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Groundwater - Stone hammer well drilling

4 bytes removed, 17:30, 30 July 2007

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Reverted edits by Bjelkeman (Talk); changed back to last version by Almerheim

The Stone-hammer method has won a competition for innovative irrigation technologies organized by the World Bank, Winrock and IDE (International Development Enterprises).

[[Image:Stone_hammer_well_drilling.PNG|thumb|right|150px|The Stone-hammer in NicaraguaIndia, drilling a 20 m deep well in a stony layer ]]

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Bjelkeman

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