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 ...

Nobody really knows how the fungus Bipolaris maydis got into the cornfields of the United States. But by summer of 1970, it was there with a vengeance, inflicting a disease called southern corn leaf ...

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 ...

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 ...

We are starting to get some reports of early season diseases showing up in corn this year. Diseases are heavily determined by environmental conditions, plant susceptibility, diseases present and field ...

WYOMING, Iowa (AP) — Taking a late-summer country drive in the Midwest means venturing into the corn zone, snaking between 12-foot-tall green, leafy walls that seem to block out nearly everything ...

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 ...