Christians, Charles J.Johnson, Rodger K.2019-08-052019-08-051978https://hdl.handle.net/11299/205239This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.encrossbreeding for commercial pork productionPork Industry Handbook Crossbreeding Programs for Commercial Pork ProductionOther