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    • Harvesting surface rainwater – purification using Moringa oleifera seed extracts and aluminum sulfate 

      Arama, Peter; Otieno, Wagai Samuel; Acholla, Ogur Joseph; Otieno, Walter Atieno; Ochieng, Owido Seth; Mukisira, Mahagayu Clerkson (Journal of Agricultural Extension and Rural Development, 2011)
      Ground water harvesting is a method of collecting surface runoff from a catchment’s area and storing it in surface reservoirs. The water harvested is usually contaminated and turbid. Methods used to purify water include ...