上层林冠

基本解释 (translations)

overstory

与上层林冠相关的网络例句 [注：此内容来源于网络，仅供参考]

The microclimatic characteristics of the dew and fog formation on canopy layer within a tropical rain forest,dominated by \%Terminalia myriocarpa \% in Xishuangbanna were measured in the dry\|hot season.

对西双版纳热带雨林干季林冠层雾露形成的小气候特征进行了观测研究。结果表明，雾露首先形成于最上林冠层，林下露水的形成迟于林上 3～ 4 h，林下雾是由上层雾变浓、下沉而来。