Futterpräparate zur Aufzucht von Fischen.

摘要

Disclosed is a feed composition for culturing fishes, which comprises a peptide represented by the general formula (I): wherein Cys-Cys means a disulfide linkage of cysteinyls; each of R1, R2, R3 and R4 independently represents gamma -L-glutamyl or glycyl; each of m,n,p and q is an integer of 0 or 1, provided that m,n,p and q are not simultaneously 0; and a conventionally formulated fish feed. The peptide in the feed composition is effective in treating and preventing hepatic disorders of cultured fishes.