Faculty Bio
Website: Wheat Disease section of CropWatch Plant Disease Management
Twitter: @wegulo2
Why Did Fusarium Head Blight Develop in My Wheat Field after I Sprayed at Flowering?
June 28, 2019
Some wheat growers who treated for fusarium head blight at flowering (the optimum timing) with a triazole fungicide (the most effective fungicide class for this disease) are wondering why they aren't seeing the control they expected this year.
Wheat Disease Update
June 28, 2019
The latest field surveys in southeast, south central, and southwest Nebraska showed varying levels of wheat diseases that are favored by excessive moisture.
Strategies for Handling Wheat Grain Affected by Fusarium Head Blight
June 25, 2019
Excessively wet field conditions are contributing to the development of Fusarium head blight (scab) in some wheat fields. The disease is characterized by premature whitening or bleaching of wheat heads. As scabby grain contains a mycotoxin, it requires special harvest and separation procedures, as outlined here.
Moisture Continues to Favor Development of Wheat Diseases
June 21, 2019
Surveys conducted June 16-20 in all wheat growing regions in the state showed diseases were increasing due to favorable wet conditions. There was a sharp contrast between the southeast where diseases were conspicuous and the northern Panhandle where fields looked lush green.
Wheat Disease Update: Fusarium Head Blight
June 14, 2019
As weather conditions continue to favor the development and progression of wheat diseases, Fusarium head blight has increased from trace to moderate to high levels this week.
Wheat Update: Diseases Are Increasing
June 7, 2019
Surveys of wheat fields in southeast Nebraska during the week of June 3 revealed a significant increase in diseases from the previous week.
Stripe Rust Confirmed in Nebraska Wheat
May 31, 2019
Stripe rust was confirmed this week in a wheat field in Perkins County. During a two-day survey of fields in south central and southwest Nebraska, Septoria tritici blotch, tan spot, powdery mildew, and fungal leaf spots were also found at low levels.
Wheat Disease Update
May 24, 2019
Several diseases were found in wheat in south central and eastern Nebraska this week and scab is likely to develop, given current conditions. Growers are encouraged to decide now as to whether to treat as once it appears, it's too late to treat.