Diane Plewa Email

Soybean Phytophthora root, crown, and stem rot is one of the most significant diseases affecting soybean production worldwide. Multiple species of Phytophthora, a group of related soilborne pathogens, can infect soybean and cause primarily root rots while Phytophthora sojae causes root, crown, and stem rot, resulting in more severe symptoms and increased yield loss. In the state of Illinois, it ranks among the top yield-reducing diseases, following white mold and soybean cyst nematode (SCN).…

The University of Illinois Plant Clinic is an Extension program located in the Department of Crop Sciences. For more information, please see our website: https://extension.illinois.edu/plant-clinic or contact us at 217-333-0519.
 
Wheat Samples: We have received 3 wheat samples so far in 2025, all from southern Illinois. Bacterial leaf streak, Septoria leaf blotch, and thrips were found on the samples from Marion County, while anthracnose, Fusarium head blight, Septoria leaf blotch, stripe rust, and thrips were found on the sample from Jackson County.…