Atmospheric nitrogen deposition in Danjiangkou Reservoir area of Northwest Hubei Early nitrogen deposition effects on CO2 efflux from a cold-temperate coniferous forest soil Early responses of soil CO2 emission to simulating atmospheric nitrogen deposition in an alpine meadow on the Qinghai Tibetan Plateau Atmospheric dry and wet nitrogen deposition |in typical agricultural areas of North Shaanxi.  Quantification of atmospheric nitrogen deposition at Guiyang area based on nitrogen concentration of epilithic mosses Effect of increased deposition of atmospheric nitrogen on forest ecosystem The early effects of nitrogen addition on CH4 uptake in an alpine meadow soil on the Eastern Qinghai-Tibetan Plateau Effects of N addition on soil organic carbon components in an alpine meadow on the eastern Qinghai-Tibetan Plateau Basic features and monitoring methodologies of atmospheric nitrogen deposition. Spatial-temporal variability of dry and wet deposition of atmospheric nitrogen in different ecological regions of Shaanxi ATMOSPHERIC NITROGEN DEPOSITION AND NITROGEN DYNAMICS OF FOREST ECOSYSTEMS The leaching solution chemistry of a broad_leaved forest red soil under simulated N deposition in Southern China