selected publications
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article
- Evaluating the impact of policy research: Evidence from the evaluation of rural policy research in developing countries. Evaluation. 26:541-561. 2020
- The African Millennium Villages. Consilience: journal of sustainable development. 1-18. 2019
- Allocation and Valuation of Smallholder Maize Residues in Western Kenya. Ecological Economics. 152:172-182. 2018
- Lessons for research, capacity development and policy in agroforestry for development. Agroforestry Systems. 91:795-798. 2017
- Effects of local institutions on the adoption of agroforestry innovations: evidence of farmer managed natural regeneration and its implications for rural livelihoods in the Sahel. Agricultural and Food Economics. 5:1-28. 2017
- Women's participation in high value agricultural commodity chains in Kenya: Strategies for closing the gender gap. Journal of Rural Studies. 50:228-239. 2017
- Special Issue: Lessons for research, capacity development and policy in agroforestry for development 2017
- Moving beyond forestry laws through collective learning and action in Sahelian countries. Forests, trees and livelihoods. 25:99-101. 2016
- Unlocking Market Potential of Agroforestry Products Among Smallholder Farmers in the Sahelian and Sudanian Ecozone Countries of West Africa. Small-scale Forestry. 14:507-529. 2015
- Land Tenure and Agricultural Intensification in Sub-Saharan Africa 2015
- Agricultural marketing by smallholders in Kenya: A comparison of maize, kale and dairy. Food Policy. 52:22-32. 2015
- Effects of farmer managed natural regeneration on livelihoods in semi-arid West Africa. Environmental Economics and Policy Studies. 17:543-575. 2015
- Agricultural marketing by smallholders in Kenya, A comparison of maize, kale and dairy. Food Policy. 2015
- Climate risk management through sustainable land management in Sub-Saharan Africa 2015
- Workshop on best practice methods for assessing the impact of policy-oriented research: Summary and recommendations for the CGIAR 2015
- Disseminating Improved Practices: Are Volunteer Farmer Trainers Effective?. The Journal of Agricultural Education and Extension. 18:525-540. 2012
- Policy Support for Large-Scale Adoption of Agroforestry Practices: Experience from Africa and Asia 2012
- Agricultural success from Africa: the case of fertilizer tree systems in southern Africa (Malawi, Tanzania, Mozambique, Zambia and Zimbabwe). International Journal of Agricultural Sustainability. 9:129-136. 2011
- Conclusion: Toward the Transformation of Agriculture in East Africa 2011
- Purpose, Scope, and Methodology 2011
- Research, development and scaling-up the adoption of fodder shrub innovations in East Africa. International Journal of Agricultural Sustainability. 9:100-109. 2011
- The farmer trainers approach in technology dissemination in Uganda: Farmer trainers? and trainees? perspectives 2011
- Tree-based and other land management technologies for landscape restoration in Africa 2011
- Assessment of Professional Training Programmes in International Agricultural Research Institutions: The Case of ICRAF. The Journal of Agricultural Education and Extension. 16:413-431. 2010
- Land Tenure and Agricultural Productivity in Africa: A Comparative Analysis of the Economics Literature and Recent Policy Strategies and Reforms. World Development. 37:1326-1336. 2009
- Meta-analysis of maize yield response to woody and herbaceous legumes in sub-Saharan Africa. Plant and Soil. 307:1-19. 2008
- Meta-analysis of maize yield response to woody and herbaceous legumes in sub-Saharan Africa. Plant and Soil. 307:1-19. 2008
- Understanding rural poverty and investment in agriculture: an assessment of integrated quantitative and qualitative research in Western Kenya. World Development. 35:312-325. 2007
- Impacts of agroforestry -based soil fertility replenishment on the poor in Western Kenya 2007
- International public goods through integrated natural resources management research in CGIAR partnerships. Experimental Agriculture. 42:375-397. 2006
- Welfare dynamics in rural Kenya and Madagascar. Journal of Development Studies. 42:248-277. 2006
- Strategies for Sustainable Land Management in the East African Highlands 2006
- Tree planting under customary tenure systems in malawi: impacts of marriage and inheritance patterns. Agricultural Systems. 84:99-118. 2005
- Improved fallows in Eastern Zambia, history, farmer practice and impacts 2005
- Assessing the factors underlying differences in achievements of farmer groups: methodological issues and empirical findings from the highlands of Central Kenya. Agricultural Systems. 82:257-272. 2004
- Derechos de propiedad, acción colectiva y agrosilvicultura 2004
- Property rights, collective action, and agroforestry 2004
- Prospects for integrated soil fertility management using organic and inorganic inputs: evidence from smallholder African agricultural systems. Food Policy. 28:365-378. 2003
- Prospects for integrated soil fertility management using organic and inorganic inputs: evidence from smallholder African agricultural systems. Food Policy. 28:365-378. 2003
- The impact of agroforestry-based soil fertility replenishment practices on the poor in western Kenya 2003
- Assessing research impact on poverty: the importance of farmers' perspectives. Agricultural Systems. 72:73-92. 2002
- Assessing research impact on poverty: the importance of farmers' perspectives. Agricultural Systems. 72:73-92. 2002
