Blair G J, Lefroy R D B, Lisle L. Soil carbon fractions based on the degree of oxidation and the development of a carbon management index for agricultural systems [J]. Australian Journal of Agricultural Research,1995,46(7):1459-1466
Dodla S K, Wang J J, Delaune R D. Characterization of labile organic carbon in coastal wetland soils of the Mississippi River deltaic plain:Relationships to carbon functionalities [J]. Science of the Total Environment,2012,10(1):435-436
Janzen H H, Campbel C A, Brandt S A, et al. Light fraction organic matter in soils from longterm crop rotations [J]. Soil Science Society of America Journal,1992,56(6):1799-1806
Ghaai A, Dexter M, Perrott K W. Hot-water extractable carbon in soils: A sensitive measurement for determining impacts of fertilization, grazing and cultivation [J]. Soil Biology and Biochemistry,2003,35(9):1231-1243
Wander M M, Traina S J, Stinner B R, et al. The effects of organic and conventional management on biologically active soil organicmatter fraction [J]. Soil Science Society of America Journal,1994,58(4):1130-1139