TY - JOUR T1 - Development of A Shade Tree Operation JF - Arboriculture & Urban Forestry (AUF) JO - JOA SP - 143 LP - 144 DO - 10.48044/jauf.1979.035 VL - 5 IS - 6 AU - Joseph Jannarone Y1 - 1979/06/01 UR - http://auf.isa-arbor.com/content/5/6/143.abstract N2 - ER -