Wayne, R. W.Donker, J. D.Mudge, J. W.Otterby, Donald E.2014-12-302014-12-301970https://hdl.handle.net/11299/16858563 pages; includes photograph and drawings. This archival publication may not reflect current scientific knowledge or recommendations. Current information available from the University of Minnesota Extension: https://www.extension.umn.edu.en-USNewsletter or Bulletin