University of Minnesota, Agricultural Extension Service2016-05-262016-05-261964-03https://hdl.handle.net/11299/180835This 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 newsletters.Reaching people with information:press, publications, radio, television, visual aids. (1964:March)Newsletter or Bulletin