Morales, R.M., Menéndez-Buxadera, A., Demyda-Peyrás, S. and Molina, A. 2019. Genetic effects of season on the preweaning growth of beef cattle: a first approach to Retinta calves. Revista Colombiana de Ciencias Pecuarias. 33, 2 (Sep. 2019), 134–143. DOI:https://doi.org/10.17533/udea.rccp.v33n2a01.