Amino acid variations in raw materials

amino acids barley bone meal bran cebada centeno composition globale contenido proteico crude protein farine d'os farine de poisson farine de viande fish meal harina de carne harina de colza harina de huesos harina de pescado lisina lysine mais maize materias primas meat meal methionine metionina orge procedencia protein content proteina bruta provenance proximate composition rapeseed meal raw materials rye salvado seigle son soybean meal tortas de soja tourteau de colza tourteau de soja trigo wheats