Method for reducing transportation stress of sebastes schlegeli fry

The invention discloses a method for reducing transportation stress of sebastes schlegeli fry, and belongs to the field of aquaculture. The method comprises the following steps: (1) fry selection; (2) treatment before transportation: feeding feed added with atractylodes macrocephala polysaccharide 2...

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Bibliographische Detailangaben
Hauptverfasser: XU RONGJING, XU WENTENG, ZHANG ZHENG, ZHANG BANGYIN, MENG ZHEN, JIA YUDONG, YANG LIN, LIU XINFU
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a method for reducing transportation stress of sebastes schlegeli fry, and belongs to the field of aquaculture. The method comprises the following steps: (1) fry selection; (2) treatment before transportation: feeding feed added with atractylodes macrocephala polysaccharide 20-30 days before transportation, the addition amount of the atractylodes macrocephala polysaccharide in the feed being 1.0-3.0 g/kg, and fasting 22-26 hours before transportation; (3) fishing operation; (4) management in the transportation process: gamma-aminobutyric acid and vitamin C are added into sea water for seedling transportation, the adding amount of the gamma-aminobutyric acid is 25-35 mg/L, and the adding amount of the vitamin C is 20-30 mg/L. The method is simple to operate, solves the technical bottleneck problem of high death rate due to stress reaction during land-sea relay transportation of large-size sebastes schlegeli seedlings and the initial stage of entering the sea, provides technical support