Field of alfalfa and conventional silo plus plastic bag silo storage. Morrison County dairy farm, south of Pillager and north of Randall, Minnesota. Alfalfa research is part of University of MInnesota, Minnesota Agricultural Experiment Station project #13-033, "Legumes in Cropping Systems." Principal investigator: Craig C. Sheaffer. Alfalfa beeding began at the U of MN in the 1890s, and continues today in cooperation with USDA-ARS.