• Publications
  • Influence
Abstract This paper addresses issues surrounding measurement of the potential productivity gains from new livestock technologies and the returns to international livestock research. The approach,Expand
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Impacts of trypanosomiasis on African agriculture.
African animal trypanosomiasis constrains agricultural production in areas of Africa that hold the continent’s greatest potential for expanded agricultural production. Compared to animals kept inExpand
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  • Open Access
Forestry-based carbon sequestration projects in Africa: Potential benefits and challenges
Carbon sequestration through forestry and agroforestry can help mitigate global warming. For Africa, carbon sequestration also represents an opportunity to fund sustainable development throughExpand
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Invasion of prosopis juliflora and local livelihoods: case study from the Lake Baringo area of Kenya
This paper presents an assessment of the livelihood effects, costs of control, and local perceptions of the invasive tree, Prosopis juliflora, on rural residents in the Lake Baringo area of Kenya.Expand
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  • Open Access
Farmers' Perceptions of the Impacts of Tsetse and Trypanosomosis Control on Livestock Production: Evidence from Southern Burkina Faso
Interviews with all the households in the Agropastoral Zone (ZAP) of Yalé, southern Burkina Faso, were conducted in 1994 and again in 1997 to assess the impacts of a tsetse control programmeExpand
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  • Open Access
The Policy Terrain in Protected Area Landscapes: Challenges for Agroforestry in Integrated Landscape Conservation
Integrated ecosystem and landscape approaches to conservation are moving from concept to practice in many parts of the developing world. Agroforestry – the deliberate management of trees on farms andExpand
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The effects of scales, flows and filters on property rights and collective action in watershed management
Research and policy on property rights, collective action and watershed management requires good understanding of ecological and socio-political processes at different social-spatial scales. On-farmExpand
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  • Open Access
Evaluating contingent and actual contributions to a local public good: Tsetse control in the Yale agro-pastoral zone, Burkina Faso
Abstract In this case study of the Yale agro-pastoral zone in southern Burkina Faso, the sustainability of tsetse control as a local public good was shown to depend upon farmers’ contributions toExpand
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  • Open Access
Crop-livestock systems in Sub-Saharan Africa: determinants and intensification pathways.
Mixed farming systems involving varying degrees of crop–livestock integration are found in many parts of Sub-Saharan Africa. Increasing population combined with climatic, economic, social, andExpand
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Jatropha curcas biodiesel production in Kenya: economics and potential value chain development for smallholder farmers
In recent years, the production of Jatropha curcas has been widely promoted by private enterprises, non-governmental organizations and development agencies as one of the most viable candidates forExpand
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  • Open Access