In this essay we will discuss about the systems of irrigation practiced in India. 1. Essay on Surface Irrigation Systems: In surface irrigation systems, water is either diverted from the rivers and streams when they are flowing (diversion works) for irrigating the standing crops or stored upstream side by constructing barrier across the How (reservoirs/tanks) […]
Systems of Irrigation in India | Essay | Agronomy
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Inter-Basin Water Transfer in India | Irrigation | Agronomy
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In this article we will discuss about the need for inter-basin water transfer in India. India receives on an average about 4000 BCM of precipitation every year. More than half of this quantity is lost to the atmosphere or through deep percolation and only about 1869 BCM flow in the rivers as surface flow. Approximately […]
Measuring the Flow of Irrigation Water in Open Channels | Agronomy
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Methods for measuring water in open channels can be grouped into two methods: 1. Velocity-Area Methods 2. Direct Discharge Methods. Method # 1. Velocity-Area Methods: In this method, velocity of flow in the channel is measured by some means and the discharge is calculated from the area of cross-section using the equation Q = A […]