Fredericks, who farms just 15 miles south of the Minnesota state line in a very cold climate, points out that what worked for him might not be the best for every single farmer.
Wayne Fredericks has been no-tilling soybeans since 1991 and strip-tilling corn since 2001. But ever since he tried using cover crops in 2012, he has been able to reduce his use of fertilizer by 30%.
Read More