1. Country background -- 2. Research background -- 3. Principles and practices of spate irrigation systems -- 4. The study site : the Wadi Laba spate irrigation system -- 5. Indigenous water rights, rules and management before and after water management reforms -- 6. Modeling soil moisture and assessing its impacts on water sharing and crop yield -- 7. Hydraulic performance evaluation after water management reforms -- 8. Salinity and sodicity impact assessment on crop yield and soil infiltration rate -- 9. Nutrient and sediment yield analyses for the flood water and irrigated fields -- 10. Evaluation.