1Study on the Mechanisms of Yield-raising and Quality-improving for Paddy Rice Under Water-saving IrrigationPENG Shi-zhang, HAO Shu-rong, LIU Qing, LIU Yong, XU Ning-hong3-72An Experimental Study on Geotextiles used as Sub-drain Pipe Filters in Yinbei Drainage Project in NingxiaDING Kun-lun, YU Ling, DONG Feng, ZHOU Hua, ZHANG Xin-hua8-113Errors with Utilizing Average ET0 Method in Crop Watersupply and demand AnalysisDUAN Ai-wang, SUN Jing-sheng, ZHANG Ji-yang12-154A Unsteady Flow Model for River Network inLittoral Area of South ChinaZHANG Guang-yan, HUANG Jie-sheng, SHEN Rong-kai, YAO Zhen-dong16-195Analyzing Water Diversion Demand For Irrigation Areas at LowerReach of Yellow River with BP Neural Network TechniquesHUANG Guo-ru, HU He-ping20-236Water Requirement of Dryland Rice under Plastic Film mulchLI Rong-chao, PENG Shi-zhang, WANG Yong-le, ZHANG Yu-min, YU Jian-he24-287Microclimate Changes Causes by Sprinkler IrrigationLIU Hai-jun, Gong Shi-hong29-328Effects of Deficit Irrigation on Growth, Development and Yield in Cotton33-379Efficiency of Pipeline System for Sprinkler Irrigation in Well Irrigation AreasGAO Chuan-chang, FENG Yue-zhi38-4110Experimental Research Upon Sensibility of Several Cops to WaterloggingZHU Jian-qiang, ZHANG Wen-ying, PAN Chuan-bai, CHENG Lun-guo, OU Guang-hua, CHEN Xiao-qun, CHENG Ling42-4611Experimental Study on Technological parameters of film hole irrigationWU Jun-hu, FEI Liang-jun, WANG Wei-yan, ZHAO Qian47-4912Experimental Study on Relationship Between Rainfall Recharge and Groundwater Level under DrainageWANG Shao-li, LI Fu-xiang, ZHANG You-yi54-5713Effects of irrigation method on growth, development and activity of tomato rootsYANG Li-juan, ZHANG Yu-long, YANG Qing-hai, LI Jun58-6114Mechanism of Water-saving and Yield-raising Under Low-pressure Multi-hole Sprinkler IrrigationSITU Song, ZHANG Wei, JIA Da-lin66-7015A Summary of CT Application in Research of Soil MacroporesFENG Jie, HAO Zhen-chun71-7616Research on Flow Rate Control in Delivery and Distribution CanalsLI Ming-si, ZHU FENG-shu77-80