John Burk and his father farm 2,500 acres of corn, soybeans, sugar beets and wheat in Bay City, Mich. They use a variety of cover crops for diverse benefits, including red clover, oilseed radish, oats and rye. Previously, he worked as an agricultural and natural resources educator at Michigan State University. Burk holds a bachelor’s degree in agriculture technology and systems management and a master’s degree in crop and soil sciences, both from MSU.