Responses of soil properties to ecosystem degradation in Karst region of northwest Guangxi, China. Fine root biomass and its nutrient storage in karst ecosystems under different vegetations in Central Guizhou, China. Impacts of litter on physical and chemical soil properties and its karst effects on different forested Karst ecosystem Researches on activity of carbonic anhydrase from soil and its bacteria in different Karst ecosystems and its ecological significance Partitioning of vegetation biomass, nutrient storage and cycling of degraded ecosystems from moutainous Karst region, central Guizhou, China Effects of human disturbance on soil aggregates content and their organic C stability in Karst regions. Carbon, nitrogen and phosphorus stoichiometry of typical plants in karst area of Maocun, Guilin Controlling and restoration models of complex degradation of vulnerable Karst
ecosystem