Publications in VIVO

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Manyong, Victor Director R4D, IITA-East, IITA

IITA

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selected publications

article
- Misperceived quality: Fertilizer in Tanzania. Journal of Development Economics. 148:102579. 2021
- Factors influencing implementation of bylaws on sustainable crop intensification: Evidence from potatoes in southwestern Uganda. Cogent Social Sciences. 6. 2020
- Assessment of willingness-to-pay for Aflasafe KE01, a native biological control product for aflatoxin management in Kenya.. Food Additives and Contaminants Part A-chemistry Analysis Control Exposure & Risk Assessment. 37:1951-1962. 2020
- Does cooperative membership increase and accelerate agricultural technology adoption? Empirical evidence from Zambia. Technological Forecasting and Social Change. 158:120160. 2020
- Household welfare impacts of an agricultural innovation platform in Uganda. Food and Energy Security. 9. 2020
- The effects of foreign direct investment on youth unemployment in the Southern African Development Community. Development Southern Africa. 1-16. 2020
- Market participation, household food security, and income: The case of cowpea producers in northern Nigeria.. Food and Energy Security. 9. 2020
- Are farmers using cropping system intensification technologies experiencing poverty reduction in the Great Lakes Region of Africa. Food and Energy Security. 9. 2020
- Hard work and hazard: Young people and agricultural commercialisation in Africa. Journal of Rural Studies. 76:142-151. 2020
- Potential returns to yam research investment in sub-Saharan Africa and beyond:. Outlook on Agriculture. 49:215-224. 2020
- Willingness to pay of Nigerian poultry producers and feed millers for aflatoxin‐safe maize. Agribusiness. 36:299-317. 2020
- The productivity and income effects of adoption of improved soybean varieties and agronomic practices in Malawi. World Development. 124:104631. 2019
- Ex‐ante evaluation of promising soybean innovations for sub‐Saharan Africa. FOOD AND ENERGY SECURITY. 8. 2019
- The poverty impacts of improved cowpea varieties in Nigeria: A counterfactual analysis.. World Development. 122:261-271. 2019
- Agricultural technology adoption and household welfare: Measurement and evidence. Food Policy. 87:101742. 2019
- Estimating the productivity impacts of technology adoption in the presence of misclassification. American Journal of Agricultural Economics. 101:1-16. 2019
- Aflatoxin awareness and Aflasafe adoption potential of Nigerian smallholder maize farmers. World Mycotoxin Journal. 11:437-446. 2018
- Who benefits from which agricultural research-for-development technologies? Evidence from farm household poverty analysis in Central Africa. World Development. 108:28-46. 2018
- The Rapid Degradation of Lambda-Cyhalothrin Makes Treated Vegetables Relatively Safe for Consumption. International Journal of Environmental Research and Public Health. 15:1536. 2018
- Patterns and structure of household income inequality in rural Ethiopia. World Development Perspectives. 80-82. 2018
- Opportunities and pitfalls for researchers to contribute to the design of evidence-based agricultural policies: lessons from Uganda. International Journal of Agricultural Sustainability. 16:272-285. 2018
- Can food technology innovation change the status of a food security crop? A review of cassava transformation into "Bread" in Africa. Food Reviews International. 34:1-16. 2018
- Measuring the impacts of adaptation strategies to drought stress: The case of drought tolerant maize varieties. Journal of Environmental Management. 203:106-113. 2017
- Measuring the impacts of adaptation strategies to drought stress: The case of drought tolerant maize varieties. Journal of Environmental Management. 203:106-113. 2017
- Adoption and impacts of sustainable intensification practices in Ghana. International Journal of Agricultural Sustainability. 15:539-554. 2017
- Productivity and Welfare Effects of Nigeria's e-Voucher-Based Input Subsidy Program. World Development. 97:251-265. 2017
