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两种绿藻辅助饲喂对克氏原螯虾生理活性的影响
Authors
宋庆洋
李长江
+5 more
毕永红
程咸立
米武娟
马达文
黄宇波
Publication date
1 January 2020
Publisher
Abstract
以克氏原螯虾为研究对象,测定了在正常投喂人工颗粒饲料的基础上辅助添加小球藻、刚毛藻饲喂克氏原螯虾的生理活性。结果表明:试验期间添加小球藻(1.0×10^6—1.0×10^7 cells·L^-1)、刚毛藻(0.06—0.08 g·L^-1)对克氏原螯虾的生长与存活率均无显著影响(P>0.05),但肌肉超氧化物歧化酶(SOD)和肝胰脏酸性磷酸酶(ACP)的活性显著降低(P<0.05);机体的血细胞密度显著增加(P<0.05),外骨骼和肌肉中虾青素的含量极显著增加(P<0.01);单独添加刚毛藻肌肉虾青素含量也显著提高(P<0.05),血清、肝胰脏和肌肉碱性磷酸酶(AKP)的活性极显著提高(P<0.01),肝胰脏酸性磷酸酶的活性极显著降低(P<0.01)。摄食小球藻和刚毛藻对于克氏原螯虾的抗逆活性和免疫能力具有促进作用,养殖水体中适度添加小球藻和刚毛藻有助于克氏原螯虾的健康与活力
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Institute of Hydrobiology, Chinese Academy Of Sciences
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oai:ir.ihb.ac.cn:342005/37685
Last time updated on 25/11/2020