Abstract
Hybridization between the wildManihot species,anomala Pohl,M. oligantha Pax emend. Nassar subsp.nesteli, M. gracilis Pax andM. zehntneri Ule, and cassava have been tried. Seeds were obtained from all hybrids. Moreover, crosses ofM. oligantha subsp.nesteli and cassava were highly fertile.
This is a preview of subscription content, log in via an institution to check access.
Similar content being viewed by others
Literature cited
Abraham, A. 1944. Natural and artificial polyploids in tapioca (Manihot esculenta). Proc. 32nd Ind. Sci. Congr. Assoc: 91.
Bolhuis, G. G. 1953. A survey of some attempts to breed cassava varieties with a high content of protein in the roots. Euphytica 2: 107–112.
Cours, G. 1951. Le manioc à Madgascar. Mem. Inst. Res. Sci. Madgascar Ser. Biol. Veg. 3: 203–400.
Cruz, N. D. 1968. Citologia no generoManihot Adans. 1. Determinaçao do numero cromossomico em algumas especies. Ann. Acad. Brasil. Sci. 40: 91–95.
Graner, E. A. 1935. Contribuiçao para o estudo citologico da mandioca. Escola Superior de Agriculture “Luiz de Quiroz,” USP, Piracicaba, Brazil, 1935, p. 28.
Harlan, J. 1961. Geographic origin of plants useful to agriculture.In Germplasm resources. Publ. Amer. Assoc. Advancem. Sci. 66: 3–19.
—. 1970. Evolution of cultivated plants.In Genetic resources in plants—Their exploration and conservation. C. H. Frankel and E. Bennett, eds. Int. Biol. Program publs. Blackwell, London.
Jennings, D. L. 1959.Manihot melanobasis Mull. Arg.—a useful parent for cassava breeding. Euphytica 8: 157–162.
—. 1963. Variation in pollen and ovule fertility in varieties of cassava and the effect of interspecific crossing on fertility. Euphytica 12: 69–76.
Koch, L. 1934. Cassaveselectie. Diss. Univ. Wageningen, Netherlands.
Lanjouw, J. 1939. Two interesting species ofManihot L. from Surinam. Recueil Trav. Bot. Neerl. 36: 542–549.
Magoon, M. L., J. S. Jos, and K. N. Vasudevan. 1968. Male sterile cassava. The Nucleus 11: 1–6.
—, R. Krishnan, and K. V. Vijaya Bai. 1969. Morphology of pachytene chromosomes and meiosis inManihot esculenta Crantz. Cytologia 34: 612–626.
—. 1970. Cytogenetics of the F1 hybrid between cassava and Ceara rubber and its backcrosses. Genetica 41: 425–436.
Nassar, N. M. A., and C. P. Costa. 1977. Tuber formation and protein content in some wildManihot species native to Central Brazil. Experientia 33: 1304–1305.
Nichols, R. F. W. 1947. Breeding cassava for virus resistance. E. African Agric. J. 12: 184–194.
Rogers, D. J., and S. G. Appan. 1973. Manihot.In Flora Neotropica. Monograph no. 13, Hafner, New York.
Sohmer, S. H. 1968. Microsporogenesis inManihot esculenta. Cytologia 33: 97–99.
Swaminathan, M. S., M. L. Magoon, and K. L. Mehra. 1954. A simple propionocarmine technique for plants with small chromosomes. Indian J. Genet. 14: 87–88.
Author information
Authors and Affiliations
Additional information
This work was carried out with the help of a grant of the International Development Research Centre, Ottawa, Canada.
Rights and permissions
About this article
Cite this article
Nassar, N.M.A. Attempts to hybridize wildManihot species with cassava. Econ Bot 34, 13–15 (1980). https://doi.org/10.1007/BF02859550
Received:
Accepted:
Issue Date:
DOI: https://doi.org/10.1007/BF02859550