- An Assessment of Willingness To Pay by Maize and Groundnut Farmers for Aflatoxin Biocontrol Product in Northern Nigeria. Journal of Food Protection. 80:1451-1460. 2017
- Impacts of extension access and cooperative membership on technology adoption and household welfare.. Journal of Rural Studies. 54:223-233. 2017
- ASSESSING THE EFFICIENCY OF SWEET POTATO PRODUCERS IN THE SOUTHERN REGION OF ETHIOPIA. Experimental Agriculture. 54:491-506. 2017
- Improving the speed of adoption of agricultural technologies and farm performance through farmer groups: evidence from the Great Lakes region of Africa. Agricultural Economics. 48:241-259. 2017
- Improving the speed of adoption of agricultural technologies and farm performance through farmer groups: evidence from the Great Lakes region of Africa. Agricultural Economics. 48:241-259. 2017
- A survey of aflatoxin and aflasafe awareness and management among Nigeria poultry producers and feed millers 2017
- Cassava farmers' preferences for varieties and seed dissemination system in Nigeria: gender and regional perspectives 2017
- The cassava monitoring survey in Nigeria: final report 2017
- Multiple insecticide resistance in an infected population of the malaria vector Anopheles funestus in Benin.. Parasites & Vectors. 9:453-453. 2016
- A technical review of modern cassava technology adoption in Nigeria (1985-2013): Trends, challenges, and opportunities 2016
- Ex-Ante Economic Impact Assessment of Genetically Modified Banana Resistant to Xanthomonas Wilt in the Great Lakes Region of Africa.. PLOS ONE. 10:1-21. 2015
- Ex-Ante Economic Impact Assessment of Genetically Modified Banana Resistant to Xanthomonas Wilt in the Great Lakes Region of Africa.. PLOS ONE. 10:1-21. 2015
- Impact of agricultural technology adoption on asset ownership: the case of improved cassava varieties in Nigeria. Food Security. 7:1239-1258. 2015
- Improving the adoption of agricultural technologies and farm performance through farmer groups: Evidence from the Great Lakes Region of Africa: proceeding 2015
- The effectiveness of crop improvement programmes from the perspectives of varietal output and adoption: cassava, cowpea, soybean and yam in sub-Saharan Africa and maize in West and Central Africa 2015
- Does a cassava research-for-development program have impact at the farm level? Evidence from the Democratic Republic of Congo. Food Policy. 46:193-204. 2014
- Characterization of yam-growing households in the project areas of Ghana 2014
- Estimating the Actual and Potential Adoption Rates and Determinants of NERICA Rice Varieties in Nigeria. Journal of Crop Improvement. 27:561-585. 2013
- Ex-ante economic analysis of biological control of coconut mite in Benin 2013
- Farmers' perception of coconut mite damage and crop diversification alternatives in the coastal belt of Tanzania. International Journal of Acarology. 38:471-479. 2012
- Does cassava processing research-for-development have an impact on fabricator, processor and farm level outcomes? Evidence from Nigeria. Proceedings of pre-conference workshop, 28th International Conference of Agricultural Economists 2012
- Economic analysis of Imazapyr-resistant maize technology for small farm households in western Kenya 2012
- Effectiveness of cowpea and wild vigna germplasm distribution and cost implication on their conservation efforts by IITA 2012
- The impact of the emergency response to the outbreak of the cassava mosaic disease in the Democratic Republic of Congo 2012
- Using a discrete choice experiment to elicit the demand for a nutritious food: Willingness-to-pay for orange maize in rural Zambia. Journal of Health Economics. 31:62-71. 2012
- Evaluating the effects of the cassava research-for-development approach: household evidence from Malawi and the Democratic Republic of Congo 2011
- New social science research agenda at IITA 2011
- Training in impact assessment of agricultural innovations on food security, poverty reduction, and environmental protection in sub-Saharan Africa 2011
- Consumer acceptance of provitamin A orange maize in rural Zambia 2010
