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    • Factores que afectan a la edad al primer parto en el ganado vacuno de raza retinta 

      Tapia Román, N.; Molina Alcalá, Antonio; Muñoz Vilches, P. (Universidad de Córdoba, Servicio de Publicaciones, 1995)
      It is posible to get an increase of reproductive efficiency by decreasing age at first calving. In this study we show the influence of some enviromental factors that affect this parameter in Retinto cattle. 1786 first ...