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The paper evaluates the effect of culture conditions and culture site on levels of certain microelements (Zn, Cu, Fe) and macroelements (Mg, Ca) in three species of freshwater fish: rainbow trout (Oncorhynchus mykiss Walbaum), common carp (Cyprinus carpio L.), and Siberian sturgeon (Acipenser baeri Brandt). The study involved 90 individuals of freshwater fish aged from 6 to 12 months. Samples of blood,...
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