Soybean Diseases

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 Disease Update April 23, 2018

Information on four early season soybean seedling diseases, including occurrence, symptoms, and management.

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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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Charcoal rot in soybean

Charcoal Rot: A Hidden Threat to Soybean Yield July 27, 2017

The persistent hot weather this growing season may be conducive to the development of charcoal rot disease in soybean and scouting is urged. Although charcoal rot is most severe in hot dry conditions, it can also cause losses when ample moisture is present, making it a hidden threat to yield.

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Phytophthora root and stem rot

Conditions Favor Early Season Soybean Diseases Again This Year June 6, 2017

Cool, wet conditions in May may be contributing to soybean seedling injury from disease. Scouting is recommended to identify diseases and differentiate injury from that caused by herbicides when determining potential stand loss.

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