Soybean Disease

Plant & Pest Diagnostic Clinic Report (June 14)

June 15, 2017

The following diseases were reported in samples submitted to the UNL Plant and Pest Diagnostic Lab June 1 to June 14.

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

Soybean fungicide calculator

Research in 4 North Central States Shows Limited Response with Fungicide in R3 Soybeans

February 3, 2017

In a multi-year summary of soybean studies with fungicide and insecticide applications in the north central United States, university researchers combined trial data to estimate overall profitability of foliar applications at the R3 growth stage (beginning pod development).

Read more

Soybean cyst nematode cysts on soybean
Soybean cyst nematode cysts on soybean

Test for SCN This Fall & Select Seed Accordingly

October 31, 2016
If you noticed some areas of your soybean fields that didn't yield as well as expected, this fall would be a good time to soil test for soybean cyst nematode. In University of Nebraska research of SCN-infested fields, switching to an SCN-resistant variety increased yields as much as 6 bu/ac.

Read more

PPDC Reporting Districts
PPDC Reporting Districts

Corn and Soybean Diseases Reported by UNL PPDC

September 9, 2016
The following diseases were reported in samples submitted to the UNL Plant and Pest Diagnostic Lab July 1 to Sept. 8.

Read more

Figure 1.  Foliar symptoms of SDS start as clorotic blotches between the veins (leaves in the background) and advance to necrotic areas with bright yellow margins. Veins remain green.
Figure 1. Foliar symptoms of SDS start as clorotic blotches between the veins (leaves in the background) and advance to necrotic areas with bright yellow margins. Veins remain green.

Sudden Death Syndrome Showing Up in Several Areas

August 26, 2016
Wet soil conditions earlier this year and heavy rains during flowering were favorable for early infection with Sudden Death Syndrome (SDS). While there is no treatment at this time, correctly identifying any (and all) stem and root rots like SDS can help you plan for management in future years.

Read more

Soybean/Corn Disease Update and Field Day Aug. 24 near Auburn

August 4, 2016

Nebraska Extension will be hosting a Soybean/Corn Disease Update and Field Day Wednesday August 24 in Nemaha County.

Read more

Frogeye leaf spot in soybean
Frogeye leaf spot in soybean

Frogeye Leaf Spot Starting to Show Up in Soybean

August 3, 2016
While the fungal disease frogeye leafspot (Cercospora sojina) is not common across Nebraska, it is becoming more widespread. Here's how to identify and manage it in soybeans.

Read more

Pages