Change of community structure of altocherbiprata under different utilization ways

The community structure was studied under grazing, mowinggrazing or mowing in mountain tall meadow. The results showed that: 1) Biomass and height were grazingmowing＞mowing＞grazing. 2) Vegetable has different important value in different utilization ways. The proportion of grass was increasing and forbs were reducing on pasture of mowinggrazing. There aren't obviously changed in proportion of grass and forbs between grazing and mowing.