The main results are as follows: 1 . Woody plant density in degraded ecosystem is in close relation with restoration stage of vegetation.
结果表明：1。退化生态系统木本植物的密度与植被的恢复阶段紧密相关；
2
However, the waste gas discharged by the third stage expanding construction project of Jiujiang power plant will influence the vegetation of Lushanmountain.
但九江电厂三期扩建工程废气的排放，将对庐山植被产生不同程度的影响。
3
During the early geological and historic stage, it was the climate that mainly influenced the change of the vegetation in the north of Shaanxi.