selected publications
-
article
- Evolution of Fertiliser Use and its Impact on Maize Productivity in Kenya: Evidence from Multiple Surveys. Food Security. 13:1-111. 2021
- Measuring consumer acceptance of instant fortified millet products using affective tests and auctions in Dakar, Senegal. INTERNATIONAL FOOD AND AGRIBUSINESS MANAGEMENT REVIEW. 24:499-522. 2021
- Seasonal participation in maize markets in Zambia: Do agricultural input subsidies and gender matter?. Food Security. 13:1-15. 2021
- Soil zinc, serum zinc, and the potential for agronomic biofortification to reduce human zinc deficiency in Ethiopia. Scientific Reports. 11. 2021
- Do metal grain silos benefit women in Kenya, Malawi, Zambia and Zimbabwe?. Journal of Stored Products Research. 101734. 2020
- Economic impacts of fall armyworm and its management strategies: evidence from southern Ethiopia. European Review of Agricultural Economics. 47:1473-1501. 2020
- Agronomic Biofortification of Maize with Zinc Fertilizers Increases Zinc Uptake from Maize Flour by Human Intestinal Caco-2 Cells 2020
- Spread and impact of fall armyworm (Spodoptera frugiperda J.E. Smith) in maize production areas of Kenya.. AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 292:106804. 2020
- Consumer Acceptance and Willingness to Pay for Instant Cereal Products With Food-to-Food Fortification in Eldoret, Kenya.. Food and Nutrition Bulletin. 41:224-243. 2020
- On-farm performance and farmers’ participatory assessment of new stress-tolerant maize hybrids in Eastern Africa. Field Crops Research. 246:107693. 2020
- Behavioural insights to support increased consumption of quality protein maize by young children: a cluster randomised trial in Ethiopia. BMJ Global Health. 5. 2020
- Soil Zinc Is Associated with Serum Zinc But Not with Linear Growth of Children in Ethiopia. Nutrients. 11:221. 2019
- Biofortified Maize Can Improve Quality Protein Intakes among Young Children in Southern Ethiopia.. Nutrients. 11:192. 2019
- Associations among High-Quality Protein and Energy Intake, Serum Transthyretin, Serum Amino Acids and Linear Growth of Children in Ethiopia. Nutrients. 10:1776. 2018
- Evaluation of hermetic technologies in the control of insect infestation and mycotoxin contamination in stored maize grains. Julius-Kühn-Archiv. 563-569. 2018
- Eliciting Willingness-to-Pay through Multiple Experimental Procedures: Evidence from Lab-in-the-Field in Rural Ghana. Canadian Journal of Agricultural Economics-revue Canadienne D Agroeconomie. 66:231-254. 2018
- Measuring consumers' interest in instant fortified pearl millet products: a field experiment in Touba, Senegal.. Journal of the Science of Food and Agriculture. 98:2320-2331. 2018
- Trends in Agricultural Mechanization in Kenya's Maize Production Areas from 1992-2012. AMA-AGRICULTURAL MECHANIZATION IN ASIA AFRICA AND LATIN AMERICA. 49:20-32. 2018
- Maize storage insects (Sitophilus zeamais and Prostephanus truncatus) prefer to feed on smaller maize grains and grains with color, especially green. Journal of Stored Products Research. 71:72-80. 2017
- Effectiveness and Economics of Hermetic Bags for Maize Storage: Results of a Randomized Controlled Trial in Kenya. Crop Protection. 90:17-26. 2016
- The effectiveness of extension strategies for increasing the adoption of biofortified crops: the case of quality protein maize in East Africa. Food Security. 8:1101-1121. 2016
- Translating the impact of quality protein maize into improved nutritional status for Ethiopian children: study protocol for a randomized controlled trial. BMC Nutrition. 2:54. 2016
- Assessing the long-term welfare effects of the biological control of cereal stemborer pests in East and Southern Africa: Evidence from Kenya, Mozambique and Zambia. AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 230:10-23. 2016
