On extremely hot and dry days, an irrigation event can decrease canopy temperature close to 50 degrees Fahrenheit. Relative ...

As you scout and think you’ve found the disease, an easy way to confirm what you’re dealing with is to take your hand and try to wipe the tar spots off the corn plants (gloves are recommended).

Iowa farmers say a foliar fungicide application can add more bushels per acre by preventing losses to disease pressure and ...

An agronomist with AgriGold says many farmers have tar spot on their mind. Brian Weihmeir, who covers central Illinois, says the yield robbing corn disease is at the forefront of many farmers plans ...

Farmers across the Midwest have a powerful, updated tool to help with crop planning this season. The third annual Predictive Ag Report, released today by EarthOptics, a leader in soil analysis and ...

The South Dakota State University Plant Diagnostic Clinic helps producers, gardeners and homeowners assess possible diseases ...