Crop Disease

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Hosted by Samantha Teten and Jackson Stansell — graduate students in UNL's Department of Biological Systems Engineering and Nebraska Extension Digital Agriculture team members — FarmBits Podcast is a weekly series highlighting new innovations and trends in digital agriculture through interviews with academic experts, farmers and industry specialists.

FarmBits Podcast: Sporing New Insights

July 28, 2021
Kristine White, CEO of Spornado, discusses how her company is providing predictive fungal disease insights with its Spornado Sampler, an in-field device that captures airborne fungal spores above the crop canopy.

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Frogeye leaf spot

Corn and Soybean Disease Update: Southern Rust, Frogeye Leaf Spot, and Phytophthora Root and Stem Rot

July 21, 2021
Following identification of southern rust, Phytophthora root and stem rot, and frogeye leaf spot in areas throughout the state, producers are encouraged to scout and be prepared to apply the appropriate fungicide treatments.

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Wheat field day attendees
Figure 1. A wheat field day at the High Plains Ag Lab in Cheyenne County on June 15.

Wheat Disease Update

June 18, 2021
The majority of fields visited in southern Nebraska this week had only trace levels of Fusarium head blight, but moderate to high levels of FHB were observed in susceptible varieties in a state variety trial in Red Willow County.

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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

April 29, 2021
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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Sugar beets with root disease
These sugarbeets demonstrate symptoms of a root disease characteristic of the wet-rot disease.

Sugarbeets: Source of the First Gram-Positive Bacterial Disease in Nebraska

March 10, 2021
Nebraska Extension Plant Pathologist Bob Harveson discusses the origins and impact of Gram-positive bacterial pathogens to Nebraska agriculture.

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link to Managing Diseases Starts NOW with Seed Selection

Managing Diseases Starts NOW with Seed Selection

November 19, 2020
Now is the perfect time to think about how you can minimize diseases next growing season. Planting disease-resistant hybrids and varieties may be a more economical way to manage certain diseases, reduce disease severity and reduce dependence on pesticides.

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