Chemical Characteristics of Physically Separated Soil Organic Matter Fractions in Contrasting Arable Soils Gang Li, Xiao; Ming Chen, Zhao; Hang Li, Xiao; More Gang Li, Xiao; Ming Chen, Zhao; Hang Li, Xiao; Ma, Qifu; Lin, Yu Less Soil Science. 178(3):128-137, March 2013. Abstract Abstract Favorites PDF Get Content & Permissions Buy