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Baltenweck, IsabelleStaal, Steven J.Ibrahim, Mohamed N.M.Herrero, Mario T.Holmann, Federico J.Jabbar, M.A.Manyong, Victor M.Patil, B.R.Thornton, Philip K.Williams, T.Waithaka, M.M.Wolff, T. de[Crop-livestock intensification and interactions across three continents: main report]Crop-livestock intensification and interactions across three continents: main report
Autor: Jabbar, M.A.

Cattle rearing in humid West Africa was nearly impossible in the past owing to the prevalence of trypanosomiasis. However in recent times, with population pressure, jungle clearance, crop cultivation and tsetse control measures, the challenge has been reduced. Consequently there has been an influ...


Jabbar, M.A.[Evolving crop-livestock farming systems in the humid zone of West Africa]Evolving crop-livestock farming systems in the humid zone of West Africa
Autor: Jabbar, M.A.

The moist savannah zone in sub-Saharan Africa is regarded as a high potential area for crop and livestock production. Currently, human labour is the principal source of power for crop production and the level of commercial energy use is very low. Agropastoralism and pastoralism are the principal ...


Jabbar, M.A.[Energy and the evolution of farming systems. The potential of mixed farming in the moist savannah of sub-Saharan Africa]Energy and the evolution of farming systems. The potential of mixed farming in the moist savannah of sub-Saharan Africa

Land degradation is one of the major problems related to low productivity in Ethiopia. Vertisols are potential agricultural lands but are underutilized due to waterlogging during the rainy season and are prone to soil erosion due to the traditional practices of planting crops at the end of the ra...


Astatke, A.Jabbar, M.A.Mohamed Saleem, M.A.Erkossa, Teklu[Technical and economic performance of animal-drawn implements for minimum tillage: Experience on Vertisols in Ethiopia]Technical and economic performance of animal-drawn implements for minimum tillage: Experience on Vertisols in Ethiopia

Improved crop-livestock production systems and technologies are currently being developed in sub-Saharan Africa in response to the growing demand for food and the degradation of the natural resource base. These technologies must not only enhance food production, but they also need to maintain eco...


Ehui, Simeon K.Jabbar, M.A.[A framework for evaluating the sustainability and economic viability of crop-livestock systems in sub-Saharan Africa]A framework for evaluating the sustainability and economic viability of crop-livestock systems in sub-Saharan Africa

In West Africa, crop-livestock mixed farming is emerging from the currently predominant nomadic pastoralism. It is hypothesized that competitiveness between crop and livestock enterprises may be an important determinant of the pace of this evolution. A field study in the derived savanna of southw...


Okoruwa, V.Jabbar, M.A.Akinwumi, J.A.[Crop-livestock competition in the West African derived savanna: Application of a multi-objective programming model]Crop-livestock competition in the West African derived savanna: Application of a multi-objective programming model

Dry matter (DM) production, crude protein, phosphorus fibre contents and goat preference for eight indigenous browse species, Alchornea cordifolia, Diallum guineense, Ficus capensis, Baphia nitida, Manniophytum fulvum, Homalium aylmeri, Glyphaea brevis and Rauwolifia vomitoria, and for two exotic...


Larbi, AsamoahJabbar, M.A.Orok, E.J.Idiong, N.B.Cobbina, J.[Alchornea cordifolia, a promising indigenous browse species adapted to acid soils in southeastern Nigeria for integrated crop-livestock agroforestry production systems]Alchornea cordifolia, a promising indigenous browse species adapted to acid soils in southeastern Nigeria for integrated crop-livestock agroforestry production systems

This document presents the results of a study conducted to assess the constraints to production and research opportunities for enhancing the contribution of livestock in crop-animal systems in agro-ecological zones of South Asia. The study involves six countries: Bangladesh, Bhutan, India, Nepal,...


Devendra, C.Thomas, D.Jabbar, M.A.Zerbini, E.[Improvement of livestock production in crop-animal systems in the agro-ecological zones of South Asia]Improvement of livestock production in crop-animal systems in the agro-ecological zones of South Asia

Poverty, low crop and animal productivity and large scale resource degradation are major problems in the agriculture sector in the East African highlands. Among others, integration of forage legumes in cereal based cropping systems has been proposed as a promising strategy to improve the sustaina...


Kassie, M.Jabbar, M.A.Kassa, B.Mohamed-Saleem, M.A.[Benefits of integration of cereals and forage legumes with and without crossbred cows in mixed farms - an ex ante analysis for highland Ethiopia]Benefits of integration of cereals and forage legumes with and without crossbred cows in mixed farms - an ex ante analysis for highland Ethiopia

A cross-sectional survey was carried out in Ghinchi farming community, central Ethiopia during October and November 2001 to assess the level of association between children's nutritional status, families' socio-economic gradient, and degree of maternal attention and cognitive development. Ninety ...


Ketema, L.Abate, G.Jabbar, M.A.[Correlates of children’s cognitive skills in an agrarian community with mixed crop-livestock production systems, Ginchi, Central Ethiopia]Correlates of children’s cognitive skills in an agrarian community with mixed crop-livestock production systems, Ginchi, Central Ethiopia

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