PT - JOURNAL ARTICLE AU - Donald F. Blair TI - Safety Training for the Professional and the Non-Professional AID - 10.48044/jauf.1989.046 DP - 1989 Sep 01 TA - Arboriculture & Urban Forestry (AUF) PG - 209--214 VI - 15 IP - 9 4099 - http://auf.isa-arbor.com/content/15/9/209.short 4100 - http://auf.isa-arbor.com/content/15/9/209.full SO - JOA1989 Sep 01; 15 AB - Tree maintenance is often dangerous and hazardous. It is the responsibility of the arborist to exercise adequate precautions for safety. Be safe. Do not rely on one piece of equipment only. This tree is subject to failure if climbed improperly. All tree maintenance must be performed in compliance with ANSI Z133.1 1988 standards.