This study used a field experiment and the means-end chain approach to examine the effect of providing information on the biofortification process on consumers' acceptance of orange-fleshed sweetpotato (OFSP). Negative, positive, and neutral information about the biofortification were verbally pr...
Okello, J.J.
,
Lagerkvist, C.J.
,
Muoki, P.
,
Heck, S.
,
Prain, G.
,
[Does information on food production technology affect consumers' acceptance of biofortified foods? Evidence from a field experiment in Kenya.]
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Does information on food production technology affect consumers' acceptance of biofortified foods? Evidence from a field experiment in Kenya.
The current fight against Vitamin A deficiency has focused on promoting biofortified staples that are rich in beta carotene, such as Orange Fleshed Sweetpotato (OFSP). These efforts usually entail providing quality planting materials to vulnerable households accompanied by sensitization about the...
Mwiti, F.K.
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Okello, J.J.
,
Munei, K.
,
Low, J.W.
,
[Assessment of farmer willingness to pay for quality planting materials of biofortified and non-biofortified varieties of sweetpotato.]
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Assessment of farmer willingness to pay for quality planting materials of biofortified and non-biofortified varieties of sweetpotato.
This paper combines Just-About-Right (JAR) sensory evaluation and means-end chain (MEC) analysis to examine consumer evaluation of the sensory attributes of conventionally bred biofortified orange-fleshed sweetpotato (OFSP). It specifically examined the role of information on biofortification pro...
Okello, J.J.
,
Lagerkvist, C.J.
,
Muoki, P.
,
Heck, S.
,
Prain, G.
,
[Combining sensory evaluation and mental models in the assessment of consumer preferences for and choice of healthy products: experience from a field experiment in Kenya.]
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Combining sensory evaluation and mental models in the assessment of consumer preferences for and choice of healthy products: experience from a field experiment in Kenya.
Food insecurity has become a key issue in the field of development in recent years with major inadequate intake of vitamin A-rich foods. Specifically, vitamin A deficiency (VAD) remains a major health problem among poor developing-country households, especially in Africa. Efforts to combat VAD cu...
Okello, J.J.
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Sindi, K.
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Shikuku, K.
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McEwan, M.
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Low, J.W.
,
[A study of household food security and adoption of biofortified crop varieties in Tanzania: the case of orange-fleshed sweetpotato]
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A study of household food security and adoption of biofortified crop varieties in Tanzania: the case of orange-fleshed sweetpotato
Studies suggest that consumer' acceptance of edible insects can be enhanced by processing and blending them with familiar food products. This is however, expected to result in changes in some sensory attributes. In this study, we investigated how consumers evaluate the appropriateness of sensory ...
Pambo, K.O.
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Okello, J.J.
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Mbeche, R.M.
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Kinyuru, J.N.
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Alemu, M.H.
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[The role of product information on consumer sensory evaluation, expectations, experiences and emotions of cricket-flour-containing buns]
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The role of product information on consumer sensory evaluation, expectations, experiences and emotions of cricket-flour-containing buns
In Ethiopia, the International Potato Center (CIP) and regional partners piloted a 2-year project that promoted production and consumption of vitamin A-rich OFSP as part of diversified diets. The project adopted school-based nutritional campaigns wherein school gardens and school feeding were pil...
Kwikiriza, N.
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Jogo, Wellington
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Okello, J.J.
,
Tesfay, H.
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Asfaw, F.
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[The impact of school nutritional campaigns on OFSP adoption and food security among smallholder farming households in Tigray region, Ethiopia.]
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The impact of school nutritional campaigns on OFSP adoption and food security among smallholder farming households in Tigray region, Ethiopia.
Okello, J.J.
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Sindi, K.
,
Low, J.W.
,
[Consumer perceptions and demand for biofortified sweet potato-based biscuit: The case of Akarabo golden power biscuit in Rwanda.]
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Consumer perceptions and demand for biofortified sweet potato-based biscuit: The case of Akarabo golden power biscuit in Rwanda.
Despite the efforts to promote good practices in infant and young child feeding (IYCF), the adoption of such practices has been low. Using data from a sample of 665 women, and the theory of planned behavior, we examine the effect of different types of nutrition education and psychosocial factors ...
Mutiso, J.M.
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Okello, J.J.
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Lagerkvist, C.J.
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Muoki, P.
,
Kosura, W.O.
,
Heck, S.
,
[Effect of nutrition education and psychosocial factors on child feeding practices: findings of a field experiment with biofortified foods and different women categories]
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Effect of nutrition education and psychosocial factors on child feeding practices: findings of a field experiment with biofortified foods and different women categories
The purpose of this paper is to examine the structure and content of mental models associated with the decision to engage in biofortified sweetpotato vine multiplication as a business. The study focused on decentralized vine multipliers from Kenya and Ethiopia. These were stratified by orientatio...
Okello, J.J.
,
Jogo, Wellington
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Kwikiriza, N.
,
Muoki, P.
,
[Motivations and cognitive models associated with decentralized seed multiplication: Experiences from biofortified sweetpotato vine multipliers in Kenya and Ethiopia]
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Motivations and cognitive models associated with decentralized seed multiplication: Experiences from biofortified sweetpotato vine multipliers in Kenya and Ethiopia
The following report presents an ex‐ante evaluation of priority research options for sweetpotato carried out in the scope of the strategic assessment of research priorities for the CGIAR Research Program on Roots, Tubers, and Bananas (RTB). It contains the results from the economic surplus model ...
Hareau, G.
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Kleinwechter, U.
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Pradel, W.
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Suarez, V.
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Okello, J.J.
,
Vikraman, S.
,
[Strategic assessment of research priorities for sweetpotato.]
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Strategic assessment of research priorities for sweetpotato.