PT - JOURNAL ARTICLE ED - , TI - Abstract AID - 10.48044/joa.1986.12.8.201 DP - 1986 Aug 01 TA - Arboriculture & Urban Forestry (AUF) PG - 201--201 VI - 12 IP - 8 4099 - http://auf.isa-arbor.com/content/12/8/201.short 4100 - http://auf.isa-arbor.com/content/12/8/201.full SO - JOA1986 Aug 01; 12