In this month’s episode, Dan Andersen and Luke Soko discuss the yield goal method for manure management in Iowa, which estimates nitrogen needs based on expected corn yield. They also look at the Iowa Nitrogen Initiative, which is generating yield response curves to improve nitrogen management. The discussion highlights the need for updated nitrogen use factors and the impact of weather conditions on nitrogen availability and loss.

CROP 3181: Pounds of Nitrogen per Bushel of Corn - Benchmarking Farms Against Local Averages

CROP 3140: Use of Late-Spring Soil Nitrate Test in Iowa Corn Production