Tar spot starting to flare up in parts of Northern Illinois
The cooler temperatures and rains that have moved through the Northern part of Illinois the past 10-14 days have been favorable for the development of tar spot on corn. …
Southern rust of corn-keep your eyes peeled!
Southern rust is caused by the obligate fungal pathogen Puccinia polysora. Puccinia polysora produces fuzzy, raised structures called pustules on leaves and stalks of corn. Pustules contain thousands…
Illinois disease update 7/11/19
Crops are finally starting to pick up growth throughout the state. In parts of the south we have tasseling corn, while we will hit VT soon in some of…
Tar spot on corn risk map for 6.27.19
The UIUC applied field crop pathology lab will be monitoring Tarspot risk this season though testing the Tarspotter forecast application under development by the University of Wisconsin Madison. The…
Understanding Tar spot risk maps for corn
We are working with our colleagues at the University of Wisconsin-Madison to test and improve their weather based forecasting tool for tar spot on corn. This tool is currently…
Using seed treatment for sudden death syndrome in soybeans- don’t forget to include your base treatments
With tight profit margins, and other issues affecting farm profitability, some producers that use iLeVO for helping manage sudden death syndrome (SDS) of #soybean have decided to skip including…
Wheat heads showing bleaching above the point of infection of the rachis
Assessing fields for Fusarium head blight and harvest considerations
Persistent humid weather and rains over the last 14 days has significantly elevated the risk of Fusarium head blight (FHB) in the south central portion of Illinois. Symptoms of…
A spikelet showing signs and symptosm of Fusarium head blight infection. Note the orange growth on the spikelet.
Heads up- for Fusarium head blight.
Wheat in the southern part of Illinois is approaching heading or just headed, which means that flowering will start within 4-5 days, depending on temperature (heads produce small yellow…
Photo N. Kleczewski
Seed Quality Issues a Concern in 2019 Soybeans
This year many in the Illinois agricultural community have had questions and concerns regarding soybean seed quality. If you recall, many areas in Illinois suffered from persistent late season…
Late season stem discoloration in senesced soybeans- what caused it?
The harvest in 2018 has been marred by frequent rains that resulted in soybeans in portions of the state being left out longer than desired. As expected, more attention…