TY - JOUR T1 - Abstracts JF - Arboriculture & Urban Forestry (AUF) JO - JOA SP - 205 LP - 205 DO - 10.48044/joa.1989.15.9.205 VL - 15 IS - 9 A2 - , Y1 - 1989/09/01 UR - http://auf.isa-arbor.com/content/15/9/205.abstract ER -