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Production of the first transgenic cassava in Africa via direct shoot organogenesis from friable embryogenic calli and germination of maturing somatic embryos, Hankoua, B., Taylor, N., Ng, S. Y. C., Fawole, I., Puonti-Kaerlas, J., Padmanabhan, C., Yadav, J. S., Fauquet, C., Dixon, A. and Fondong, V. N., in: African Journal of Biotechnology, volume 5, number 19, pages 1700-1712, ISSN 1684-5315, 2006. |
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Interaction among cultural factors in microtuberization of white yam (Dioscorea rotundata), Balogun, M., Fawole, I., Ng, S. Y. C., Ng, N. Q., Shiwachi, H . and Kikuno, H ., in: Tropical Science, volume 46, number 1, pages 55-59, ISSN 0041-3291, 2006. |
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Regeneration of a wide range of African cassava genotypes via shoot organogenesis from cotyledons of maturing somatic embryos and conformity of the field-established regenerants, Hankoua, B., Ng, S. Y. C., Fawole, I., Puonti-Kaerlas, J., Pillay, M. and Dixon, A., in: Plant Cell, Tissue and Organ Culture, volume 82, number 2, pages 221-231, 2005. |
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Production of the first transgenic cassava plants in Africa: progress and challenges, Hankoua, B., Taylor, N., Ng, S. Y. C., Fawole, I., Puonti-Kaerlas, J., Fauquet, C. and Potrykus, I, in: Book of Abstracts of the 6th International Scientific Meeting of the Cassava Biotechnology Network, 8-14 March 2004, Cali, Colombia, CIAT, Cali, Colombia, 2004. |
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Comparative effects of explant source and genotype on in vitro tuberization in Dioscorea alata and D. rotundata, Balogun, M., Ng, S. Y. C., Shiwachi, H ., Ng, N. Q. and Fawole, I., in: Tropical Science, volume 44, number 4, pages 196-200, 2004. |
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A genetic linkage map of guinea yam (Dioscorea rotundata Poir.) based on AFLP markers, Mignouna, H., Mank, R., Ellis, T., Van den Bosch, N., Asiedu, R., Ng, S. Y. C. and Peleman, J., in: Theoretical and Applied Genetics, volume 105, pages 716-725, 2002. [DOI] |
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Cassava genetic resources and conservation, Ng, N. Q. and Ng, S. Y. C., pages 167-177, Wallingford, UK: CABI, 2002. |
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Postflask management of cassava and yams: IITA research guide, No. 69, Ng, S. Y. C., IITA research guide, No. 69, International Institute of Tropical Agriculture (IITA), ISBN 978-131-209-2, 2002. |
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Access to and sharing of plant biodiversity: the case of IITA in helping African nations to fight famine, Ng, N. Q., Asiedu, R., Singh, B., Menkir, A., Tenkouano, A., Asafo-Adjei, B.*, Ng, S. Y. C., Whyte, J., Badu-Apraku, B., Mahungu, N. and Ortiz, R., pages 91, 2001. |
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Tackling the cassava mosaic disease (CMD) challenge in sub-Saharan Africa: the role of host-plabt resistance and germplasm deployment, Whyte, J., Mahungu, N. and Ng, S. Y. C., 2001. |
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Regeneration and transformation of African cassava (Manihot esculenta Crantz) germplasm, Hankoua, B., Ng, S. Y. C., Puonti-Kaerlas, J., Fawole, I., Pillay, M. and Dixon, A., pages S7-13, St. Louis, Missouri, USA, 2001. |
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Cryopreservation of cassava and yam shoot tips by fast freezing, Ng, S. Y. C. and Ng, N. Q., in: Cryopreservation of tropical plant germplasm-current research progress and application. Rome, Italy: Japan International Research Center for Agricultural Sciences(JIRCAS); International Plant Genetic Resources Institute (IPGRI), pages 136-139, 2000. |
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International Institute of Tropical Agriculture, Schilder, A. M. C., Florini, D. A., Berner, D. K., Hughes, J., Ng, S. Y. C., Ng, N. Q., Thottappilly, G. and Haug, T. M., pages 65-78, APS Press, 1999. |
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Underresearched tropical food crops: cowpea, banana and plantain, and yams, Asiedu, R., Fatokun, C., Mignouna, J.*, Ng, S. Y. C. and Quin, F., pages 187-216, Springer, 1999. |
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Yam field genebank management at IITA, Ng, N. Q. and Ng, S. Y. C., pages 16-18, IPGRI, 1999. |
