RT Journal Article SR Electronic T1 Equipment for Precise Placement of Pesticides on Shade Trees JF Arboriculture & Urban Forestry (AUF) JO JOA FD International Society of Arboriculture SP 321 OP 326 DO 10.48044/jauf.1980.077 VO 6 IS 12 A1 Loren E. Bode YR 1980 UL http://auf.isa-arbor.com/content/6/12/321.abstract AB