|
| Additive relationships and parent-offspring regression in Musa germplasm with intergeneration genome size polymorphism, Tenkouano, A., Crouch, J. H. and Ortiz, R., in: Scientia Horticulturae, volume 136, pages 69-74, ISSN 0304-4238, 2012. [DOI] |
|
|
| Host plant resistance and tolerance of Musa landraces and hybrids to nematode infestation, Dochez, C., Speijer, P., De Schutter, B., Dubois, T., Tenkouano, A., De Waele, D. and Ortiz, R., in: Journal of Agriculture and Rural Development in the Tropics and Subtropics, volume 92 (Supplement), pages 137-153, ISSN 1612-9830, 2009. |
|
|
| Cassava improvement in sub-Saharan Africa: contributions of IITA and its partners, Dixon, A., Okechukwu, R., Ssemakula, G., Hanna, R., Thresh, J. M., Hughes, J., Ingelbrecht, I., Fregene, M.*, Legg, J., Mahungu, N., Nweke, F., Ntawuruhunga, P., Fauquet, C., Manyong, V., Neuenschwander, P., Whyte, J., Wydra, K., Asiedu, R., Egesi, C. N.*, Bandyopadhyay, R., Winter, S., Tarawali, G., Bokanga, M., Ezedinma, C., Sanni, L., Ferguson, M., Ogbe, F., Akoroda, M., Maziya-Dixon, B., Ilona, P., Ekanayake, I. J., Ariyo, O., Onyeka, J.*, Otim-Nape, G.*, Dahniya, M. T., Ortiz, R., Hahn, S. K. and Hartmann, P., 2008. |
|
| Comparative study of shoot and root development in micropropagated and suckerderived banana and plantain (Musa spp.) plants, Blomme, G., Swennen, R.+, Tenkouano, A., Turyagyenda, L., Soka, G. and Ortiz, R., 2008. |
|
| CGIAR research-for-development program on mycotoxins, Ortiz, R., Ban, T., Bandyopadhyay, R., Banziger, M., Bergvinson, D., Hell, K., James, B., Jeffers, D., Kumar, P. L., Menkir, A., Murakami, J., Nigam, S., Upadhyaya, H. and Waliyar, F., pages 415-424, chapter 35, CABI Publishing, ISBN 978-1-84593-082-0, 2008. |
|
|
| Consultative Group on International Agricultural Research (CGIAR) research-for-development agenda on mycotoxins for enhanced food safety and trade, Bandyopadhyay, R., Menkir, A., Asaad, S., Ban, T., Bergvinson, D., Jeffers, D., Murakami, J., Ortiz, R., Hell, K., James, B., Kumar, P. L., Nigam, S., Upadhyaya, H. and Waliyar, F., in: Proceedings of XVI International Plant Protection Congress, 15-18 October, Glasgow, UK, pages 368-369, BCPC, 2007. |
|
| Development of a West African yam Dioscorea spp. core collection, Mahalakshmi, V., Atalobhor, J., Ogunsola, D., Lawson, M. and Ortiz, R., in: Genetic Resources and Crop Evolution, volume 54, number 8, pages 1817-1825, 2007. |
|
|
| New sources of resistance to Radopholus similis in Musa germplasm from Asia, Dochez, C., Dusabe, J., Whyte, J., Tenkouano, A., Ortiz, R. and De Waele, D., in: Australasian Plant Pathology, volume 35, pages 481-485, 2006. |
|
| Breeding vegetatively propagated crops, Ortiz, R., Dochez, C., Asiedu, R. and Moonan, F., pages 251-268, Blackwell Publishing, 2006. |
|
|
| Response of East African highland bananas and hybrids to Radopholus similis, Dochez, C., Whyte, J., Tenkouano, A., Ortiz, R. and De Waele, D., in: Nematology, volume 7, number 5, pages 655-666, ISSN 1388-5545, 2005. |
|
|
| Molecular characterization of genomes in Musa and its applications, Pillay, M., Tenkouano, A., Ude, G. and Ortiz, R., pages 271-286, chapter 23, Science Publishers, 2004. |
|
| Soybean production and utilization in Africa, Singh, B., Hakizimana, F., Ortiz, R. and Kueneman, E., in: The 7th World Soybean Conference Proceedings, 29 February-5 March 2004, Foz du Iguassu, Brazil, EMBRAPA, 2004. |
|
| Applied genomics in the improvement of crops grown in Africa, Crouch, J. H. and Ortiz, R., in: African Journal of Biotechnology, volume 3, number 10, pages 489-496, ISSN 1684-5315, 2004. |
|
|
| Cassava: from poor farmer's crop to pacesetter of African rural development, Dixon, A., Bandyopadhyay, R., Coyne, D., Ferguson, M., Ferris, R. S. B., Hanna, R., Hughes, J., Ingelbrecht, I., Legg, J., Mahungu, N., Manyong, V., Mowbray, D., Neuenschwander, P., Whyte, J., Hartmann, P. and Ortiz, R., in: Chronica Horticulturae, volume 43, number 4, pages 8-15, ISSN 0578-039X, 2003. |
|
| Sustainable resource management coupled to resilient germplasm to provide new intensive cereal-grain-legume-livestock systems in the dry savanna, Sanginga, N., Dashiell, K., Diels, J ., Vanlauwe, B., Lyasse, O., Carsky, R., Tarawali, S., Asafo-Adjei, B., Menkir, A., Schulz, S., Singh, B., Chikoye, D., Keatinge, D. and Ortiz, R., in: Agriculture, Ecosystems and Environment, volume 100, number 2-3, pages 305-314, ISSN 0167-8809, 2003. [DOI] |
|
| Recent progress on cowpea improvement, Singh, B., Hartmann, P., Fatokun, C., Tamo, M., Tarawali, S. and Ortiz, R., in: Chronica Horticulturae, volume 43, number 2, pages 8-12, 2003. |
|
| Diploid banana hybrids TMB2x5105-1 and TMB2x9128-3 with good combining ability, resistance to black sigatoka and nematodes, Tenkouano, A., Vuylsteke, D., Okoro, J., Makumbi, D., Swennen, R.+ and Ortiz, R., in: HortScience, volume 38, number 3, pages 468-472, ISSN 0018-5345, 2003. |
|
| Sorghum on-line crop information, Mahalakshmi, v., Reddy, B., Bandyopadhyay, R., Sharma, H., Rao, N. and Ortiz, R., pages 321-326, Iowa State University Press, 2003. |
|
| Genotype x environment interaction in multilocational testing of Musa germplasm, Pillay, M., Tenkouano, A., Hartman, J., Vuylsteke, D. and Ortiz, R., in: Paper presented at: 6th Biennial Conference of the African Crop Science Society; 12-17 October, Nairobi, Kenya, 2003. |
|
| Mycosphaerella leaf spot diseases of bananas: present status and outlook, Jacome, L., Lepoivre, P., Marin, D., Ortiz, R., Romero, R. and Escalant, J., International Network for the Improvement of Banana and Plantain (INIBAP), 2003. |
|
| Transgenic plants and environmental concerns, Sharma, H., Seetharama, N., Sharma, K. and Ortiz, R., pages 387-428, Sci-Tech, 2003. |
|
| Cybrids and tetrad sterility for developing true potato seed hybrids, Golmirzaie, A., Tenorio, J., Serquen, F. and Ortiz, R., in: Annals of Applied Biology, volume 143, number 2, pages 231-234, ISSN 0003-4746, 2003. |
