| 摘要 |
PURPOSE: To obtain the beads capable of surely transporting various components effective to a fish body such as vitamin C to environmental water without scattering and losing and improving flesh and disease resistance in extremely high efficiency. CONSTITUTION: This beads for administering active ingredients for fishes contains active ingredients for fishes. The beads further can contain a feed attracting component. The active ingredients are various nutrient auxiliaries and/or medicines. Vitamins, highly unsaturated fatty acids and astaxanthin are cited as the nutrient auxiliaries. Antibiotics and vaccines are cited as the medicines. The active ingredients may be substances having low acid polymer. The main component of the beads is a natural polymer gelatinizing agent such as alginic acid, gelatin, pectin, chitosan and gum. |
