Corn rootworm caused more than 342 million bushels of yield loss in 2024. That’s over 80 million bushels more than losses from all other invertebrate corn pests combined.¹ It’s a challenging pest to ...

Sampling by Bayer CropScience indicates corn rootworm numbers will be higher this season than last year. Check out our “before and after” visual in the story below for more details on the differences ...

AMES, Iowa – A researcher at Iowa State University is urging Iowa farmers to adopt a diverse range of pest management tactics to suppress the resistance of western corn rootworm to Bt corn, a widely ...

Corn rootworm is rearing its tiny head in abundance in a growing number of corn fields in the Corn Belt, according to experts in the field. University of Minnesota Extension corn entomologist Fei Yang ...

Western corn rootworm typically dominates southern Minnesota's continuous corn fields, where it tends to outcompete its northern corn rootworm counterparts. In 2024, a variant of western corn rootworm ...

WESLEY, Iowa — Western corn rootworm is a big challenge, said Erin Hodgson, ISU Extension entomologist. She shared research and management recommendations at the recent North Central Iowa Research ...

An analysis of data covering 12 years and 10 U.S. Corn Belt states reveals that farmers suffer economic loss from the over-application of genetically engineered corn designed to combat rootworm pests.

Corn that contains proteins that protect it from insect damage has been grown in the U.S. since the mid-1990s. Known as Bt corn, because the proteins are derived from a bacterium called Bacillus ...

WESLEY — New products for waterhemp management, an update on corn rootworm management and a grain market outlook will highlight the annual meeting of the North Central Iowa Research Association at the ...

Volunteer corn is more prevalent in the 2022 growing season and can cause some yield losses, but Bruce Potter, an integrated pest management specialist at the University of Minnesota Southwest ...

A study from the University of Kentucky Martin-Gatton College of Agriculture, Food and Environment offers fresh insights into a billion-dollar problem for U.S. corn producers each year. New research ...