- Women's and children's acceptance of biofortified quality protein maize for complementary feeding in rural Ethiopia.. Journal of the Science of Food and Agriculture. 96:3439-3445. 2016
- Community-survey based assessment of the geographic distribution and impact of maize lethal necrosis (MLN) disease in Kenya. Crop Protection. 82:30-35. 2016
- Gender as a Cross-Cutting Issue in Food Security: The NuME Project and Quality Protein Maize in Ethiopia. WORLD MEDICAL & HEALTH POLICY. 8:263-286. 2016
- Measuring rural consumers’ willingness to pay for quality labels using experimental auctions: the case of aflatoxin-free maize in Kenya. Agricultural Economics. 47:33-45. 2016
- Evaluation of artisan training in metal silo construction for grain storage in Africa: Impact on uptake, entrepreneurship and income. International Journal of Educational Development. 43:12-21. 2015
- Effectiveness and Economics of Hermetic Bags for Maize Storage: Results of a Randomized Controlled Trial in Kenya 2015
- The Changing Structure of the Maize Seed Industry in Zambia: Prospects for Orange Maize. Agribusiness. 31:132-146. 2015
- Varietal Adoption, Outcomes and Impact 2015
- Varietal Generation and Output 2015
- Combining experimental auctions with a modified home-use test to assess rural consumers’ acceptance of quality protein maize, a biofortified crop. Food Quality and Preference. 38:1-13. 2014
- Consumer acceptance of quality protein maize (QPM) in East Africa. Journal of the Science of Food and Agriculture. 94:3201-3212. 2014
- Determinants of household energy use in Bhutan. Energy. 69:661-672. 2014
- Impact of metal silos on households’ maize storage, storage losses and food security: An application of a propensity score matching. Food Policy. 43:44-55. 2013
- Maize for food and feed in East Africa -The farmers - perspective. Field Crops Research. 153:22-36. 2013
- Effectiveness of hermetic systems in controlling maize storage pests in Kenya. Journal of Stored Products Research. 53:27-36. 2013
- Hybrid seed use and diversity of diets among women in smallholder maize-growing households in Zambia 2013
- Identifying recommendation domains for targeting dual-purpose maize-based interventions in crop-livestock systems in East Africa. Land Use Policy. 30:834-846. 2013
- Consumer preferences for maize products in urban Kenya. Food and Nutrition Bulletin. 33:99-110. 2012
- Crop biotechnology in developing countries 2012
- Herbicide Applied to Imidazolinone Resistant-Maize Seed as a Striga Control Option for Small-Scale African Farmers. Weed Science. 60:283-289. 2012
- Assessing the potential economic impact of Bacillus thuringiensis (Bt) maize in Kenya. African Journal of Biotechnology. 10:4741-4751. 2011
- Estimating consumer willingness to pay for food quality with experimental auctions: the case of yellow versus fortified maize meal in Kenya. Agricultural Economics. 42:1-16. 2011
- Evaluation of stem borer resistance management strategies for Bt maize in Kenya based on alternative host refugia. African Journal of Biotechnology. 10:4732-4740. 2011
- Farmers, consumers and gatekeepers and their attitudes towards biotechnology. African Journal of Biotechnology. 10:4767-4776. 2011
- Improving the Use of Experimental Auctions in Africa: Theory and Evidence. Journal of Agricultural and Resource Economics. 36:263-279. 2011
- Options for pro-poor maize seed market segmentation in Kenya. African Journal of Biotechnology. 10:4699-4712. 2011
- Participatory farmer evaluation of stem borer tolerant maize varieties in three maize growing ecologies of Kenya. African Journal of Agricultural Research. 6:3021-3028. 2011
- Economic analysis of different options in integrated pest and soil fertility management in maize systems of Western Kenya. Agricultural Economics. 41:471-482. 2010
- Perspectives of gatekeepers in the Kenyan food industry towards genetically modified food. Food Policy. 35:332-340. 2010
- A meta-analysis of community-based studies on quality protein maize. Food Policy. 35:202-210. 2010