- Factors influencing risk aversion among maize farmers in the Northern Guinea Savanna of Nigeria: Implications for sustainable crop development programmes. JOURNAL OF FOOD AGRICULTURE & ENVIRONMENT. 8:128-134. 2010
- How cost-effective is biofortification in combating micronutrient malnutrition? an Ex ante assessment. World Development. 38:64-75. 2010
- Setting priorities: case study of IITA's root and tuber crops systems program 2010
- The potential benefits of GIS techniques in disease and pest control: an example based on a regional project in Central Africa 2010
- The economic and poverty impacts of maize research in West and Central Africa.. Agricultural Economics. 40:535-550. 2009
- A quantitative framework to analyse cooperation between rural households. Agricultural Systems. 101:173-185. 2009
- Baseline study of smallholder farmers in Striga infested maize growing areas of Central Malawi 2009
- Baseline study of smallholder farmers in Striga infested maize growing areas of Eastern Uganda 2009
- Determinants of nutritional status of preschool children from rural households in Kaduna and Kano States, Nigeria 2009
- Efficiency–equity tradeoffs and the scope for resource reallocation in agricultural research: evidence from Nigeria. Agricultural Economics. 40:1-14. 2009
- Spatial analysis of livelihoods of smallholder farmers in Striga-infested maize growing areas of Eastern and Southern Africa 2009
- The International Institute of Tropical Agriculture's (IITA) experience in priority assessment of agricultural research 2009
- Estimating market demand for fresh yam characteristics using contingent valuation: implications for crop breeding and production choices. Agricultural Economics. 39:349-363. 2008
- Smallholder market participation under transactions costs: Maize supply and fertilizer demand in Kenya. Food Policy. 33:318-328. 2008
- Economic Efficiency and Supply Response of Women as Farm Managers: Comparative Evidence from Western Kenya. World Development. 36:1247-1260. 2008
- Analysing optimum and alternative farm plans for risk averse grain crop farmers in Kaduna state, northern Nigeria 2008
- Baseline study of Striga control using Imazapyr-Resistant (IR) maize in Western Kenya 2008
- Engaging with cultural practices in ways that benefit women in northern Nigeria 2008
- Typology of households adopting improved soybean technology: an application of the discriminant analysis model in northern Nigeria 2008
- Targeting agricultural research based on potential impacts on poverty reduction: Strategic program priorities by agro-ecological zone in Nigeria. Food Policy. 32:394-412. 2007
- The effects of education on agricultural productivity under traditional and improved technology in northern Nigeria: an endogenous switching regression analysis. Empirical Economics. 32:141-159. 2007
- Attitudes towards risk among maize farmers in the dry savanna zone of Nigeria: some prospective policies for improving food production. African Journal of Agricultural Research. 2:399-408. 2007
- Balanced Nutrient Management System Technologies In The Northern Guinea Savanna Of Nigeria: Validation And Perspective 2007
- Crop-livestock interaction in the savannas of Nigeria: Nature and determinants of farmer decision to use manure for soil fertility maintenance. JOURNAL OF FOOD AGRICULTURE & ENVIRONMENT. 5:295-301. 2007
- Determinants of market value for fresh yam (Dioscorea species) tubers in two consumption centers in Togo 2007
- Determinants of rural farmers' improved soybean adoption decisions in northern Nigeria. JOURNAL OF FOOD AGRICULTURE & ENVIRONMENT. 5:215-223. 2007
- Economic analysis of balanced nutrient management technologies for maize production in Kaduna state, Nigeria 2007
- Ex-ante cost - benefit analysis of biofortification of cassava roots in Nigeria 2007
- Gains from high-yielding varieties with and without complementary technologies: the case of improved cowpea in northern Nigeria 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
- Rural household expenditures for roots and tubers in south western Nigeria: an almost ideal demand system analysis 2007
