carcasses and organs of 36 broiler chicks originating from an extensive fattening experiment with differing proportions of tryptophan ( 0.65 and 0.93 g/16 g n ) to the neutral amino acids ( 15.2 , 18.3 and 22.0 g/16 g n ) in feed were analyzed for amino acid contents .
C0301715
neutral amino acids
C0002520
amino acid