Stephen Wegulo - Extension Plant Pathologist

Stephen Wegulo

faculty
Work Plant Sciences Hall (PLSH) 406H
Lincoln NE 68583-0722
US
Work 402-472-8735 On campus, dial 2-8735

Faculty Bio
Website: Wheat Disease section of CropWatch Plant Disease Management
Twitter: @wegulo2

Stripe rust

Stripe Rust Confirmed in 11 Counties in Southeast and South-central Nebraska

May 13, 2021
While leaf rust was not observed in any surveyed wheat fields, stripe rust was confirmed in 11 counties this week in southeast and south-central Nebraska.

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Fungal leaf spot

Wheat Disease Update

May 6, 2021
Low levels of disease were surveyed in Nebraska wheat on May 5, with fungal leaf spot disease and barley yellow dwarf identified in Jefferson County.

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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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Powdery mildew on wheat

Scout Wheat Fields for Early Disease Detection

April 28, 2021
The presence of diseases in their early stages of development in research plots indicates that it is time to scout Nebraska wheat fields for early disease detection.

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wheat grain contaminated with ergots

Reducing Yield Loss in Wheat Through Fungicide Seed Treatments

September 1, 2020
Three strategies can be used in combination to manage seed transmitted fungal diseases of wheat: fungicide seed treatments, use of clean seed, and planting resistant varieties.

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what leaf rust

Wheat Disease Update: June 10

June 11, 2020
As of June 10, diseases in Nebraska wheat fields remained at trace to low levels. Stripe rust was detected in a grower’s field in southeast Nebraska (Thayer County) on May 27, but hot and dry weather prevented its development.

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wheat showing signs of barley yellow dwarf

Wheat Disease Update: June 2

June 2, 2020
Disease levels are low in most Nebraska wheat fields. Current hot daytime temperatures and dry conditions will keep disease levels low in areas that do not receive rainfall.

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stripe rust on wheat

Wheat Disease Update: Stripe Rust Confirmed in Nebraska

May 28, 2020
During a survey of wheat fields in south central and southeast Nebraska on May 27, stripe rust was found at trace levels in a grower’s wheat field in Thayer County in southeast Nebraska.

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