Justin, J. R.Thomas, H. L.Schmid, A. R.Wilcoxson, R. D.Peterson, A. G.Overdahl, C. J.2014-12-302014-12-301967-05https://hdl.handle.net/11299/16887015 pages; includes photographs, maps 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