- Participatory evaluation of integrated pest and soil fertility management options using ordered categorical data analysis. Agricultural Systems. 103:233-244. 2010
- How cost-effective is biofortification in combating micronutrient malnutrition? an Ex ante assessment. World Development. 38:64-75. 2010
- Quality protein maize for the feed industry in Kenya. Outlook on Agriculture. 39:291-298. 2010
- The effectiveness of quality protein maize in improving the nutritional status of young children in the Ethiopian highlands. Food and Nutrition Bulletin. 31:418-430. 2010
- Comparing consumer preferences for color and nutritional quality in maize: Application of a semi-double-bound logistic model on urban consumers in Kenya.. Food Policy. 33:362-370. 2008
- Integrated management of Striga hermonthica, stemborers, and declining soil fertility in western Kenya. Field Crops Research. 107:102-115. 2008
- The potential of a herbicide resistant maize technology for Striga control in Africa. Agricultural Systems. 97:83-94. 2008
- Consumer willingness to pay for genetically modified food in Kenya. Agricultural Economics. 38:35-46. 2008
- Evaluating the use of herbicide-coated imidazolinone-resistant (IR) maize seeds to control Striga in farmers' fields in Kenya. Crop Protection. 26:1496-1506. 2007
- How cost-effective is biofortification in combating micronutrient malnutrition? 2007
- How cost-effective is biofortification in combating micronutrient malnutrition? An ex ante assessment 2007
- Health costs and externalities of pesticide use in the Sahel. Outlook on Agriculture. 35:25-31. 2006
- Predicting famer demand for Bt Maize in Kenya 2006
- Assessing the potential impact of biological control of Plutella xylostella (diamondback moth) in cabbage production in Kenya. Crop Protection. 24:981-989. 2005
- The cost of accuracy in crop area estimation. Agricultural Systems. 84:21-38. 2005
- Consumer awareness and attitudes toward GM foods in Kenya. African Journal of Biotechnology. 4:1066-1075. 2005
- Diagnostic research to enable adoption of transgenic crop varieties by smallholder farmers in Sub-Saharan Africa. African Journal of Biotechnology. 2:586-595. 2003
- Economic impact of biological control of water hyacinth in Southern Benin. Ecological Economics. 45:105-117. 2003
- Socio-economic impact of biological control of mango mealybug in Benin. AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 93:367-378. 2002
- Maize yield losses from stemborers in Kenya. International Journal of Tropical Insect Science. 22:89-96. 2002
- Participatory development of a biological control strategy of the variegated grasshopper in the humid tropics in West Africa. Crop Protection. 21:265-275. 2002
- Assessing the feasibility of biological control of locusts and grasshoppers in West Africa: Incorporating the farmers' perspective. Agriculture and Human Values. 18:413-428. 2001
- Participatory action research and quantitative analysis for nutrient management in southern Mali. a fruitful marriage?. AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 71:215-228. 1998
-
dataset
-
document
- Smallholder farming and crop variety choice: Maize variety choice in Zambia 2014
- The changing structure of the maize seed industry in Zambia: Prospects for orange maize 2013
- Using elicitation mechanisms to estimate the demand for nutritious maize: Evidence from experiments in rural Ghana 2013
- Consulting the stakeholders on pro-poor market segmentation of maize seed in Kenya 2012
- How cost-effective is biofortification in combating micronutrient malnutrition? an exante assessment 2007
-
editorial article
- Research Principles for Developing Country Food Value Chains. Science. 332:1154-1155. 2011
-
hide from search
- Developing Bt maize for resource-poor farmers - Recent advances in the IRMA project. African Journal of Biotechnology. 1490-1504. 2005
-
report
-
review