Subject(s): Irrigation -- Irrigation policy -- Flood control -- Importance of irrigation in an agrarian economy : Soil, climate, land use patterns -- Development of irrigation in pre-independence period : Ancient irrigation system, irrigation in 19th century, irrigation in wake of famines, irrigation development in 20th century -- Irrigation and five year plans -- System of irrigation : methods and classification, major to minor irrigation works -- Irrigation policy : pattern of public investment, cost and benefits, irrigation potential and utilization -- Irrigation and flood control : Guidelines for flood control -- Towards a rational irrigation policy : Water and crop management, conservation irrigation, command area development programme, ground water, principles of fixation of water rates