canopy density

[ˈkænəpi: ˈdensiti]
  • canopy density
  • 释义

    林冠郁闭度;

纠错 数据更新时间:2025-11-14 09:13:25
1、

In all factors of vegetation structure characteristic, the average height of shrubs, the average canopy of trees and the average canopy of grass are difference factors in whole level, and the density of Black birch ( Betula dnvurica) is difference factor in specific composition level.

各样地的植被结构特征因子中,灌木平均高度、乔木平均盖度(郁蔽度)、草本平均盖度是各样地在总体水平上的差异因子,黑桦密度是样地树种组成水平上的差异因子;

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2、

Stand density was reduced from 404 to 387 stem/ hm 2, and basal area from 44 83 to 43 79 hm 2.All species in high canopy layer except Acer mono decreased in number of stems.

林分密度从404株/hm2降至387株/hm2,而基础面积从44.83hm2降至43.79hm2。除色木槭之外,冠层林木的株数降低。

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3、

The result of factor analysis shows: the relatedness exists between structure factors of plant community, four factors contain 85% of information content: canopy, average high of arborous layer, density of arborous layer and underbrush character.

因子分析表明群落结构各因子间存在着相关性,其信息量的82.5%集中在四个主因子上,即:冠盖因子、乔木层高、灌木层性状及乔木层密度因子。

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4、

Woodland forest cover of more than 90 % canopy density of 0.8.

林地森林覆盖率达90%以上,林冠郁闭度为0.8.

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5、

Many wind-blown trees, broken branches and fallen leaves appeared after Typhoon Damrey in 2005, which directly made the decrease of crown density, and the increase of penetrating light and many canopy gaps.

2005年达维台风造成了尖峰岭热带天然林内大量风倒木、断枝和落叶的产生,同时导致了群落郁闭度减少、透光性增强,并产生大量的林隙。

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