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1. Frandson, R. D., & Spurgeon, W. (2009). Anatomía del sistema reproductivo del macho. Anatomía y Fisiología de los Animales Domésticos. (5ta
Edición, pp. 402-412) Edit. Interamericana Mc Graw-Hill. Distrito Federal, México. ISBN. 968-25-2127-0
Recursos educativos en inglés:
1. Davidson, A. P., & Stabenfeldt, G. H. (2014b). Section VI: Reproduction and lactation. Pregnancy and parturition and the mammary gland. In J. G.
Cunningham & B. G. Klein (Eds.), Cunningham's Textbook of Veterinary Physiology (4a ilustrada ed ed., Vol. 1, pp. 431-450). Barcelona, España:
Elsevier Health Science Division.
2. Fonseca, Z. A., Morotti, F., Covre, d. S. N., & Korchovei, S. T. (2018). Ovarian antral follicle populations and embryo production in cattle. Animal
Reproduction, 15(3), 310-315. https://doi.org/10.21451/1984-3143-ar2018-0072
3. Hernández-Rivera, J. A., Molina-Ochoa, J., García-Márquez, L. J., Prado-Rebolledo, O. F., Macedo-Barragán, R. J., García-Casillas, A. C., & Ullah, M. I.
(2019). Crossbred Dairy Cattle is the Answer to Improve Environment Dependent Productive and Physiological Responses-A Review. Pakistan Journal
of Zoology, 51(2), 773. http://dx.doi.org/10.17582/journal.pjz/2019.51.2.773.788
4. Perry, G., & Cushman, R. (2016). Invited Review: Use of ultrasonography to make reproductive management decisions. Applied Animal Science,
32(2), 154-161. https://doi.org/10.15232/pas.2015-01446
5. Ribeiro, E. S., Bruno, R. G., Farias, A. M., Hernández-Rivera, J. A., Gomes, G. C., Surjus, R., & Santos, J. E. (2014). Low doses of bovine somatotropin
enhance conceptus development and fertility in lactating dairy cows. Biology of Reproduction, 90(1), 10-1.
https://doi.org/10.1095/biolreprod.113.114694