The effect of rapeseed meal in feed mixtures on nutritive digestibility and nitrogen balance in fattened pigs

ashes azote cendre ceniza cerdo compound feeds contenido de materia seca corps gras crude fibre crude protein digestibilidad digestibility dry matter content engorde engraissement fats fattening fibra bruta fibre brute grasas harina de colza nitrogen nitrogen retention nutritive value piensos compuestos porcin proteina bruta rapeseed meal swine tourteau de colza valeur nutritive valor nutritivo