Soybean Disease

Figure 1. The degree of damage from standing water in this field will depend on several factors and likely will lead to direct yield losses or indirect losses from increased disease pressure.

Flooding and Ponding in Soybeans

June 22, 2018
Soybean plants are generally able to withstand a fair amount of flooding in the short term; however, diseases favored by wet conditions may become a problem for the rest of the season. Research shows the length of time the soil is wet and the type of soil will affect plant injury and survival.

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Soybean seedling with disease injury

Soilborne and Early Seedling Pathogens and Delayed Planting in Corn and Soybean

May 3, 2018
Soilborne pathogens and early seedling diseases may be more frequent in corn and soybean this year due to cool weather conditions this spring and delayed planting.

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Frogeye leaf spot
Frogeye leaf spot

Frogeye Leaf Spot Resistance Increasing in Soybean

February 21, 2018
While not close to Nebraska yet, fungicide-resistant frogeye leaf spot has been confirmed in eastern Iowa. Ward off problems here by implementing integrated management practices.

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Soybean Disease Update

January 8, 2018
Information on four early season soybean seedling diseases, including occurrence, symptoms, and management. An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics.

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Fungicides are for Fungi

January 8, 2018
Symptoms of bacterial diseases can be easily confused with those of fungal diseases in field crops. This article, from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics, reviews some of the common mistakes made in the major field crops and reviews research on the impact of fungicide use after hail events in corn and soybean.

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White mold in soybean

White Mold More Common This Year in Soybean

August 24, 2017
The increased levels of white mold that growers are finding in soybean this year are likely due to cool wet conditions at bloom, when the initial infection actually occurred.

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Sudden deaht syndrome in soybean
Sudden death syndrome in soybean

Sudden Death Syndrome Starting to Show up in Soybeans

August 16, 2017
Sudden death syndrome often appears in small patches of a field and can be confused with injury from brown stem rot. This story and two field videos examine SDS symptoms and how to differentiate it from other diseases. Once confirmed in a field, management begins with seed selection for the next crop.

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soybean stem canker

Soybean Stem Canker Uncommon, but Found in Southeast Nebraska

August 10, 2017
Nebraska Extension Plant Pathologist Loren Giesler shares a short field video on identifying soybean stem canker.

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