- Innovation in natural resource management, the role of property rights and collective action in developing countries 2002
- Land tenure systems and their impacts on agricultural investments and productivity in Uganda 2002
- Lessons for natural resource management, technology adoption and research 2002
- The role of tenure in the management of trees at the community level: theoretical and empirical analyses from Uganda and Malawi 2002
- Agricultural intensification, deforestation and the environment: assessing tradeoffs in Sumatra, Indonesia 2001
- Assessing the adoption potential of agroforestry practices in sub-Saharan Africa 2001
- Population, Tenure, and Natural Resource Management: The Case of Customary Land Area in Malawi. Journal of Environmental Economics and Management. 41:13-32. 2001
- Tenure, agricultural investment, and productivity in the customary tenure sector of Malawi 2001
- Assessing the relationships between property rights and technology adoption in smallholder agriculture, a review of issues and empirical methods 2000
- The role of tenure in the management of trees at the community level, theoretical and empirical analyses from Uganda and Malawi 2000
- Policies and incentives for the adoption of improved fallows 1999
- Sesbania sesban improved fallows in eastern Zambia: Their inception, development and farmer enthusiasm. Agroforestry Systems. 47:49-66. 1999
- Strategies for sustainable agricultural development in the East African highlands 1999
- Population, land tenure, and natural resource management, the case of customary land area in Malawi 1997
- Land tenure security and agricultural performance in Africa: overview of research methodology 1994
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book
-
chapter
- Global interlinkage of national agricultural and rural policies: Technical change, trade, and the environment 2018
- Tree-based systems: Multiple pathways to boosting resilience 2016
- Agroforestry for Small landholders of Eastern and Southern Africa 2015
- Land tenure and agricultural productivity in Africa, A comparative analysis of the economics literature and recent policy strategies and reforms 2014
- Conceptual framework and hypotheses 2006
- Key issues for the sustainable development of smallholder agriculture in the East African Highlands 2006
- Land tenure and the management of land and trees: a comparative study of Asia and Africa 2000
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dataset
- Replication Data for: Effects of farmer managed natural regeneration on livelihoods in semi-arid West Africa 2016
- Climate change perceptions and adaptations of rural households in Western Kenya 2014
- Energy demand survey in rural commercial centers of Western Kenya 2014
- Impact of fodder shrubs in East Africa 2014
- Western Kenya Integrated Ecosystem Management Project (WKIEMP) Ex Post Household Survey 2014
- Vision for Change Project (V4C) 2013
- Replication data for: Development pathways in medium-high potential Kenya: a meso-level analysis of agricultural patterns and determinants 2005
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document
- Will trees alleviate hunger in Africa 2012
- Agroforestry policy needs for its growing opportunities: a proposal for an Agroforestry policy initiative 2009
- Agricultural Enterprise and Land Management in the Highlands of Kenya 2006
- Development Pathways in Medium- to High-Potential Kenya: A Meso-Level Analysis of Agricultural Patterns and Determinants 2006
- Key Issues for the Sustainable Development of Smallholder Agriculture in the East African Highlands 2006
- Strategies for Sustainable Land Management in the East African Highlands: Conclusions and Implications 2006
- Initiatives for rural development through collective action, the case of household participation in group activities in the highlands of Central Kenya 2005
- The impact of agroforestry-based soil fertility replenishment practices on the poor in Western Kenya 2005
- Improved Fallows in Kenya: history, farmer practice, and impacts 2004
- Improved fallows in Kenya, history, farmer practice, and impacts 2004
- Assessing the factors underlying differences in group performance, methodological issues and empirical findings from the highlands of Central Kenya 2002
- Land tenure and natural resource management, a comparative study of agrarian communities in Africa and Asia 2001
- Population pressure, land tenure, and tree resource management in Uganda 2000
- The economic effects of land registration on smallholder farms in Kenya: evidence from Nyeri and Kakamega districts 1998
- Population pressure, land tenure, and tree resource management in Uganda 1997
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report
-
review
- Farmer adoption of plot- and farm-level natural resource management practices: Between rhetoric and reality. GLOBAL FOOD SECURITY-AGRICULTURE POLICY ECONOMICS AND ENVIRONMENT. 101-104. 2019
- Farmer adoption of plot- and farm-level natural resource management practices: Between rhetoric and reality. GLOBAL FOOD SECURITY-AGRICULTURE POLICY ECONOMICS AND ENVIRONMENT. 101-104. 2019
- Global food systems: Can foresight learn from hindsight?. GLOBAL FOOD SECURITY-AGRICULTURE POLICY ECONOMICS AND ENVIRONMENT. 66-71. 2019
- Sustainable agricultural intensification in an era of rural transformation in Africa. GLOBAL FOOD SECURITY-AGRICULTURE POLICY ECONOMICS AND ENVIRONMENT. 105-113. 2019
- Sustainable agricultural intensification in an era of rural transformation in Africa. GLOBAL FOOD SECURITY-AGRICULTURE POLICY ECONOMICS AND ENVIRONMENT. 105-113. 2019