6WEN DAZHONG, DAVID P. Water and energy use in China's agriculture[C]//ZUO TIANJUE. Forum on China' s Agriculture in 1949 - 2030. Beijing: China Agricultural University Press, 1998:263-274.
8POSTEL S. Dividing the water food security, ecosystem health, and the new politics of scarcity [ N ]. World Watch Paper, 1996-5-12(2).
9ALCAMO J, HENRICHS T, ROSCH T, et al. World water in 2025: Global modelling and mcenario analysis for the world commission on water for the 21st Century[R]. Kassd: University of Kassd, 1999:107-118.