Corn Disease

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This Week on N Field: Hail Damage on Corn

July 13, 2023
A review of the immediate and long-term impacts of hail damage on corn to assist producers with decision-making for the remainder of the growing season.

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This Week on N Field: Tar Spot in Corn

July 6, 2023
Learn the techniques for conducting a thorough examination when scouting for tar spot in your fields.

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Common smut on corn

Disease Development Associated with Early-season Hail Damage in Corn

July 7, 2022
Several diseases resulting from hail and wind injury have been verified in corn across the state and are likely to worsen under current environmental conditions.

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SDS on soybeans

Seed Selection Can Help Manage Diseases Next Year

October 27, 2021
Reviewing diseases that have caused issues in previous years can help you select more disease-resistant corn hybrids and soybean varieties for the upcoming growing season.

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Tar spot on corn
More severe tar spot pictured in western Iowa in October 2019.

Tar Spot Disease of Corn Confirmed in Several Nebraska Counties

October 21, 2021
Tar spot was confirmed in seven eastern Nebraska counties during recent weeks, and there are likely additional corn fields in other counties where the disease can be found.

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Crown rot in stem

Crown and Stalk Rot Sampling Tips

August 26, 2021
As you continue to scout fields late in the season, it is important to collect the right kind of sample to ensure proper diagnosis.

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Frogeye leaf spot

Corn and Soybean Disease Update: Southern Rust, Frogeye Leaf Spot, and Phytophthora Root and Stem Rot

July 21, 2021
Following identification of southern rust, Phytophthora root and stem rot, and frogeye leaf spot in areas throughout the state, producers are encouraged to scout and be prepared to apply the appropriate fungicide treatments.

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link to Managing Diseases Starts NOW with Seed Selection

Managing Diseases Starts NOW with Seed Selection

November 19, 2020
Now is the perfect time to think about how you can minimize diseases next growing season. Planting disease-resistant hybrids and varieties may be a more economical way to manage certain diseases, reduce disease severity and reduce dependence on pesticides.

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