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Stephen Wegulo - Extension Plant Pathologist

UNL variety trials conducted in eastern Nebraska are an important process to help guide growerâs variety selection.

September 27, 2018

Winter Wheat Varieties with an Eastern Nebraska Fit

By Nathan Mueller - USDA NRCS, State Soil Health Specialist, Teshome Regassa - Research Assistant Professor, Stephen Wegulo - Extension Plant Pathologist, Randy Pryor - Extension Educator, Megan Taylor - Former Extension Educator

Bacterial leaf streak in wheat

January 10, 2019

Wheat Disease Update: Bacterial Streak and Black Chaff

By Stephen Wegulo - Extension Plant Pathologist

cropwatch graphic

January 9, 2019

What’s New in Plant Pathology

By Tamra Jackson-Ziems - Extension Plant Pathologist, Stephen Wegulo - Extension Plant Pathologist, Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Goss's Wilt of corn

January 23, 2019

Nebraska Plant Pathology: A Culture of New Diseases

By Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic, Bob Harveson - Extension Plant Pathologist, Panhandle Research and Extension Center, Tamra Jackson-Ziems - Extension Plant Pathologist, Stephen Wegulo - Extension Plant Pathologist

(L-R) Wheat leaves with stripe rust, leaf rust, and powdery mildew

April 18, 2019

It is Time to Start Scouting for Wheat Diseases

By Stephen Wegulo - Extension Plant Pathologist, Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Powdery mildew in wheat

May 17, 2019

Levels of Wheat Diseases Low, But Likely to Increase

By Stephen Wegulo - Extension Plant Pathologist

Figure 1. A growerâs wheat field in Webster County with low disease levels on May 23. (Photos by Stephen Wegulo)

May 24, 2019

Wheat Disease Update

By Stephen Wegulo - Extension Plant Pathologist

Figure 1. Stripe rust in a growerâs field in Perkins County on May 30.

May 31, 2019

Stripe Rust Confirmed in Nebraska Wheat

By Stephen Wegulo - Extension Plant Pathologist, Randy Pryor - Extension Educator

Figure 1. Leaf rust, powdery mildew, and a fungal leaf spot all present in a single plot at UNLâs Havelock Research Farm near Lincoln on June 6 (Photo by Stephen Wegulo)

June 7, 2019

Wheat Update: Diseases Are Increasing

By Stephen Wegulo - Extension Plant Pathologist, Nathan Mueller - USDA NRCS, State Soil Health Specialist

Figure 1. Fusarium head blight in a state variety trial in a growerâs field in Jefferson County on June 13. (Photos by Stephen Wegulo)

June 14, 2019

Wheat Disease Update: Fusarium Head Blight

By Stephen Wegulo - Extension Plant Pathologist

Wheat leaf rust

June 21, 2019

Moisture Continues to Favor Development of Wheat Diseases

By Stephen Wegulo - Extension Plant Pathologist

Field of wheat with severe fusarium head blight

June 25, 2019

Strategies for Handling Wheat Grain Affected by Fusarium Head Blight

By Stephen Wegulo - Extension Plant Pathologist