Artificial breeding method for procypris rabaudi
The invention discloses an artificial breeding method for procypris rabaudi. The method comprises the following steps: 1) screening mature procypris rabaudi with strong vitality as parents; 2) parent cultivation: a) selecting a circulating water system cultivation tank as a cultivation pond; b) stim...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an artificial breeding method for procypris rabaudi. The method comprises the following steps: 1) screening mature procypris rabaudi with strong vitality as parents; 2) parent cultivation: a) selecting a circulating water system cultivation tank as a cultivation pond; b) stimulating by running water, increasing bait with high protein content to promote gonad development of the parents, and culturing; 3) artificial spawning induction: after the water temperature reaches 20 DEG C in the middle ten days of May, pulling a net to select maturely developed parents, and performing artificial spawning induction by adopting a two-needle injection method; 4) artificial insemination: inseminating by a dry method; 6) artificial incubation: washing the fertilized eggs with incubation water, adding talcum powder or fresh milk for debonding, cleaning, and pouring into an incubation barrel; after yolk sacs of the fries disappear and swim flatly, the fries are moved out of the hatching equipment and tr |
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