selected publications
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article
- Viewpoint: COVID-19 and seed security response now and beyond. Food Policy. 97:102000. 2020
- Dynamic conservation of genetic resources: Rematriation of the maize landrace Jala. Food Security. 12:1-14. 2020
- Transferring diversity of goat grass to farmers’ fields through the development of synthetic hexaploid wheat. Food Security. 12:1-1033. 2020
- The contribution of the International Rice Genebank to varietal improvement and crop productivity in Eastern India. Food Security. 12:1-15. 2020
- Andean potato diversity conserved in the International Potato Center genebank helps develop agriculture in Uganda: the example of the variety ‘Victoria’. Food Security. 12:959-973. 2020
- The contribution of the CIAT genebank to the development of iron-biofortified bean varieties and well-being of farm households in Rwanda. Food Security. 12:975-991. 2020
- Use and benefits of tree germplasm from the World Agroforestry genebank for smallholder farmers in Kenya. Food Security. 12:993-1003. 2020
- Factors influencing the productivity and efficiency of wheat farmers in Punjab, Pakistan. JOURNAL OF AGRIBUSINESS IN DEVELOPING AND EMERGING ECONOMIES. 7:82-98. 2017
- A Question of Integrity: Variants of Bt Cotton, Pesticides and Productivity in Pakistan. Journal of Agricultural Economics. 68:366-385. 2017
- The potential economic impact of Guinea-race sorghum hybrids inMali: A comparison of research and development paradigms 2017
- Varietal integrity, damage abatement, and productivity: evidence from the cultivation of Bt cotton in Pakistan. 2016
- Crop Genetic Diversity in the Field and on the Farm: Principles and Applications in Research Practices 2016
- Dynamics of variety change on wheat farms in Pakistan: A duration analysis. Food Policy. 59:24-33. 2016
- Conclusions. Traditional varieties and agricultural productivity 2016
- Diversity and its evolution in crop populations 2016
- Diversity in, and adaptation to, adverse environments on-farm 2016
- Plant genetic resources, conservation,and politics: a history of international and national developments supporting the conservation and use of crop diversity 2016
- Strategies for collaboration and intervention 2016
- The origins of agriculture, crop domestication, and centers of diversity 2016
- Agricultural marketing by smallholders in Kenya: A comparison of maize, kale and dairy. Food Policy. 52:22-32. 2015
- How does adopting hybrid maize affect dietary diversity on family farms? Micro-evidence from Zambia. Food Policy. 52:44-53. 2015
- The Changing Structure of the Maize Seed Industry in Zambia: Prospects for Orange Maize. Agribusiness. 31:132-146. 2015
- Smallholder Demand for Maize Hybrids in Zambia: How Far do Seed Subsidies Reach?. Journal of Agricultural Economics. 65:349-367. 2014
- Benefits to Producers and Society 2014
- Impact on Biodiversity 2014
- Crops that feed the world 10. Past successes and future challenges to the role played by wheat in global food security. Food Security. 5:291-317. 2013
- The potential for wheat production in Africa: analysis of biophysical suitability and economic profitability 2013
- A Case of Resistance: Herbicide-tolerant Soybeans in Bolivia 2012
- Unweaving the threads : The experiences of female farmers with biotech cotton in Colombia 2012
- Socioeconomic and Agroecological Determinants of Conserving Diversity On-farm: The Case of Rice Genetic Resources in Nepal. Nepal Agricultural Research Journal. 6:89-98. 2010
- Farmer Preferences for Bt Maize, Seed Information and Credit in the Philippines 2010
- Access to minor millet genetic resources in rural market towns of Dharmapuri district, Tamil Nadu, India 2010
- Project Methodology: Using Markets to promote the sustainable utilization of crop genetic resources 2010
- Farmer preferences for milpa diversity and genetically modified maize in Mexico: a latent class approach. Environment and Development Economics. 14:521-540. 2009
- Wheat breeding, productivity and slow variety change: evidence from the Punjab of India after the Green Revolution. Australian Journal of Agricultural and Resource Economics. 52:419-432. 2008
