The most common southern corn rust symptoms are raised pustules, which break through the outer leaf surface. The pustules ...

BROOKINGS, S.D. -- Southern rust was confirmed in South Dakota's Turner, Brookings and Lincoln counties. According to Emmanuel Byamukama, South Dakota State University Extension plant pathology ...

The weather conditions of 2025 were perfect for a southern rust outbreak across the Midwest, resulting in many growers having to make late-season decisions on disease management. Southern rust is a ...

Indiana experts say to apply corn fungicide at VT to R1 for best results. Scout fields and assess disease risk before ...

BROOKINGS, S.D. - Southern rust was found in Union, Clay and Minnehaha Counties at low incidence and severity, says Emmanuel Byamukama, South Dakota State University Extension plant pathologist.

With the warm and wet conditions this season, southern rust is on the rise in Midwest corn crops. It may be time to start considering the impact that could have on corn silage and preparing to adjust ...

Southern Corn Rust has now been confirmed in more than a dozen Nebraska counties in Eastern and South Central Nebraska. It’s a fungal disease that can cause significant yield loss if it becomes severe ...

Southern Corn Rust: Southern corn rust was officially confirmed in Posey County this week. We currently have two positive counties and one probable in Indiana. We need your help – if you are out ...

Southern corn rust was confirmed on corn leaf samples from Fillmore and Nuckolls counties in southern Nebraska recently. The disease had been confirmed in several states south and east of Nebraska ...

MAXWELL, Iowa — For the past several weeks, a corn disease called southern rust has been quickly spreading across Iowa. According to the Crop Protection Network, it is already in 40 Iowa counties as ...

A fungus that attacks corn has spread to more than 40 Iowa counties. Meaghan Anderson, an extension field agronomist with Iowa State University, says southern rust creates reddish-orange patches on ...

Gray leaf spot is also active in the lower canopy at multiple sites across the state. The lesions are light tan in color and generally narrow and rectangular, and can be as long as 2 inches. As the ...