Soil basal respiration and enzyme activities in the root-layer soil of tea bushes in a red soil Soil-microbial properties in the re-vegetation process of the barren land contaminated with heavy metals Responses of soil microbial biomass C and N and respiratory quotient (qCO2) to revegetation on the Loess Hilly-Gully region Changes in SBR and qCO2 at Different Re-vegetation Stages on Slopingland with Purple Soils in Hengyang of Hunan Province, South-central China Effects of nitrogen fertilization on soil respiration during maize growth season. Effects of wheat cultivation and fertilization on soil microbial biomass carbon,soil microbial biomass nitrogen and soil basal respiration in 26 years Response of Soil Microbial Characteristics and Soil Enzyme Activity to Irrigation Method in No-till Winter Wheat Field