Question

what is drainage????​

Answer 1

Answer:

Drainage is the natural or artificial removal of a surface's water and sub-surface water from an area with excess of water. The internal drainage of most agricultural soils is good enough to prevent severe waterlogging, but many soils need artificial drainage to improve production or to manage water supplies.

Answer 2

the process by which water or other liquids flow away into pipes or into the ground

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