Stanford University

A. International Society of Arboriculture (ISA) Guide for Plant Appraisal, 9th edition, prepared by the Council of Tree and Landscape Appraisers (CTLA), ISBN # 1-881956-25-3. B. International Society of Arboriculture (ISA) Best Management Practices Series. These are booklets bundled with ANSI 300 Guidelines: Part 1 - Pruning. Part 2 – Soil ... ................
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