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Supply of pest free stock, Thottappilly, G., Ng, S. Y. C. and Winter, S., in: Abstracts of the XIVth International Plant Protection Congress (IPPC), Jerusalem, Israel, 25-30 July 1999, pages 86, 1999. |
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Yam field genebank management at IITA, Ng, S. Y. C. and Ng, N. Q., pages 124-126, IPGRI, 1999. |
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Biotechnology in germplasm management of cassava and yams: in plant conservation biotechnology, Ng, S. Y. C., Mantell, S. H. and Ng, N. Q., pages 179-209, Taylor and Francis, 1999. |
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Contributions of in-vitro biology to cassava improvement, Thro, A. M., Roca, W., Iglesias, C., Henry, G. and Ng, S. Y. C., in: African Crop Science Journal, volume 6, number 3, pages 303-315, ISSN 1021-9730, 1998. |
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Effect of topping cassava plants on the incidence of cassava mosaic geminivirus disease, Njukeng, A. P.*, Atiri, G.*, Akano, A. O., Ng, S. Y. C. and Asiedu, R., in: African Journal of Plant Protection, volume 8, pages 11-18, 1998. |
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Diagnosis of yam viruses, Hughes, J., Dongo, L. and Ng, S. Y. C., in: Tropical Agriculture, volume 75, number 1, pages 45-48, ISSN 0041-3216, 1998. |
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Performance in three agroecologies of virus-tested cassava genotypes derived from meristem culture, Akano, A. O., Ng, S. Y. C., Asiedu, R. and Atiri, G.*, in: Root crops and poverty alleviation: proceedings of the Sixth Triennial Symposium of the International Society for Tropical Root Crops�Africa Branch, 22�28 October 1995, Lilongwe, Malawi, 1998. |
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Genetic improvement, Asiedu, R., Ng, S. Y. C., Bai, K. V., Ekanayake, I. J. and Wanyera, N., pages 63-104, International Institite of Tropical Agriculture (IITA); NRCRI, 1998. |
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Application of embryo culture in germinating African cassava mosaic disease resistant gene mapping population, Akano, A. O., Ng, S. Y. C., Dixon, A. and Thottappilly, G., in: Tropical Agriculture (Trinidad), volume 75, pages 217-219, ISSN 0041-3216, 1998. |
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Influence of carbon source on in vitro tuberization and growth of white yam (Dioscorea rotundata Poir.), Ng, S. Y. C. and Mantell, S. H., in: Tropical Agriculture (Trinidad), volume 75, number 2, pages 243-247, ISSN 0041-3216, 1998. |
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Acclimatization of in vitro yam plantlets: transition from tubes to field, Ng, S. Y. C. and Asiedu, R., in: Root crops and poverty alleviation: proceedings, sixth triennial symposium of the International Society for Tropical Root Crops - Africa Branch, 22-28 October, 1995, Lilongwe, Malawi, pages 435-438, 1998. |
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Cassava, Bonierbale, M., Guevara, C., Dixon, A., Ng, N. Q., Asiedu, R. and Ng, S. Y. C., pages 1-21, chapter 1, Cambridge University Press, 1997. |
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Cassava and yam genetic resources conservation and use in Africa: an overview from IITA, Ng, N. Q., Asiedu, R., Dixon, A., Ng, S. Y. C., Abaka-Whyte, J. and Mahungu, N., in: Paper presented at the regional workshop for the conservation and utlization of cassava, sweetpotato and yam germplasm in sub-Saharan Africa, organized by CIP/IITA/IPGRI in Nairobi, 11-13 November, 1997, 1997. |
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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, Akano, A. O., Asiedu, R. and Ng, S. Y. C., volume 2, number 1-2, pages 48, 1997. |
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Effect of African cassava mosaic disease on growth and yield components of virus-tested cassava genotypes derived from meristem culture in early and late planting periods in three agroecologies of Nigeria, Akano, A. O., Atiri, G.*, Ng, S. Y. C. and Asiedu, R., in: African Journal of Root and Tuber Crops, volume 2, pages 44-48, 1997. |
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Yams, Asiedu, R., Wanyera, N., Ng, S. Y. C. and Ng, N. Q., pages 57-66, Cambridge University Press, Cambridge, UK, 1997. |
