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 ...

It’s a corn disease issue creeping north and infiltrating fields earlier than it has in the past and one that thrives in high heat and humidity. With increasing reports of southern rust now being ...

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 ...

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.

It is important to continue to scout for diseases in both corn and soybeans. Recent rain events have increased favorable environmental conditions for the development of foliar diseases in both crops.

What happens when you combine mild weather, rain that lasts for a day or two, and rapidly growing plants fighting for space? Besides a bounty of flowers, foliage might take on an orange-splattered ...

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 ...

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 ...

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 ...

You have no doubt witnessed helicopters and/or spraying aircraft in corn crops the past couple weeks. A lot of seed producers are spraying for corn earworm, banks and two-spotted spider mites in corn.