- The economic impact of investments in cassava research in Uganda 2007
- The production efficiency of intercropping annual and perennial crops in southern Ethiopia: A comparison of distance functions and production frontiers. Agricultural Systems. 91:51-70. 2006
- Effective dimensionality and factors affecting crop‐livestock integration in West African savannas: a combination of principal component analysis and Tobit approaches. Agricultural Economics. 35:145-155. 2006
- Effective dimensionality and factors affecting crop‐livestock integration in West African savannas: a combination of principal component analysis and Tobit approaches. Agricultural Economics. 35:145-155. 2006
- Farmer‐to‐farmer technology diffusion and yield variation among adopters: the case of improved cowpea in northern Nigeria. Agricultural Economics. 35:203-211. 2006
- Achievements in impact assessment of agricultural research: IITA experience, 2001-2006 2006
- Endogenous technology adoption and household food security: the case of improved cowpea varieties in northern Nigeria 2006
- IITA featured at the 26th IAAE, Australia 2006
- Nigeria food consumption and nutrition survey 2006
- Responding to food supply shocks through global partnerships in technology development and transfer - The case of the IITA-led biological control of cassava mealybug in Sub-Saharan Africa. Outlook on Agriculture. 35:255-261. 2006
- Responding to food supply shocks through global partnerships in technology development and transfer: the case of the IITA-led biological control of cassava mealybug in sub-Saharan Africa 2006
- Setting strategic agricultural research priorities based on potential impacts on poverty reduction: the case of Nigeria 2006
- The efficiency - equity tradeoffs in agricultural research priority setting: the potential impacts of agricultural research on economic surplus and poverty reduction in Nigeria 2006
- The production efficiency of intercropping systems annual and perennial crops in southern Ethiopia: a comparison of distance functions and production frontiers 2006
- ECOREGIONAL RESEARCH IN AFRICA: LEARNING LESSONS FROM IITA'S BENCHMARK AREA APPROACH. Experimental Agriculture. 41:271-298. 2005
- ECOREGIONAL RESEARCH IN AFRICA: LEARNING LESSONS FROM IITA'S BENCHMARK AREA APPROACH. Experimental Agriculture. 41:271-298. 2005
- Factors affecting the adoption of agroforestry practices by farmers in Cameroon. Small-scale Forestry. 4:135-148. 2005
- Farmers' perceptions of benefits and factors affecting the adoption of improved dual‐purpose cowpea in the dry savannas of Nigeria. Agricultural Economics. 32:195-210. 2005
- Ecological and Socio-economic Factors Affecting Agricultural Intensification in the West African Savannas: Evidence from Northern Nigeria. Journal of Sustainable Agriculture. 27:5-37. 2005
- Agriculture in Nigeria: identifying opportunities for increased commercialization and investment 2005
- Food consumption pattern and household food insecurity in two communities in Ibadan, Oyo State. Nigeria 2005
- The impact of IITA-led biological control of major pests in sub-Saharan African agriculture: a synthesis of milestones and empirical results 2005
- Agriculture in Nigeria: identifying opportunities for increased commercialization and investment: summary report 2004
- Ex-ante evaluation of nutrition and health benefits of biofortified cassava roots in Nigeria: the DALYs approach 2004
- Factors affecting farm-specific production efficiency in the Savanna zones of West Africa. Journal of African Economies. 13:134-165. 2004
- Alternatives to mucuna for soil fertility management in southern Benin: farmer perception and use of traditional and exotic grain legumes. Experimental Agriculture. 39:267-278. 2003
- Alternatives to mucuna for soil fertility management in southern Bénin: farmer perception and use of traditional and exotic grain legumes 2003
- Cassava: from poor farmer's crop to pacesetter of African rural development 2003
- Challenges, opportunities and strategy for cassava subsector development in Nigeria 2003
