There are several leaf diseases that can infect corn in Kansas in any given year. They can all be controlled with some combination of hybrid selection, tillage management, crop rotation, planting dates, or foliar fungicides.
Soybean planting is around the corner and the best time to protect against seedling diseases is prior to planting! A series of free webinars that will cover soybean seedling diseases and the latest information on fungicide resistance. See this article for more details.
Southern rust has been reported in two additional counties in Kansas since the last update on July 8. While levels are low, recent weather in some areas has been favorable for disease development. Early detection is crucial for successful management of this corn disease.