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Journal Article 2019-05-02

Autor: Manda, J. Alene, A. Hirpa Tufa, A. Abdoulaye, Tahirou Kamara, A. Olufajo, O. Boukar, O. Manyong, Victor M.

Cowpea covers the largest area of any grain legume in Africa and is especially important in West Africa where Nigeria and Niger alone account for over 75% of the total cowpea production in the world. Despite successes of international and national cowpea improvement research in the development an...

Enlace original: https://cgspace.cgiar.org/handle/10568/101319

Investigación en Agricultura
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Manda, J. ,  Alene, A. ,  Hirpa Tufa, A. ,  Abdoulaye, Tahirou ,  Kamara, A. ,  Olufajo, O. ,  Boukar, O. ,  Manyong, Victor M. ,  [Adoption and ex-post impacts of improved cowpea varieties on productivity and net returns in Nigeria] ,  Adoption and ex-post impacts of improved cowpea varieties on productivity and net returns in Nigeria
Journal Article 2007

Autor: Alene, Arega D. Manyong, Victor M.

This paper examines the adoption and impact of selective and whole package adoption of improved cowpea involving new variety, insect control, fertilizer, and best bet cropping pattern in northern Nigeria. A farm income model that explicitly accounts for endogenous technology adoption was used to ...

Enlace original: https://cgspace.cgiar.org/handle/10568/91338

Investigación en Agricultura
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Alene, Arega D. ,  Manyong, Victor M. ,  [Gains from highyielding varieties with and without complementary technologies: the case of improved cowpea in northern Nigeria] ,  Gains from highyielding varieties with and without complementary technologies: the case of improved cowpea in northern Nigeria
Journal Article 2007

Autor: Alene, Arega D. Manyong, Victor M.

This paper estimates a more efficient version of an endogenous switching regression model to examine the effects of farmer education—schooling and extension contact—on cowpea production under traditional and improved technology in northern Nigeria. The results revealed significant productivity-en...

Enlace original: https://cgspace.cgiar.org/handle/10568/92204

Investigación en Agricultura
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Alene, Arega D. ,  Manyong, Victor M. ,  [The effects of education on agricultural productivity under traditional and improved technology in northern Nigeria: an endogenous switching regression analysis] ,  The effects of education on agricultural productivity under traditional and improved technology in northern Nigeria: an endogenous switching regression analysis
Journal Article 2006

Autor: Alene, A. Manyong, Victor M.

Impact studies assuming exogenous technology adoption are bound to overstate or understate the true impact of improved agricultural technologies, especially in situations where agricultural technologies are targeted to, or adopted by, a certain group of farmers. This paper examined the impact of ...

Enlace original: https://cgspace.cgiar.org/handle/10568/91759

Investigación en Agricultura
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Alene, A. ,  Manyong, Victor M. ,  [Endogenous technology adoption and household food security: the case of improved cowpea varieties in northern Nigeria] ,  Endogenous technology adoption and household food security: the case of improved cowpea varieties in northern Nigeria
Journal Article 2005

Autor: Kristjanson, Patricia M. Okike, I. Tarawali, Shirley A. Singh, B. Manyong, Victor M.

This study links participatory research methods, geographic information systems (GIS) techniques, village and household-level surveys, and a tobit analysis to examine the adoption and impact issues related to a new technology, improved varieties of dual-purpose cowpea (IDPC), developed by Interna...

Enlace original: https://cgspace.cgiar.org/handle/10568/91808

Investigación en Agricultura
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Kristjanson, Patricia M. ,  Okike, I. ,  Tarawali, Shirley A. ,  Singh, B. ,  Manyong, Victor M. ,  [Farmers perceptions of benefits and factors affecting the adoption of improved dualpurpose cowpea in the dry savannas of Nigeria] ,  Farmers perceptions of benefits and factors affecting the adoption of improved dualpurpose cowpea in the dry savannas of Nigeria
Journal Article 2019-10

Autor: Manda, J. Alene, A.D. Tufa, A.H. Abdoulaye, Tahirou Wossen, T. Chikoye, D. Manyong, Victor M.

Adoption of improved agricultural technologies has long been recognized as critical for reducing poverty through increased productivity, incomes, and asset accumulation. Using a nationally representative survey data from a sample of over 1500 households in Nigeria, this paper evaluates the impact...

Enlace original: https://cgspace.cgiar.org/handle/10568/101978

Investigación en Agricultura
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Manda, J. ,  Alene, A.D. ,  Tufa, A.H. ,  Abdoulaye, Tahirou ,  Wossen, T. ,  Chikoye, D. ,  Manyong, Victor M. ,  [The poverty impacts of improved cowpea varieties in Nigeria: a counterfactual analysis] ,  The poverty impacts of improved cowpea varieties in Nigeria: a counterfactual analysis

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