Bruce A McCarl,Ronald D Sands.Competitiveness of terrestrial greenhouse gas off-sets:Are they a bridge to the future [J].Climatic Change,2007,80:109-126.
Lefroy R D B,Blair G J,Strong W M,et al.Changes in soil organic matter with cropping as measured by organic carbon fractions and 13C natural isotope abundance[J].Plant Soil,1993,155-156,399-402.
Chen H Q,Hou R X,Gong Y S,et al. Effects of 11 years of conservation tillage on soil organic matter fractions in wheat monoculture in Loess Plateau of China[J].Soil & Tillage Research,2009,106:85-94.
[8]
Bolan N S,Baskaran S,Thiagarajan S. An evaluation of the measure method dissolved organic carbon in soils,manures,sludge and stream water[J].Commun Soil Sci.Plant Anal,1996, 27(13-14):2732-2737.
Valentini R,Mattenucci G,Dolman A J,et al.Respiration as the main determinant of carbon balance in European forests[J].Nature,2000,404:862-864.
[12]
Smith P,Martino D,Cai Z,et al.Policy and technological constraints to implementation of greenhouse gas mitigation options in agriculture [J].Agriculture,Ecosystem & Environment,2007,118:6-28.
Blair G J,Lefroy R D B. Soil C fractions based on their degree of oxidation and the development of a C management index for agricutural systems[J].Aust J.Agri. Res.,1995,46:1459-1466.
Castro F C,Lourenco A,Guimare M F, et al. Aggregate stability under different soil management systems in a red latosol in the state of Parana, Brazil[J].Soil and Tillage Research,2002,65:45-51.
[23]
Mendham D S,A M O Connell,T S Grove. Organic matter characteristics under native forest,long term pasture,and recent conversion to eucalyptus plantations in western Australia:microbial biomass,soil respiration and permanganate oxidation[J].Australian Journal of Soil Research,2002,40:859-872.
