Instant Insights: Improving water management in crop cultivation

Chapter 1 - Site-specific irrigation systems: Amir Hagverdi, University of California-Riverside, USA; and Brian G. Leib, University of Tennessee-Knoxville, USA; 1 Introduction 2 Field-level mapping of soil variability 3 Delineation of irrigation management zones 4 Quantifying the potential impact of variable rate irrigation 5 Site-specific irrigation management 6 Future trends and conclusion 7 List of abbreviations 8 Where to look for further information 9 References
Chapter 2 - Deficit irrigation and site-specific irrigation scheduling techniques to minimize water use: Susan A. O’Shaughnessy, USDA-ARS, USA; and Manuel A. Andrade, Oak Ridge Institute for Science and Education, USA; 1 Introduction 2 DI strategies: overview 3 DI strategies: approaches, risks and advantages 4 SSIM: achieving precision irrigation 5 Variable rate irrigation 6 Integration of plant feedback sensor systems for site-specific VRI control 7 Conclusions 8 Where to look for further information 9 Acknowledgements 10 Disclaimer 11 References
Chapter 3 - Improving water management in winter wheat: Q. Xue, J. Rudd, J. Bell, T. Marek and S. Liu, Texas A&M AgriLife Research and Extension Center at Amarillo, USA; 1 Introduction 2 Winter wheat yield 3 Yield determination under water-limited conditions 4 The role of measuring evapotranspiration (ET) 5 Water-use efficiency 6 Wheat yield, evapotranspiration (ET) and water-use efficiency (WUE) relationships 7 Case studies 8 Future trends and conclusion 9 Where to look for further information 10 References
Chapter 4 - Advances in irrigation techniques for rice cultivation: D. S. Gaydon, CSIRO Agriculture, Australia; 1 Introduction 2 Water-saving measures 3 Scale-dependency of water productivity and water savings 4 Aerobic rice as a water-saving measure 5 Alternate wetting and drying (AWD) as a water-saving measure 6 Saturated soil culture (SSC) as a water-saving measure 7 Case study: water-saving irrigation in southeast Australia 8 Future trends and conclusion 9 Where to look for further information 10 References
Chapter 5 - Improving water management in sorghum cultivation: Jourdan Bell, Texas A&M AgriLife Research and Extension, USA; Robert C. Schwartz, USDA-ARS Conservation and Production Research Laboratory, USA; Kevin McInnes, Texas A&M University, USA; Qingwu Xue and Dana Porter, Texas A&M AgriLife Research and Extension, USA; 1 Introduction 2 Dryland production 3 Irrigation 4 Deficit irrigation 5 Soils and irrigation management 6 Conclusion 7 Where to look for further information 8 References