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1982
A. Betancourt, Denis, M., and Munoz, M. C., Chromosome abnormalities in calves with congenital malformations, in Proceedings of the World Congress on Genetics applied to Livestock Production., 1982, vol. 8. Symposia (2), pp. 251-254. (362.61 KB)
M. Denis, Betancourt, A., Santos, E., and Cabrera, J., Congenital abnomalities in Holstein and Zebu crossbreed calves, in Proceedings of the World Congress on Genetics applied to Livestock Production., 1982, vol. 8. Symposia (2), p. 277. (42.35 KB)
A. Betancourt, Sanchez, A., and Gutierrez, C., Meiosis in a bull of Santa Gertrudis breed with centric fusion 1 / 29, in Proceedings of the World Congress on Genetics applied to Livestock Production., 1982, vol. 8. Symposia (2), pp. 255-258. (325.83 KB)
1974
A. Betancourt, Gutierrez, C., and Sanchez, A., Importancia del estudio cromosomico en bovinos seleccionados como reproductores., 1st World Congress on Genetics applied to Livestock Production, 7-11 October 1974 . 3 . Contributed papers., vol. 3, pp. 213–218, 1974. (217.33 KB)
A. Betancourt, Gutierrez, C., and Sanchez, A., Los cromosomas del Bos taurus, Bos indicus, Bos bonasus y sus hibridos., Proceedings of the World Congress on Genetics applied to Livestock Production., vol. 3, pp. 173–176., 1974. (153.66 KB)