THE DEGRADATION PROBLEM AND STRATEGY OF ALPINE MEADOW IN QINGZANG PLATEAU

There 1620×10~4km~2,degraded alpine meadow in Qingzangplateau,occupied 16.54%the all area of degraded grassland,low grassland productivity,water and soil run off seriously,degradating of alpine meadow is speeded up since overgrazing for long time and the hazardous of mouses etc...Hence,investigating of strategy to manage the grassland is necessary.According to the degradation reason of the type gr…