LU H F,CAMPBELL D E.Ecological and economic dynamics of the Shunde agricultural system under China's small city development strategy[J].Journal of Environmental Management,2009,90(8):2589-2600.
LIU J E,ZHOU H X,QIN P,et al.Comparison s of ecosystem services among three conversion systems in Yancheng National Nature Reserve[J].Ecological Engineering,2009,35(5):609-629.
LIU X W,CHENG B M.Efficiency and sustainability analysis of grain production in Jiangsu and Shanxi provinces of China[J].Journal of Cleaner Production,2007(15): 313-322.