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Testing Street Trees for Decay

Science of Arboriculture
Science of Arboriculture
Episode • Aug 21, 2009
Visual assessment of trees for signs of decay is essential, but it may not be enough. Once decay indicators help identify trees that require further testing, implementation of sounding, probing, and advanced assessment methods is recommended. Dr. Christopher J. Luley explains how following the “trail of indicators” and using testing devices in the proper locations on a tree can result in more accurate detection of the incidence and severity of decay.