Iowa Corn: Evaluating Fungicide Efficacy in 2018

🕔Feb 13, 2019In 2018, we tested various foliar fungicides on corn at six locations in Iowa: ISU Northwest Research and Demonstration Farm (NWRF), Sutherland; Northeast Research and Demonstration Farm (NERF), Nashua; Northern […]

Midwest Corn: Stalk Rot and Nitrogen Loss, Try the Pinch Test – DTN

🕔Sep 6, 2018 Jay Magnussen can’t think of one reason why his stalks would be at risk for lodging this year.   Instead, he can think of three — right off the top of […]

Illinois Corn: Time to Scout for Southern Rust

🕔Jul 20, 2018This week there has been a slight uptick in the amount of foliar disease reports in corn, likely as many people are actively scouting prior to making a fungicide application decision.  The most common […]

Ohio Corn: Scout Early Fields for Foliar Diseases

🕔Jul 3, 2018Foliar diseases, especially Gray Leaf Spot (GLS), are beginning to show up in some corn fields. This is not at all surprising, given that the crop was planted relatively late […]

Iowa Corn: Conditions Ripe for Physoderma Brown Spot, Node Rot, Gray Leaf Spot

🕔Jul 2, 2018With most corn in Iowa at the V7-V12 range, it’s important to be aware of potential corn diseases at this particular time. Given the wet growing conditions over the last month, […]

Mississippi Corn: Disease Situation Heating Up

🕔Jun 27, 2018A little longer post than I would like, but things appear to be heating up in the presence of foliar corn diseases in our production system over the past 10 […]

Kentucky Corn: I.D. Your Foliar Disease Before Applying a Fungicide

🕔Jun 20, 2018Farmers are annually concerned about corn disease, and this year will be no exception. Corn is moving through growth stages quickly, and the warm, humid weather in many parts of […]

Nebraska Corn Disease: Are We Out of the Woods Yet?

🕔Aug 21, 2017As often occurs in Nebraska, the late-season weather with abundant dew, high relative humidity, and rainfall is driving increases in some crop diseases. Some corn fields have matured far enough […]

Oklahoma Corn: Bacterial Leaf Streak More Prevalent This Season, Don’t Confuse with Grey Leaf Spot

🕔Aug 16, 2017Last year we found a new foliar disease of corn, bacterial leaf streak, in a few fields in Texas Co. It was confirmed in 2 out of 10 fields in […]

Pennsylvania Corn: Disease to Look For

🕔Aug 9, 2017Since much of the PA crop is into grain fill stages of corn development, foliar diseases start to become pretty important around now. If a crop was sprayed with a […]

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