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Agronomic Directions

Learn best practices and tips for greater agronomic success.

Corn, Planting, Weather

Cold Temperatures and Chilling Injury

We have a complex weather forecast coming this weekend. North of Hwy 20 through Iowa and Illinois they are calling for the possibility of getting 2-8” of snow for tomorrow. The lows for Saturday and Sunday are in the range of the mid-20’s with rain potential every day. Most of next week appears to have … ContinuedRead more

Corn, Disease

Identifying Tar Spot in Corn

Tar spot is a relatively new disease to the United States and is not known to cause economic damage. A disease complex is formed when tar spot is present with another disease (Monographella maydis).  As a result, yield loss may occur.  Sending samples to a laboratory can confirm the presence of tar spot. →View PDFRead more

Corn, Disease, Fungicide, Insecticide, Pests

End of Season Corn Management

Insect, disease, and environmental stress during grain fill can compromise corn yield potential and quality.  Monitoring the crop can help guide decision making during grain fill and provide insight for managing the harvested crop and planning for next season.  Late season stress can reduce the plant’s photosynthetic capacity.  Remobilization of carbohydrates from stalks and leaves … ContinuedRead more


Corn Kernel Sprouting

Corn kernel sprouting can occur under wet and warm conditions.  Subsequently it is more likely to occur with products that have open husks and upright ears. →View PDFRead more

Corn, Disease, Fungicide

Bacterial Diseases of Corn

There are no in-season practices to effectively manage Stewart’s wilt, Goss’s Wilt, bacterial stalk rot, and holcus leaf spot.  However, understanding the distinctions between these diseases can aid future management. →View PDFRead more

Corn, Disease, Fungicide

Corn Leaf Diseases

Leaf diseases may exhibit similar symptoms or have multiple diseases present at once.  Laboratory culturing or microscope examination may be required for diagnosis. →View PDFRead more

Corn, Disease, Nutrients, Planting, Soil

Continuous Corn Management

High yields in continuous corn are possible if residue, nitrogen, and volunteer corn are properly managed.  Several management strategies are recommended to reduce the risk associated with corn following corn.  Start by selecting highly productive fields.  In addition, the right corn product and insect trait package along with optimal seeding rates.  Find protection against early-season … ContinuedRead more