LAMAR, Mo. — This year, Missouri corn farmers may be dealing with a brand new issue, a disease slowly spreading north from Mexico. It may be an even bigger problem next year. Mother Nature took ...

Recent rains and increased humidity across Indiana have increased the risk for foliar diseases to develop in both corn and soybean. Much of the corn throughout the state has begun to tassel and ...

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 ...

Kansas State University plant pathologists and entomologists are reporting the first known case of corn stunt disease in Kansas, coming on the heels of reports in neighboring Oklahoma and Missouri.

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 ...

COLUMBIA, Mo. (KCTV) - Researchers in Missouri are hoping to save one of the state’s biggest crops, but the solution won’t come in time to help this year, as a pest from out-of-state attacks ...

“The only time we saw crown rot symptoms thus far is by jabbing young plants with an inoculated toothpick,” Jackson-Ziems said. “Using that technique, several fusarium species could cause crown rot, ...

Since tar spot was first found in the United States in 2015, it has continued its expansion into the upper Midwest. This year, it has been found in corn fields in 44 counties across South Dakota. Tar ...

In 2024, Oklahoma confirmed its first reports of corn leafhoppers (Dalbulus maidis) and corn stunt disease. The corn leafhopper and the disease symptoms were reported throughout the country last year.

A fungal disease is spreading and growing in severity in Iowa, affecting the state's corn production. Southern rust was first detected in Iowa in mid-July as the disease began popping up across the ...

Severe cases of tar spot in corn can kill plants and result in grain yield losses up to 60 bushels per acre.¹ How can something as simple as residue management help you mitigate the impact of this ...