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CGIAR Research Program on Water, Land and Ecosystems[WLE - Concept Note for Discussion with Donors and Partners - June 2013 (Discussion Document)]WLE - Concept Note for Discussion with Donors and Partners - June 2013 (Discussion Document)

Lagemann, J.Flinn, J.C.Okigbo, B.Moorman, F.R.[Root crop/oil palm farming systems: a case study from Eastern Nigeria]Root crop/oil palm farming systems: a case study from Eastern Nigeria

Recycling of plant residues, fertilizer use and inclusion of trees and perennials in crop fields are key components in systems for improved food crop production on infertile soils in the forest regions of West Africa. 2 On Alfisols of pH 5.5 or higher in the forest and forest-savanna transitional...


Juo, A.S.Kang, B.T.[Nutrient effects of modification of shifting cultivation in west Africa]Nutrient effects of modification of shifting cultivation in west Africa

Ontiri, E.Robinson, Lance W.[Community-based rangeland management in Shompole and Olkiramatian group ranches, Kenya: Taking successes in land restoration to scale project]Community-based rangeland management in Shompole and Olkiramatian group ranches, Kenya: Taking successes in land restoration to scale project

Most upland soils in humid and sub-humid tropical Africa are characterized by low inherent fertility and are also susceptible to soil erosion and compaction with cultivation. Based on simulation model, this study uses a capital budgeting approach to determine the profitability of alternative land...


Ehui, Simeon K.Kang, B.Spencer, D.[Economic analysis of soil erosion effects in alley cropping, notill and bush fallow systems in southwestern Nigeria]Economic analysis of soil erosion effects in alley cropping, notill and bush fallow systems in southwestern Nigeria

Maize dominated cassava irrespective of cassava or maize growth habit and the optimum maize population giving the highest production based on relative yield total or land equivalent ratio varied with maize variety in a tropical Alfisol at Ibadan, transition humid/subhumid zone in West Africa. The...


Ezumah, H.Lawson, T.[Cassava and maize intercropping system: the effects of varieties and plant populations]Cassava and maize intercropping system: the effects of varieties and plant populations

Dairy intensification is a widely used means of achieving food security, improving farmer incomes and enhancing overall economic growth. However, intensification is dependent upon the availability and suitability of natural resources to sustain growth in production. Here, land and water footprint...


Bosire, Caroline K.Rao, E.J.O.Muchenje, V.Wijk, Mark T. vanOgutu, J.O.Mekonnen, M.Auma, Joseph O.Lukuyu, Ben A.Hammond, James[Adaptation opportunities for smallholder dairy farmers facing resource scarcity: Integrated livestock, water and land management]Adaptation opportunities for smallholder dairy farmers facing resource scarcity: Integrated livestock, water and land management

Land degradation in the West African subregion is threatening the food security and livelihoods of both rural and urban populations. Green manure cover crops have the potential of reversing such trends. A wide range of stakeholders have been involved in the promotion of these technologies and it ...


Tarawali, G.Markham, R.Carsky, R.J.Keatinge, J.D.H.[A regional experiment to test green manure cover crops and evaluate the role of Internet based networking]A regional experiment to test green manure cover crops and evaluate the role of Internet based networking

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.Kamajou, F.Gockowski, J.[La pratique de la jachere en Afrique tropicale: ccomparee au Nigeria et au Cameroun]La pratique de la jachere en Afrique tropicale: ccomparee au Nigeria et au Cameroun

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