Krantz, 2012. South Dakota State Univ. iGrow, extension service Document reference Krantz, J., 2012. Soybeans as cow feed: a natural forage. South Dakota State Univ. iGrow, extension serviceWeb http://igrow.org/livestock/beef/soybeans-as-cow-feed-a-natural-forage/Citation key Krantz, 2012Datasheets Soybean forage