|
| Development of groundnut core subset using morphological descriptors, Upadhyaya, H., Ortiz, R., Bramel, P. and Singh, S., in: Genetic Resources and Crop Evolution, volume 50, pages 139-148, 2003. |
|
| Nigeria, USAID and IITA: a joint venture in rural development to impact on livelihoods through income generation and trade, Hartmann, P., Ortiz, R. and Schoening, A., International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, 2003. |
|
| Genetic improvement for the sustainable management of resistance, Craenen, K. and Ortiz, R., pages 181-198, International Network for the Improvement of Banana and Plantain (INIBAP), 2003. |
|
| Agrobiodiversity in pest management, Lenne, J. and Ortiz, R., pages 309-320, Iowa State University, 2003. |
|
| Farmer-centred and development-oriented research in commercializing smallholder agriculture : Abstracts of Tropentang, Kormawa, P., Ortiz, R., Ezedinma, C., Adekunle, A. and Makinde, K., in: Abstracts of Tropentang; 8-10 October, University of Gottingen, Germany, 2003. |
|
| Reciprocal effects in true potato seed breeding, Golmirzaie, A. and Ortiz, R., in: Plant Breeding, volume 122, pages 372-374, 2003. |
|
| Analysis of potential duplicates in barley gene bank collections using re-sampling of microsatellite data, Lund, B., Ortiz, R., Skovgaard, I. M., Waugh, R. and Anderson, S., in: Theoretical and Applied Genetics, volume 106, pages 1129-1138, ISSN 0040-5752, 2003. [DOI] |
|
| Plant breeding successes in African rural development : I, Ortiz, R., volume 20, 2003. |
|
| Improving crops to nourish African Agricultural Technology Foundation, Ortiz, R., in: Oral presentation at the CGIAR Biofortification Challenge Program Vitamin A Maize Workshop, 4 August, International Institute of Tropical Agriculture (IITA), Ibadan, Nigeria, 2003. |
|
| Thirthy-six (36) Years of IITA: Impacts on science and livelihood, Ortiz, R., in: Business Day, 2003. |
|
| The future of IPGRI, 22 January 2003, Ortiz, R., International Plant Genetic Resources Institute (IPGRI), Maccarese, Italy, 2003. |
|
| Blending science and development in the IITA agenda for sub-saharan Africa, Ortiz, R., International Institute of Tropical Agriculture (IITA), 2003. |
|
| Looking forward at the role of the CGIAR and development agencies in rural development, Ortiz, R., in: Oral presentation at the World Bank/CGIAR Partnership Meetings, 17 June, World Bank, Washington DC, USA, 2003. |
|
| ICRISAT bridge-broker-catalyst role for building partnerships for agricultural research for development in the semi-arid tropics: a holistic approach for sorghum and millet improvement as a potential opportunity for such collaborative programs, Ortiz, R., pages 351-364, Iowa State University, 2003. |
|
| Crop technology trends and prospects targeting agricultural research for development in the semi-arid tropics of sub-Saharan Africa, Ortiz, R., 2003. |
|
| Beyond crop technology: the challenge for African rural development?, Ortiz, R. and Hartmann, P., pages 39-72, Forum for Agricultural Research in Africa (FARA), 2003. |
|
| Using genetic diversity in plant breeding: problems and prospects: Agronomy Abstracts, Ortiz, R., Madison, Wisconsin, USA, 2003. |
|
| Breeding vegetatively propagated crops, Ortiz, R., Dochez, C., Asiedu, R. and Moonan, F., in: Paper presented at: Arnel R. Hallauer Symposium on Plant Breeding; 17-22 August, Mexico, City, Mexico, 2003. |
|
| Viable options forthe management of mycotoxins in the developing world : Abstracts of the International Workshop on Mycotoxins, Ortiz, R., Bandyopadhyay, R., Hell, K., Menkir, A. and James, B., in: Paper presented at: International Workshop on Mycotoxins; 24-25 November, Donald Danforth Center, St. Louis, Missouri, USA., 2003. |
|
| Accessing genes for crop improvement to meet global challenges, Ortiz, R., in: Paper presented at: 19th International Congress of Genetics; 6-12 July, Melbourne, Australia, 2003. |
|
| Plant breeding successes in African rural development: II, Ortiz, R., in: Business Day, volume 20, pages 31, 2003. |
|
| Plant breeding successes in African rural development, Ortiz, R., in: Plant Breeding News, volume 137, pages 3, 2003. |
|
| An international public partnership for genetic enhancement of cowpea using a holistic approach to biotechnology, Ortiz, R., in: Genomic/Proteomic Technology, volume 3, pages 45-47, 2003. |
|
| Analytical breeding, Ortiz, R., in: Acta Horticulturae, volume 622, pages 235-247, 2003. |
|
| New science to improve the food crops of the African poor, Ortiz, R., in: American Biotechnology Laboratory, volume 21, number 4, pages 32-34, 2003. |
|
| Genetic parameters for agronomic characteristics: 1: early and intermediate breeding populations of true potato seed, Ortiz, R. and Golmirzaie, A., in: Hereditas, volume 139, pages 212-216, 2003. |
|
| Genetic parameters for agronomic characteristics: II: intermediate and advanced stages in a true potato seed breeding population, Ortiz, R. and Golmirzaie, A., in: Hereditas, volume 139, pages 217-222, 2003. |
|
| Breeding gains and changes in morphotypes of Nordic spring wheat (1901-1993) under contrasting environments, Ortiz, R., Lund, B. and Anderson, S., in: Genetic Resources and Crop Evolution, volume 50, pages 455-459, 2003. |
|
| CGIAR-Future Harvest Musa program for Africa, Ortiz, R., Frison, E. and Sharrock, S., in: Chronica Horticulturae, volume 42, number 4, pages 18-24, 2003. |
|
|
| Sorghum on line crop information, Mahalakshmi, V., Reddy, B., Bandyopadhyay, R., Sharma, H., Rao, N. and Ortiz, R., pages 321-326, Ames, USA: Iowa State University Press, 2002. |
|
| Analysis of the genotype-by-environment interaction of spring barley tested in the Nordic Region of Europe: relationships among stability statistics for grain yield, Nurminiemi, M., Madsen, S., Rognli, O., Bjørnstad, Å. and Ortiz, R., in: Euphytica, volume 127, number 1, pages 123-132, ISSN 0014-2336, 2002. |
