Cassava is an important food staple in the coastal provinces of east and southern Africa. However, its production is adversely affected by cassava brown streak virus disease (CBSD). CBSD first reported from Amani, Tanzania in 1936, is now considered to be one of the major biotic constraints to ca...
Kanju, E.
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Mahungu, N.M.
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Whyte, J.
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Dixon, A.
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[Association between zigzag stem habit and resistance/tolerance to cassava brown streak virus disease]
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Association between zigzag stem habit and resistance/tolerance to cassava brown streak virus disease
Cassava Brown Streak Disease (CBSD) is a very serious disease in many cassava growing areas of the Eastern zone of Tanzania. It is mainly confined to the lower elevations, mainly along the coast yield losses of up to 74% occur as a result of CBSD infection in some part of the Eastern zone. In the...
Muhanna, M.
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Raya, M.
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Hillrocks, R.J.
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Kanju, E.
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Kiozya, H.
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[On farm performance and farmers evaluation of cassava brown streak tolerant variety Kiroba in the Eastern zone of Tanzania]
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On farm performance and farmers evaluation of cassava brown streak tolerant variety Kiroba in the Eastern zone of Tanzania
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.
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Mkamilo, G.S.
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Mtunda, K.
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Kulembeka, H.P.
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Masumba, E.
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Marandu, E.
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Kanju, E.
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Ferguson, M.
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Ospina, C.
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Marin, E.J.
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Santos, L.G.
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Barrera, E.
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Morante, N.
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Ceballos, H.
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Jarvis, A.
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Tohme, Joseph M.
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Fregene, Martin A.
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[Application of molecular marker-assisted selection in breeding for improved farmer/market preferred cassava varieties in Tanzania]
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Application of molecular marker-assisted selection in breeding for improved farmer/market preferred cassava varieties in Tanzania
In sub-Saharan Africa region, most sweetpotato are produced from diverse landraces that have constant turnover. The preference for high dry matter is between 28 to 35%. CIP breeding strategy for the past 15 years has been to collect, characterize, and conserve farmers' varieties; evaluate and dis...
Kapinga, R.
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Zhang, D.
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Lemaga, B.
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Andrade, M.I.
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Mwanga, R.O.M.
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Laurie, S.
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Ndoho, P.
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Kanju, E.
,
[Sweetpotato crop improvement in sub-Saharan Africa and future challenges]
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Sweetpotato crop improvement in sub-Saharan Africa and future challenges
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.
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Kulembeka, H.P.
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Kanju, E.
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Chirimi, B.
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Amour, R.
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[The role of community based organisations' NGOs and farmers in technology transfer]
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The role of community based organisations' NGOs and farmers in technology transfer