University of Minnesota, Agricultural Extension Service2016-08-232016-08-231972-06https://hdl.handle.net/11299/181856This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.enExtension newsletter.Reaching people with information : press, publications, radio, television, visual aids (1972:June 23)Newsletter or Bulletin