1Situation requirements,ideas and measures for water security guarantee in the Yangtze River basin during the 15th Five-Year Plan periodLIAO ZhiweiSpecial Focus5-122Construction and management of small-scale farmland water projects:progress,challenges,and strategiesFANG Yu, ZOU Minzhong, WANG Sufen, NIU Jun, KANG ShaozhongForefront13-183Progress and prospects of comprehensive reform of agricultural water pricesWANG Huan, LU Wenhong, XU LeiForefront19-244Analysis of water and sediment changes and characteristics of the aquatic nutrient environment in the middle Yangtze River under sediment regulationSHI Haoyang, YANG Wenjun, GUO Hui, CAO Huiqun, HU Man, ZHU Xinxin, BAO ChengchengWater Ecology25-315Research on water quality guarantee of the Danjiangkou Reservoir area and its upper basinWANG Kai, LIANG Yi, GAO Yuanyuan, YAN Fengling, JIANG Rong, LU HaimingWater Ecology32-406Flow variation patterns at major control sections of the Xiliao River during the ice-melting period and optimized reservoir operation strategiesZHU Qinbo, PAN Yinghua, WANG HailingRiver and Lake Protection and Management41-467Research and recommendations for improving the basic work of water rights reformLI Guozheng, MA SuyingWater Resources Management47-558Application and future development of TBM in water project constructionZHAO Yufei, ZHANG Yunpei, YANG Jianxi, YE Ming, XU QuanProject Construction and Operation56-649Key technologies for type-selection and configuration of super-large-diameter TBM clusters in the Water Diversion Project from the Yangtze River to the Hanjiang RiverSONG Zhizhong, LI Heng, SHAO Xiaokang, NIU Yunhua, ZHU Xuexian, LI YashiProject Construction and Operation65-72