Biblio :: IRC

Found 5 results

Filters: Keyword is well drilling and Author is Ball, P. [Clear All Filters]

2006

D. Adekile 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

P. Ball, «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.

P. Ball, «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

P. Ball, 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

P. Ball, «Trip report : visit to Cambodia 23rd May - 21st June 92». Oxfam, Oxford, UK, p. 12, 11 p. : 1 ill., 1 tab., 1992.