Southern rust is becoming more and more common in the Corn Belt. Scouting for this disease can help you make the best-informed application decisions. A “wait-and-see” strategy will work for a lot of ...

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 ...

Corn production is a marathon every season, and even though the 2021 crop in Illinois is only 30 days away from reaching the finish line it still needs to be monitored for insects and disease. “We’re ...

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.

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 ...

As corn planting looms, the dread of disease pressures may be occupying producers’ thoughts. Some of the pesky problems in these parts are relatively new to the headache list, including Tar Spot, ...

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 ...