|
| Development of genomic sequence derived simple sequence repeats markers by data-mining of public domain databases using bioinformatics tools, Mahalakshmi, V., Aparana, P., Ramadevi, S. and Ortiz, R., in: Proceedings, Canada, 2002. |
|
| Optimal sampling strategy and core collection size of Andean tetraploid potato based on isozyme data: a simulation study, Chandra, Z., Huamán, S., Hari, K. and Ortiz, R., in: Theoretical and Applied Genetics, volume 104, pages 1325-1334, 2002. |
|
| Genomic sequence derived simple sequence repeat markers: case study with Medicago spp, Mahalakshmi, V., Aparana, P., Ramadevi, S. and Ortiz, R., in: Electronic Journal of Biotechnology, volume 5, number 3, pages 233-242, ISSN 0717-3458, 2002. |
|
| Diversity changes in an intensively bred wheat germplasm during the 20th Century, Christiansen, M., Anderson, S. and Ortiz, R., in: Molecular Breeding, volume 9, pages 1-11, 2002. |
|
| Development and deployment of transgenic plants: biosafety considerations, Sharma, H., Seetharama, N. and Ortiz, R., in: In Vitro Plant Cell and Development Biology, volume 23, pages 11-35, 2002. |
|
| Developing a mini core of peanut for utilization of genetic resources, Upadhyaya, H., Bramel, P., Ortiz, R. and Singh, S., in: Crop Science, volume 42, pages 2150-2156, ISSN 0011-183X, 2002. |
|
| Geographical patterns of diversity for morphological and agronomic traits in the groundnut germplasm collection, Upadhyaya, H., Bramel, P., Ortiz, R. and Singh, S., in: Euphytica, volume 128, pages 191-204, 2002. |
|
| Host plant resistance to insects: an eco-friendly approach for pest management and environment conservation, Sharma, H. and Ortiz, R., in: Journal of Environment Biology, volume 23, number 2, pages 111-135, ISSN 0254-8704, 2002. |
|
| Future Harvest Programme on Musa in Africa, Frison, E. and Ortiz, R., INIBAP and PROMUSA Support Group Meeting, 31 October, 2002. |
|
| The use of agrobiotechnology in developing country agriculture: promise or peril. Life Science Technology, Douthwaite, B. and Ortiz, R., 2002. |
|
| Genetic improvement for a sustainable management of the resistance, Craenen, K. and Ortiz, R., in: Proceedings, Costa Rica, 2002. |
|
| Host plant resistance to insects: an ecofriendly approach for pest management and environment conservation, Sharma, H. and Ortiz, R., 2002. |
|
| Phenotypic and genetic correlations in Musa populations in Nigeria, Tenkouano, A., Ortiz, R. and Baiyeri, K., in: African Crop Science Journal, volume 10, number 2, pages 121-132, ISSN 1021-9730, 2002. |
|
| Phenotypic diversity for morphological and productivity traits in chickpea core collection, Upadhyaya, H., Ortiz, R., Bramel, P. and Singh, S., in: Euphytica, volume 123, pages 333-342, 2002. |
|
| Research-for-development: from basics to end-user-driven approaches for driving out poverty and nourishing Africa, Ortiz, R., in: Business Day, 2002. |
|
| Agrobiotechnology for improving agriculture in sub-Saharan Africa. The perspectives from developing countries and partners: towards a global strategy in plant biotechnology for food security and poverty alleviation, Ortiz, R. and Ingelbrecht, I., FAO-ABSP-MSU Technical Expert Consultation on Biotechnology: ASA-CSSA-SSSA, 12 Nov, 2002. |
|
| Germplasm enhancement to sustain genetic gains in crop improvement, Ortiz, R., pages 275-290, Wallingford, UK: International Plant Genetic Resources Institute (IPGRI); CABI, 2002. |
|
| ICRISAT bridge-broker-catalyst role for building partnerships for agricultural research-for development in the semi-arid tropics: a holistic approach for sorghum and millet improvement as a potential opportunity for such collaborative programs, Ortiz, R., pages 351-364, Ames, USA: Iowa State University Press, 2002. |
|
| The CGIAR, IITA and an international professional career in research-for-development. 19 March 2002, Ortiz, R., Cornell University. Institute for Genomic Diversity, 2002. |
|
| Hierarchical and factorial mating designs in quantitative genetics of tetrasomic potato, Ortiz, R. and Golmirzaie, A., in: Theoretical and Applied Genetics, volume 104, pages 675-679, 2002. |
|
| Securing the harvest: biotechnology, breeding, and seed systems for African crops, Ortiz, R., De Vries, J. and Toenniessen, G., in: Crop Science, volume 42, pages 2226-2227, ISSN 0011-183X, 2002. |
|
| Cultivar diversity in nordic spring barley breeding (1930-1991), Ortiz, R., Nurminiemi, M., Madsen, , Rognli, O. and Bjørnstad, Å., in: Euphytica, volume 123, number 1, pages 111-119, ISSN 0014-2336, 2002. |
|
| Genetic gains in nordic spring barley breeding (1930s-early 1990s), Ortiz, R., Nurminiemi, M., Madsen, S., Rognli, O. and Bjørnstad, Å., in: Euphytica, volume 126, pages 283-289, 2002. |
|
|
| 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. |
|
| How irresistible are transgenic crops in developing countries, Seetharama, N., Sharma, H., Sharma, K., Rani, T. and Ortiz, R., pages 21-23, 2001. |
|
| Decision support systems for improving the application of integrated nutrient management technologies, Singh, U., Diels, J ., Singh, B. and Ortiz, R., Vol 58, pages 305-321, Soil Science of America (SSSA), 2001. |
|
| Estimation of root development from shoot traits in plantain and banana (Musa spp.), Blomme, G., Swennen, R.+, Tenkouano, A., Ortiz, R. and Vuylsteke, D., in: InfoMusa, volume 10, number 1, pages 15-17, 2001. |
|
| Biotechnology in Agriculture: risks and opportunities for the rural poor, Sharma, H., Sharma, K., Seetharama, N. and Ortiz, R., in: Current Science, volume 80, pages 1495-1508, 2001. |
|
| Optimal sampling strategy and core collection size of Andean tetraploid potato based on isozyme data: a simulation study, Chandra, Z., Hari Krishna, S. and Ortiz, R., pages 50, 2001. |
|
| Host plant resistance to insects: measurement, mechanismsm and plant-insect-environment interactions, Sharma, H., Singh, B. and Ortiz, R., pages 133-159, New Delhi, India; New Hampshire, UK, Oxford and IBH; Science, 2001. |
