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…
2018 Applied Research Book now available
Kelly Estes, Nicholas Seiter, and myself will be compiling an annual report detailing the applied research trials and data that are available to share with the public. These reports…
Stem zone lines do not indicate charcoal rot in soybeans
Charcoal rot is a disease that we see in years where soybeans are stressed for a significant portion of the season due to drought. If you look at older…
Tar Spot Updates in Illinois
If you do not think tar spot is an issue for corn production in Illinois and the region, please view this video from our colleague in Northern Illinois. …
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…
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…
The disease pyramid. Plant diseases only occur when the right pathogen is present with a suceptible plant and the environment is conducive for disease. The amount of time spent in disease favorable conditions results in the overall amount of disease. Image N Kleczewski
Tips to help you make fungicide decisions
Every year we hear about fungicides, and their utility in agronomic production systems. Indeed, these products can be an extremely useful tool to prevent yield-related losses resulting from fungal…
Glume Blotch in Wheat
This week we have had several reports of Stagonospora glume blotch in wheat. This is a fairly common disease that is caused by the fungus Stagonospora (or Parastagonospora) nodorum. The…
Field of Soybeans in Central Illinois (Photo Credit: Kevin Dooley)
Tips on diagnosing diseases and other issues in the field
Now that the field season is upon us, it is a good time to go over some tips and tricks for diagnosing field issues. One item that I always…