DYNAMICS OF SOIL WATER IN CHINESE FIR ECOSYSTEMS UNDER ARTIFICIAL DISTURBANCE SIMULATION OF RUNOFF DYNAMICS IN CHINESE FIR WATERSHEDS UNDER ARTIFICIAL DISTURBANCE THE EFFECTS OF DIFFERENT ARTIFICIAL DISTURBANCE ON THE FLORA AND SPECIES DIVERSITY OF TREE LAYER IN CASTANOPSIS CARLESIS FOREST IN WUPIN, FUJIAN Influences of artificial disturbance degrees on the contents of Glycyrrhizic acid and flavonoids in different parts of Glycyrrhiza uralensis Influences of artificial disturbing degrees on soil conditions and liquorice roots system Soil seed bank under different diversity restoration measure in the grassland of Bashang region