Conlin, B. J.Whitmore, H. L.Radford, J. D.2019-08-062019-08-061978https://hdl.handle.net/11299/205300This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.enmanaging cow or heifer reproductive performanceDairy Reproductive Correspondence Course Unit 1Other