1Take Vigorous Measures to implement "Reform and Rehabilitation and Water Use Efficiency Upgrading" in Large Irrigated Districts, for Promoting Water Conservation in Agricultural Use6-142Advancing with the Times and Carrying out "Reform and Rehabilitation and Water Use Efficiency Upgrading" in Large Irrigated Districts Creatively14-163Working Hard for Creating a New Prospect for the Work in Large Irrigated Districts17-194General Introductions of Subject Studies on Management System and Operation System Reform in Large Irrigated Districts19-235Examinations of Balancing Water and Salt in Irrigated Districts and Control of Soil Saline and Alkaline24-306High-efficient Use of Water in Irrigated Districts31-347Information Technology Applications in Irrigated Districts35-388Take a Close Look of Local Conditions and Promoting Participatory Irrigation Management39-419Reform Promotes Rehabilitation, Rehabilitation Promotes Development42-4410Deepening System Reform, Speeding up Rehabilitation, Increasing Water Use Efficiency in Fenxi Irrigated District in an All-round Way45-4711Emphasize Watersave Rehabilitation and Internal Reform, Enhance Economic and Social Benefits of Irrigated Districts48-5012Combining Uses of Hardware and Software for Strengthening Rapid Development of Irrigated Districts51-5313Focusing on Water Conservation and Increase of Water Use Efficiency, Insisting on Four Cooperation53-5414Quicken up Step of "Reform and Rehabilitation and Water Use Efficiency Upgrading", Promote the Sustainable Development of Irrigated Districts55-5715Take the Interests of the Whole Situation, Innovation and Development, Build up Service Function of the Large and Medium Irrigated Districts58-5916Focus on Both Reform and Rehabilitation for a Sound Operation of Irrigated Districts60-61,6417Strengthening Rehabilitation of Irrigated Districts, Promoting System Reform of Irrigated Districts62-6418Serving for New Managerial Model of Irrigated Districts, Promoting Participatory Irrigation Management65-6719Pay More Attention to Watersave Rehabilitation and Reform for the Sustainable Development of Irrigated Districts68-7020Concentrating Reform for a Jump-up Development of Irrigated Districts71-73 