Please explain traditional method of irrigation …

Traditional Methods of Irrigation: In traditional method, human or animal labour is used.

• Moat (Pulley System): This is composed of a pulley and a rope. A bucket is tied to one end of rope. Another end of rope is pulled through over the pulley in order to draw water.
• Chain Pump: Chain pump is composed of a wheel which is turned with the help of a chain. Many circular discs are fitted along with the chain. Movement of discs along with the chain helps in drawing water.
• Dhekli: Dhekli is composed of a long wooden beam which turns around a lever. A bucket is fitted at the longer end of the beam. The shorter end is pressed and raised by foot to fill and lift water.
• Rahat: Rahat is also called Persian Wheel because it came from Persia. Rahat is composed of a big wheel with buckets fitted on the rim. Rahat is turned with the help of cattle; which helps in drawing water from a reservoir.