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Arboriculture Glossary of TermsThere are 1070 entries in this glossary.
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whitish or yellowish leaf discoloration caused by lack of chlorophyll. Often caused by nutrient deficiency.
cutting and removing trunk sections in manageable lengths, which are lifted manually and thrown clear.
disorder or disease occurring over a long period of time. Contrast with acute.
|circuit, electric utility||
an electrical network with a closed loop, allowing a return path for the electrical current. Electric utility circuits may include feeders and some primaries.
taxonomic group below the division level but above the order level.
(1) soil particles with a typical grain size less than 0.004 millimeter. (2) a soil predominantly composed of such particles. Contrast with sand and silt.
see crown cleaning.
amount of open space between a tree or tree part and another object or the ground. Often used in reference to the distance between trees and utility lines.
hitch used to secure a tree climber to the climbing line, which permits controlled ascent, descent, and work positioning.
rope that meets specifications for use in tree climbing.
work-positioning harness designed for climbing trees.
sharp devices strapped to a climber
asexually produced organisms that are genetically identical.
knot used to secure a rope to an object.
acronym for Compartmentalization Of Decay In Trees. See compartmentalization.
|codominant branches/codominant stems||
forked branches nearly the same size in diameter, arising from a common junction and lacking a normal branch union.
see removal cut.
negatively charged soil particles of clay and humus that attract cations. Storage site for plant nutrients.
portable winching device, using cable or rope to draw two objects closer together. Simple arrangement of rope knots and loops to create mechanical advantage.
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