| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method for immunostimulation of fish and shellfish, which simply and inexpensively activates immunological effect of fish and shellfish. <P>SOLUTION: The method for immunostimulation of fish and shellfish includes administering a yeast extract having ≥20 mass% content of 5'-nucleotides and ≥10 mass% content of a free amino acid to fish or feeding a feed mixed with the yeast extract to fish and shellfish. The method for raising fish and shellfish is provided. <P>COPYRIGHT: (C)2013,JPO&INPIT |
