Johnson, Gary R.Hauer, Richard J.2009-05-062009-05-062000Johnson, G., Hauer, R. 2000. A Practitioner's Guide to Stem Girdling Roots of Trees: Impacts on Trees, Symptomology, and Prevention. University of Minnesota Extension Bulletn BU-7501-S.https://hdl.handle.net/11299/4981020 pages. Color photos. Glossary. 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.Booklet examining the issues and effects of tree roots girdling around the tree trunk. Including premature death, collapse, and weakening of the tree.en-UShazard treesrootsNewsletter or Bulletin