crown layer factors 冠层因子
form of layer crown 层式树冠
form without layer crown 无层式树冠
The leach of crown layer is one of the functions of forest in regulating rainfall and also an important. Way of material circulation in forest ecosystem.
冠层淋溶是森林调节降水的功能之一，是森林生态系统物质循环的重要渠道。
The species component, density and index of crown cover in the tree layer effect on distribution of illumination and under plants in the plant community.
群落中光照的分布状况受乔木层的种类组成、密度与冠幅指数等因子的影响，且对下层植物分布有较大的作用。
The results indicated that the solar radiation intensity under the rubber crown canopy was reduced along with the intercropping layer added.
结果表明，随着林内层次的增加，林内太阳辐射量急剧减少；
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