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稀土元素是镧系元素与钪、镱等十七种元素的总称。目前用于养殖业的稀土主要有四种产品:硝酸稀土、氯化稀土、维生素C—稀土和碳酸稀土。据“七五”攻关研究结果表明,稀土在水产养殖业上应用不但无毒、无放射性而且具有显著的促进生长、改良水质,防治鱼病和作稀土复合肥料的作用。 1、促进鱼类生长,提高鱼产量。中国水科院淡水渔业中心应用稀土有机化合
Rare earth elements are the general term for lanthanides and scandium, ytterbium and other seventeen kinds of elements. At present, there are mainly four products of rare earth for aquaculture: rare earth nitrate, rare earth chloride, vitamin C-rare earth and rare earth carbonate. According to “Seventh Five-Year” research results show that the application of rare earth aquaculture is not only non-toxic, non-radioactive and has significant promotion of growth, improve water quality, prevention and treatment of fish diseases and the role of compound fertilizers. 1, to promote fish growth, improve fish production. Chinese Academy of Sciences Freshwater Fisheries Center Rare Earth Organic Chemistry