TY - JOUR T1 - ARBORICULTURAL ABSTRACTS JF - Arboriculture & Urban Forestry (AUF) SP - 157 LP - 158 DO - 10.48044/jauf.2007.33.2.157 VL - 33 IS - 2 A2 - , Y1 - 2007/03/01 UR - http://auf.isa-arbor.com/content/33/2/157.abstract N2 - ER -