The Feature and Rule of Formation of Aboveground Biomass of Stipa grandis Steppe Community features of Scarabaeoidea larvae in Stipa grandis steppe The relationship between aboveground biomass and precipitation on Stipa grandis steppe in Inner Mongolia Study on the CO2 release Rate of Soil Respiration and Litter Decomposition in Stipa grandis Steppe in Xilin River Basin, Inner Mongolia Dynamics of Primary Productivity and Soil Organic Matter of Typical Steppe in the Xilin River Basin of Inner Mongolia and Their Response to Climate Change