tree layer

tree layer什么意思,tree layer翻译

基本解释

un.: 树层
网络: 乔木层

英汉解释

• 树层

例句

• the vertical structure of each forest community were obvious and could be divided into tree layer , shrub layer , herbage layer and lianas.

  各群落垂直结构十分明显，可分为乔木层、灌木层、草本层和层间植物。

• Although our to feel pain, but she and shun the affection between the tree layer was so deeply.

  虽然美嘉为之深感痛苦，但她和弘树之间的感情却因此更深了一层。

• The species richness and species diversity index of the tree layer and shrub layer were obviously bigger than those of the herb layer.

  乔木层和灌木层的物种丰富度和物种多样性指数均明显大于草本层。

• The utilization of tree layer is comparatively seldom and the utilization of liana, the bamboo and the aquatic plant is even rare.

  乔灌草比例较不合理，乔木层较少，藤本、竹类及水生植物运用更少；

• Compared with species in tree layer, damages of woody seedlings, herbs or lianas growing under the canopies were largely reduced.

  和乔木层比较，林下灌木和草本植物受污染的伤害大大降低。

• While in man-made forest belt, Moraceae, Lauraceae and Euphorbiaceae were the chief plants in the tree layer.

  而在人工型林带中，乔木层是以桑科、樟科、大戟科的树种为主。

• In shrub-tree stage , the species diversity in tree layer was lower than that of shrub layer .

  灌乔林过渡阶段群落乔木层物种多样性指数低，而灌木层多样性指数高。

• The abundance index of the tree layer was higher than the shrub layer.

  郑州市不同类型公园绿地乔木物种丰富度稍大于灌木。

• Effects of selective cutting of different intensities on the tree layer structure and species diversity of evergreen broadleaved forest

  择伐作业对常绿阔叶林乔木层树种结构及物种多样性的影响

• Dominant Tree Species of Tree Layer and Classification of Community in Shiziguan Reservoir area

  狮子关库区植物群落乔木层优势种及群落分类