1A speech at the meeting of 5oth anniversary of the IWHRFeatures1-42Put more efforts in academic research, provide scientific and technological support for water developmentFeatures5-93Do well the work of restoration and reconstruction, strengthening scientific research——An interview with Zhang Guangdou, Late President of IWHR & seniority academicianFocus Interview10-114Taking advantage of our strength for training scientific and technical talents——An interview with YangZhenhuai, former Minister of Water ResourcesFocus Interview12-135Preventing seriously seismic disasters, strengthening"maximum credible earthquake"research——An interview with Chen Houqun, Academician of Chinese Academy of EngineeringFocus Interview14-166Learning & Thinking Practice & Innovation——An interview with Zhu Bofang, Academician of Chinese Academy of EngineeringFocus Interview17-18,317Scientists and researchers should give priorities to country's urgent need——An interview with Chert Zhikai, Academician of Chinese Academy of EngineeringFocus Interview19-208Focus on key subjects with deep and down-to-earth studies——An interview with Han Qiwei Academician of Chinese Academy of EngineeringFocus Interview21-22,119Conducting research and development in an innovative manner--An interview with Wang Hao, Academician of Chinese Academy of EngineeringFocus Interview23-24,2610Advancement of water science and technology development by delicate study and exploitation——An interview with Chen Zuyu, Academician of Chinese Academy of EngineeringFocus Interview25-2611Scientific research should take project condition into full consideration——An interview with Chen Bingxin, former President of Chinese Institute of Water Resources and Hydropower ResearchFocus Interview27-2812Reform of scientific management system with support of science and technology——An interview with Gao Jizhang, former President of Chinese Institute of Water Resources and Hydropower ResearchFocus Interview29-3113Water resources and its evolution pattern in water source area of West Route Scheme of SNWDPSpecial Subject Reports32-3414Basic concepts on flood managementSpecial Subject Reports35-3815Progress and development trend of water environment studySpecial Subject Reports39-4216Evaluation index system of large irrigation distrietsSpecial Subject Reports43-44,5517Design standard, calculation method and experiment study on quake resistance of hydropower projectSpecial Subject Reports45-4718Research and practice on geotechnical engineering studySpecial Subject Reports48-5119Study and challenges on hydraulic strueturesSpecial Subject Reports52-5520Progress and prospect on sediment studySpecial Subject Reports56-59 