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Cassava genetic resources programme at the International Institute of Tropical Agriculture por Ng, N.Q., Asiedu, Robert, Ng, S.Y.C.

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Production and distribution of virusfree yam (Dioscorea rotundata Poir.) por Ng, S.Y.C.

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In vitro conservation and distribution of root and tuber crop germplasm por Ng, S.Y.C.

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

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Embryo culture of yam: germination and callus induction por Ng, S.Y.C., Akoroda, M.O., Ngu, M.A., Ladeinde, T.A.O.

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Tissue culture por Ng, S.Y.C.

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

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Embryo culture and somatic embryogenesis in cassava por Ng, S.Y.C.

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

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Tissue culture of root and tuber crops at IITA por Ng, S.Y.C.

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Effect of African cassava mosaic disease on growth and yield components of virustested cassava genotypes derived from meristem culture in early and late planting periods in three a... por Akano, A.O., Atiri, G., Ng, S.Y.C., Asiedu, Robert

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Genotypic and tissue differences in biosynthetic activity for linamarin production in cassava por Chukwumah, Y., Ng, S.Y.C., Bokanga, M.

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Germplasm conservation in food yams (Dioscorea spp.): constraints, application and future prospects por Ng, S.Y.C., Ng, N.Q.

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Cassava and yam genetic resources conservation and use in Africa: an overview from IITA por Ng, N.Q., Asiedu, Robert, Dixon, A., Ng, S.Y.C., Abaka-Whyte, J., Mahungu, N.

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Yams por Asiedu, Robert, Wanyera, N., Ng, S.Y.C., Ng, N.Q.

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Responses of cassava to polyethylene glycol mediated osmotic stress in vitro por Ng, S.Y.C., Ekanayake, I.J.

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Cassava in vitro germplasm management at the International Institute of Tropical Agriculture por Ng, S.Y.C., Ng, N.Q.

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Effect of African cassava mosaic disease on the yield of cassava derived from cuttings from tissue culture plants in two agroecological zones of Nigeria por Akano, A.O., Asiedu, Robert, Ng, S.Y.C.

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Responses of cassava to polythelene glycol mediated osmotic stress in vitro por Ng, S.Y.C., Ekanayake, I.J.

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Cassava genetic resources and conservation por Ng, N.Q., Ng, S.Y.C., Hillocks, R.J., Thresh, J.M., Belloti, A.

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