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Mineral and vitamin deficiencies are a serious public health problem in Africa. The terrible consequences of these deficiencies are well known. Biofortification is the process of breeding nutrients into staple food crops. It is one cost-effective and sustainable agricultural investment that can h...


Bouis, H.Saltzman, A.Ball, A.Covic, N.Low, J.W.[An overview of the landscape and approach for biofortification in Africa]An overview of the landscape and approach for biofortification in Africa

Africa as a continent faces high prevalence of micronutrient deficiencies such as vitamin A, iron, and zinc. Biofortification offers a dietary agriculture-based strategy that has shown potential to address selected micronutrient deficiencies. This chapter describes how advocacy for biofortificati...


Covic, N.Ball, A.Low, J.W.Mackenzie, A.[Advocacy for biofortification: Building stakeholder support, integration into regional and national policies, and sustaining momentum]Advocacy for biofortification: Building stakeholder support, integration into regional and national policies, and sustaining momentum

Background: Orange-fleshed sweet potato (OFSP) improves vitamin A (VA) status of young children; research with pregnant and lactating women is limited. Objective: We examined the effectiveness of the Mama SASHA (Sweetpotato Action for Security and Health in Africa) program to improve nutrition kn...


Girard, Amy W.Grant, F.Watkinson, M.Okuku, H.S.Wanjala, R.Cole, D.Levin, C.Low, J.W.[Promotion of orange-fleshed sweet potato increased Vitamin A intakes and reduced the odds of low retinol-binding protein among postpartum Kenyan women]Promotion of orange-fleshed sweet potato increased Vitamin A intakes and reduced the odds of low retinol-binding protein among postpartum Kenyan women

Research in Rwanda demonstrated that orangefleshed sweetpotato (OFSP) purée (steamed, mashed roots) was an economically viable, vitamin A enhancing ingredient in baked products when the purée was produced and used in the same bakery. Having a storable, packaged OFSP purée produced by a firm to su...


Bocher, T.Muoki, P.Magnaghi, A.Muzhingi, T.Low, J.W.[From lab to life: Making storable orange-fleshed sweetpotato purée a commercial reality]From lab to life: Making storable orange-fleshed sweetpotato purée a commercial reality

The Rwanda Super Foods project sought to develop a value chain for processed orange-fleshed sweetpotato products to respond to farmer concerns over lack of markets. This study used data collected from five districts in rural Rwanda under supper food project between August and September 2014. The ...


Bocher, T.Low, J.W.Sindi, K.Rajendran, S.[Gender-sensitive value chain intervention improved profit efficiency among orange-fleshed sweetpotato producers in Rwanda]Gender-sensitive value chain intervention improved profit efficiency among orange-fleshed sweetpotato producers in Rwanda

Antenatal clinics (ANCs) are critical for improving maternal nutrition and health knowledge. The Mama SASHA project in western Kenya delivers an orange flesh sweet potato intervention through ANC to improve the vitamin A status of women and children less than 2 years. A nested cohort study follow...


Wanjala, R.Webb, A.Grant, F.Okuku, H.Cole, D.Low, J.W.Levin, C.[The importance of pregnant mother participation in Mama SASHA pregnant and lactating clubs in communities.]The importance of pregnant mother participation in Mama SASHA pregnant and lactating clubs in communities.

The current study was aimed at identifying mega‐environments in Ghana and evaluating adaptability of superior sweetpotato [Ipomoea batatas (L.) Lam.] genotypes from a targeted breeding effort. Three sets of genotypes were evaluated in multi‐environment trials (MET). Twelve sweetpotato varieties w...


Swanckaert, J.Akansake, D.Adofo, K.Acheremu, K.Boeken, B.R.Eyzaguirre, R.Grüneberg, W.J.Low, J.W.Campos, H.[Variance component estimations and mega‐environments for sweetpotato breeding in West Africa.]Variance component estimations and mega‐environments for sweetpotato breeding in West Africa.

Value addition of orange‐fleshed sweet potato (OFSP) increases diversified utilization of this crop, which is rich in provitamin A carotenoids. OFSP bread, in which 30%–45% of wheat flour is replaced with OFSP puree, has been successfully commercialized in Kenya. However, the effect of this subst...


Wanjuu, C.Abong, G.O.Mbogo, D.Heck, S.Low, J.W.Muzhingi, T.[The physiochemical properties and shelf‐life of orange‐fleshed sweet potato puree composite bread]The physiochemical properties and shelf‐life of orange‐fleshed sweet potato puree composite bread

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.

Orange Fleshed Sweet Potato (OFSP) puree, a versatile food ingredient, is highly perishable limiting its use in resource constrained environments. It is therefore important to develop shelf-stable puree. A challenge test study was carried out to determine the effect of combinations of chemical pr...


Musyoka, J.Abong, G.O.Mbogo, D.Fuchs, R.Low, J.W.Heck, S.Muzhingi, T.[Effects of acidification and preservatives on microbial growth during storage of orange fleshed sweet potato puree]Effects of acidification and preservatives on microbial growth during storage of orange fleshed sweet potato puree

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