1Water security: connotations, issues and strategiesGu Shuzhong, Hu YongjunForefront1-32How to strengthen roles of both government and market in water governanceWang YahuaForefront4-63Role and function of ecologic and clean-type small watershed for ecological restoration in Beijing——case study of the North Canal BasinYang Jinhuai, Wu Jingdong, Ye Zhihan, Su Min, Chang Guoliang, Jin GuiqinSoil and Water Conservation9-124Application of EU ecological recovery technologies in ecologic and clean-type small watershed constructionDuan Shuhuai, Ye ZhihanSoil and Water Conservation16-175Evaluation on construction quality of ecologic and dean-type small watershed in BeijingYuan AipingSoil and Water Conservation18-206Evaluation on sustainable development in Yingtaogou Small Watershed of Guanting GorgeZhao Fangying, Bi Yonggang, Hua Xiangguo, Liu Fei, Wang JingSoil and Water Conservation21-237Construction of ecologic and clean-type small watershed in plain area of Beijing——case study of Dongbanbidian Small Watershed in Daxing DistrictWu Jingdong, Yuan Aiping, Hua Xiangguo, Chen Jie, Chang Guoliang, Jia Ruiyan, Zhao AnranSoil and Water Conservation24-268Application of space technology in early stage construction of ecologic and clean-type small watershedYang Yuanhui, Li Xia, Duan Shuhuai, Hua Xiangguo, Liu JiaxuanSoil and Water Conservation27-299Ecological monitoring and assessment of river course (channel) in mountainous areas of BeijingYe Zhihan, Duan Shuhuai, Wu Jingdong, Peng Haiyan, Su MinSoil and Water Conservation30-3210Statistics of small dam failure and result classified analysisZhao Xueying, Wang Zhaosheng, Sheng Jinbao, Wang RenzhongProject Construction and Management33-3511Automatic control of the flow through water diversion gate of the Yangtze River Tidal River SectionQian Fujun, Qian JiangProject Construction and Management36-3812Studies on joint protection of liquid column separation in long-distance water conveyance pump systemHuang Yuyi, Li Jiangang, Liu Zheng, Jiang Jin, Lan Gang, Fan ZhengProject Construction and Management39-4213Models for management of fruit garden irrigation system in Qixia of Shandong ProvinceHao Fengyu, Shi Xiangping, Li HaozheProject Construction and Management49-5114How to integrate administrative enforcement of law with criminal justiceLiu Dingxiang, Song GangLaw Platform56-5815Practice of water-related illegal case investigation in Taihu Lake BasinLuo Jian, Liu GuohongLaw Platform59-6116River harness by Pan Jixun according to four imperial edictsYang HuishuWater and Society62-64