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This Week on N Field: Disease Concerns After Hail Damage

July 27, 2023
Hail damage can wound plants, but will this damage increase the amount of disease you will see in the field? Nebraska Extension specialists share insights on whether a fungicide could benefit your damaged crop.

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Tan spot
Figure 1. Tan spot on a wheat leaf. (Photos by Stephen Wegulo)

After-harvest Wheat Disease Management Strategies for Reducing Losses in 2024

July 13, 2023
Strategies that can be used between now and planting winter wheat this fall to minimize losses due to diseases during next year’s growing season.

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Frogeye leaf spot

Fungicide Resistance and Management of Frogeye Leaf Spot of Soybean in Nebraska

June 16, 2022
Frogeye leaf spot — which will likely begin appearing in Nebraska soybeans within the next few weeks — can cause significant yield loss, but there are effective management options available.

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Makovicka family
(From left) Ron, Justin, Oliver and Brad Makovicka.

Farmer Focus: Growers Evaluate Xyway™ LFR® Fungicide as an Alternative to Aerial Applications

May 25, 2022
Results of eight Nebraska on-farm research trials on using Xyway™ LFR® as an alternative to mid-season foliar fungicide applications, particularly where aerial applications are restricted or infeasible.

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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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SDS foliar symptoms

Triazole Phytotoxicity in Soybeans

August 26, 2021
Soybeans across Nebraska are currently presenting symptoms common with Sudden Death Syndrome and Brown Stem Rot; however, recent samples indicate many of the affected fields are experiencing phytotoxicity due to the application of a triazole (DMI) fungicide.

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Stripe rust
Figure 1. Stripe rust. (Photo by Nathan Mueller)

Track Stripe and Leaf Rust in Winter Wheat Across Nebraska

May 10, 2023
Producers are encouraged to report wheat stripe and leaf rust sightings again this year to help Nebraska Extension continue monitoring movement of these crop diseases throughout the state.

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Frogeye leaf spot on soybean plant
Figure 1: Frogeye leaf spot of soybean (FLS) disease caused by foliar pathogen, Cercospora sojina, (Photo courtesy: Tamra Jackson-Ziems/UNL)

Nebraska Soybean Foliar Fungicide Use Survey

March 17, 2021
Offered until May 31, the foliar fungicide use survey will help UNL researchers determine future Extension programming to best meet the needs of soybean growers and other agribusiness professionals.

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