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Okello, J.J.Shikuku, K.M.Sindi, K.Low, J.W.[Farmers' perceptions of orange-fleshed sweetpotato: Do common beliefs about sweetpotato production and consumption really matter?]Farmers' perceptions of orange-fleshed sweetpotato: Do common beliefs about sweetpotato production and consumption really matter?

Biofortification of staple crops to combat micronutrient deficiencies is gaining global recognition. Projects promoting biofortified food crops use intensive agriculture-nutrition education and extension activities to increase adoption of such crops. This study examines the effect of such program...


Okello, J.J.Kwikiriza, N.Muoki, P.Wambaya, J.Heck, S.[Effect of intensive agriculture-nutrition education and extension program adoption and diffusion of biofortified crops.]Effect of intensive agriculture-nutrition education and extension program adoption and diffusion of biofortified crops.
Lagerkvist, C.J.Okello, J.J.Muoki, P.Heck, S.Prain, G.[Nutrition promotion messages: The effect of information on consumer sensory expectations, experiences and emotions of vitamin A-biofortified sweet potato.]Nutrition promotion messages: The effect of information on consumer sensory expectations, experiences and emotions of vitamin A-biofortified sweet potato.

Malnutrition, particularly vitamin A deficiency, is a major public health problem in many developing countries. This study investigated whether priming or self-generation of goals, or whether attention to instrumental or experiential goals together with use of a reminder condition or not, promote...


Lagerkvist, C.J.Okello, J.J.Adekambi, S.Kwikiriza, N.Abidin, P.E.Carey, E.E.[Goal-setting and volitional behavioural change: Results from a school meals intervention with vitamin-A biofortified sweetpotato in Nigeria]Goal-setting and volitional behavioural change: Results from a school meals intervention with vitamin-A biofortified sweetpotato in Nigeria

This study examined the nutrition and food security impacts of a project that was designed to improve availability of disease-free planting materials of biofortified orange-fleshed sweetpotato (OFSP) in rural Tanzania. Difference-in-difference and matching techniques were employed to estimate cau...


Mashisia, K.Okello, J.J.Wambugu, S.Sindi, K.Low, J.W.McEwan, M.[Nutrition and food security impacts of quality seeds of biofortified orange-fleshed sweetpotato: Quasi-experimental evidence from Tanzania]Nutrition and food security impacts of quality seeds of biofortified orange-fleshed sweetpotato: Quasi-experimental evidence from Tanzania

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.]Does information on food production technology affect consumers' acceptance of biofortified foods? Evidence from a field experiment in Kenya.

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.Okello, J.J.Mbeche, R.M.Kinyuru, J.N.Alemu, M.H.[The role of product information on consumer sensory evaluation, expectations, experiences and emotions of cricket-flour-containing buns]The role of product information on consumer sensory evaluation, expectations, experiences and emotions of cricket-flour-containing buns

Okello, J.J.Sindi, K.Low, J.W.[Consumer perceptions and demand for biofortified sweet potato-based biscuit: The case of Akarabo golden power biscuit in Rwanda.]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.Okello, J.J.Lagerkvist, C.J.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]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, WellingtonKwikiriza, N.Muoki, P.[Motivations and cognitive models associated with decentralized seed multiplication: Experiences from biofortified sweetpotato vine multipliers in Kenya and Ethiopia]Motivations and cognitive models associated with decentralized seed multiplication: Experiences from biofortified sweetpotato vine multipliers in Kenya and Ethiopia

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