieldGard Rootworm

Corn roots from YieldGard® Rootworm hybrid (left) and hybrid without Bt rootworm protein (right). Photo by Jon Tollefson.

Corn roots from YieldGard Rootworm

This image appears in the following article:

YieldGard® Rootworm approved by EPA (March, 2003)

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Iowa State University Entomology Department. Last modified March 19, 2003 by John VanDyk.