Soybean Diseases

Soybean leaves with bacterial blight

Late Season Soybean Diseases Widespread in Areas of Nebraska

September 13, 2019
Record rainfall during August and continued wet conditions into September are much to blame for the flush of diseases Nebraska’s soybean crop has been experiencing. Here are some of the most common diseases at this time and information on managing them.

Read more

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.

Read more

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.

Read more

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.

Read more

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.

Read more

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.

Read more