Tar Spot on Corn: Setting the Record Straight
As we finish our corn harvest in 2018, we have noticed an increasing amount of information pertaining to tar spot circulating through the agronomic community that is not entirely…
Video Update on Tar Spot of Corn
Tarspot in corn continues to be the hot topic in our field crops this season. I put together a brief update on what we know based on this seasons…
Physoderma Brown Spot and Node Rot in Corn
Those of you who follow me on twitter (@ILplantdoc) likely noticed numerous photos that I posted earlier in the season of Physoderma brown spot and node rot (PBS) on…
Spray Decisions for Frogeye Leaf Spot in Soybeans
Soybeans throughout the state are maturing and consequently, many people have been asking questions about the need to make a fungicide application for suppressing frogeye leaf spot (FLS) in…
Tar spot on corn in Illinois. Image J. Donnely.
Be on the lookout for Tar Spot on Corn
Today we received reports of Tar spot appearing in corn grown in Illinois. We are currently studying tar spot of corn in the United States, and are requesting that…
An example of the row closure threshold used by Sporecaster
Concerned about White mold? Check out #Sporecaster
White mold, caused by Sclerotinia sclerotiorum, is one of the most problematic diseases impacting soybean production in the northern portion of Illinois. Fungicides can be used to suppress this…
I used a seed treatment. Why did I get seedling disease?
After the recent deluge that moved through parts of the state, some Illinois soybean producers have been hit hard with seedling diseases. A common question many people are asking…
Tips for optimal use of FHB Risk Tool
One of the hallmarks of the United States Wheat and Barley Scab Initiative was the development of the Fusarium Head Blight Prediction tool (or FHB Risk Tool). This tool…
Stripe Rust of Wheat on the Move
Stripe rust was reported out of Gallatin County this morning. It is important that you understand this disease and how it works, so that you can make the appropriate management…
Wheat Head Blight – Thoughts on Managing DON
It is a little early to be discussing Fusarium head blight (FHB) , but it is something that always seems to come up in conversation. Currently our wheat has yet to…