A new disease is plaguing cornfields across the Midwest. Phyllachora maydis is the fungus that causes a corn disease called ...

“Tar spot pressure is typically higher in areas such as those closer in proximity to the great lakes (e.g., Northwest Indiana), river bottoms, and irrigated corn acres,” Purdue researchers ...

Tar spot robbed several key corn-producing states of upwards of 60 bushels per acre in severely infected fields in 2022, according to Purdue University Extension. The Midwest could be on a similar ...

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 ...