灌溉排水工程学PDF电子书下载

Introduction 1

Chapter 1 Farm Water and the Movement of Soil Water 5

1.1 Soil Water Properties and Classification 5

1.2 The Movement of Soil Water 12

1.3 Plant-Soil-Atmosphere(Climatic)Relationships 16

Chapter 2 Evapotranspiration and Water Requirement of Crop 20

2.1 Objectives and Importance of Studying Evapotranspiration and Water Requirement of Crop 20

2.2 Evapotranspiration and Irrigation Water Requirements 21

2.3 Irrigation Scheduling 31

2.4 Irrigation Requirements 39

Chapter 3 Irrigation Technique 41

3.1 Surface Irrigation 41

3.2 Border Irrigation 44

3.3 Furrow and Corrugation Irrigation 48

3.4 Sprinkler 55

3.5 Trickle Irrigation 65

Chapter 4 Sources of Irrigation Water and Diversion Works 77

4.1 Surface Sources of Irrigation Water 77

4.2 Groundwater Resources 79

4.3 Water Quality and Water Quantity 90

4.4 Diversion Works 95

Chapter 5 Irrigation Canal System 98

5.1 Conveyance System 98

5.2 Application Systems 104

5.3 Performance of Farm Irrigation Systems 110

5.4 Open Channel Delivery Systems 113

Chapter 6 Irrigation Pipeline System 124

6.1 Pipeline Standards 124

6.2 Pipeline System Components 128

6.3 Flow and Pressure Distribution in Pipeline system 132

6.4 Low Pressure Pipe System 136

6.5 Pipeline Installation and Maintenance 142

Chapter 7 Drainage Requirements and Systems 145

7.1 Drainage Requirements 145

7.2 Surface Drainage 148

7.3 Natural Subsurface Drainage 149

7.4 Spacing of Drains 151

7.5 Open Drains 155

7.6 Closed Gravity Drains 162

7.7 Well Drainage 167

7.8 Return Flow and Drainage Effluent 171

Chapter 8 Policies and Management 173

8.1 National Objectives of Promoting Irrigation 173

8.2 Water Management 173

8.3 Watershed Management 175

8.4 Organization and Management 176

8.5 Water Law and Water Rights 177

8.6 Chinese Water Law System Management Institutions and Policies 180

8.7 Making Irrigation Profitable 183

Appendix Ⅰ Key Words and Phrases 186

Appendix Ⅱ Technical Terminology for Irrigation and Drainage 197

References 218