Moderate to severe frogeye leaf spot is being reported on soybean in northeast Nebraska. Pathogen resistance to QoI fungicide is suspected in two fields. If you suspect resistance, contact the author for possible testing.
Tune in to this CropWatch podcast on seed and early season issues with soybean diseases. Is your seed selection or treatment well matched with historical problems in the field? What should you be watching for at emergence and what are your management options.
In 2018 an array of weather conditions led to the development of several soybean diseases. Excessive early season moisture and heavy rains during the season resulted in many fields being impacted by Phytophthora root and stem rot. Frogeye leaf spot developed early in some areas and continues to build in the state with more fields being affected.
A farmer who is ordering soybean seed this fall asks "At $20 per unit, when does soybean seed treatment pay?" Here's what to consider when deciding whether to order fungicide and insecticide treatments for your soybean seed this year.
Sudden Death Syndrome (SDS) was found in soybean near Sutherland in west central Nebraska last Friday. While uncommon in the area, moist conditions earlier in the year would have been favorable for its development.