|
| Analysis of a combined F1/F2 diallel cross in wheat (Triticum aestivum), Hill, J., Wagoire, W., Ortiz, R. and Stolen, O., in: Theoretical and Applied Genetics, volume 102, pages 1076-1081, 2001. |
|
| Enhancing germplasm utilization to meet specific user needs through interactive core selections, Mahalakshmi, V., Van Hintum, T. and Ortiz, R., in: Abstracts of XV EUCARPIA: plant breeding: sustaining the future, 9-14 Sept. Edinburgh, Scotland, pages 50, 2001. |
|
| Biotechnology, the gene revolution, and proprietary technology in agriculture: a strategic note for the World Bank, Dodds, J., Ortiz, R., Crouch, J. H., Mahalakshmi, V. and Sharma, K., in: IP Strategy Today, volume 2, pages 1-43, 2001. |
|
| Safeguarding the future of food security in the semi-arid tropics: the role of ICRISAT's genetic resource collection, Mohapatra, S. and Ortiz, R., in: Entwicklung und Landlicher Raum, volume 1, number 2001, pages 29-31, 2001. |
|
| Plant genomics and agriculture: from model crops to other crops, the role of data mining for gene discovery, Mahalakshmi, V. and Ortiz, R., in: Electronic Journal of Biotechnology, volume 4, number 3, ISSN 0717-3458, 2001. |
|
| Lingoberry: botany and horticulture, Hjalmarsson, I. and Ortiz, R., in: Horticultural Reviews, volume 27, pages 79-123, 2001. |
|
| Technology exchange, Douthwaite, B. and Ortiz, R., in: Electronic Journal of Biotechnology, volume 4, number 2, ISSN 0717-3458, 2001. |
|
| Strategies for utilization of genetic variation in plantain improvement, Ortiz, R., in: InfoMusa, volume 10, number 1, pages 47-48, 2001. |
|
| Assessment of phenotypic variation of winter barley in Scandinavia, Ortiz, R., Mohammed, S.*, Weibull, J., Madsen, S. and Christiansen, J., in: Acta Agriculturae Scandinavica. Section B: Soil and Plant Science, volume 51, pages 151-159, ISSN 0906-4710, 2001. |
|
| The state of use of potato genetic diversity, Ortiz, R., pages 181-200, 2001. |
|
| Additive main effect and multiplicative interaction model for diallel cross analysis, Ortiz, R., Madsen, S., Wagoire, W., Hill, J., Chandra, S. and Stolen, O., in: Theoretical and Applied Genetics, volume 102, pages 1103-1106, 2001. |
|
| Heritability of and correlations among genotype-by-environment stability statistics for grain yield in bread wheat, Ortiz, R., Wagoire, W., Hill, J., Chandra, S., Madsen, S. and Stolen, O., in: Theoretical and Applied Genetics, volume 103, pages 469-474, 2001. |
|
| Dedication: Dirk R. Vuylesteke: Musa scientist and Humanitarian, Ortiz, R., in: Plant Breeding Reviews, volume 21, pages 1-26, ISSN 0730-2207, 2001. |
|
| Allozyme polymorphism in tetraploid potato gene pools and the effect of human selection, Ortiz, R. and Huaman, Z., in: Theoretical and Applied Genetics, volume 103, pages 792-796, 2001. |
|
| Agro-biotechnology for improving agriculture in sub-Saharan Africa: rationale, philosophy and summary of ongoing research at IITA, Ortiz, R., in: Plant Breeding News, volume 130, number 2, pages 4, 2001. |
|
| Breeding of drought and water stress tolerant crops, Ortiz, R., Ekanayake, I. J., Mahalakshmi, V., Kamara, A., Menkir, A., Nigam, S., Singh, B. and Saxena, N.*, International Water Management Institute (IMWI), 2001. |
|
| Development of drought resistant and water stress tolerant crops through traditional breeding, Ortiz, R., Ekanayake, I. J., Mahalakshmi, V., Menkir, A., Nigam, S., Saxena, N.* and Singh, B., pages 5, Tsukuba, Japan, 2001. |
|
|
| Comparative analysis of phenotypic and genoytpic diversity among plantain landraces (Musa spp., AAB group), Crouch, J. H., Crouch, J., Madsen, S., Vuylsteke, D. and Ortiz, R., in: Theoretical and Applied Genetics, volume 101, pages 1056-1065, 2000. |
|
| Early assessment of root system development in banana and plantain (Musa spp.), Blomme, G., Swennen, R.+, Tenkouano, A., Ortiz, R. and Vuylsteke, D., in: MusAfrica, volume 14, pages 7-10, 2000. |
|
| Breeding grain mold resistant sorghum cultivars, Reddy, B., Bandyopadhyay, R., Ramaiah, B. and Ortiz, R., in: in Technical and institutional options for sorghum grain mold management: proceedings of an international consultation, 18â??19 May 2000, ICRISAT, Patancheru, India, pages 195-224, International Crops Research Institute for the Semi Arid Tropics, 2000. |
|
| The role of extension services for the successful introduction of new Musa cultivars in southeastern Nigeria, Akele, S., Isirimah, N.*, Brisibe, E. A.* and Ortiz, R., in: Acta Horticulturae, volume 540, pages 63-71, 2000. |
|
| Statistical tools to evaluate sensory data fro testing fruit quality of Musa, Ferris, R. S. B., Korie, S., Walker, P., Ortiz, R. and Vuylsteke, D., in: Acta Horticulturae, volume 540, pages 545-560, 2000. |
|
| Effect of male bud removal on the yield of Musa genotypes in a humid forest zone of West Africa, Okoro, J., Vuylsteke, D. and Ortiz, R., in: Acta Horticulturae, volume 540, pages 279-283, ISSN 0567-7572, 2000. |
|
| Taxonomic value of calcium oxalate cystals in Musa germplasm, Osuji, J. O., Okoli, B. E. and Ortiz, R., in: Acta Horticulturae, volume 540, pages 137-146, 2000. |
|
| Agronomic evaluation of plantains and other triploid banana, Baiyeri, K. and Ortiz, R., in: Acta Horticulturae, volume 540, pages 125-135, ISSN 0567-7572, 2000. |
|
| Preliminary assessment of root systems morphology in Musa, Blomme, G. and Ortiz, R., in: Acta Horticulturae, volume 540, pages 259-266, ISSN 0567-7572, 2000. |
|
| Utilization of molecular genetic techniques in support of plantain and banana improvement, Crouch, J., Ortiz, R., Crouch, J. H., Ford-Lloyd, B., Howell, E. and Newbury, H., in: Acta Horticulturae, volume 540, pages 185-191, 2000. |
|
| Variation in soil nutrient levels under multispecies hedgerow cropping with plantain, Owoeye, L., Ortiz, R., Gichuru, M. and Vuylsteke, D., in: Acta Horticulturae, volume 540, pages 301-308, 2000. |
