NUTRIENT CYCLING AND BALANCE OF SLOPING UPLAND ECOSYSTEMS ON RED SOIL EFFECTS OF CLIMATE CHANGE ON AGROECOLOGICAL SYSTEMS IN THE YANGTZE DELTA Grazing Experiment for Sustainable Management of Grassland Ecosystem of Inner Mongolia Steppe:Experimental Design and the Effects of Stocking Rates on Grassland Production and Animal Liveweight Partitioning of vegetation biomass, nutrient storage and cycling of degraded ecosystems from moutainous Karst region, central Guizhou, China A review on the functions of nitrogen-fixers in terrestrial ecosystems Effects of nitrogen deposition on forest biodiversity: a review Establishing and validation individual-based carbon budget model FORCCHN of forest ecosystems in China An overview of current methods to estimate carbon budget of terrestrial ecosystems Advances in the study of AM fungal diversity in agroecosystems Status and prospectives of reseach on coral reef ecosystem primary production Characteristics and distributions of degraded ecological types in China Priority analysis on conserving China’s terrestrial ecosystems Seasonal change in atmospheric SO2 concentration in forested and non-forested urban lands