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taken from Food and Agriculture Organization, United Nations. (2002, January). Briefing Note on Treadle Pumps. Retrieved April 4, 2010, from Water Conservation and Use in Agriculture: http://www.wca-infonet.org/servlet/BinaryDownloaderServlet?filename=1016103720274_Treadlepump_brief.pdf&refID=18556
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 19:55, 15 April 2010 | | 785 × 509 (103 KB) | 4ak25 (talk | contribs) | taken from Food and Agriculture Organization, United Nations. (2002, January). Briefing Note on Treadle Pumps. Retrieved April 4, 2010, from Water Conservation and Use in Agriculture: http://www.wca-infonet.org/servlet/BinaryDownloaderServlet?filename=101 |
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