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Elson, B.

Elson, B. & Shaw, R., 1995. Technical brief no. 43 : simple drilling methods. Technical brief, no. 43, pp.p. 16-18: 1 tab., ill. Available at: https://es.ircwash.org/sites/default/files/TB43-1994-Simple.pdf.

Fecha publicación: 30/12/2004

Elson, B. & Shaw, R., 1993. Technical Brief No.35 : Low-lift irrigation pumps. Technical brief, no. 35, pp.p. 15-18: ill.

Fecha publicación: 30/12/2004

Short descriptions with illustrations are given of the following manually operated pumps which are suitable for small-scale irrigation: the rower...

Elson, B. & Franceys, R., 1992. Technical Brief No.33 : Maintaining handpumps. Technical brief, no. 33, pp.p. 15-18: ill. Available at: https://es.ircwash.org/sites/default/files/TB33-1992-Maintaining.pdf.

Fecha publicación: 30/12/2004

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