RT Journal Article SR Electronic T1 Anatomy and Physiology of Trees JF Arboriculture & Urban Forestry (AUF) JO JOA FD International Society of Arboriculture SP 236 OP 238 DO 10.48044/jauf.1979.055 VO 5 IS 10 A1 Larry J. Kuhns YR 1979 UL http://auf.isa-arbor.com/content/5/10/236.abstract