This paper examines changes in agricultural productivity in 10 Subsaharan countries. The relative performance of agricultural sector was gauged using data envelopment analysis. From a panel data set of the 10 countries which included the 28-year period 1972-1999, mathematical programming methods ...
Nkamleu, G.B.
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Gockowski, J.
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Kazianga, H.
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[Explaining the Failure in Agricultural production in subSaharan Africa]
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Explaining the Failure in Agricultural production in subSaharan Africa
In sub-Saharan Africa, intensification of agriculture and rational use of arable land are essential for long-term growth (Gros, 1979, Johnston, 1990, Oluf et al., 990). Extensive cultivation methods and the population explosion are pushing the limits of cultivated land every day; deforestation ac...
Nkamleu, G.B.
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Kamajou, F.
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Gockowski, J.
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[La pratique de la jachere en Afrique tropicale: ccomparee au Nigeria et au Cameroun]
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La pratique de la jachere en Afrique tropicale: ccomparee au Nigeria et au Cameroun
The shaded cocoa cropping system found throughout West Africa but particularly well represented in Cameroon and Nigeria is a sustainable agricultural land use system that provides relatively high values of environmental services. The paper describes and quantifies some of its non-cocoa economic a...
Gockowski, J.
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Weise, S.F.
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Sonwa, D.
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Tchatat, M.
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Ngobo, M.
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[Conservation because it pays: shaded Cocoa agroforests in West Africa]
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Conservation because it pays: shaded Cocoa agroforests in West Africa