Effects of Seasonal Precipitation Variation on Litter-fall in Lower Subtropical Evergreen Broad-leaved Forest Facility Effects on Soil Nitrogen Transformation Rates in A Field Controlled Precipitation Pattern Change Experiment Effect of change to simulated precipitation patterns on seedling growth of Nitraria tangutorum Difference of Desert Ecosystem Responses to Elevated Atmospheric CO2 Concentration between Dry and Wet Years Precipitation pattern of desert steppe in Inner Mongolia, Sunite Left Banner: 1956-2009 Response of seed germination and seedling growth of Pinus koraiensis and Quercus mongolica to comprehensive action of warming and precipitation Temporal and spatial variation of the optimal sowing dates of summer maize based on both statistical and processes models in Henan Province, China. Review of response mechanism of soil respiration to rainfall