The fully illustrated 4th edition is a must-have book for ISA Certified Arborist (R) candidates and provides a strong foundation and reference for all tree care professionals.

Designed to help you study for the ISA Board Certified Master Arborist certification. This book provides the framework to help you: assess your current knowledge; create a study program; select references for further study; and practice taking applied and scenario-based exam questions.

A must-have resource for researchers and practicing arborists alike, this book offers an in-depth look at a tree's physiologic response to wounding, helping arborists to understand wound reactions of bark, cambium, and wood, as well as the factors that influence the tree's response.

Describes tree conservation and preservation practices that help to protect selected trees throughout the construction planning and development process so that they will continue to provide benefits for decades after site disturbance.

Provides reasons why pruning should be undertaken, explains pruning types, provides background on pruning cuts, reviews sample pruning specifications, and comments on the timing and necessity of these operations.

Recommended practices for inspecting, pruning, and directing the roots of trees in urban environments to promote their longevity, while minimizing infrastructure conflicts.

Protection and restoration of soil quality is an important task and should be a goal for arborists, tree owners, and managers. This Best Management Practices recommends practices for assessing, modifying, and conserving soils that support trees and shrubs in the urban environment.

Focuses on the active process of tree planting, including site and species selection, planting practices, post-planting pruning, and early tree care.