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Biblio

Found 5 results
Filters: Keyword is well drilling and Author is Ball, P.  [Clear All Filters]
2006
Adekile, D. y Ball, P., «Training local technicians in borehole drilling», Waterlines, an international journal of water, sanitation and waste, pp. p. 23-25 : 4 photogr., 2 tab., 2006.
2004
Ball, P., «Solutions for reducing borehole costs in rural Africa». Water and Sanitation Program - African Region, Nairobi, Kenya, p. 12 p. : 6 fig., photogr., 1 tab., 2004.
Ball, P., «Solutions vers la reduction du cout des puits d'eau en milieu rural Africain». Water and Sanitation Program - African Region, Nairobi, Kenya, p. 16 p. : 6 fig., photogr., 1 tab., 2004.
2001
Ball, P., Drilled wells, vol. no. 6. St. Gallen, Switzerland: SKAT (Swiss Centre for Development Cooperation in Technology and Management), 2001, p. 72 p. : 61 fig., photogr., 13 tab.
1992
Ball, P., «Trip report : visit to Cambodia 23rd May - 21st June 92». Oxfam, Oxford, UK, p. 12, 11 p. : 1 ill., 1 tab., 1992.
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