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Application of embryo culture in establishing African cassava mosaic disease resistant gene mapping population, Akano, A. O., Ng, S. Y. C., Dixon, A. and Thottappilly, G., in: Book of Abstracts: 11th Symposium of the International Society for Tropical Root Crops (ISTRC), 19-24 October, Trinidad and Tobago, 1997. |
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Genotypic and tissue differences in biosynthetic activity for linamarin production in cassava, Chukwumah, Y., Ng, S. Y. C. and Bokanga, M., in: African Journal of Root and Tuber Crops, volume 2, pages 73-76, 1997. |
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Responses of cassava to polyethylene glycol mediated osmotic stress in vitro, Ng, S. Y. C. and Ekanayake, I. J., in: African Journal of Root and Tuber Crops, volume 2, pages 228-231, 1997. |
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Cassava in vitro germplasm management at the International Institute of Tropical Agriculture, Ng, S. Y. C. and Ng, N. Q., in: African Journal of Root and Tuber Crops, volume 2, pages 232-234, 1997. |
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Influence of carbon source on in vitro tuberization and growth of white yam (Dioscorea rotundata Poir), Ng, S. Y. C. and Mantell, S. H., pages 26, International Society for Tropical Root Crops (ISTRC), 1997. |
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Germplasm conservation in food yams (Dioscorea spp.): constraints, application and future prospects, Ng, S. Y. C. and Ng, N. Q., volume 1, pages 257-286, Science Publishers, 1997. |
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Screening cassava (Manihot esculenta crantz) for polyethelene glycol mediated osmotic stress in vitro, Ng, S. Y. C. and Ekanayake, I. J., in: Journal of Root Crops, volume 23, number 1, pages 15-18, ISSN 0378-2409, 1997. |
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Responses of cassava to polythelene glycol mediated osmotic stress in vitro, Ng, S. Y. C. and Ekanayake, I. J., pages 88, 1996. |
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Screening cassava (Manihot esculenta Crantz) for polythelene glycol mediated osmotic stress in vitro, Ng, S. Y. C. and Ekanayake, I. J., 1996. |
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Polyploid breeding of cassava, Hahn, S. K., Bai, K. V., Chukwuma, E., Asiedu, R., Dixon, A. and Ng, S. Y. C., in: Acta Horticulturae, volume 380, pages 102-109, ISSN 0567-7572, 1994. |
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Cassava genetic resources programme at the International Institute of Tropical Agriculture, Ng, N. Q., Asiedu, R. and Ng, S. Y. C., in: Report of the First Meeting of the International Network for Cassava Genetic Resources, CIAT, Cali, Colombia, 19-23 August 1992, pages 71-76, International Plant Genetic Resources Institute (IPGRI), 1994. |
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Approaches for yam germplasm conservation, Ng, N. Q. and Ng, S. Y. C., in: In: Food crops for food security in Africa: proceedings of the Fifth Triennial Symposium of the International Society for Tropical Root Crops-African Branch, 22-28 November 1992, Kampala, Uganda, pages 135-140, ISBN: 978-2079-00-2; ISTRC-AB; CTA; International Institute of Tropical Agriculture (IITA), 1994. |
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Production and distribution of virus-free yam (Dioscorea rotundata Poir.), Ng, S. Y. C., in: Tropical root crops in a developing economy: proceedings of the 9th Symposium of the International Society for Tropical Rooy Crops, 20-26 October 1991, Accra, Ghana, pages 324-328, ISTRC; Government of Ghana; International Institute of Tropical Agriculture (IITA), 1994. |
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Embryo culture of yam: germination and callus induction, Ng, S. Y. C., Ngu, M. A. and Ladeinde, T. A. O.*, in: Root crops for food security in Africa: proccedings of the Fifth Triennial Symposium of the International Society for Tropical Root Crops-Africa Branch, 22-28 November 1992, Kampala, Uganda, pages 141-144, ISTRC-AB; CTA; International Institute of Tropical Agriculture (IITA), 1994. |
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Analysis of the need for biotechnology research on cassava, yam, and plantain, Asiedu, R., Ng, S. Y. C., Vuylsteke, D., Terauchi, R. and Hahn, S. K., pages 27-32, CTA; International Institute of Tropical Agriculture (IITA), 1992. |
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Tissue culture of root and tuber crops at IITA, Ng, S. Y. C., pages 135-141, CTA; International Institute of Tropical Agriculture (IITA), 1992. |
