Vegetation coverage is an important ecological parameter, possessing important significance to the global environment variation and monitoring investigation.
植被覆盖度是一个十分重要的生态学参数，对于全球环境变化和监测研究具有重要意义。
2
Leaf area index (LAI) is not only an important attribute of land surface vegetation system, but also a key parameter for the models of global water balancing and carbon circulation.
叶面积指数LAI不仅是陆表植被系统的一个重要属性，而且是全球水平衡、碳循环等模型中的重要输入参数。
3
Leaf area index (LAI) is a crucial parameter of vegetation canopy structure and controls a number of biophysical processes of vegetation.