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挪威水产研究人员对大西洋鲑鱼苗饲料中锰的需要量以及饲料中添加锰对鲑鱼苗抗病力的影响进行了测定。将大西洋鲑鱼苗分为６个试验组,每组设３个重复。基础饲料中含锰１．１ ｍｇ/ｋｇ,试验饲料
Norwegian fisheries researchers measured the demand for manganese in Atlantic salmon feed and the effect of manganese supplementation on the disease resistance of salmon fry. Atlantic salmon sprouts were divided into 6 experimental groups with 3 replicates in each group. Basal feed containing manganese 1.1 mg / kg, test feed