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xi lin da ma ha yu sheng wu xue ji qi zeng zhi tu jing zong shu
Author(s): 
Pages: 32-36
Year: Issue:  3
Journal: Heilongjiang Fisheries

Keyword:  大麻哈鱼属大麻哈鱼类渔获量生物学特点细鳞人工增殖地理分布萨哈林世代周期黑龙江;
Abstract: <正> 细鳞大麻哈鱼(Oncorhynchus gorbusha Walbuam,1792),亦称驼背大麻哈鱼、桦太鳟等。属鲱形目(Clupeiformes)、鲑亚目(Salmnoidei)、鲑科(Salmonidae)、鲑亚科(Salmoniae)、大麻哈鱼属(Oncorhynchus)。该种是北太洋水域(北纬40°N以北)的重要经济鱼类大麻哈鱼类中的一种。具地理分布广、群体数量多、渔获量高、生长速度快、性成熟早、世代周期短等生物学特点,相应的具投资少、见效快、回归率高、效益
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