The leach of crownlayer 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。
2
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。
3
The results indicated that the solar radiation intensity under the rubber crown canopy was reduced along with the intercropping layer added.