Dylan Mangel - Extension Plant Pathologist

faculty
Work Plant Sciences Hall (PLSH) 448D
Lincoln NE 68583-0722
US
Work 402-472-2559 On campus, dial 2-2559

SCN nematodes

Sample for Soybean Cyst Nematode This Fall

September 29, 2022
Soil testing is the only way to accurately identify and monitor soybean cyst nematode, which may be the cause of unidentifiable yield loss during fall harvest.

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White mold on soybean

Soybean Disease Update: White Mold

August 11, 2022
Reports of white mold are being received from fields in Polk and Seward counties — while it is too late to manage infection this year, Nebraska producers have options for limiting white mold in next year's soybean crop.

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Stunted soybean plant

Phytophthora Root and Stem Rot is Appearing in Nebraska Soybean Fields

July 21, 2022
Disease development will be most rapid in low areas of the field that are poorly drained or where compacted soils are present, but can occur in well-drained fields during periods of excessive moisture.

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Frogeye leaf spot

Fungicide Resistance and Management of Frogeye Leaf Spot of Soybean in Nebraska

June 16, 2022
Frogeye leaf spot — which will likely begin appearing in Nebraska soybeans within the next few weeks — can cause significant yield loss, but there are effective management options available.

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Corn seedling
Figure 1. Seedling with post-emergence damping off (left) next to a healthy seedling. (Photo by Tamra Jackson-Ziems)

Conditions Favor Seedling Diseases in Early Planted Corn and Soybeans

May 25, 2022
As heavy rains and cool soils continue during early plant development, be sure to monitor seedling emergence and stand establishment to detect diseases as early as possible.

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