Soil carbon management index (CMI) sensitively reflected the dynamics changes of SOC pool under with different land use and different soil managements.
土壤碳管理指数（CMI）较好的反映了在不同的管理方式下土壤有机碳库水平的动态变化情况。
2
The results show that there are serious soil erosion and desertification and extensive land degradation in this catchment because of irrational land use and improper managements.