- Policy and Institutional Factors and the Distribution of Economic Benefits and Risk from the Adoption of Insect Resistant (Bt) Cotton in West Africa 2008
- Do we have an adequate global strategy for securing the biodiversity of major food crops 2008
- Introduction: Agrobiodiversity for economic development: what do we know? 2008
- Market participation and crop biodiversity in a developing economy: Bananas in Uganda 2008
- Marketing underutilized plant species for the poor: A conceptual framework 2008
- Bi-Modal Preferences for Bt Maize in the Philippines: A Latent Class Model 2008
- The role of agricultural cooperatives in sustaining the wheat diversity and productivity: the case of southern Italy. Environmental and Resource Economics. 39:161-174. 2008
- Gender, social capital and information exchange in rural Uganda. Journal of International Development. 20:35-52. 2008
- The economic impact of transgenic crops in developing countries: a note on the methods. International Journal of Biotechnology. 10:519-551. 2008
- Farmer preferences for milpa diversity and genetically modified maize in Mexico: a latent class approach 2007
- On farm conservation of rice biodiversity in Nepal: a simultaneous estimation approach. Journal of Agricultural Economics. 58:242-259. 2007
- Determinants of millet diversity at the household-farm and village-community levels in the drylands of India: the role of local seed systems. Agricultural Economics. 36:157-167. 2007
- Farmer management of production risk on degraded lands: the role of wheat variety diversity in the Tigray region, Ethiopia. Agricultural Economics. 36:147-156. 2007
- Bales and Balance: A Review of the Methods Used to Assess the Economic Impact of Bt Cotton on Farmers in Developing Economies 2007
- Village seed systems and the biological diversity of millet crops in marginal environments of India. Euphytica. 155:167-182. 2007
- Agricultural development and the diversity of crop and livestock genetic resources: A review of the economics literature 2007
- Biodiversity Economics: Assessing the private value of agro-biodiversity in Hungarian home gardens using the data enrichment method 2007
- Conclusions and implications for research policy 2007
- Transgenic technology: Pro-poor or pro-rich? 2007
- A trait-based model of the potential demand for a genetically engineered food crop in a developing economy. Agricultural Economics. 35:351-361. 2006
- Using a Choice Experiment to Estimate Farmers’ Valuation of Agrobiodiversity on Hungarian Small Farms. Environmental and Resource Economics. 34:439-469. 2006
- Marketing Underutilized Plant Species for the Benefit of the Poor: A Conceptual Framework 2006
- Demand for Genetic Resources and the U.S. National Plant Germplasm System. Crop Science. 46:1021-1031. 2006
- The Role of Home Gardens in Promoting Multi‐Functional Agriculture in Hungary. EuroChoices. 4:14-21. 2006
- A pluralistic economics methodology for analysing landrace conservation on farms: a case study of Hungarian home gardens. International Journal of Agricultural Sustainability. 4:213-232. 2006
- Assessing the impact of crop genetic improvement in Sub-Saharan Africa: research context and highlights 2006
- Biodiversity of bananas on farms in Uganda 2006
- Local seed systems for millet crops in marginal environments of India: industry and policy perspectives. Quarterly Journal of International Agriculture. 46:263-288. 2006
- Predicting farmer demand for BT maize in Kenya 2006
- Market-based incentives for conserving diversity on farms: the case of rice landraces in Central Tarai, Nepal. Genetic Resources and Crop Evolution. 52:293-303. 2005
- Managing Crop Biological Diversity on Farms 2005
- On the role of agricultural institutions in sustaining wheat biodiversity: The case of cooperative in Southern Italy 2005
- Valuation and sustainable management of crop and livestock biodiversity: a review of applied economics literature 2005
- The economic determinants of cereal crop diversity on farms in the Ethiopian highlands. Agricultural Economics. 31:197-208. 2004
- Rights and Access to Plant Genetic Resources under India's New Law. Development Policy Review. 22:423-442. 2004
- Conserving Crop Genetic Resources on Smallholder Farms in Hungary: Institutional Analysis 2004