|
| Relationship between natural occurrence of banana streak badnavirus and symptom expression, relative concentration of viral antigen, and yield characteristics of some micropropagated Musa spp, Dahal, G., Ortiz, R., Tenkouano, A., Hughes, J., Thottappilly, G., Vuylsteke, D. and Lockhart, B., in: Plant Pathology, volume 49, number 1, pages 68-79, 2000. |
|
| Undesrtanding the Musa genome: an update, Ortiz, R., in: Acta Horticulturae, volume 540, pages 157-168, 2000. |
|
|
| Comparison of PCR-based molecular marker analyses of Musa breeding populations, Crouch, J., Crouch, J. H., Constandt, H., Van Gysel, A, Breyne, P., Van Montagu, M., Jarret, R. L. and Ortiz, R., in: Molecular Breeding, volume 5, number 3, pages 233-244, ISSN 1380-3743, 1999. |
|
| Comparison of DNA marker and pedigree-based methods of genetic analysis of plantain and banana (Musa spp.) clones; I: estimation of genetic relationships, Tenkouano, A., Crouch, J. H., Crouch, H. K., Vuylsteke, D. and Ortiz, R., in: Theoretical and Applied Genetics, volume 98, pages 62-68, ISSN 1432-2242, 1999. |
|
| Comparison of DNA marker and pedigree-based methods of genetic analysis in plantain and banana (Musa spp.) clones; II: predicting hybrid performance, Tenkouano, A., Crouch, J. H., Crouch, H. K., Vuylsteke, D. and Ortiz, R., in: Theoretical and Applied Genetics, volume 98, pages 69-75, ISSN 1432-2242, 1999. |
|
| VNTR-based diversity analysis of 2x and 4x full-sib Musa hybrids, Crouch, J. H., Crouch, H. K., Tenkouano, A. and Ortiz, R., in: Electronic Journal of Biotechnology, volume 2, number 3, 1999. |
|
| Performance evaluation and parental selection in Musa, Tenkouano, A., Crouch, J. H. and Ortiz, R., in: DNA marker-assisted improvement of the staple crops of sub-Saharan Africa: proceedings of a workshop on DNA markers, Ibadan, Nigeria, 21-22 August 1996, pages 176-182, CTA; International Institute of Tropical Agriculture (IITA), 1999. |
|
| DNA markers for plant health management, Thottappilly, G., Crouch, J. H. and Ortiz, R., in: DNA marker-assisted improvement of the staple crops of sub-Saharan Africa: proceedings of a workshop on DNA markers, Ibadan, Nigeria, 21-22 August 1996, pages 101-106, International Institute of Tropical Agriculture (IITA); CTA, 1999. |
|
| Fruit quality evaluation of plantains, plantain hybrids, and cooking bananas, Ferris, R. S. B., Ortiz, R. and Vuylsteke, D., in: Postharvest Biology and Technology, volume 15, pages 73-81, ISSN 0925-5214, 1999. |
|
|
| Segregation at microsatellite loci in haploid and diploid gametes of Musa, Crouch, H. K., Crouch, J. H., Jarret, R. L., Cregan, P. and Ortiz, R., in: Crop Science, volume 38, number 1, pages 211-217, ISSN 0011-183X, 1998. |
|
| Genetic diversity, hybrid performance and combining ability for yield in Musa germplasm, Tenkouano, A., Crouch, J. H., Crouch, H. K. and Ortiz, R., in: Euphytica, volume 102, pages 281-288, 1998. |
|
| Ploidy variation in hybrids from interploid 3x X 2x crosses in Musa, Osuji, J. O., Vuylsteke, D. and Ortiz, R., in: Tropicultura, volume 15, number 1, pages 37-39, ISSN 0771-3312, 1998. |
|
| Perspectives on the application of biotechnology to assist the genetic enhancement of plantain and banana (Musa spp.), Crouch, J. H., Vuylsteke, D. and Ortiz, R., in: Electronic Journal of Biotechnology, volume 1, number 1, pages 11-22, ISSN 0717-3458, 1998. |
|
| Food quality and future market potential for plantain, plantain hybrids, and cooking bananas in West Africa, Ferris, R. S. B., Ortiz, R., Akele, S., Akalumhe, Y. O., Chukwu, U., Crouch, J. H. and Vuylsteke, D., in: Postharvest technology and commodity marketing: proceedings of a Postharvest Conference, Accra, Ghana, 27 November - 1 December 1995, pages 93-107, International Institute of Tropical Agriculture, 1998. |
|
| Combining ability for yield and plant phenology in plantain-derived populations, Tenkouano, A., Ortiz, R. and Vuylsteke, D., in: Euphytica, volume 104, number 3, pages 151-158, ISSN 0014-2336, 1998. |
|
| Optimum plot size for banana trials, Nokoe, S. and Ortiz, R., in: HortScience, volume 33, number 1, pages 130-132, ISSN 10018-5345, 1998. |
|
| Influence of black sigatoka disease on the growth and yield of diploid and tetraploid hybrid plantains, Craenen, K. and Ortiz, R., in: Crop Protection, volume 17, number 1, pages 13-18, ISSN 0261-2194, 1998. |
|
| Analysis of the genotype x environment interaction in Musa trials, De Cauwer, I. and Ortiz, R., in: Experimental Agriculture, volume 34, number 2, pages 177-188, ISSN 0014-4797, 1998. |
|
| Food quality and future market potential for plantain, plantain hybrids, and cooking bananas in west Africa, Ferris, R. S. B., Ortiz, R., Akele, S.*, Akalumhe, Y. O., Chukwu, U., Crouch, J. H. and Vuylsteke, D., pages 93-107, International Institute of Tropical Agriculture (IITA), 1998. |
|
| Leaf stomatal conductance and stomatal morphology of Musa germplasm, Ekanayake, I. J., Ortiz, R. and Vuylsteke, D., in: Euphytica, volume 99, number 3, pages 221-229, ISSN 0014-2336, 1998. |
|
| Classification of African plantain landraces and banana cultivars using a phenotypic distance index of quantitative descriptors, Ortiz, R., Madsen, S. and Vuylsteke, D., in: Theoretical and Applied Genetics, volume 96, pages 904-911, ISSN 0040-5752, 1998. |
|
| Seasonal variation of apparent male fertility and 2n pollen production in plantain and banana, Ortiz, R., Ulburghs, F. and Okoro, J., in: HortScience, volume 33, number 1, pages 146-148, ISSN 0018-5345, 1998. |
|
| TM3x: triploid black sigatoka-resistant Musa hybrid germplasm, Ortiz, R., Vuylsteke, D., Crouch, J. H. and Crouch, J., in: HortScience, volume 33, pages 362-365, 1998. |
|
| AMMI and stability analyses of bunch mass in multilocational testing of Musa germplasm in sub-Saharan Africa, Ortiz, R., in: Journal of the American Society for Horticultural Science, volume 123, pages 623-627, ISSN 0003-1062, 1998. |
