MEUNIER-SALAVN M C, MONNIER M, COLLEAUX Y, et al.Impact of dietary typtophan and behavioral type on behavior, plasma cortisol and brain metabolites of young pigs[J].Journal of Animal Science, 1991, 69(9):3689-3698.
[18]
PEIKSER M, SIMMINS P H, MONGE H, et al.Tryptophan as feed intake stimulant[J].Feed Mix, 1998, 6:8-12.
[19]
PONTER A A, BERNARD S, MORGAN L M.Intragastric tryptophan reduces glycemia after glucose, possibly via glucose-mediated insulinotropic polypeptide, in early-weaned piglets[J].The Journal of Nutrition, 1994, 124(2):259-267.
LUND-LARSEN T R, SUNDBY A, KRUSE V, et al.Relation between growth rate, serum somatomedin and plasma testosterone in young bulls[J].Animal Science, 1977, 44(2):189-194.
MALMLOF K.Amino acid in farm animal nutrition metabolism partition and consequences of imbalance[J].Journal of Agriculture Research, 1988, 18(4):191-193.