- Determinants of market value for fresh yam tubers in two consumption centres in Togo 2003
- Economic research at IITA for the improvement of agriculture in the subhumid and humid zones of West Africa 2003
- Factors affecting the adoption of agricultural technologies within yam-based production systems: prospects for the diffusion of improved yam varieties in Nigeria 2003
- Impact of IITA germplasm improvement on maize production in West and Central Africa 2003
- Reducing speargrass (Imperata cylindrica) with conservation agriculture involving farmers in research to reduce labor and herbicide use and to conserve yields 2003
- Rural household demand for roots and tubers in southwestern Nigeria: an almost ideal demand system analysis 2003
- The impact of IARC genetic improvement programmes on cassava 2003
- The adoption of alley farming and Mucuna : Lessons for research, development and extension. Agroforestry Systems. 56:193-202. 2002
- Response of speargrass (Imperata cylindrica) to cover crops integrated with handweeding and chemical control in maize and cassava. CROP PROTECTION. 21:145-156. 2002
- Response of speargrass (Imperata cylindrica) to cover crops integrated with handweeding and chemical control in maize and cassava. CROP PROTECTION. 21:145-156. 2002
- Adoption pattern of fertiliser technology among farmers in the ecological zones of south-western Nigeria: a Tobit analysis. AUSTRALIAN JOURNAL OF AGRICULTURAL RESEARCH. 53:901-910. 2002
- Adoption pattern of fertiliser technology among farmers in the ecological zones of southwestern Nigeria: a Tobit analysis 2002
- Cowpea demand and supply patterns in West Africa: the case of Nigeria 2002
- Farmers' assessment of effectiveness of a Striga poster in reducing the Striga risk 2002
- Lessons for appropriate technology generation : example of soil management technology at IITA. Key note 2002
- Fertiliser use and definition of farmer domains for impact-oriented research in the northern Guinea savanna of Nigeria. Nutrient Cycling in Agroecosystems. 59:129-141. 2001
- Blending 'hard' and 'soft' science: the 'Follow the Technology' approach to analyzing and evaluating technology change. http://www.consecol.org/Journal/vol5/iss2/art13/index.html 2001
- Farmers' perceptions of, and actions on resource management constraints in the yam-based systems of western Nigeria 2001
- IITA's Benchmark Area Approach: putting INRM into practice 2001
- Sustaining Soil Fertility in West Africa in the Face of Rapidly Increasing Pressure for Agricultural Intensification 2001
- Characteristics of speargrass (Imperata cylindrica) dominated fields in West Africa: crops, soil properties, farmer perceptions and management strategies.. CROP PROTECTION. 19:481-487. 2000
- The contribution of IITA-improved cassava to food security in sub-Saharan Africa: an impact study 2000
- Adoption of improved fallows in West Africa: lessons from mucuna and stylo case studies. Agroforestry Systems. 47:93-122. 1999
- Adoption and impact of dry-season dual-purpose cowpea in the semiarid zone of Nigeria 1999
- Policy shifts and adoption of alley farming in West and Central Africa 1999
- Collaboration to increase the use of Mucuna in production systems in Benin 1998
- Experiences with Mucuna in West Africa 1998
- A Land Management Based Approach to Integrated Striga hermonthica Control in sub-Saharan Africa:. Outlook on Agriculture. 25:157-164. 1996
- Determinants of adoption for a resource management technology: the case of Mucuna in Benin Republic 1996
- Macrocharacterization of agricultural systems in Central Africa; an overview: RCMP Research monograph, No. 22 1996
- New socioeconomic research on Striga at IITA 1996
- Strategies for sustainable exploitation of the moist savanna zone of West Africa 1996
- System dynamics and the defintion of research domains for the northern Guinea Savanna of West Africa 1996
document
editorial article
- “Estimating the Productivity Impacts of Technology Adoption in the Presence of Misclassification”—Author Response to Comment. American Journal of Agricultural Economics. 101:19-19. 2019
report
- Consumer acceptance of biofortified foods 2014