|
| Quantitative variation and phenotypic correlations in banana and plantain, Ortiz, R. and Vuylsteke, D., in: Scientia Horticulturae, volume 72, pages 239-253, 1998. |
|
| Segregation of bunch orientation in plantain and banana hybrids, Ortiz, R. and Vuylsteke, D., in: Euphytica, volume 101, number 1, pages 79-82, ISSN 9914-2336, 1998. |
|
| 'BITA3': a starchy banana with partial resistance to black sigatoka and tolerance to streak virus, Ortiz, R. and Vuylsteke, D., in: HortScience, volume 33, pages 358-359, 1998. |
|
|
| Host plant response to nematodes in Musa landraces and hybrids, Dochez, C., Speijer, P., De Waele, D. and Ortiz, R., in: 13th Symposium of the Nematological Society of Southern Africa, 9-13 March, 1997, pages 21-22, San Lamber, Kwazulu-Natal, Republic of South Africa, 1997. |
|
| Histochemical localization of calcium oxalate crystals in fruits of plantain and banana cultivars, Osuji, J. O., Okoli, B. E. and Ortiz, R., in: Fruits, volume 52, pages 5-10, ISSN 0248-1294, 1997. |
|
| Multivariate pattern of quantitative trait variation in triploid banana and plantain cultivars, Osuji, J. O., Okoli, B. E. and Ortiz, R., in: Scientia Horticulturae, volume 71, pages 197-202, 1997. |
|
| Microsatellites for molecular breeding of Musa, Crouch, J., Crouch, J. H., Ortiz, R. and Jarret, R. L., in: InfoMusa, volume 6, number 1, pages 5-6, 1997. |
|
| Banana and plantain, Horry, J. P., Ortiz, R., Arnaud, E., Crouch, J. H., Ferris, R. S. B., Jones, D. R., Mateo, N., Picq, C. and Vuylsteke, D., pages 67-81, chapter 6, University Press, ISBN 0 521 59365 4, 1997. |
|
| Effect of the bs 1 gene in plantain-banana hybrids on response to black sigatoka, Craenen, K. and Ortiz, R., in: Theoretical and Applied Genetics, volume 95, pages 497-505, ISSN 0040-5752, 1997. |
|
| The introduction and market potential of exotic black sigatoka resistant cooking banana cultivars in West Africa, Ferris, R. S. B., Ortiz, R., Chukwu, U., Akalumhe, Y. O., Akele, S., Ubi, A. and Vuylsteke, D., in: Quarterly Journal of International Agriculture, volume 36, pages 141-152, 1997. |
|
| Morphology and growth of plantain and banana: IITA research guide, No. 66, Swennen, R. and Ortiz, R., IITA research guide, No. 66, 1997. |
|
| Preliminary evaluation of variability in Musa root system development, Blomme, G. and Ortiz, R., pages 51-52, Plenum Publishing Corporation, 1997. |
|
| Genetic and phenotypic correlations in plantain-banana euploid hybrids, Ortiz, R., in: Plant Breeding, volume 116, pages 487-491, 1997. |
|
| Developing new plantain varieties for Africa, Ortiz, R., Vuylsteke, D., Ferris, R. S. B., Okoro, J., N'Guessan, A., Hemeng, B., Yeboah, D. K., Afreh-Nuamah, K., Ahiekpor, K. S., Foure, E., Adelaja, B. A., Ayodele, M., Arene, O. B., Ikiedugwu, F. E. O., Agbor, A. N., Nwogu, A. N., Okoro, E., Kayode, G., Ipinmoye, I. K., Akele, S. and Lawrence, A.*, in: Plant Varieties and Seeds, volume 10, pages 39-57, 1997. |
|
| Morphological variation in Musa germplasm, Ortiz, R., in: Genetic Resources and Crop Evolution, volume 44, pages 393-404, 1997. |
|
| Occurence and inheritance of 2n pollen in Musa, Ortiz, R., in: Annals of Botany, volume 79, pages 449-453, 1997. |
|
| Secondary polyploids, heterosis and evolutionary crop breeding for further improvement of the plantain and banana (Musa spp. L) genome, Ortiz, R., in: Theoretical and Applied Genetics, volume 94, pages 1113-1120, 1997. |
|
| The efficiency of natural and artificial pollinators in plantain (Musa spp. AAB group) hybridisation and seed production, Ortiz, R. and Crouch, J. H., in: Annals of Botany, volume 80, pages 693-695, 1997. |
|
| Path analysis and ideotypes for plantain breeding, Ortiz, R. and Langie, H., in: Agronomy Journal, volume 89, number 6, pages 988-994, ISSN 0002-1962, 1997. |
|
| Improved polypoid Musa germplasm developed through ploidy manipulations, Ortiz, R. and Vuylsteke, D., in: African Crop Science Journal, volume 5, number 2, pages 107-117, ISSN 1021-9730, 1997. |
|
| IITA High Rainfall Station: Twenty years of research for sustainable agriculture in the West African humid forest, Ortiz, R., Austin, P. D. and Vuylsteke, D., in: HortScience, volume 32, pages 969-972, 1997. |
|
| Improved polyploid Musa germplasm developed through ploidy manipulations, Ortiz, R. and Vuylsteke, D., in: African Crop Science Journal, volume 5, number 2, pages 107-117, ISSN 1021-9730, 1997. |
|
| Ploidy manipulations and genetic markers as tools for analysis of quantitative trait variation in progeny derived from triploid plantains, Ortiz, R., Craenen, K. and Vuylsteke, D., in: Hereditas, volume 126, pages 255-259, ISSN 0018-0661, 1997. [DOI] |
|
| A delivery system of improved banana and plantain propagules, Ortiz, R., in: InfoMusa, volume 6, number 2, pages 14-15, 1997. |
|
| Improved polyploid Musa germplasm developed by IITA through ploidy manipulations, Ortiz, R. and Vuylsteke, D., pages 99, University of Pretoria, Pretoria, Republic of South Africa, 1997. |
|
|
| Postharvest quality of plantains and cooking bananas, Ferris, R. S. B., Adeniji, T. A., Chukwu, U., Akalumhe, Y. O., Vuylsteke, D. and Ortiz, R., in: Plantain and banana production and research in West and Central Africa: proceedings, Regional Workshop, Onne, Nigeria, 23-28 Sep 1995, pages 15-22, International Institute of Tropical Agriculture (IITA), 1996. |
|
| Advanced Musa yield trial at the University of Ghana Agricultural Research Station, Kade; 2: banana weevil and nematode resistance, Afreh-Nuamah, K., Ahiekpor, K. S., Ortiz, R. and Ferris, R. S. B., in: Plantain and banana production and research in West and Central Africa: proceedings, regional workshop, 23-28 September 1995, Onne, Nigeria, pages 133-136, International Institute of Tropical Agriculture (IITA), 1996. |
|
