An unusually warm, wet summer fueled the spread of crop diseases, and now some corn farmers have reported lower-than-expected yields.

Severe lodging of a corn field during September in Saunders County, Nebraska. Editor’s note: The following was written by Tamra Jackson-Ziems, University of Nebraska Extension plant pathologist, Jenny ...

ST. PAUL -- Corn producers in Minnesota have historically had few widespread and significant problems with leaf diseases, in contrast to most major Midwestern corn-producing states. A leaf and stalk ...

As Caleb Hamer evaluated his corn last weekend, he says the crop looked like it flipped a switch and decided it was done growing for the season. “Between the southern rust, some tar spot, and I think ...

AMES, Iowa – A plant pathologist at Iowa State University is studying an emergent corn disease capable of reducing the yields of affected crops to near zero. Virtually unseen in the United States for ...

As Ken Ferrie travels through parts of central Illinois this week, he sees a corn crop that has changed radically in the past seven days. “Disease pressure is bringing fields to their knees, and a lot ...

Cameron Sorgenfrey walks among short corn stalks in one of his fields, Sept. 16, in Wyoming, Iowa. (AP Photo/Charlie Neibergall) Buy Photo WYOMING, Iowa (AP) — Taking a late-summer country drive in ...

Pesky infestations of tar spot disease are expected to put another dent in farmers’ yields across the Midwest, according to a team of scientists that specializes in crop pathology. Tar spot is ...