| 摘要 |
PROBLEM TO BE SOLVED: To obtain a feed for fish containing enriched fat content, having excellent absorption of a nutrient and accelerating the growth and development of bred fishes by blending a fish powder with wheat flour, etc., and impregnating it with a prescribed amount of a fish oil under a specific condition. SOLUTION: This feed for fish containing <=15 pts.wt. of a fish oil is obtained by blending preferably 70-80 pts.wt. of fish powder with preferably 10-20 pts.wt. of wheat flour and preferably 5-10 pts.wt. of the other additive such as starch, compressing the blend to be a solid, and adding a fish oil such as Pacific saury oil heated at a temp. of 80-150 deg.C to the solidified material, or dipping the solidified material in the fish oil for, e.g. 20-60 sec., and drying the solidified material. |
