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A small paragraph on tube well !!!

Answer» Tubewell is a device for obtainingwater from beneath the ground, consisting of a wrought-iron pipe armed with asharp point, and having a SERIES of perforations at the LOWER end above thepoint. The development of tube-well irrigation, SUPPORTED by investment in electrificationand credit provision, has been the main driving force behind irrigationexpansion and PRODUCTIVITY improvements over the PAST few decades, particularlyin the northwest. 




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