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Eight viruses are reported from cowpeas in Africa. Cowpea viruses are described from lowland, humid and sub-humid West Africa, as well as from mid-altitude ecological zones mainly found in eastern and southern Africa. Wherever facilities are limited and detailed characterization is not possible, ...


Thottappilly, G.Rossel, H.W.[Virus diseases of cowpea in Africa: IITA Research Guide, No. 53]Virus diseases of cowpea in Africa: IITA Research Guide, No. 53

Both components of the virus complex that causes the sweet potato virus disease (SPVD) in Nigeria can individually be transmitted by their respective vectors from diseased sweet potato to healthy sweet potato and to the test plant, Ipomoea setosa. But in isolation, neither the aphid nor the white...


Rossel, H.W.Thottappilly, G.[Complex virus diseases of sweet potato]Complex virus diseases of sweet potato
Dahal, G.Pasberg-Gauhl, C.Gauhl, F.Thottappilly, G.Hughes, J.[Intraplant variation in sympton expression and distribution of banana streak badnavirus in naturallyinfected plantain and banana ( Musa spp.)]Intraplant variation in sympton expression and distribution of banana streak badnavirus in naturallyinfected plantain and banana ( Musa spp.)
Dahal, G.Hughes, J.Thottappilly, G.Lockhart, B.[Effect of temperature on sympton expression and detection of banana streak badnavirus in plantains and bananas]Effect of temperature on sympton expression and detection of banana streak badnavirus in plantains and bananas
Dahal, G.Hughes, J.Gauhl, F.Pasberg-Gauhl, C.Thottappilly, G.Tenkouano, A.Vuylsteke, D.R.Lockhart, B.[Evaluation of micropropagated plantain and banana hybrids for banana streak badnavirus incidence in Nigeria]Evaluation of micropropagated plantain and banana hybrids for banana streak badnavirus incidence in Nigeria
Thottappilly, G.Dahal, G.Harper, G.Hull, R.Lockhart, B.[Banana streak badnavirus: development of diagnostics by ELISA and PCR]Banana streak badnavirus: development of diagnostics by ELISA and PCR

Seven viruses are known on maize in tropical Africa, however, information is still scanty. MSV is widely distributed in sub-Saharan Africa; other viruses are less widely spread or only of local importance. Information on viruses and virus diseases is useful to plant breeders in setting priorities...


Thottappilly, G.Rossel, H.W.Bosque Pérez, N.A.[Viruses and virus diseases of maize in tropical Africa]Viruses and virus diseases of maize in tropical Africa

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