Plant Disease

Crop Diseases Confirmed by UNL Plant & Pest Diagnostic Clinic June 14, 2019

Report of the diseases reported in samples submitted to the UNL Plant and Pest Diagnostic Lab from May 15 to June 14 for corn, soybean, and wheat.

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Goss's Wilt of corn

Nebraska Plant Pathology: A Culture of New Diseases January 23, 2019

Though relatively small, UNL's Department of Plant Pathology has played a significant role in the discovery of many economically important plant diseases, including most recently, a new fungal pathogen causing Fusarium head blight of wheat. This article is from the 2019 Nebraska Crop Management Conference Proceedings.

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Specialty Crops Disease Update January 10, 2019

The occurrence and distribution of plant pathogens are long known to be strongly influenced by the environment. We see evidence of this concept every season on specialty crops in western Nebraska, and 2018 was no exception.

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Cowpea wilt
Figure 1. A two-year study of diseases in Nebraska cowpea, also known as black-eyed pea, found a wilt, similar to bacterial wilt in dry bean, to be most common. (Photos by Bob Harveson)

Cowpea Bacterial Wilt ― An Old Disease in a New Crop October 9, 2018

As growers in western Nebraska look at new pulse crops to integrate into their rotations, a UNL plant pathologist works to identify possible disease threats. Cowpea (black-eyed pea) is being studied now.

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Stalk rots in corn
Stalk rots in corn

Corn & Soybean Diseases Confirmed Sept. 13-28 September 28, 2018

Various corn stalk rots lead the list of corn and soybean diseases confirmed by the UNL Plant and Pest Diagnostic Clinic September 13 - 28. Diseases are listed by reporting district.

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Frogeye leaf spot on a soybean leaf

Diseases Confirmed in Corn and Soybean July 26-Aug. 15 August 17, 2018

Corn and soybean diseases confirmed by the university's Plant and Pest Diagnostic Clinic from July 26 to August 16.

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Leaf symptoms of brown stem rot of soybean

Crop Diseases Confirmed in Corn and Soybean July 16-26 July 26, 2018

Corn and soybean diseases confirmed by the university's Plant and Pest Diagnostic Clinic July 16-26.

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Loren Giesler, new Head of the UNL Department of Plant Pathology

Loren Giesler Named Head of Plant Pathology Department July 23, 2018

Loren Giesler has been named head of the Plant Pathology Department at the University of Nebraska–Lincoln, effective Sept. 1, 2018. A long-time contributor to CropWatch, Giesler is a professor and extension plant pathologist in the department.

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