TY - JOUR T1 - Development of Improved Tree-Trimming Equipment and Techniques JF - Arboriculture & Urban Forestry (AUF) JO - JOA SP - 137 LP - 140 DO - 10.48044/jauf.1983.033 VL - 9 IS - 5 AU - Dennis E. Holewinski AU - James W. Orr AU - James P. Gillon Y1 - 1983/05/01 UR - http://auf.isa-arbor.com/content/9/5/137.abstract N2 - ER -