COVER CROPS, which are planted on approximately 700,000 of Iowa’s 30 million acres of farmland, have been found to have varying net returns based on several factors— cover c rop species, planting technique, termination method, tillage practices, following cash crop, and the farmer’s years of experience with cover crops.
"Do Cover Crops Pay? Net Returns to Corn/Soybean Farmers in Iowa,"
Agricultural Policy Review: Vol. 2018
, Article 5.
Available at: https://lib.dr.iastate.edu/agpolicyreview/vol2018/iss2/5