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1980年12月～1981年4月,山东海洋学院与维坊行署水产局、临朐县水利局协作,先后两次从北京市水产研究所引进10个月龄及2个月龄的虹鳟鱼种。利用临朐县老龙湾泉水和冶源水库渗流水进行网箱饲养试验。对移养的虹鳟苗种和亲鱼培育、成鱼饲养、人工配合饲料的配方等进行了多批次试验。1982年2月14日,用原引进10个月龄经过培育而成的2龄虹鳟采卵成功。35组共获卵4万粒,利用立式流水孵化柜,在水温9～12℃,
From December 1980 to April 1981, Shandong Ocean University collaborated with the Aquatic Products Bureau of Weifang Administrative Bureau and the Bureau of Water Resources of Linqu County to introduce rainbow trout species of 10 months and 2 months of age from Beijing Institute of Fisheries twice successively. Use Linlu Laolongwan spring and Yeyuan reservoir seepage water cage feeding experiment. Several batches of tests were carried out on the cultivated rainbow trout seedlings and broodstock breeding, adult fish feeding and formula of artificial compound feed. February 14, 1982, with the introduction of 10-month-old breed of 2-year-old rainbow trout ova successfully. 35 groups received a total of 40,000 eggs, the use of vertical running water incubator, the water temperature 9 ~ 12 ℃,