Telenko digs into multiple corn diseases, and while the first sign of tar spot was reported around August 15 in Indiana this year, the yield hit that some growers saw in 2021 is something that ...

A late August wave of heat and humidity flipped the story on tar spot for agronomist Dennis Kopp. “In 10 days, since the first of September, it’s been magnified 100%,” Kopp says. He runs a ...

Some of the pesky problems in these parts are relatively new to the headache list, including Tar Spot, Southern Rust and Corn Stunt. Those diseases attack corn plants by limiting photosynthesis ...

Corn and soybean diseases to watch out for in MN, including tar spot, were the topic of the March 5 “Strategic Farming: Let’s Talk Crops!” program hosted by University of ...