- Agri-Environmental Policies in a Transition Economy: Using a Choice Experiment to Value Agricultural Biodiversity on Hungarian Small Farms 2004
- Economic concepts for designing policies to conserve crop genetic resources on farms. Genetic Resources and Crop Evolution. 51:121-135. 2004
- Diagnostic research to enable adoption of transgenic crop varieties by smallholder farmers in Sub-Saharan Africa. African Journal of Biotechnology. 2:586-595. 2003
- The economic costs and benefits of a participatory project to conserve maize landraces on farms in Oaxaca, Mexico⋆. Agricultural Economics. 29:265-275. 2003
- The economic impact of productivity maintenance research: breeding for leaf rust resistance in modern wheat. Agricultural Economics. 29:253-263. 2003
- Participatory landrace selection for on-farm conservation: an example from the central valleys of Oaxaca México. Genetic Resources and Crop Evolution. 50:401-416. 2003
- Determinants of spatial diversity in modern wheat: examples from Australia and China. Agricultural Economics. 28:13-26. 2003
- Introduction: a taxonomy of genebank value: December 2003, Brief 7 2003
- Search strategies and the value of a large collection 2003
- The economic costs and benefits of a participatory project to conserve maize landraces on farms in Oaxaca, Mexico. Agricultural Economics. 29:265-275. 2003
- The marginal value of an accession 2003
- Dimensions of Diversity in Modern Spring Bread Wheat in Developing Countries from 1965. Crop Science. 42:1766-1779. 2002
- The Demand for Crop Genetic Resources: International Use of the US National Plant Germplasm System. World Development. 30:1639-1655. 2002
- Maize Diversity, Variety Attributes, and Farmers' Choices in Southeastern Guanajuato, Mexico. Economic Development and Cultural Change. 50:201-225. 2001
- Unequal Exchange? Recent Transfers of Agricultural Resources and their Implications for Developing Countries. Development Policy Review. 19:181-204. 2001
- Searching an Ex Situ Collection of Wheat Genetic Resources. American Journal of Agricultural Economics. 82:812-827. 2000
- Maize Technology Development And Transfer: A GIS Application For Research Planning In Kenya: Rashid Hassan (Ed.); CAB International, Wallingford, UK. Published in association with the International Maize and Wheat Improvement Center (CIMMYT) and the Kenya Agricultural Research Institute (KARI), 1998, 230 pp., US$ 85.00 cloth, ISBN 0851-992-870. Agricultural Economics. 23:89-91. 2000
- Farmers' seed selection practices and traditional maize varieties in Cuzalapa, Mexico. Euphytica. 113:25-41. 2000
- A regional analysis of maize biological diversity in southeastern Guanajuato, Mexico. Economic Botany. 54:60-72. 2000
- Breeder demand for and utilisation of wheat genetic resources in Australia. Plant Varieties and Seeds. 12:113-127. 1999
- Estimating the Economic Impact of Breeding Nonspecific Resistance to Leaf Rust in Modern Bread Wheats.. Plant Disease. 82:1055-1061. 1998
- Farmers' Use of Improved Seed Selection Practices in Mexican Maize: Evidence and Issues from the Sierra de Santa Marta. World Development. 26:1625-1640. 1998
- Institutional change and discontinuities in farmers' use of hybrid maize seed and fertilizer in Malawi: Findings from the 1996-97 CIMMYT/MoLD Survey 1998
- The Green Revolution and Wheat Genetic Diversity: Some Unfounded Assumptions. World Development. 25:1257-1269. 1997
- Wheat rusts and the costs of genetic diversity in the Punjab of Pakistan. American Journal of Agricultural Economics. 79:726-737. 1997
- Farmers' use of improved seed selection practices in Mexican maize: Evidence and issues from the Sierra de Santa Marta 1997
- Organization and performance of national maize seed industries: A new institutionalist perspective 1997
- Wheat breeders' perspectives on genetic diversity and germplasm use: Findings from an international survey. Plant Varieties and Seeds. 9:129-147. 1996
- Indicators of wheat genetic diversity and germplasm use in the People's Republic of China 1996
- Methodological issues in the economics of genetic diversity and plant breeding 1996
- Understanding global trends in the use of wheat diversity and international flows of wheat genetic resources 1996
