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Agronomic Directions

Learn best practices and tips for greater agronomic success.

Corn, Disease

Identifying Tar Spot in Corn

Tar spot is a relatively new disease to the United States. While tar spot alone is not known to cause economic damage, when it is present with another disease (Monographella maydis), a disease complex is formed which may cause yield losses. Samples should be sent to a laboratory to confirm the presence of tar spot. … ContinuedRead 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 through harvest 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 and trigger remobilization of carbohydrates … ContinuedRead more


Corn Kernel Sprouting

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

Corn, Disease, Fungicide

Bacterial Diseases of Corn

Although there are no in-season practices to effectively manage Stewart’s wilt, Goss’s Wilt, bacterial stalk rot, and holcus leaf spot, 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, and laboratory culturing or microscope examination may be required for diagnosis. View PDFRead more

Corn, Disease, Nutrients, Planting, Soil

Continuous Corn Management

While challenging, it is possible to obtain high yields in continuous corn when residue, nitrogen, and volunteer corn are managed appropriately.  Several management strategies including selecting highly productive fields, the correct corn product, the correct insect trait package, and optimal seeding rates are recommended to reduce the risks associated with corn after corn.  Consider seed … ContinuedRead more