Submercible or centrifugal pomps of 3 to 5 HB are used for lifting the water. The average area irrigated by wells in the alluvium is about 3 acres.
| A foot wall
is placed in the alluvium. The foot valve is covered by screen, which prevents
entering of sand there. Submercible or centrifugal pomps of 3 to 5 HB are used for lifting the water. The average area irrigated by wells in the alluvium is about 3 acres. |
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