PT - JOURNAL ARTICLE ED - , TI - Abstracts AID - 10.48044/joa.1982.8.1.27 DP - 1982 Jan 01 TA - Arboriculture & Urban Forestry (AUF) PG - 27--27 VI - 8 IP - 1 4099 - http://auf.isa-arbor.com/content/8/1/27.short 4100 - http://auf.isa-arbor.com/content/8/1/27.full