Influence of the substitution of colostrum by blood serum of slaughter cows on the health and growth of calves

aliment d'allaitement animal health blood serum calostro calves colostrum cows crecimiento croissance densidad density gain de poids ganancia de peso glucosa glucose growth immunoglobuline immunoglobulins inmunoglobulina milk replacers nutritive value sanidad animal ternero vaca vache valeur nutritive valor nutritivo veau weight gain