KAA Publications

KAA Publications

KAA News and Notes:

Useful Resources

Climbing vs. Bucket Lifts - Preferences in Tree Trimming
There are two ways to trim a tree - climb it or use an aerial lift truck. Certain circumstances clearly call for one method over the other and sometimes a combination of both ways does the best job. For the most part though, arborists prefer either...

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Diagnosis of Tree Health Problems
Accurate diagnosis of tree health problems requires much information about the affected tree(s) and the nearby environment. Answers to the following will assist the diagnostician in an examination...

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Guidelines for Assessing Failure Potential Associated with Tree Defects
The following table provides general guidelines for assessing failure potential from tree defects. Many additional factors must be considered when assessing failure risk including site conditions, weather and climate conditions, species characteristics, crown size...

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How to Tie the Ten Most Useful Knots
Before you start to learn down-home knotsmanship, a brief summary of rope vocabulary is...

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Pruning Guidelines for Conifers

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Types of Pruning with Mature Trees

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