Re-recognizing on ecolomical benefits of exploiting grassland resources in south China Impacts of Climate Change on Soil Water Balance and Grassland Productivity in the Songnen Steppe Responses of climatic potential grassland productivity to climatic change in an alpine meadow area over the Nujiang Basin, Tibet from 1980 to 2008 Changes of grassland ecosystem due to degradation of permafrost frozen soil in the Qinghai-Tibet Plateau Impact of Grazing Intensities on Community Biodiversity and Productivity of Alpine Grassland in Qinghai Lake Region Effects of Deferred Grazing on Grassland Community Characteristics and Productivity in Alpine Meadow Simulation Study Regarding the Impact of Climate Change on Grass Productivity in Inner Mongolia Relationship Between Plant Functional Groups,Species Richness and Community’s Productivity in Degraded Grassland Response of Plant Diversity and Soil Nutrient Condition to Grazing Disturbance in Stipa Baicalensis Roshev. Grassland Effects of nutrient addition on plant diversity and productivity in a Stipa baicalensis grassland in Inner Mongolia, China Effect of Spring Rest-Grazing on Steppe Vegetation