Simulation of soil erosion dynamics in grassland ecosystem of semi-arid China using the CENTURY model
Action anthropique ; Boisement ; Chine ; Chine du Nord ; Domaine semi-aride ; Ecosystème ; Erosion des sols ; Formation herbacée ; Impact ; Modèle ; Nei Menggu ; Siècle 20
Afforestation ; China ; Ecosystem ; Grassland ; Human impact ; Impact ; Model ; Northern China ; Semi-arid area ; Soil erosion ; Twentieth Century
, the soil erosion amount was over 2 kg/m2.a in grassland ecosystem in the study area because no tree has been planted. But after the 1960s, the soil erosion was only 0.3 kg/m2.a in forest ecosystem. So afforestation has exerted notable effect on decreasing