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Tissue culture in disease elimination and micropropagation, Ng, S. Y. C., pages 171-182, CTA; International Institute of Tropical Agriculture (IITA), 1992. |
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Embryo culture and somatic embryogenesis in cassava, Ng, S. Y. C., pages 129-131, ISTRC-AB; International Institute Of Tropical Agriculture (IITA), 1992. |
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Micropropagation of white yam (Dioscorea rotundata Poir.), Ng, S. Y. C., pages 135-159, Springer-Verlag, 1992. |
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Quarantine aspects of the international transfer of genetic resources from the International Institute of Tropical Agriculture, Rossel, H. W., Thottappilly, G., Ng, S. Y. C. and Hartman, G., pages 259-269, IBPGR; UNEP; International Institute of Tropical Agriculture (IITA); CNR, 1991. |
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In vitro conservation and distribution of root and tuber crop germplasm, Ng, S. Y. C., pages 95-106, International Institute of Tropical Agriculture (IITA); IBPGR; UNEP; CNR, 1991. |
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Reduced growth storage of germplasm, Ng, S. Y. C. and Ng, N. Q., pages 11-39, Chapman and Hall, 1991. |
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Tissue culture, Ng, S. Y. C., pages 41-51, International Institute of Tropical Agriculture (IITA), 1990. |
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The role of tissue culture in the establishment of disease-free germplasm for international distribution, Ng, S. Y. C., Rossel, H. W. and Thottappilly, G., pages 73-77, International Institute of Tropical Agriculture (IITA), 1990. |
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In vitro tuberization in white yam (Dioscorea rotundata Poir), Ng, S. Y. C., in: Plant Cell, Tissue and Organ Culture, volume 14, pages 121-128, 1988. |
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Techniques ameliorees de production de semenceaux d'igname, Otoo, J., Osiru, D.*, Ng, S. Y. C. and Hahn, S. K., in: IITA, Ibadan, pages -57 p., 1987. |
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Rapid multiplication techniques for root crops, Otoo, J. and Ng, S. Y. C., 1984. |
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The application of tissue culture technique in tuber crops at IITA, Ng, S. Y. C., IRRI, 1984. |
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Sweet potato improvement at IITA, Hahn, S. K., Caveness, F. E., Alvarez, M. N. and Ng, S. Y. C., 1983. |
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The application of plant tissue culture for the distribution and conservation of cassava and sweet potato, Ng, S. Y. C., in: Paper presented at the Symposium on tissue culture of Economically Important Plant, 28 August-2 September 1983, University of Nigeria, 1983. |
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Special techniques assist in quality seed production of sweet potato, yam and cocoyam, Ng, S. Y. C., in: Paper presented at the Global Workshop on Root and Tuber Crops Propagation, 12-16 September 1983, CIAT, Cali, Colombia, 1983. |
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Tissue culture of cocoyams, Ng, S. Y. C., in: Paper presented at the symposium on Tissue Culture of Economically Important plant, 28 August -2 September 1983, University of Nigeria Nsukka , Nigeria, 1983. |
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Rice species in Africa and the germplasm collection, preservation, evaluation and documentation programme of IITA, Ng, S. Y. C., in: Paper presented during IDESSA/IRRI/IRAT upland rice monitoring tour, 29 September 1982, 1982. |
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Tissue culture and rapid multiplication: and/or resistant cassava clones, Ng, S. Y. C., in: Paper presented at International Workshop on biological Control and Host Plant Resistance to Control Cassava Mealbug and the Green Spider Mite in Africa, 6-10 December 1982, 1982. |
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Tissue culture of root and tuber crops at the International Institute of Tropical Agriculture, Ng, S. Y. C. and Hahn, S. K., in: Paper presented at West African Regional Root Crop Workshop 27 June-2 July 1982, 1982. |
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