RT Journal Article
SR Electronic
T1 Abstract
JF Arboriculture & Urban Forestry (AUF)
FD International Society of Arboriculture
SP 54
OP 54
DO 10.48044/joa.1977.3.3.54
VO 3
IS 3
YR 1977
UL http://auf.isa-arbor.com/content/3/3/54.abstract