胭脂鱼养殖技术研究可行性研究报告

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4、aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF胭脂鱼养殖技术研究可行性报告一、项目概况（一）项目名称胭脂鱼养殖技术研究（二）项目单位南昌市水产科学研究所（三）项目负责人涂彭文（所长、高工）二、项目实施的必要性和目标（一）必要性胭脂鱼（Myxocyprinusasiaticus）隶属鲤形目，亚口鱼科，原产地为中国长江，是我国特有的珍稀鱼类，属国家二级重点保护野生动物。胭脂鱼初次性成熟年龄为6龄，为溯江产卵的大型经济鱼类，成熟个体15-20kg，最大达30k

5、g。上世纪七十年代以前，胭脂鱼在长江上、中、下游均有分布，我省赣江、鄱阳湖为重要的索饵育肥场。因过度捕捞和天然产卵场遭破坏，这一水产珍品的资源量逐年锐减，近二十年来在赣江几乎绝迹。为保护资源，上世纪九十年代开始，四川、湖北等省相继开展了胭脂鱼的驯养繁殖，至今已获子二代（F2Selection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.Paragraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

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