Integrated Crop Management
Latest Updates
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August 12, 2026Content Author
The corn crop is advancing in growth stages and farmers, agronomists, and crop scouts are all keeping a close eye on fields to monitor for the development of foliar disease. While some diseases are present in fields, pressure is significantly lower than in 2025. Many images have come in of other corn issues – some disease, some not. Questions about what is and isn’t Curvularia leaf spot, a new disease to Iowa, are by far the most common.
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August 12, 2026Authors
A recently published summary of over 15 years' worth of research reveals farmers can conserve pollinators at the edges and even inside corn and soybean fields. This conservation is in the form of prairie strips planted with native, perennial flowering plants. Prairie strips offer significant food and nesting habitat for pollinators
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August 12, 2026Authors
Pollination is complete for most cornfields in Iowa, but it is still important to continue scouting for insect pests that may be robbing corn yields as the season progresses. We do not recommend using foliar insecticides unless scouting determines a need to spray. Some pests are resistant to older active ingredients, such as pyrethroids, and careful identification will determine what product would be more effective. In addition, prophylactic use of insecticides will limit any benefits that natural enemies may provide.
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