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2
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Development management in Africa : the case of the Bakel small irrigated perimeters project in Senegal / by Matt Seymour, Laura McPherson, David Harmon.
- US. AID,
- 1985.
- Washington, DC :
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Royas del cafeto (Hemileia spp.) : bibliografÃa / comp. por Laura Coto Royo.
- Centro interamericano de documentación e información agrÃcola. Biblioteca conmemorativa orton,
- 1985.
- Turrialba :