TY - JOUR T1 - Tree Health JF - Arboriculture & Urban Forestry (AUF) SP - 311 LP - 316 DO - 10.48044/jauf.1982.071 VL - 8 IS - 12 AU - Alex L. Shigo Y1 - 1982/12/01 UR - http://auf.isa-arbor.com/content/8/12/311.abstract N2 - A nontechnical discussion for the arborist on what a tree is and how it responds after injury and infection. The more we know about trees, the more we can help them help themselves after injury and infection. ER -