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Arboriculture Glossary of TermsThere are 1070 entries in this glossary.
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|prescription fertilization (fertilisatio||
philosophy of basing fertilization recommendations on plant needs, which are primarily determined by soil or tissue testing.
|primary (primary line)||
high-voltage distribution electric supply line, usually 2,400 to 34,500 volts, that carries electricity from distribution substations to distribution transformers.
nitrogen (N), phosphorus (P), and potassium (K). Included in various ratios in fertilizer. See also essential elements, macronutrient, and micronutrient.
test used to determine the relationship between soil moisture content and soil density.
rigid brace, acting in compression, to support a tree, tree branch, or utility pole. Prop pole. Contrast with guy.
see tree protection zone and branch protection zone.
geographic origin of a plant, differing from the range of a species or where a species can be expected to be hardy.
removing branches (or occasionally roots) from a tree or other plant using approved practices, to achieve a specified objective.
in utility and municipal arboriculture, the time scheduled between pruning events that is established as a guideline for providing reasonable clearance between trees and conductors. See cycle.
type of multi-wrapped friction hitch used in climbing and rigging. A common use is to attach the Prusik loop to the climbing line when footlocking.
loop of rope used to form a Prusik hitch for climbing or rigging.
specific type of pulley configured with extended cheek plates to keep a Prusik hitch from jamming in the sheave.
|pull line (tagline)||
line attached near the top of a tree to be felled or section of a tree to be removed to help pull or guide it in the desired direction or to control its swing.
device consisting of a rotating, grooved wheel between two side plates. Used to change the direction of pull in a line. May be used as part of a mechanical advantage system. Compare to block.
|pupa (pl. pupae)||
resting stage of an insect just prior to transforming to an adult. Stage at which adult morphology is acquired.
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