6Paustian K, Cole C V, Sauerbeek D, et al. CO2 mitigation by agriculture :an overview [ J ]. Climatic Change, 1998,40 ( 1 ) : 135 - 162.
7Snyder C S, Bruulsema T W, Jensen T L, et al. Review of greenhouse gas emissions from crop production systems and fertilizer management effects[J]. Agriculture Ecosystems and Environment,2009,133:247 - 258.
8Thomson A M,Izaurralde R C, Rosenberg N J, et al. Climate change impacts on agriculture and soil carbon sequestration potential in the Huang - Hai Plain of China [ J ]. Agriculture, Ecosystems and Environment,2006,114 : 195 - 209.