Black Spots in Corn? Southern Rust, Tar Spot and More
August 29, 2024
Differentiating between corn diseases can be difficult, but it's vital for effective long-term management. Read this article to learn more about the identifiable characteristics of Nebraska's most common and emerging corn diseases.
Corn Disease Update: Fungicide Expectations for Disease Control
August 15, 2024
Persistent wet weather in the early growing season set the scene for corn diseases to flourish. This article provides guidance on using foliar fungicides to mitigate loss, regarding application timing, disease history, crop stage and weather impacts.
Extension Crop and Pest Reports (July 22-26)
July 26, 2024
Extension educators share their observations in fields across Nebraska this week.
Corn Diseases Developing in Some Fields — What To Watch
July 12, 2024
Tar spot has been confirmed in several eastern Nebraska counties in recent weeks, and distribution of the fungus is expected to continue expansion this year.
This Week on N Field: Tar Spot 2024
July 12, 2024
Nebraska producers should be on the lookout for tar spot — watch this episode of N Field for quick tips on scouting and identification.
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.
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.
What’s New in Plant Pathology
March 19, 2020
Fungicide resistance was confirmed in soybean samples from 10 Nebraska counties infected with the frogeye leaf spot pathogen. Tar spot, a fungal disease of corn, has been confirmed in numerous western Iowa counties and is likely to reach Nebraska in 2020.