8GORHAM E. Northern peatlands: Role in the carbon cycle and probable responses to climatic warming[J]. Ecological Applications, 1991,1(2): 182-- 195.
9TRETTIN C C, SONG B, JURGENSEN M F, et al. Existing Soil Carbon Models Do Not Apply to Forested Wetlands. http://www.srs. fs. usda. gov/pubs/gtr/gtr_srs046, pdf. 2008-- 01--21.
10ARMENTANO T V, MENGES E S. Patterns of change in the carbon balance of organic soil--wetlands of the temperate zone [J].Ecology, 1986,74(3), 755--774.
