PT - JOURNAL ARTICLE AU - John B. Ward TI - Certification Program of the Penn-Del Chapter AID - 10.48044/jauf.1985.033 DP - 1985 May 01 TA - Arboriculture & Urban Forestry (AUF) PG - 147--148 VI - 11 IP - 5 4099 - http://auf.isa-arbor.com/content/11/5/147.short 4100 - http://auf.isa-arbor.com/content/11/5/147.full SO - JOA1985 May 01; 11 AB - The Certification Program of the Penn-Del Chapter is called Certified Arborists of Pennsylvania & Delaware (CAPD). A candidate must fulfill basic requirements and pass a series of three examinations with a minimum grade of 75. The examinations include written, oral and field identification.