1.preventation of disease and death 2. no drug residues 3. inhibit eutrophication 4 .improve the quality of aquatic product 1.the main functions of the products a. It can inhibit the growth of harmful microorganisms, enhance the immune system of aquatic animals, can prevent diseases and reduce the occurrence of disease b. It can improve the fecundity, hatchability and survival rate(10%---30%),and ...
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