University of Minnesota. Agricultural Extension Service.2015-12-172015-12-171969-03https://hdl.handle.net/11299/175811This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.enPoultry Science Department NewslettersPoultry Patter, vol.7:no.2 (1969:Mar.)Newsletter or Bulletin