- "Maize is life": Malawi's delayed green revolution. World Development. 23:819-831. 1995
- "Maize is life": Malawi's delayed green revolution 1995
- MAIZE OF THE ANCESTORS AND MODERN VARIETIES - THE MICROECONOMICS OF HIGH-YIELDING VARIETY ADOPTION IN MALAWI. Economic Development and Cultural Change. 43:351-368. 1995
- Maize research in Malawi revisited: An emerging success story?. Journal of International Development. 6:689-706. 1994
- Gendered impacts of fertilizer subsidy removal programs in Malawi and Cameroon. Agricultural Economics. 10:95-99. 1994
- LAND ALLOCATION IN HYV ADOPTION MODELS - AN INVESTIGATION OF ALTERNATIVE EXPLANATIONS. American Journal of Agricultural Economics. 76:535-546. 1994
- Land allocation in HYV adoption models: An investigation of alternative explanations 1994
- Simultaneous estimation of seed-fertilizer adoption decisions: An application to hybrid maize in Malawi. Technological Forecasting and Social Change. 43:353-368. 1993
- Chimanga cha makolo, hybrids, and composites: farmers' adoption of maize technology in Malawi, 1989-90 1992
- A Bayesian approach to explaining sequential adoption of components of a technological package 1991
- A note on multi-stage sampling with list frames : the PARC/CIMMYT survey of wheat harvest technology 1987
- Wheat harvest technology in Punjab's rice wheat zone : combines, laborers and the cost of harvest delay 1987
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conference paper
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document
- An Economic Assessment of Sorghum Improvement in Mali, Impact Assessment Report No. 2 2016
- Crop genetic diversity in the field and on the farm: principles and applications in research practices 2016
- Farm, community, and landscape: genetic diversity and selection pressures at different social, spatial, and temporal scales 2016
- Who are the managers of diversity? Characterizing the social, cultural, and economic environments 2016
- Biodiversity of maize on farms in Kenya 2006
- Biosafety and biodiversity risks 2006
- Crucial determinants of adoption: material systems for banana and maize 2006
- Gauging potential based on current adoption of banana hybrids in Tanzania 2006
- Predicting farmer demand for transgenic cooking bananas in Uganda 2006
- Promising crop biotechnologies for smallholder farmers in East Africa: bananas and maize 2006
- BioConserv: Economics literature on crop and livestock genetic resources: An annotated bibliography 2005
- What is diversity worth to farmers? 2005
- Biotechnology and genetic resource policies: What is a genebank worth? 2003
- The demand for crop genetic resources from a national collection 2003
- The demand for crop genetic resources from international collection 2003
- The economic costs and benefits of participatory project to conserve maize landraces on farm in Oaxaca, Mexico 2003
- The economics of conserving agricultural biodiversity on-farm 2001
- A regional analysis of maize biological diversity in southeastern Guanajuato, Mexico 2000
- A training guide for in-situ conservation on farm 2000
- Dimensions of diversity in CIMMYT bread wheat from 1965 to 2000 2000
- Identifying appropriate germplasm for participatory breeding: An example from the Central Valleys of Oaxaca, Mexico 2000
- Farmer management of maize diversity in the Central Valleys of Oaxaca, Mexico: CIMMYT INIFAP -- 1998 Baseline Socioeconomic Survey 1999
- Using economics to explain spatial diversity in a wheat crop: Examples from Australia and China 1999
- A conceptual framework for valuing on-farm genetic resources 1998
- Estimating the economic impact of breeding nonspecific resistance to leaf rust in modern bread wheat 1998
- Farmers' seed selection practices and maize variety characteristics in a traditionally-based Mexican community 1998
- Relación entre varianza genética y diversidad genealógica en trigo 1997
- Genetic diversity and maize seed management in a traditional Mexican community: Implications for in situ conservation of maize 1996
- Maize technology in Malawi: A green revolution in the making? 1995
- Chimanga cha makolo, hybrids, and composites: An analysis of farmers' adoption of maize technology in Malawi, 1989-91 1991