PT - JOURNAL ARTICLE ED - , TI - Abstract AID - 10.48044/joa.1988.14.9.214 DP - 1988 Sep 01 TA - Arboriculture & Urban Forestry (AUF) PG - 214--214 VI - 14 IP - 9 4099 - http://auf.isa-arbor.com/content/14/9/214.short 4100 - http://auf.isa-arbor.com/content/14/9/214.full SO - JOA1988 Sep 01; 14