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Water & sanitation 89 - a synthesis : cross-analysis of five evaluations concerning drinking water supply and sanitation projects / Andrea Pozzi, Jean-Pierre Wolf.
- IRC,
- 1991.
- The Hague :
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Physical public infrastructure and private sector output/productivity in Uganda : a firm level analysis / Albert A. Musisi.
- Institute of social studies (ISS),
- 2006.
- The Hague :
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Programme de développement de la recherche agricole en Tunisie / International service for national agricultural research.
- ISNAR,
- 1987.
- The Hague :
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Biogeography and ecology in South America / ed. by E.J. Fittkau...[et al.].
- 878
- Junk,
- 1968-1969.
- The Hague :
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Vegetable growing in greenhouses in arid areas in the subtropics
- Ministry of agriculture and fisheries,
- 1987-1988.
- The Hague :
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Dutch-Asiatic shipping in the 17th and 18th centuries
- Nijhoff,
- 1979-1987.
- The Hague :
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Fertile ground : opportunities for greater coherence in agricultural information systems / Hugo Besemer, Chris Addison, Julie Ferguson.
- International institute for communication and development (IICD),
- 2003.
- The Hague :
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Agricultural R&D in the Caribbean : an institutional and statistical profile / J. Roseboom, M. Cremers, B. Lauckner.
- International service for national agricultural research (ISNAR),
- 2001.
- The Hague :
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Third Symposium on horticultural economics : Wageningen, 25-29 September 1972 / [ed. S.J. Wellensiek].
- International society for horticultural science,
- 1974.
- The Hague :
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Methods for diagnosing research system constraints and assessing the impact of agricultural research : proceedings / ed. by Ruben G. Echeverr?a.
- International Service for National Agricultural Research,
- 1990.
- The Hague :