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Book Chapter 1991

Autor: Rossel, H.W. Thottappilly, G. Ng, S.Y.C. Hartman, G.
Enlace original: https://cgspace.cgiar.org/handle/10568/101757

Investigación en Agricultura
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Rossel, H.W. ,  Thottappilly, G. ,  Ng, S.Y.C. ,  Hartman, G. ,  [Quarantine aspects of the international transfer of genetic resources from the International Institute of Tropical Agriculture] ,  Quarantine aspects of the international transfer of genetic resources from the International Institute of Tropical Agriculture
Conference Paper 1991

Autor: Rossel, H.W. Cardwell, K.
Enlace original: https://cgspace.cgiar.org/handle/10568/101758

Investigación en Agricultura
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Rossel, H.W. ,  Cardwell, K. ,  [Approaches to germplasm health at the International Institute of Tropical Agriculture (IITA), in Nigeria] ,  Approaches to germplasm health at the International Institute of Tropical Agriculture (IITA), in Nigeria
Book Chapter 1990

Autor: Thottappilly, G. Rossel, H.W. Reddy, D.V.R. Morales, F.J. Green, S.K. Makkouk, K.M.

Many virus diseases of plants and probably all diseases caused by mycoplasma-like organisms (MLOs) are transmitted by insect vectors. In this review the vector insect groups of viruses and MLOs on tropical food legumes are discussed. An overview is given quoting examples of the relations between ...

Enlace original: https://cgspace.cgiar.org/handle/10568/101814

Investigación en Agricultura
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Thottappilly, G. ,  Rossel, H.W. ,  Reddy, D.V.R. ,  Morales, F.J. ,  Green, S.K. ,  Makkouk, K.M. ,  [Vectors of virus and mycoplasma diseases: an overview] ,  Vectors of virus and mycoplasma diseases: an overview
Conference Paper 1994

Autor: Rossel, H.W. Changa, C.M. Atiri, G.
Enlace original: https://cgspace.cgiar.org/handle/10568/101788

Investigación en Agricultura
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Rossel, H.W. ,  Changa, C.M. ,  Atiri, G. ,  [Quantification of resistance to African cassava mosaic virus (ACMV) in IITA improved mosaic resistance cassava breeding materials] ,  Quantification of resistance to African cassava mosaic virus (ACMV) in IITA improved mosaic resistance cassava breeding materials
Journal Article 1991

Autor: Rossel, H.W. Asiedu, Robert Dixon, A.
Enlace original: https://cgspace.cgiar.org/handle/10568/101775

Investigación en Agricultura
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Rossel, H.W. ,  Asiedu, Robert ,  Dixon, A. ,  [Resistance of cassava to African cassava mosaic virus: what really pertains] ,  Resistance of cassava to African cassava mosaic virus: what really pertains
Journal Article 1994

Autor: Thottappilly, G. Ng, N.Q. Rossel, H.W.
Enlace original: https://cgspace.cgiar.org/handle/10568/101785

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Thottappilly, G. ,  Ng, N.Q. ,  Rossel, H.W. ,  [Screening germplasm of Vigna vexillata for resistance to cowpea mottle virus] ,  Screening germplasm of Vigna vexillata for resistance to cowpea mottle virus
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
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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
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Rossel, H.W. ,  Thottappilly, G. ,  [Complex virus diseases of sweet potato] ,  Complex virus diseases of sweet potato
Journal Article 1997

Autor: Thottappilly, G. Rossel, H.W.
Enlace original: https://cgspace.cgiar.org/handle/10568/103847

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Thottappilly, G. ,  Rossel, H.W. ,  [Identification and characterization of viruses infecting bambara groundnut ( Vigna subterranea) in Nigeria] ,  Identification and characterization of viruses infecting bambara groundnut ( Vigna subterranea) in Nigeria
Book 1998

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

Sept virus ont etil signales sur Ie ma'is en Afrique tropicale; toutefois, peu d'informations sont dis• ponibles sur ces virus. Le virus de La striure du mals est tres repandu en Afrique subsaharienne; d'autres virus Ie sont moins ou sont d'importance locale seulement. Des informations sur Les vi...

Enlace original: https://cgspace.cgiar.org/handle/10568/95890

Investigación en Agricultura
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Thottappilly, G. ,  Rossel, H.W. ,  Bosque Pérez, N.A. ,  [Les virus et les maladies virales du mais en Afrique tropicale] ,  Les virus et les maladies virales du mais en Afrique tropicale

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