Artificial breeding method of trachinotus ovatus
The artificial breeding method comprises the following steps: S1, selection and cultivation of parent fishes: selecting the golden pomfret which is high in disease resistance and mature in gonad development as the parent fishes, intensively cultivating the golden pomfret, and feeding the golden pomf...
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Sprache: | chi ; eng |
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Zusammenfassung: | The artificial breeding method comprises the following steps: S1, selection and cultivation of parent fishes: selecting the golden pomfret which is high in disease resistance and mature in gonad development as the parent fishes, intensively cultivating the golden pomfret, and feeding the golden pomfret with nutritional feed in a ripening period; s2, artificial spawning induction: anesthetizing the parent fish, and injecting luteinizing hormone-releasing hormone analogues at one time; s3, spawning and collecting spawns: putting the parent fish to be spawn into a bolting-silk net, installing an underwater sound on the net cage, performing free fertilization, collecting and cleaning fertilized spawns, and transferring the fertilized spawns into a hatching pond; s4, hatching: making a hatching bag, arranging a sunshade above the hatching bag, and carrying out original pool still water micro-inflation hatching; s5, fry breeding: transferring the fry into an outdoor sunny fish breeding pond, inoculating chlorella, |
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