| Oxalate crystals and implications for utilization of Musa, Osuji, J. O., Okoli, B. E. and Ortiz, R., in: Plantain and banana production and research in West and Central Africa: proceedings, Regional Workshop, Onne, Nigeria, 23-28 Sep 1995, pages 76-78, International Institute of Tropical Agriculture (IITA), 1996. |
|
| Relevance of cytogenetics to Musa research, Osuji, J. O., Okoli, B. E. and Ortiz, R., in: Plantain and banana production and research in West and Central Africa: proceedings, Regional Workshop, Onne, Nigeria, 23-28 Sep 1995, pages 79, International Institute of Tropical Agriculture (IITA), 1996. |
|
| An improved procedure for mitotic studies of the Eumusa section of the genus Musa L.(Musaceae), Osuji, J. O., Okoli, B. E. and Ortiz, R., in: InfoMusa, volume 5, number 1, pages 12-14, 1996. |
|
| Plantain Improvement, Vuylsteke, D., Ortiz, R., Ferris, R. S. B. and Crouch, J. H., in: Plant Breeding Reviews, volume 14, pages 267-320, 1996. |
|
| Field performance of conventional vs in vitro propagules of plantain (Musa spp., AAB group), Vuylsteke, D. and Ortiz, R., in: HortScience, volume 31, pages 862-865, 1996. |
|
| Preliminary evaluation of variability in Musa root system development, Blomme, G. and Ortiz, R., pages p. 24, 1996. |
|
| Effect of the black sigatoka resistance locus bs] and ploidy level on fruit and bunch traits of plantain-banana hybrids, Craenen, K. and Ortiz, R., in: Euphytica, volume 87, pages 97-101, 1996. |
|
| Apparent male fertility in Musa germplasm, Dumpe, B. and Ortiz, R., in: HortScience, volume 31, pages 1019-1022, 1996. |
|
| Recent advances in Musa genetics, breeding and biotechnology, Ortiz, R. and Vuylsteke, D., in: Plant Breeding Abstracts, volume 66, number 10, pages 1355-1363, 1996. |
|
| Improving plantain and banana-based systems, Ortiz, R. and Vuylsteke, D., International Institute of Tropical Agriculture (IITA), 1996. |
|
| Multilocational testing of hybrid Musa germplasm at IITA and NARS sites in sub-Saharan Africa, Ortiz, R., Vuylsteke, D., Okoro, J., Adelaja, B. A., Arene, O., Ikiedugwu, F. E. O., Hemeng, B., Yeboah, D. K., Agbor, A. N., Nwogu, A. N., Okoro, E. and Lawrence, A.*, in: Plantain and banana production and research in West and Central Africa: proceedings, Regional Workshop, Onne, Nigeria, 23-28 Sep 1995, pages 115-123, International Institute of Tropical Agriculture (IITA), 1996. |
|
| Segregation for persistent neutral (Hermaphrodite) flowers and male bracts in plantain-banana hybrids, Ortiz, R., in: InfoMusa, volume 5, number 2, pages 19-20, 1996. |
|
| The potential of AMMI analysis for field assessment of Musa genotypes to virus infection, Ortiz, R., in: HortScience, volume 31, number 5, pages 829-832, 1996. |
|
|
| Evaluation multilocale de la resistance a la cercosporiose noire chez le bananier et le plantain: Guide de recherche de l'Iita, No. 47, Gauhl, F., Pasberg-Gauhl, C., Vuylsteke, D. and Ortiz, R., Guide de recherche de l'Iita, No. 47, International Institute of Tropical Agriculture (IITA), 1995. |
|
| Multilocational evaluation of black sigatoka resistance in banana and plantain: IITA research guide, No. 47, Gauhl, F., Pasberg-Gauhl, C., Vuylsteke, D. and Ortiz, R., IITA research guide, No. 47, International Institute of Tropical Agriculture (IITA), 1995. |
|
| Phenotypic diversity and pattern of variation in West African plantains (Musa spp. AAB group), Swennen, R.+, Vuylsteke, D. and Ortiz, R., in: Economic Botany, volume 49, pages 320-327, 1995. |
|
| Effect of ploidy on stomatal and other quantitative traits in plantain and banana hybrids, Vandenhout, H., Ortiz, R., Vuylsteke, D., Swennen, R. and Bai, K. V., in: Euphytica, volume 83, number 2, pages 117-122, ISSN 0014-2336, 1995. [DOI] |
|
| Plantain-derived diploid hybrids (TMP2x) with black sigatoka resistance, Vuylsteke, D. and Ortiz, R., in: HortScience, volume 30, pages 147-149, 1995. |
|
| 'PITA-9': a black-sigatoka-resistant hybrid from the 'False Horn' plantain gene pool, Vuylsteke, D., Ortiz, R., Ferris, S. and Swennen, R., in: HortScience, volume 30, number 2, pages 395-397, ISSN 0018-5345, 1995. |
|
| Genotype by environment interaction and phenotypic stability of Musa gemplasm in West and Central Africa, De Cauwer, I., Ortiz, R. and Vuylsteke, D., in: African Crop Science Journal, volume 3, number 4, pages 425-432, ISSN 1021-9730, 1995. |
|
| Evidence on the nature and origins of endosperm dosage requirements in Solanum and other angiosperm genera, Ehlenfeldt, M. K. and Ortiz, R., in: Sexual Plant Reproduction, volume 8, pages 189-196, 1995. |
|
| Physiological factors in drought tolerance of various Musa genotype, Ekanayake, I. J., Ortiz, R. and Vuylsteke, D., in: IITA Research, volume 11, pages 7-10, ISSN 1115-3067, 1995. |
|
| Effect of the black sigatoka resistance gene bs1 and ploidy level in fruit and bunch traits of plantain-banana hybrids, Craenen, K. and Ortiz, R., in: Euphytica, volume 87, pages 97-101, 1995. |
|
| Plot techniques for assessment of bunch weight in banana trials under two systems of crop management, Ortiz, R., in: Agronomy Journal, volume 87, pages 63-69, ISSN 0002-1962, 1995. |
|
| Effect of the parthenocarpy gene P1 and ploidy in bunch and fruit traits of plantain and banana hybrids, Ortiz, R. and Vuylsteke, D., in: Heredity, volume 75, pages 460-465, 1995. |
|
| Factors influencing seed set in triploid Musa spp. L., Ortiz, R. and Vuylsteke, D., in: Annals of Botany, volume 75, pages 151-155, 1995. |
|
| Inheritance of dwarfism in AAB plantains, Ortiz, R. and Vuylsteke, D., in: Plant Breeding, volume 114, pages 466-468, 1995. |
|
| Banana weevil resistance and corn hardness in Musa germplasm, Ortiz, R., Vuylsteke, D., Dumpe, B. and Ferris, R. S. B., in: Euphytica, volume 86, pages 95-102, 1995. |
|
| Inheritance of pseudostem waxiness in banana and plantain (Musa spp.), Ortiz, R., Vuylsteke, D. and Ogburia, N. M., in: Journal of Heredity, volume 86, pages 297-299, 1995. |
|
| Musa genetics, Ortiz, R., pages 84-109, Chapman & Hall, 1995. |
|
