Globally, thousands of species of insects threaten crop yield by feeding on plants, transmitting diseases and damaging plant tissues, which leads to significant losses: an estimated 20%-40% for crops ...

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 ...

While many farmers in the state were delighted by the results the 2025 season delivered, that wasn't the case everywhere. In ...

TOPEKA (KSNT) – Officials are monitoring the spread of a disease that is hurting corn production in Kansas. Tar spot appears as small, dark, raised spots on infected corn and can appear on the leaves, ...

The Corn Belt has long symbolised American abundance. But as the age of diagnosis falls, the region is turning into a public ...

Despite the damage in Iowa, the U.S. Department of Agriculture projects a record national corn harvest of about 16.7 billion bushels this year. The USDA said strong yields in other states should help ...

WEST LAFAYETTE, Ind. - An abundance of rain that for weeks delayed many Indiana farmers from planting corn has teamed with humidity to create conditions prime for foliar diseases in the young crops, a ...

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.

WATERTOWN, S.D. — Across most of South Dakota, corn diseases have been worse than normal this year. Madalyn Shires, assistant professor and SDSU Extension plant pathology specialist, hosted a field ...

Late fall and early winter is the ideal timeframe for making corn seed treatment decisions for the upcoming growing season. As you consider available options, you’ll want to keep in mind factors such ...

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 ...