PT - JOURNAL ARTICLE ED - , TI - Abstract AID - 10.48044/joa.1985.11.5.151 DP - 1985 May 01 TA - Arboriculture & Urban Forestry (AUF) PG - 151--151 VI - 11 IP - 5 4099 - http://auf.isa-arbor.com/content/11/5/151.short 4100 - http://auf.isa-arbor.com/content/11/5/151.full SO - JOA1985 May 01; 11