Daftar Isi:Chapter I Distribution and Origin of Saline lands in the Arid Zone of Europe and Asia (Eurasia) and Nort Africa 1. Natural Conditions of the Arid Zone in Eurasia and North Africa 2. Types of Saline Sails and Water Sources in the Irrigated Areas of the Arid Zone 3. Distriobution of Irrigated Saline Soils 4. Primary and Secondary Salinisation of Rocks 5. The Geochemistry of the Salinisation Processes 6. Cycles of Salinisation 7. Critical Dept of Ground Waters 8. Critical Salinity of Ground and Irrigation Waters Chapter II Watrer Movement on Irrigated lands 1. Surface and Subsurface Waters 2. Irrigation Waters 3. Supply and Drainage of Groun Waters 4. Subsurface Runoff 5. Infiltrastion Condensation and Evaporation of Waters 6. The Water Cycle in Irrigated Regions Chapter III Movement of Subsurface Waters 1. Types Subsurface Waters in the Zone of Aeration ang Their Movement 2. Actual Velocity of Freee Ground WSater Flow and Velocity of Filtration 3. Laminar and Turbulent Flow 4. Darcy s Law 5. Exceptions From Darcy s Law 6. Filtration Coefficient and Coefficient of Capillary Conductivity Chapter IV 1. Definition of the Cncept of the Regime of the Ground water 2. Factor of Free Ground Water Regime Hydrodynamic and Hydrochemical Regime 3. Genetic Types of Free Ground Water Tegime 4. Main Problem and Methods of the Study of Free Ground Water Regime Chapter V Water Balance of Irrigated lands Chapter VI Fore3cast of Free Ground Water Regime in Irrigated Lands Chapter VII Hydrogeological Division of Irrigated lands Into Districts With Regard to Problems of Their Salinisation and Conservation