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Spiralling whitefly, Aleurodicus dispersus in Nigeria by Akinlosotu, T.A., Jackai, L.E.N., Ntonifor, N., Hassan, A., Agyakwa, C.W., Odebiyi, J., Akingbohungbe, A.E., Rossel, H.W.

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Quarantine aspects of the international transfer of genetic resources from the International Institute of Tropical Agriculture by Rossel, H.W., Thottappilly, G., Ng, S.Y.C., Hartman, G.

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Approaches to germplasm health at the International Institute of Tropical Agriculture (IITA), in Nigeria by Rossel, H.W., Cardwell, K.

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Resistance of cassava to African cassava mosaic virus: what really pertains by Rossel, H.W., Asiedu, Robert, Dixon, A.

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Screening germplasm of Vigna vexillata for resistance to cowpea mottle virus by Thottappilly, G., Ng, N.Q., Rossel, H.W.

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Quantification of resistance to African cassava mosaic virus (ACMV) in IITA improved mosaic resistance cassava breeding materials by Rossel, H.W., Changa, C.M., Atiri, G.

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Vectors of virus and mycoplasma diseases: an overview by Thottappilly, G., Rossel, H.W., Reddy, D.V.R., Morales, F.J., Green, S.K., Makkouk, K.M.

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The role of tissue culture in the establishment of disease free germplasm for international distribution by Ng, S.Y.C., Rossel, H.W., Thottappilly, G.

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Tissue culture in disease elimination and micropropagation by Ng, S.Y.C., Thottappilly, G., Rossel, H.W.

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

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Cowpea mottle virus: field resistance and seed transmission in virus tolerant cowpea by Allen, D.J., Thottappilly, G., Rossel, H.W.

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

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Reaction of cowpea (Vigna unguiculata L. Walp.) to six isolates of blackeye cowpea mosaic virus (BlCMV) and cowpea aphidborne mosaic virus (CAMV), two potyviruses infecting cowpea... by Gumedzoe, M.Y.D., Rossel, H.W., Thottappilly, G., Asselin, A., Huguenot, C.

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

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

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Complex virus diseases of sweet potato by Rossel, H.W., Thottappilly, G.

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