The following points highlight the three main types of structures used for controlling the flow of irrigation water in canals. They are: 1. Erosion Control Structures 2. Distribution Control Structures 3. Crossing Structures. Type # 1. Erosion Control Structures (Drop Structures and Chutes): Drop structures or chutes (Figs 10.9 and 10.10) are required to reduce […]
Structures Used for Controlling the Flow of Irrigation Water | Agronomy
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Water Conveyance System Used in Irrigation | Irrigation | Agronomy
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The following points highlight the three main types of water conveyance system used in irrigation. The types are: 1. Open Canals 2. Earthen Canals 3. Lined Canals. Type # 1. Open Canals: An open canal, channel or ditch, is an open waterway whose purpose is to carry water from one place to another. Channels and […]
Irrigation Aspects of Problem Soils and Water Management | Agronomy
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Extensive land area in arid and semiarid regions of India has gone out of cultivation due to rise in water table and accumulation of salts leading to unfavourable soil-water-air relationships and decrease in crop productivity. Irrigation aspects of problem soil, waterlogged soils and use of poor quality irrigation water for crop production are briefly discussed. […]