1Thinking about the Development of Micro-irrigation Technology in ChinaWU Yuqin, YANG Peng, LIU Siruo1-42Analysis on the Application Conditions of the Drip Irrigation TechniqueLI Mingsi, HAO Zhongwen, XU Ya'nan, QIN Wenbao, CHEN Wenjuan5-83Response of Groundwater Level to Soil Water under Film Drip Irrigation in Arid RegionsWEI Guanghui, MA Liang9-134Effects of Subsurface Drip Tape Types on Maize Growth and YieldYUAN Jiangjie, LI Guangyong, YUAN Zicheng14-185Research on the Effects of Brackish Water Irrigation on Edible Sunflower Growth and the Critical Salinity ConcentrationZHENG Fengjie, YANG Peiling, REN Shumei, HE Xin, JIANG Guangyu19-236Response Relationships between Drip Irrigation Cotton ABA Concentration and Volumetric Water Content under Different Nitrogen Fertilizer ApplicationsZHANG Jianxin, CHAI Fujun, HE Jiangyong, LI Yinong24-277Experimental Research on Fertilizer Requirement of Spring Maize under Drip Irrigation in Ningxia Irrigation AreaHUANG Xingfa, ZHAO Nan, REN Xianan, YANG Jianguo, JI Lidong, LI Guangyong28-318Effects of Different Fertilization Amounton on Yield and Quality of Muskmelonin Plastic GreenhouseYUAN Baozhong, ZHANG Qingya, BIE Zhilong32-379Coupling Effects of Water-fertilizer on Utilizing of Moisture and Fertilizer under Drip IrrigationSUI Juan, WANG Jiandong, GONG Shihong, ZHANG Yanqun38-41,4610Effects of Hole Arrangement on Irrigation Uniformity under Micro-spraying Hose IrrigationDOU Chaoyin, MENG Weizhong, ZHANG Likun, YU Handi, GUO Ming42-4611Numerical Simulation of Internal Flow Field in Automatic Screen Filter with Torpedo under Different Outlet Positions47-5112Research on the Optimal Irrigation Schedule of Semi-fixed Sprinkler Soybean Based on the ISAREG ModelCHENG Guangyuan, SHI Haibin, LI Ruiping, WANG Chenggang, WANG Zhichao, YU hong, WANG Zuokui52-58,8013Development on Pilot Operated Pressure Reducing Value for Manifold in Micro-irrigation SystemGUO Wenzhe, LI Guangyong, CHAI Haidong59-6414Design of Direct-acting Pressure Reducing Value and the Effects of the Parameters on Its Preset PressureCHAI Haidong, LI Guangyong, GUO Wenzhe65-7015Effects of Dry Seeding and Wet Emergence on Sunflower Growth and Seedling Soil TemperatureZHANG Ruixi, SHI Jigang, SONG Riquan, LI Wei, YU Jian71-74,8816Effect of Tillage Measures and Plant Growth Regulators on Growth Characteristics and Yield of Cotton under Mulched Drip IrrigationDENG Zhong, ZHAI Guoliang, LV Mouchao, ZONG Jie, CAI Jiumao, LI Ying, ZHANG Wenzheng75-8017Preliminary Application of CFD Simulation Technology to Concentration Decay Law Research of Pressure-fertilizer TankHAN Qibiao, LI Hao, FENG Shaoyuan, HUANG Xiuqiao, LI Wen81-8418Response Characteristics between Drip Irrigation Cotton Stomatal Conductance and Volumetric Water Content under Different Nitrogen Fertilizer ApplicationsZHANG Jianxin, CHAI Fujun, HE Jiangyong, SHI Rongyuan85-8819Experiment Research on Wetted Percentage under Drip IrrigationZHAO Jingdan, LI Ruiping, SHI Haibin, QI Yinglong, FENG Yayang, ZHANG Jingfan89-9220Effects of Mulched Drip Irrigation and Subsurface Drip Irrigation on Corn Water Consumption, Growth and YieldYUAN Jiangjie, LI Guangyong, YUAN Zicheng93-98 