Disease pressure, weather challenges shape 2025 growing season. Farmers concerned about tight margins, high input costs heading into 2026. 

Combines continue to roll this week as Iowa farmers wrap up harvest amid falling temperatures, rain showers and a wintry precipitation mix, with some snow reported in northern parts of the state over the past weekend. 

Overall, weather has been conducive to a fast harvest, though intermittent rain delayed fieldwork in some areas...