RT Journal Article
SR Electronic
T1 Abstracts
JF Arboriculture & Urban Forestry (AUF)
JO JOA
FD International Society of Arboriculture
SP 50
OP 50
DO 10.48044/joa.1989.15.2.50
VO 15
IS 2
YR 1989
UL http://auf.isa-arbor.com/content/15/2/50.abstract
AB