There are three major sources of irrigation in India. They are (a) canals, (b) wells and tube-wells, and (c) Tanks. Wells and Tubewells are the major source of irrigation. Canals rank second, while the tanks stand third. read more
Excessive irrigation causes water-logging and stops the roots from breathing. It also causes salinisation of the soil, as the salts dissolved by the water are left behind when the water evaporates. Sources of irrigation: Traditionally, farmers depended on rainfall for irrigation. read more
Sources of Irrigation To have proper irrigation for the crops, a lot of water is required especially during summer when the rivers almost dry up. That is why other reliable sources of irrigation is necessary so that when the rivers dry up, farmers can have another source through which they can give water in the fields. read more