Question

How can be efficiency of supply of water be increased in agriculture?

Answer 1

By using many methods
Rain water harvesting
By saving water in wells
By saving water in channel

Answer 2

There is also an increasing demand to shift more of the water used in agriculture to higher -value urban and industrial uses. But efficiency gains are often possible through suitable crop selection, proper irrigation scheduling,effective irrigation techniques, and using alternative sources of water for irrigation.
Thanks