| Banana and plantain breeding, Ortiz, R., Ferris, R. S. B. and Vuylsteke, D., 1995. |
|
| Preliminary yield assessment of Musa hybrids under low organic matter input, Ortiz, R., Okoro, J., Apanisile, R. and Craenen, K., in: MusaAfrica, volume 7, pages 15-17, 1995. |
|
| Recommended experimental designs for selection of plantain hybrids, Ortiz, R. and Vuylsteke, D., in: InfoMusa, volume 4, number 1, pages 11-12, 1995. |
|
| Genotype-by-environment interaction in Musa germplasm revealed by multi-site evaluation in sub-Saharan Africa, Ortiz, R. and Vuylsteke, D., in: HortScience, volume 30, pages 795, 1995. |
|
| Stability of black sigatoka resistance in TMPx germplasm, Ortiz, R., Vuylsteke, D., Foure, E., Akele, S. and Lawrence, A.*, in: MusAfrica, volume 3, pages 10-11, 1995. |
|
|
| Diploid potato germplasm derived from wild and landrace genetic resources, Watanabe, K., Orillo, M., Iwanaga, M., Ortiz, R., Freyre, R. and Perez, S., in: American Potato Journal, volume 71, pages 599-617, ISSN 0003-0589, 1994. |
|
| Isolation of microsatellite DNA markers in Musa, Jarret, R. L., Bhat, K. V., Cregan, P., Ortiz, R. and Vuylsteke, D., in: InfoMusa, volume 3, number 2, pages 3-4, 1994. |
|
| Influence of leaf age, soil moisture, VPD and time of day on leaf conductance of various Musa genotypes in a Humid Forest-Moist Savanna transition site, Ekanayake, I. J., Ortiz, R. and Vuylsteke, D., in: Annals of Botany, volume 74, pages 173-178, 1994. |
|
| Development of improved plantain/banana germplasm with black sigatoka resistance, Ortiz, R., Vuylsteke, D. and Ferris, R. S. B., in: African Crop Science Conference Proceedings, Kampala, 14-18 June 1993, pages 233-236, African Crop Science Society, Kampala, Uganda, 1994. |
|
| Morphology and tuber characteristics, Ortiz, R. and Huaman, Z., pages 263-283, CAB International, 1994. |
|
| Yield stability of hybrid and open pollinated tomato cultivars in Latin America and Caribbean, Ortiz, R. and Izquierdo, J., in: HortScience, volume 29, pages 1175-1177, 1994. |
|
| Effect of sporophytic heterozygosity on the male gametophyte of the tetraploid potato (Solanum tuberosum), Ortiz, R. and Peloquin, S. J., in: Annals of Botany, volume 73, pages 61-64, ISSN 0305-7364, 1994. |
|
| Use of 24 chromosome potatos (DIPLOIDES and dihaploides for genetic analysis, Ortiz, R. and Peloquin, S. J., pages 133-153, CAB International, 1994. |
|
| Future strategy for Musa improvement, Ortiz, R. and Vuylsteke, D., in: Banana and plantain breeding: priorities and strategies: proceedings fo the First Meeting of the Musa Breeders' Network, 2-3 May 1994 La Lima, Honduras, pages 40-42, International Nerwork for the Improvement of Banana and Plantain, 1994. |
|
| Genetics analysis of apical dominance and improvement of suckering behaviour in plantain, Ortiz, R. and Vuylsteke, D., in: Journal of the American Society for Horticultural Science, volume 119, number 5, pages 1050-1053, 1994. |
|
| Inheritance of albinism in banana and plantain (Musa spp.), Ortiz, R. and Vuylsteke, D., in: HortScience, volume 29, number 8, pages 903-905, 1994. |
|
| Inheritance of black sigatoka disease resistance in plantain-banana (Musa spp.) hybrids, Ortiz, R. and Vuylsteke, D., in: Theoretical and Applied Genetics, volume 89, pages 146-152, 1994. |
|
| Plantain breeding at IITA, Ortiz, R. and Vuylsteke, D., in: The improvement and testing of Musa: a global partnership: proceedings of the First Global Conference of the International Musa Testing program, 27-30 April 1994, FHIA, Honduras, pages 130-156, INIBAP, 1994. |
|
| Lot technique studies on yield trials of plantain propagated by in vitro methods, Ortiz, R. and Vuylsteke, D., in: InfoMusa, volume 3, number 1, pages 20-21, 1994. |
|
| Trisomic segregation ratios and genome differentiation in AAB plantain, Ortiz, R. and Vuylsteke, D., in: InfoMusa, volume 3, number 1, pages 21, 1994. |
|
| Breeding potatoes for developing countries using wild tuber bearing Solanum spp. and ploidy manipulations, Ortiz, R. and Vuylsteke, D., in: Journal of Genetics and Breeding, volume 48, pages 89-98, 1994. |
|
| P lot technique studies on yield trials of plantain propagated by in-vitro methods, Ortiz, R. and Vuylsteke, D., in: InfoMusa, volume 3, number 1, pages 20-21, 1994. |
|
| Preliminary evaluation of secondary Musa polyploids at IITA breeding station, Ortiz, R. and Vuylsteke, D., in: MusaAfrica, volume 5, pages 8-9, 1994. |
|
|
| Yield loss in plantain from black sigatoka leaf spot and field performance of resistant hybrids, Mobambo, K. N., Gauhl, F., Vuylsteke, D., Ortiz, R., Pasberg-Gauhl, C. and Swennen, R., in: Field Crops Research, volume 35, number 1, pages 35-42, ISSN 0378-4290, 1993. [DOI] |
|
| Development and performance of black sigatoka-resistant tetraploid hybrids of plantain (Musa spp., AAB group), Vuylsteke, D., Swennen, R. and Ortiz, R., in: Euphytica, volume 65, pages 33-42, ISSN 0014-2336, 1993. |
|
| Registration of 14 improved tropical Musa plantain hybrids with black sigatoka resistance, Vuylsteke, D., Swennen, R. and Ortiz, R., in: HortScience, volume 28, pages 957-959, ISSN 0018-5345, 1993. |
|
| Genetic and agronomic improvement for sustainable production of plantain and banana in sub-Saharan Africa, Vuylsteke, D., Ortiz, R. and Ferris, S., in: African Crop Science Journal, volume 1, number 1, pages 1-8, ISSN 1021-9730, 1993. |
|
| Plantain and banana research at the International Institute of Tropical Agriculture, Vuylsteke, D., Ortiz, R., Gauhl, F., Pasberg-Gauhl, C., Gold, C., Ferris, S. and Speijer, P., in: HortScience, volume 28, number 9, pages 874, 970-971, ISSN 0018-5345, 1993. |
|
| Genetic improvement of plantains and bananas at IITA, Vuylsteke, D., Ortiz, R. and Swennen, R.+, in: InfoMusa, volume 2, number 1, pages 10-12, 1993. |
|
|
| Techniques for introgressing unadapted germplasm to breeding populations, Peloquin, S. J. and Ortiz, R., pages 485-507, CAB International, 1992. |
|
