V2EX crown reduction

Crown Reduction

释义 Definition

crown reduction(树木养护)树冠缩减/缩冠修剪。指通过选择性修剪树冠外缘与上部枝条,降低树冠高度与/或减少树冠幅度,以减小风阻、降低断枝风险、避让建筑或线路,并尽量保持树形自然。
(也可见于牙科语境,指对牙冠进行磨改以降低咬合高度,但更常见的用法在树艺/园林领域。)

发音 Pronunciation

/kran rdkn/

例句 Examples

The arborist recommended crown reduction to reduce wind damage.
树艺师建议做树冠缩减修剪,以降低大风造成的损伤。

After the storm, the old oak underwent a careful crown reduction that preserved its natural shape while clearing the roofline.
暴风雨后,那棵老橡树进行了谨慎的树冠缩减修剪:既保留了自然树形,又把树冠与屋顶边线拉开了距离。

词源 Etymology

crown 原义为“王冠”,在植物学与树艺中引申为“树冠”(树的枝叶层像覆盖在顶部的“冠”)。reduction 来自拉丁语词根 reducere(“带回、减少”)的引申义,表示“缩减”。合起来就是“把树冠规模减少”的修剪方式。

相关词 Related Words

文学与著名作品 Notable Works

  • **The Tree Climber’s Companion**(Jeff Jepson)介绍树艺作业与修剪实践,涉及树冠管理与缩减原则。
  • **Modern Arboriculture**(Alex L. Shigo)经典树艺著作,讨论修剪对树木生理与结构的影响,可对应理解 crown reduction 的目的与方法。
  • **BS 3998: Tree work Recommendations**(英国标准)行业权威规范,对树冠缩减等修剪类型的建议与术语使用具有代表性。
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