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Book 1996

Autor: Thottappilly, G. Rossel, H.W.

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, ...

Enlace original: https://cgspace.cgiar.org/handle/10568/97268

Investigación en Agricultura
Enlace permanente
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
Book Chapter 1988

Autor: Rossel, H.W. Thottappilly, G.

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...

Enlace original: https://cgspace.cgiar.org/handle/10568/98074

Investigación en Agricultura
Enlace permanente
Rossel, H.W. ,  Thottappilly, G. ,  [Complex virus diseases of sweet potato] ,  Complex virus diseases of sweet potato
Book 1995

Autor: Thottappilly, G. Rossel, H.W. Bosque Pérez, N.A.

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...

Enlace original: https://cgspace.cgiar.org/handle/10568/97240

Investigación en Agricultura
Enlace permanente
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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