TY - JOUR T1 - Tasks Essential for a Tree Service Worker JF - Arboriculture & Urban Forestry (AUF) JO - JOA SP - 144 LP - 147 DO - 10.48044/jauf.1976.035 VL - 2 IS - 8 AU - Paul H. Waddy AU - Edgar P. Yoder AU - J. David McCracken Y1 - 1976/08/01 UR - http://auf.isa-arbor.com/content/2/8/144.abstract N2 - ER -