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Baisse de fertilité et cris cotonnière au Nord-Cameroun : étude de cas des villages de Djalingo et de Mayo Dadi, département de la Bénoué, Cameroun / Kossi Séna Adufu...[et al.].
- International centre for development oriented research in agriculture,
- 1991.
- Wageningen :
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Organisations villageoises et stratégies de production agricole dans quatre villages de la région des Savanes au Togo, Dapaong, Togo / Marc Carriere...[et al.].
- International centre for development oriented research in agriculture,
- 1991.
- Wageningen :
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Contribution à l'étude des stratégies de production dans le système agricole de la zone d'Agou, Togo / Kodjovi Amegadjen...[et al.].
- International centre for development oriented research in agriculture,
- 1990.
- Wageningen :
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An analysis of agricultural and livestock production systems in Misungwi division, Lake zone, Tanzania / Cyprian Ebong...[et al.].
- International centre for development oriented research in agriculture,
- 1991.
- Wageningen :
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Constraints to and opportunities for agricultural diversification of a rice-based farming system in the lower-Northern region of Thailand, Phitsanulok Province, Bang Ra Kam District / Khalfan Gajian...[et al.].
- International centre for development oriented research in agriculture,
- 1990.
- Wageningen :
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Agricultural research and extension : a contribution to understanding of the linkages with small scale farmers : a case study in Kumba Corridor agro-ecological zone, SWP, Cameroon / Jose Arze...[et al.].
- International centre for development oriented research in agriculture,
- 1990.
- Wageningen :
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Problématique de changement des systèmes d'exploitation agricole traditionnels dans la zone couverte par la SRD Buragane, Makamba, Burundi / El Hassane Abdellaoui...[et al.].
- International centre for development oriented research in agriculture,
- 1991.
- Wageningen :
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Analysis of the coffee based farming system in the Matengo Highlands, Mbinga District, Tanzania / Francisco Artigas...[et al.].
- International centre for development oriented research in agriculture,
- 1991.
- Wageningen :
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An analysis of agricultural and livestock production systems in Usagara division, Tanzania / Usman Hassan Ahmed...[et al.].
- International centre for development oriented research in agriculture,
- 1990.
- Wageningen :
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Development oriented research in agriculture : an ICRA textbook / Hal Mettrick.
- International centre for development oriented research in agriculture,
- 1993.
- Wageningen :