A Certified Arborist should oversee the treatment of tree disease. True 81% False 8% Not sure 9% Get Free Quotes Today! Question: A Certified Arborist should oversee the treatment of tree disease. Top Answer (81% of 81 votes): True. Answer: True Explanation: Always an arborist should only perform and diagose Tree Trimmers of Texas Answer: Not sure Explanation: Not sure Design by Lopez Answer: False Explanation: He should determine the status of tree Hernandez Tree Service Get Free Quotes From Local Pros ProMatcher Answer: True Explanation: Most ISA arborist should have a good understanding of disease and treatment. Tri- County Lawn & TreeService Answer: Not sure Explanation: do not know ECT Contracting LLC Answer: True Explanation: A certified arborist is trained in identifying a tree disease. Lawn Frogs Landscaping Get Free Quotes From Local Pros ProMatcher Get Free Quotes Today! Find Local Pros Free Tree Trimming and Pruning Cost Estimates Related Questions How Much Does Tree Trimming Usually Cost? How Much Does It Cost to Trim a Tree? How Much Does Palm Tree Removal Cost? How Much Does Shrub Removal Cost? What is the best material to put in the cavity of a tree?Top answer: Best not to fill the cavity