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Cassava mosaic disease and cassava brown streak disease are caused by viruses transmitted by Bemisia tabaci and affect approximately half of all cassava plants in Africa, resulting in annual production losses of more than $US 1 billion. A historical and current bias towards virus rather than vect...


Legg, J.P.Shirima, R.R.Tajebe, L.Guastella, D.Boniface, S.Jeremiah, S.Nsami, E.Chikoti, Patrick ChizaRapisarda, C.[Biology and management of Bemisia whitefly vectors of cassava virus pandemics in Africa]Biology and management of Bemisia whitefly vectors of cassava virus pandemics in Africa

Two Asian whiteflies, Aleurotrachelus tuberculatus Singh 1933 and Aleuroclava psidii (Singh 1931), are recorded for the first time in Africa. Both species were found on Psidium guajava L. (Myrtaceae) in the Coast and Dar es Salaam regions of Tanzania. It is not possible to determine when these sp...


Guastella, D.Tajebe, L.Evans, G.Fovo, F.Rapisarda, C.Legg, J.P.[First record of Aleuroclava psidii (Singh) and Aleurotrachelus tuberculatus Singh (Hemiptera: Aleyrodidae) in East Africa]First record of Aleuroclava psidii (Singh) and Aleurotrachelus tuberculatus Singh (Hemiptera: Aleyrodidae) in East Africa

Bemisia tabaci (Gennadius) (Homoptera: Aleyrodidae), one of the most economically important agricultural pests worldwide, is the vector of cassava mosaic geminiviruses that cause cassava mosaic disease (CMD). In East and Central Africa, a severe CMD pandemic that spread from Uganda in the late 19...


Tajebe, L.Boni, S.B.Guastella, D.Cavalieri, V.Lund, O.Rugumamu, C.P.Rapisarda, C.Legg, J.P.[Abundance, diversity and geographic distribution of cassava mosaic disease pandemic-associated Bemisia tabaci in Tanzania]Abundance, diversity and geographic distribution of cassava mosaic disease pandemic-associated Bemisia tabaci in Tanzania

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