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This study estimated the amount of loss in storage roots caused by various levels of damage caused by sweetpotato weevils (Cylas spp). Seven varieties of sweetpotato (Ipomoea batatas L. (Lam)) were evaluated in three production sites in northern Ghana for two years (2014 and 2015). Yield data for...


Akansake, D.Abidin, P.E.Carey, E.E.[Modeling the impact of sweetpotato weevils on storage root yield]Modeling the impact of sweetpotato weevils on storage root yield

This paper adopts a feminist approach to analyse how processes of scaling up of technologies to promote adoption can reinforce or reduce gender inequalities. It focuses on sweetpotato vine multiplication in Phalombe and Chikwawa districts in Malawi, and uses data from focus group discussions and ...


Mudege, Netsayi N.Mwanga, R.O.M.Mdege, N.Chevo, T.Abidin, P.E.[Scaling up of sweetpotato vine multiplication technologies in Phalombe and Chikwawa districts in Malawi: A gender analysis.]Scaling up of sweetpotato vine multiplication technologies in Phalombe and Chikwawa districts in Malawi: A gender analysis.

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

Commercialization of sweetpotato vines is persistent if multipliers show evidence of superiority of their vines. This study aimed at evaluating the effects of net tunnel source and of pathogen tested planting material compared to “apparently” healthy vines on yield and health status at three defi...


Abidin, P.E.Akansake, D.Asare, K.Acheremu, K.Carey, E.E.[Effect of sources of sweetpotato planting material for quality vine and root yield]Effect of sources of sweetpotato planting material for quality vine and root yield

Uni-modal rainfall pattern has long dry spell wherein sweetpotato is scarce, expensive but cheap at harvest. The crop is mostly consumed, processed or sold. Extending shelf-life of roots is crucial for Malawi and Northern Ghana as the crop has high value. Trials were conducted in the countries at...


Abidin, P.E.Kazembe, J.A.Atuna, R.A.Amagloh, F.K.Asare, K.Dery, E.Carey, E.E.[Sand storage, extending the shelf-life of fresh sweetpotato roots for home consumption and market sales.]Sand storage, extending the shelf-life of fresh sweetpotato roots for home consumption and market sales.
Mudege, Netsayi N.Mdege, NoritaAbidin, P.E.Bhatasara, Sandra[The role of gender norms in access to agricultural training in Chikwawa and Phalombe, Malawi.]The role of gender norms in access to agricultural training in Chikwawa and Phalombe, Malawi.

Sweet potato (Ipomoea batatas L.) was not an important crop in Ghana, Burkina Faso and Nigeria, West Africa, in the past decades. An effort has been made to reposition the sweet potato crop in West Africa. Orange-Fleshed Sweet potato (OFSP) cultivar was used as an entry point while properly desig...


Abidin, P.E.Adekambi, S.Nchor, J.Koara, I.Carey, E.E.[An orphan crop, the orange-fleshed sweet potato, in West Africa: Can we reposition it?]An orphan crop, the orange-fleshed sweet potato, in West Africa: Can we reposition it?

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