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 ...

You can’t construct a strong building on a weak foundation, and you can’t grow a great corn crop on a weak root system. From freezing temperatures to voracious underground pests and other threats, ...

When it comes to farming, no two years are ever the same. Each season brings its own unique mix of weather shifts, pest pressures and disease outbreaks, forcing growers to adapt. The 2025 season was a ...

AMES — Western corn rootworm resistance to Bt corn is increasing, and if farmers hope to maintain Bt traits as tools, they need to diversify their management, said Aaron Gassmann, Iowa State ...

Too much of a specific type of Bt corn — genetically modified to produce insecticides against corn rootworm — is being planted in places that don’t have a high risk of corn rootworms destroying corn ...

WEST LAFAYETTE, Ind. — You can't teach old farmers new tricks for controlling corn rootworms. A Purdue University study found that as farmers approach late middle age, they are less likely to plant ...

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.

(Beyond Pesticides, April 21, 2023) Into the annals of “entropic methods of agricultural pest control” arrives recent research showing that pests are, unsurprisingly, developing resistance to a ...

Fifty years of records from cornfields in five Midwestern states show that genetically modified corn has dramatically reduced populations of a common corn-eating worm, the European corn borer. That ...