This paper mainly focused on alpine meadow of burrowing activity of Myospalax baileyi of He nan,Qinghai Province,By setting different grazing systems,the effect of the population density of Myospalax baileyi,soil compactness,soil bulk density,soil moisture and soil nutrient changes were analyzed in different grazing systems,in order to discuss the effects of different grazing systems to Myospalax baileyi and soil properties. The results showed that the relative density of Plateau zokor in seasonal grazing a...