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This flyer is a brief description of a study undertaken to better understand whether fresh root storage might offer opportunities with the Kenyan OFSP supply chain. 59 stakeholder and focus group interviews were undertaken across eight focal counties in Kenya to understand existing sweetpotato va...


Stathers, T.Tedesco, I.[Does it Make Sense to Store Fresh Roots?]Does it Make Sense to Store Fresh Roots?

In 2010, a project called Marando Bora was started in the Lake Zone of Tanzania to test whether virus-free sweetpotato planting material could be distributed large-scale to farmers. Two local Tanzanian sweetpotato varieties Polista and Ukerewe; two Ugandan varieties Ejumula and Kabode, and one Am...


Luambano, N.Gibson, R.[Outcomes of a virus degeneration study in sweetpotato in the Lake zone of Tanzania]Outcomes of a virus degeneration study in sweetpotato in the Lake zone of Tanzania

Tjintokohadi, K.Triono Syahputra, A.Kossay, L.HendarKoswara, E.Jusuf, M.[Problem of reduction sweetpotato production in Indonesia.]Problem of reduction sweetpotato production in Indonesia.

Sweetpotato (Ipomoea batatas) is one of the most important food crops in tropical and subtropical countries. In Sub-Saharan Africa, sweetpotato is mainly produced for consumption and as a source of income by resource-poor farmers. However, their production is limited by severe damage caused by pe...


Manrique Trujillo, S.Wamalwa, N.L.Díaz, D.Reano, R.Tovar, J.C.Prentice, K.Ormachea, M.Kreuze, J.F.Machuka, J.Ghislain, M.[Enhancing resistance against African weevils through development of transgenic sweetpotato cultivars (Ipomoea batatas (L.) Lam.) expressing cry7Aa1, cry3Ca1 and ET33-34 genes.]Enhancing resistance against African weevils through development of transgenic sweetpotato cultivars (Ipomoea batatas (L.) Lam.) expressing cry7Aa1, cry3Ca1 and ET33-34 genes.

McEwan, M.Mayanja, S.[Upscaling the orange-fleshed sweetpotato in East and Central Africa.]Upscaling the orange-fleshed sweetpotato in East and Central Africa.

Mayanja, S.Akello, B.Horton, D.Kisauzi, D.Magala, D.[Value-chain development in Uganda: lessons learnt from the Participatory Market Chain Approach (PMCA).]Value-chain development in Uganda: lessons learnt from the Participatory Market Chain Approach (PMCA).

Traditionally, sweetpotato breeding programs have taken a long time, 7 to 8 years, to produce a new variety. Moreover, as of 2008, most countries in Africa had no real breeding program and relied on testing materials developed elsewhere. This flyer explains the work done by 13 active breeding pro...


Mwanga, R.O.M.Andrade, M.I.Carey, T.Gruneberg, W.J.[Breeding in Africa for Africa]Breeding in Africa for Africa

Sweetpotato is a major staple and co-staple root crop for millions of the rural people in Africa. Recently, it has been demonstrated to be of human health importance by combating vitamin A deficiency. This paper is a summary review of recent findings on the orange-fleshed sweetpotato (OFSP) farme...


Tumwegamire, SilverRubaihayo, P.R.Bonte, D.R. laGruneberg, W.J.Kapinga, R.Mwanga, R.O.M.[Dry and starchy orange-fleshed sweetpotato farmer varieties: Implications for fighting vitamin A defiency in East and Central Africa.]Dry and starchy orange-fleshed sweetpotato farmer varieties: Implications for fighting vitamin A defiency in East and Central Africa.

Kapinga, R.Tumwegamire, SilverNdunguru, J.Andrade, M.I.Agili, S.Mwanga, R.O.M.Laurie, S.Dapaah, H.[Catalogue of orange-fleshed sweetpotato varieties for Sub-Saharan Africa.]Catalogue of orange-fleshed sweetpotato varieties for Sub-Saharan Africa.

This flyer is a summary of the objectives, achievements, lessons learnt and future plans of a four year project that aimed to improve vitamin A and energy intake for at least 15,000 rural households growing and consuming OFSP, of which 75% should be women with children under 5 years of age. Suppo...


Chipungu, F.P.[Integrating orange-fleshed sweetpotato in Zambia (Oct 2011- Sept 2015).]Integrating orange-fleshed sweetpotato in Zambia (Oct 2011- Sept 2015).

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