Holcus spot in Illinois Corn

This week, growers and ag professionals have noticed round tan colored lesions with red margins and yellow halos on Illinois corn. These symptoms likely were a minor disease called…

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Holcus spot in Illinois Corn
Potential Holcus spot on a young corn plant.

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…

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Heads up- for Fusarium head blight.
A spikelet showing signs and symptosm of Fusarium head blight infection. Note the orange growth on the spikelet.

Cool season viruses in wheat

Currently, most small grains are approaching jointing or just past jointing in many parts of the state.  Now is the time that you most likely will start to see…

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Cool season viruses in wheat
Figure 1. Symptoms of wheat spindle streak in wheat.
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