Effects of growing time on Panax ginseng rhizosphere soil microbial activity and biomass Effects of enrofloxacin residues on the functions of soil microbes Nitrogen turnover from grazing livestock excreta: a review Effect of different ameliorative ways on the nutrition status of nitrogen of basification soil N Mineralization and Nitrification in a Primary Lithocarpus xylocarpus Forest and Degraded Vegetation in the Ailao Mountain, Yunnan Province Nitrification and Net N Mineralization Rate of Soils Under Different Tropical Forests in Xishuangbanna, Southwest China ARGININE AMMONIFICATION AS A SIMPLE METHOD FOR MEASURING SOIL MICROBIAL BIOMASS Seasonal Dynamics of Soil Nitrogen Transformation along Subalpine Elevational Gradient of Western Sichuan The characteristics of nitrogen fixation, ammonification, nitrification and denitrification in coastal zones Effects of different fertilization on soil nitrogen and microbial community and function in Camellia oleifera forest Effects of snow pack on wintertime soil nitrogen transformation in two subalpine forests of western Sichuan