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Here, we report a method to clean cassava plants from viral infections that cause cassava mosaic and brown streak diseases in Africa. Infected plants of resistant or tolerant varieties from Malawi, Mozambique, Kenya, Tanzania and Uganda were cleaned in the UK using a combination of tissue culture...


Maruthi, M.N.Whitfield, E.C.Otti, G.Tumwegamire, SilverKanju, E.Legg, J.P.Mkamilo, G.Kawuki, R.Benesi, I.Zacarias, A.Munga, T.Mwatuni, F.Mbugua, E.[A method for generating virus-free cassava plants to combat viral disease epidemics in Africa]A method for generating virus-free cassava plants to combat viral disease epidemics in Africa

Tumwegamire, SilverKanju, E.Legg, J.P.Shirima, R.Kombo, S.Mkamilo, G.S.Mtunda, K.Sichalwe, K.Kulembeka, H.P.Ndyetabura, I.Saleh, H.Kawuki, R.Alicai, TitusAdiga, G.Benesi, I.Mhone, A.Zacarias, A.Matsimbe, S.F.Munga, T.Ateka, E.Navangi, L.Maruthi, M.N.Mwatuni, F.Ngundo, G.Mwangangi, M.Mbugua, E.Ndunguru, J.Rajabu, C.Mark, D.[Exchanging and managing in-vitro elite germplasm to combat cassava brown streak disease (CBSD) and cassava mosaic disease (CMD) in Eastern and Southern Africa]Exchanging and managing in-vitro elite germplasm to combat cassava brown streak disease (CBSD) and cassava mosaic disease (CMD) in Eastern and Southern Africa

Cassava is an important staple food in subtropical regions; however, its production is adversely affected by cassava brown streak disease and poor soil fertility. Five improved and two local cassava varieties were evaluated for three seasons across two sites in Kizimbani, Zanzibar. Highly signifi...


Kanju, E.Uzokwe, V.N.E.Saleh, H.Mohamed, S.Masumba, E.Tumwegamire, SilverMtunda, K.[Performance of cassava brown streak disease-tolerant varieties in Zanzibar, Tanzania]Performance of cassava brown streak disease-tolerant varieties in Zanzibar, Tanzania

Cassava 'brown streak' disease (CBSD) is an economically important constraint in important cassava-growing areas of East, Central and Southern Africa. In addition to causing a dry necrotic rot in the tuberous roots of infected plants, which can render them inedible, CBSD depresses yields through ...


Legg, J.P.Kumar, P.L.Kanju, E.[Cassava brown streak]Cassava brown streak

Cassava (Manihot esculenta Crantz) and the viruses that infect it, notably cassava mosaic virus and cassava brown streak viruses, have a unique history of co-evolution and co-existence. While cassava originated in South America, both viruses and the diseases they cause have largely been limited t...


Kawuki, Robert S.Adiga, G.Orone, J.Alicai, TitusEdimu, M.Omara, T.Pariyo, A.Esuma, W.Omongo, C.Bua, A.Kanju, E.Baguma, Yona K.[Limits of phytosanitation and host plant resistance towards the control of cassava viruses in Uganda]Limits of phytosanitation and host plant resistance towards the control of cassava viruses in Uganda

Tanzania is the fifth largest producer of cassava in Africa, the eighth largest producer in the world with an estimated average yields of about 10.4 t/ha, which is far below the potential yield of the crop. The low yield is caused by a number of factors including susceptibility of commonly grown ...


Kullaya, A.Mkamilo, G.S.Mtunda, K.Kulembeka, H.P.Masumba, E.Marandu, E.Kanju, E.Ferguson, M.Ospina, C.Marin, E.J.Santos, L.G.Barrera, E.Morante, N.Ceballos, H.Jarvis, A.Tohme, Joseph M.Fregene, Martin A.[Application of molecular marker-assisted selection in breeding for improved farmer/market preferred cassava varieties in Tanzania]Application of molecular marker-assisted selection in breeding for improved farmer/market preferred cassava varieties in Tanzania

Cassava (Manihot esculenta Crantz) and sweetpotato (Ipomoea batatas) are key food crops in Tanzania in general and in the lake zone in particular. Cassava and sweetpotato are household food security crops in addition to being a source of household income. Availability of the new improved varietie...


Jeremiah, S.C.Kulembeka, H.P.Kanju, E.Chirimi, B.Amour, R.[The role of community based organisations' NGOs and farmers in technology transfer]The role of community based organisations' NGOs and farmers in technology transfer

Cassava brown streak disease (CBSD) has emerged as the most important viral disease of cassava (Manihot esculenta) in Africa and is a major threat to food security. CBSD is caused by two distinct species of ipomoviruses, Cassava brown streak virus and Ugandan cassava brown streak virus, belonging...


Patil, B.L.Legg, J.P.Kanju, E.Fauquet, Claude M.[Cassava brown streak disease: a threat to food security in Africa]Cassava brown streak disease: a threat to food security in Africa

Cassava brown streak disease (CBSD) remains a major threat to the livelihoods of millions of smallholders in sub-Saharan Africa. This viral disease was initially confined to the coastal lowland areas of eastern and southern Africa. More recently there has been a major new outbreak in the Great La...


Manyong, Victor M.Maeda, C.Kanju, E.Legg, J.P.[Economic damages of cassava brown streak disease in sub-Saharan Africa: a framework]Economic damages of cassava brown streak disease in sub-Saharan Africa: a framework

Cassava brown streak disease (CBSD) is an economically important virus disease causing significant losses to cassava root yield and quality in east, central and southern Africa. Breeding for resistance in cassava requires an understanding of the underlying genetic control of CBSD resistance. Sour...


Kulembeka, H.P.Ferguson, M.Herselman, L.Kanju, E.Mkamilo, G.S.Masumba, E.Fregene, Martin A.Labuschagne, M.T.[Diallel analysis of field resistance to brown streak disease in cassava (Manihot esculenta Crantz) landraces from Tanzania]Diallel analysis of field resistance to brown streak disease in cassava (Manihot esculenta Crantz) landraces from Tanzania

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