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 ...
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 ...