The author chooses Caishi Scenic Spot of Anhui Province as the object of the research, and sets up a model on ecological influence of tourist activities upon the scenic spots soil and cover plant, then analyzes their influence upon the altitude, abundancy and density of the cover plant species and the physicochemical properties of soil. At the same time the author introduces the concept of scenic spots tourism eco environmental carrying capacity, based on which,countermeasures for eco envi ronmental management of the spot are identified.