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Journal Article 1996

Autor: Powell, J.M. Fernández Rivera, S. Hiernaux, Pierre H.Y. Turner, M.D.

In the Sahel of West Africa, the productivities of rangelands, croplands and livestock are inextricably linked. Cattle, sheep and goats graze rangelands and crop residues, and their manure/urine is used to fertilize crops. Rangelands provide important feeds during the manuring period, resulting i...

Enlace original: https://cgspace.cgiar.org/handle/10568/28104

Investigación en Agricultura
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Powell, J.M. ,  Fernández Rivera, S. ,  Hiernaux, Pierre H.Y. ,  Turner, M.D. ,  [Nutrient cycling in integrated rangeland/cropland systems of the Sahel] ,  Nutrient cycling in integrated rangeland/cropland systems of the Sahel
Journal Article 2004

Autor: Powell, J.M. Pearson, R.A. Hiernaux, Pierre H.Y.

Many semiarid regions of Sub-Saharan Africa (SSA) are experiencing vast increases in human population pressure and urbanization. These augment the demand for agricultural products and have led to the expansion, intensification, and often closer integration of crop and livestock production systems...

Enlace original: https://cgspace.cgiar.org/handle/10568/30039

Investigación en Agricultura
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Powell, J.M. ,  Pearson, R.A. ,  Hiernaux, Pierre H.Y. ,  [Crop-livestock interactions in the West African drylands] ,  Crop-livestock interactions in the West African drylands
Conference Paper 1996

Autor: Powell, J.M. Fernández Rivera, S. Hiernaux, Pierre H.Y. Turner, M.

The sustainability of nutrient transfers in integrated rangeland/cropland systems of the Sahel was examined in relation to the impact of livestock. Rangeland nutrient balances are considered in equilibrium whereas croplands lack the internal capacity to replenish nutrient off takes in grain and c...

Enlace original: https://cgspace.cgiar.org/handle/10568/50882

Investigación en Agricultura
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Powell, J.M. ,  Fernández Rivera, S. ,  Hiernaux, Pierre H.Y. ,  Turner, M. ,  [Nutrient cycling in integrated rangeland/cropland systems of the Sahel] ,  Nutrient cycling in integrated rangeland/cropland systems of the Sahel
Conference Proceedings 1994

Autor: Powell, J.M. Fernández Rivera, S. Williams, Timothy O. Renard, C.

This document summarises the major discussions, findings and recommendations of the conference convened by ILCA and its cosponsors to bring together national and international experts in livestock nutrition and management, ecology, agronomy, soil science and socio-economics to address fundamental...

Enlace original: https://cgspace.cgiar.org/handle/10568/2721

Investigación en Agricultura
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Powell, J.M. ,  Fernández Rivera, S. ,  Williams, Timothy O. ,  Renard, C. ,  [Livestock and sustainable nutrient cycling in mixed farming systems of sub-Saharan Africa. Volume I: Conference summary] ,  Livestock and sustainable nutrient cycling in mixed farming systems of sub-Saharan Africa. Volume I: Conference summary

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