5CHENG Hefa, HU Yuannan, ZHAO Jianfu. Meeting China' s water shortage crisis: current practices and challenges[ J ]. Environmental science & technology, 2009, 43 (2) : 240-244.
6FANG Q X, MA L, Green T R, et M. Water resources and water use efficiency in the North China Plain: Current status and agronom- ic management options[ J]. Agricultural water management, 2010, 97(8): 1102-1116.
7PENG Shiqi. Water resources strategy and agricultural development in China[ J ]. Journal of experimental botany, 2011,62 (6) : 1709- 1713.
8Tahar Boutraa. Improvement of water use efficiency in Irrigated agri- culture: A Review[J]. Journal of Agronomy, 2010, 9( 1 ) : 1-8.
9Shen Dajun. Climate change and water resources: evidence and esti- mate in China[J]. Curr. Sci, 2010, 98(8) : 1063-1068.
10WANG Shourong, ZHANG Zuqiang. Effects of climate change on water resources in China[ J ]. Climate Research, 2011 , 47 (1) : 77.
