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The current status of cassava Begomoviruses, the most serious constraint to the production of cassava, a major staple food crop in sub-Saharan Africa, is reviewed in relation to their distribution, effects, etiology, and epidemiology. It is concluded that control of the diseases would continue to...


Atiri, G.I.Ogbe, F.O.Dixon, Alfred G.O.Winter, S.Ariyo, O.[Status of cassava mosaic virus diseases and cassava begomoviruses in subSaharan Africa]Status of cassava mosaic virus diseases and cassava begomoviruses in subSaharan Africa

Cassava(Manihot esculenta), a root crop originating in Tropical America, has been called Africa’s food insurance but vital as that is, it has the potential to be much more. Already, cassava provides more than half of the dietary calories for over 200 million people in sub-Saharan Africa (about ha...


Dixon, Alfred G.O.Bandyopadhyay, RanajitCoyne, D.L.Ferguson, M.Ferris, R.S.B.Hanna, R.Hughes, J.Ingelbrecht, I.Legg, J.P.Mahungu, N.M.Manyong, Victor M.Mowbray, D.Neuenschwander, P.Whyte, J.Hartmann, P.Ortiz, R.[Cassava: from poor farmers crop to pacesetter of African rural development]Cassava: from poor farmers crop to pacesetter of African rural development

Cassava (Manihot esculenta) is an allogamous, vegetatively propagated, Neotropical crop that is also widely grown in tropical Africa and Southeast Asia. To elucidate genetic diversity and differentiation in the crop's primary and secondary centers of diversity, and the forces shaping them, SSR ma...


Fregene, Martin A.Suarez, M.Mkumbira, J.Kulembeka, H.P.Ndedya, E.Kulaya, A.Mitchel, S.Gullberg, U.Rosling, H.Dixon, Alfred G.O.Dean, R.[Simple sequence repeat marker diversity in cassava landraces: genetic diversity and differentiation in an asexually propagated crop]Simple sequence repeat marker diversity in cassava landraces: genetic diversity and differentiation in an asexually propagated crop

Cassava mosaic disease (CMD) is the most-important disease of cassava (Manihot esculenta) in Africa, and is a potential threat to Latin American (LA) cassava production. Although this viral disease is still unknown in LA, its vector – the whitefly – has recently been found. The disease is best co...


Akano, A.O.Dixon, Alfred G.O.Mba, CBarrera Sabogal, EFregene, Martin A.[Genetic mapping of a dominant gene conferring resistance to cassava mosaic disease]Genetic mapping of a dominant gene conferring resistance to cassava mosaic disease

Dry yield and yield components from 6 multilocational trials of cassava genotypes conducted for 3 years in Nigeria were used to study the nature and magnitude of genotype x environment (G x E) interaction and to determine the optimum resource allocation for cassava yield trials. The effects of en...


Dixon, Alfred G.O.Nukenine, EN[Genotype x environment interaction and optimum resource allocation for yield and yield components of cassava]Genotype x environment interaction and optimum resource allocation for yield and yield components of cassava

Parkes, E.Y.Kanju, E.Ntawuruhunga, PheneasMahungu, N.M.Aina, O.O.Moshood, B.Agbona, A.Akuwa, K.C.Bello, A.A.Olaosebikan, O.Ilona, P.Dixon, Alfred G.O.Kulakow, P.A.[Mainstreaming cassava biofortification in Africa: a contribution towards reducing malnutrition and hunger]Mainstreaming cassava biofortification in Africa: a contribution towards reducing malnutrition and hunger

Cassava anthracnose disease (CAD) caused by the fungus Colletotrichum gloeosporioides f.sp. manihotis has become one of the major economic diseases of cassava in Africa. The expansion of cassava production farmlands particularly in the humid rainfall zones of West and Central Africa has led to an...


Fokunang, C.N.Dixon, Alfred G.O.Ikotun, T.Tembe-Fokunang, E.A.Akem, C.N.Asiedu, Robert[Anthracnose: an economic disease of cassava in Africa]Anthracnose: an economic disease of cassava in Africa
Abele, S.Adejobi, A.Akintola, J.O.Akinyele, I.O.Alene, Arega D.Amaza, P.S.Awotide, D.O.Bamire, A.S.Banea, M.Bashaasha, B.Bila, Y.Coulibaly, O.Demont, M.Dixon, Alfred G.O.Djade, K.Gold, C.Iheanacho, A.C.Ikpi, A.Ingelbrecht, I.Hanna, R.Hell, K.Kalyebara, R.Karugaba, A.Kiiza, B.Kwaghe, P.V.Legg, C.Manyong, Victor M.Msheliza, S.K.Muchopa, C.Nabuye, A.Nahimana, G.Nankinga, C.Neuenschwander, P.Ntawuruhunga, PheneasObiero, H.Odendo, M.Ojiako, I.O.Okech, S.Olarinde, L.O.Sanusi, I.O.Sibanda, Lindiwe MajeleSingh, B.B.Tapilda, A.Tollens, E.Tushemereirwe, W.K.Asten, Piet J.A. vanVercauteren, K.[Project C: Assessing impact, formulating policy options, and systems analysis]Project C: Assessing impact, formulating policy options, and systems analysis

Molecular-marker-aided evaluation of germplasm plays an important role indefining the genetic diversity of plant genotypes for genetic and populationimprovement studies. A collection of African cassava landraces and elite culti-vars was analysed for genetic diversity using 20 amplified fragment l...


Raji, A.A.J.Fawole, I.Gedil, M.Dixon, Alfred G.O.[Genetic differentiation analysis of African cassava (Manihot esculenta) landraces and elite germplasm using amplified fragment length polymorphism and simple sequence repeat markers]Genetic differentiation analysis of African cassava (Manihot esculenta) landraces and elite germplasm using amplified fragment length polymorphism and simple sequence repeat markers

Cassava mosaic disease (CMD) is the major production constraint oncassava (Manihot esculenta) in Angola. Previous reports derived fromsingle samples recorded the presence of African cassava mosaic virus(ACMV) and East African cassava mosaic virus (EACMV) in Angola.Regional CMD ...


Kumar, P.L.Akinbade, S.A.Dixon, Alfred G.O.Mahungu, N.M.Mutunda, M.P.Kiala, D.Legg, J.P.[First report of the occurrence of East African cassava mosaic virusUganda (EACMVUG) in Angola]First report of the occurrence of East African cassava mosaic virusUganda (EACMVUG) in Angola

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