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在渔业生产中,鱼类苗种的运输是一个重要环节,在运输过程中,只要掌握以下几点技术要求,就会提高鱼类苗种的运输成活率。1、优选鱼种:应选择规格一致、躯体匀称、背尾饱满、鳞鳍完整无创伤、游动活泼、体质良好的鱼种。在起运前1—3天进行拉网锻炼,使其预先排空肠内粪便,减少体
In the fishery production, the transportation of fish seed is an important link. In transportation, as long as the following technical requirements are met, it will increase the survival rate of fish seed. 1, the preferred species: should choose the same specifications, body symmetry, full back, fin fin complete non-invasive, swimming lively, good physical fish species. In the 1-3 days before departure to pull the net exercise, make it pre-emptied intestinal excretion, reduce body