[Silage of barley-fodder rape fed to beef bulls and milking cows [preliminary results]]

alimentation des animaux animal feeding barley beef cattle bovin de boucherie bovin laitier bulls cebada colza cows dairy cattle ensilaje food intake gain de poids ganado de carne ganado de leche ganancia de peso lait leche milk nutritive value orge rape rendement rendimiento silage slaughter weight taureau toro vaca vache valeur nutritive valor nutritivo weight gain yields