A survey in Senegal and Guinea Conakry established the presence and incidence of cassava mosaic virus disease (CMD) in both countries. CMD occurred in all the fields surveyed, although its incidence was higher in Senegal (83%) than in Guinea (64%). Populations of the whitefly vector, Bemisia taba...
Okao‐Okuja, G.
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Legg, J.P.
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Traoré, L.
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Jorge, M.A.B.
,
[Viruses associated with cassava mosaic disease in Senegal and Guinea Conakry]
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Viruses associated with cassava mosaic disease in Senegal and Guinea Conakry
Several begomovirus species and strains causing cassava mosaic disease (CMD) have been reported from cassava in Africa. A diagnostic survey was made in the four agroecological zones of Guinea to determine the status of CMD and cassava begomoviruses and to ascertain if the virulent Ugandan variant...
Bah, E.S.
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Bamkefa, B.A.
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Winter, S.
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Dixon, Alfred G.O.
,
[Distribution and current status of cassava mosaic disease and begomoviruses in Guinea]
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Distribution and current status of cassava mosaic disease and begomoviruses in Guinea
A survey was carried out of 86 cassava fields in the lowland savanna; humid forest, mid-altitude savanna, and lowland humid savanna agroecological zones of Guinea. Each field was assessed for the incidence and severity of cassava bacterial blight (CBB), cassava anthracnose disease (CAD), Cercospo...
Bamkefa, B.A.
,
Bah, E.S.
,
Dixon, Alfred G.O.
,
[Survey of the current distribution and status of bacterial blight and fungal diseases of cassava in Guinea]
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Survey of the current distribution and status of bacterial blight and fungal diseases of cassava in Guinea
Cross sectional surveys (2002-2004) achieved in 89 villages, carried on 5474 cattle and 1908 tse tse flies (G. palpalis: 53%; G. tachinoides: 45% and G. morsitans: 2%) have been captured. Following these investigations, several suspected villages have been chosen for longitudinal surveys in order...
Talaki, E.
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Sidibe, I.
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Diall, O.
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Grace, Delia
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Barry, A.M.
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Djiteye, A.
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Bocoum, Z.
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Clausen, P.H.
,
Randolph, Thomas F.
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Affognon, Hippolyte D.
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Hendrickx, G.
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Pangui, L.J.
,
Belem, A.M.G.
,
[Répartition spatiale des trypanosomoses animales en relation avec la chimiorésistance dans la zone cotonnière de l’Afrique de l’Ouest (Mali et Guinée)]
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Répartition spatiale des trypanosomoses animales en relation avec la chimiorésistance dans la zone cotonnière de l’Afrique de l’Ouest (Mali et Guinée)