Plant and Pest Diagnostic Clinic

Yellowed wheat field from wheat streak mosaic disease complex

Wheat Disease Update for May 17, 2024

May 17, 2024
The prevalence of stripe rust has significantly increased in Nebraska, with infections identified in 15 southern counties so far.

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Field with wheat disease

Wheat Disease Update: Stripe Rust Confirmed in Nebraska

May 10, 2024
The appearance of wheat disease has increased in Nebraska, with new observations of stripe rust in several counties and low levels of barley yellow dwarf and leaf spot diseases.

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Stripe rust on wheat leaf

Wheat Disease Update for May 3, 2024

May 1, 2024
Diseases observed in Nebraska wheat fields so far this growing season have been minimal, but producers should be on the lookout for stripe rust, as infections have been identified in two southern Nebraska counties.

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Stripe rust
Figure 1. Stripe rust in a grower’s wheat field in Deuel County on June 12. (Photo by Stephen Wegulo)

Update on Rust Diseases of Wheat – June 16, 2023

June 16, 2023
Stripe rust and leaf rust were observed in Nebraska fields this week; however, these diseases are not expected to cause significant yield reductions due to their late arrival in the wheat growing season.

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Wheat field

Wheat Disease Update for June 1, 2023

June 1, 2023
Tan spot was identified in several fields recently surveyed in the Panhandle, and though Fusarium head blight hasn't been observed in fields yet, parts of western Nebraska are currently at high risk for infection. 

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Wheat field in southeast Nebraska
Figure 1. A wheat field in Fillmore County in southeast Nebraska on May 17. There were no foliar diseases and emergence was uniform, but plants were much shorter than normal due to inadequate soil moisture. (Photo by Stephen Wegulo)

Wheat Disease Update for May 18, 2023

May 18, 2023
Though stripe rust has been sighted in southern Kansas wheat fields, there have been no signs of disease in Nebraska wheat as of yet.

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SCN nematodes

Sample for Soybean Cyst Nematode This Fall

September 29, 2022
Soil testing is the only way to accurately identify and monitor soybean cyst nematode, which may be the cause of unidentifiable yield loss during fall harvest.

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White mold on soybean

Soybean Disease Update: White Mold

August 11, 2022
Reports of white mold are being received from fields in Polk and Seward counties — while it is too late to manage infection this year, Nebraska producers have options for limiting white mold in next year's soybean crop.

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