Effects of tree species transfer on soil dissolved organic matter pools in a reforested Chinese fir (Cunninghamia lanceolata) woodland. Temporal and spatial variations of DOC, DON and their function group characteristics in larch plantations and possible relations with other physical-chemical properties Soil respiration and carbon fractions in winter wheat cropping system under fertilization practices in arid\|highland of the Loess Plateau Correlation between Spectrophotometric Absorbance of Soil Solution and Contents of Variable Carbon and Nitrogen in Larch Plantation Forests Dynamics of active organic carbon in a paddy soil under different rice farming modes. Effects of Harvest Residue Management on Soil Respiration of Chinese Fir Plantations Decomposition characteristics of maize roots derived from different nitrogen fertilization fields under laboratory soil incubation conditions Effects of salinity and exogenous substrates on the decomposition and transformation of soil organic carbon in the Yellow River Delta