Disadvantages and advantages of canal irrigation

Explanation:

Canal irrigation is when water is being passed through canals from rivers, streams, reservoirs etc to the farm.

The advantages of canal irrigation are:

1. The loss of water is reduced.

2. Water logging can easily be controlled.

3. The benefit can be enjoyed for a long time as it is a permanent structure.

4. A smooth surface is done which lead to an increase in the flow velocity.

The disadvantages include:

1. The cost involved in setting up the canal system is high.

2. A lot of time is required before its completion.

3. A lot of difficulties are experienced when it malfunctions or damages.