PT - JOURNAL ARTICLE AU - Shigo, Alex L. AU - Wilson, Charles L. TI - Wound Dressings on Red Maple and American Elm: Effectiveness After Five Years AID - 10.48044/jauf.1977.023 DP - 1977 May 01 TA - Arboriculture & Urban Forestry (AUF) PG - 81--87 VI - 3 IP - 5 4099 - http://auf.isa-arbor.com/content/3/5/81.short 4100 - http://auf.isa-arbor.com/content/3/5/81.full AB - Closure and internal compartmentalization of wounds on red maple and American elm were not stimulated by dressings of an asphalt-based material, orange shellac, or polyurethane varnish. After 5 years, decay fungi had infected many treated and control wounds. Some trees closed wounds rapidly; others closed wounds slowly regardless of the treatments.