[Statistical analyses for development of breeding plans]

agneau aliment pour animaux alimentos para animales analyse statistique animal breeding calidad canal de la res carcasse carcasses cattle complicaciones del parto complication du part composition cordero crecimiento croissance efficiency eficacia feeds food intake ganado bovino gestation multiple growth lambs losses mejoramiento animal multiple births ovin ovinos parturition complications performance de reproduction perte quality reproductividad reproductivity sheep statistical analysis