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Spatial patterns of biological constraints to cassava and yam production in West and Central Africa: Implications for technology development and transfer por Manyong, Victor, Oyewole, B.

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Measurement of the sustainability of African smallholder farming systems: case study of a systems approach por Manyong, Victor, Degand, J.

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System dynamics and the defintion of research domains for the northern Guinea Savanna of West Africa por Weber, G., Smith, J., Manyong, Victor

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New socioeconomic research on Striga at IITA por Manyong, Victor

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Strategies for sustainable exploitation of the moist savanna zone of West Africa por Carsky, R.J., Tian, G., Manyong, Victor

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Willingness to pay of Nigerian poultry producers and feed millers for aflatoxin‐safe maize por Johnson, A.M., Abdoulaye, Tahirou, Ayedun, B., Fulton, J.R., Widmar, N.J.O., Akande, A., Bandyopadhyay, Ranajit, Manyong, Victor

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Determinants of market value for fresh yam tubers in two consumption centres in Togo por Amegbeto, N.K., Manyong, Victor, Coulibaly, O., Asiedu, Robert

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Factors affecting the adoption of agricultural technologies within yambased production systems: prospects for the diffusion of improved yam varieties in Nigeria por Amegbeto, N.K., Manyong, Victor, Coulibaly, O., Asiedu, Robert

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Profitability of intensification technologies among smallholder maize farmers in the forestsavanna transition zone of Nigeria por Bamire, A.S., Manyong, Victor

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Alley cropping in Nigeria: farmer adaptation and determinants por Chianu, J., Adesina, A., Manyong, Victor, Kormawa, P.M.

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Reducing speargrass (Imperata cylindrica) with conservation agriculture involving farmers in research to reduce labor and herbicide use and to conserve yields por Nielsen, O., Manyong, Victor, Ellis-Jones, J., Streibig, J., Chikoye, David

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Resource use efficiency among smallholders in southwestern Nigeria por Manyong, Victor, Bamire, A.S., Zuckerman, P.

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Economic research at IITA for the improvement of agriculture in the subhumid and humid zones of West Africa por Manyong, Victor

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Globalization and liberalization: an opportunity or a threat to African agriculture? por Manyong, Victor

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Constraint and opportunities of savanna systems for improved agricultural productivity and food security in West and Central Africa por Manyong, Victor, Dixon, A.

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Socioeconomic determinants of farm household expenditure in Bauchi, Nigeria por Makinde, K., Manyong, Victor, Olayemi, J.K.

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Using implications from household food demand analysis for agriculture and food policy formulations: an example for the cereal subsector in Nigeria por Kormawa, P.M., Manyong, Victor, Chianu, J.

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Economics of maintaining and enhancing the natural resource base through the adoption of stabilized shortfallow systems por Ogungbile, A., Manyong, Victor

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An approach to rapid deployment of agricultural technologies: transfer of downy mildew resistant maize to farmers in Ogbomoso, southwest Nigeria por Ajala, S., Manyong, Victor, Adenle, V., Makinde, K., Akintunde, A., Olufowote, J.O., Bolaji, M., Bolaji, B.

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The effects of foreign direct investment on youth unemployment in the Southern African Development Community por Mkombe, D., Hirpa Tufa, A., Alene, A., Manda, J., Feleke, S., Abdoulaye, Tahirou, Manyong, Victor

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