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目前对水产动物的用药主要是借用人药、兽药和农药 ,或由现有原料药配制而成 ,许多养殖单位用西药和抗生素来防治鱼病 ,发现一些病原菌已产生了抗药性 ,而细菌的抗药性一直是令医学界头疼的问题 ,而抗生素的滥用 ,更加快了菌种的演变 ,使具有抗药性的病原菌不断出现 ,用药量越
At present, the treatment of aquatic animals mainly uses human medicine, veterinary medicine and pesticide or is prepared from the existing raw material medicines. Many breeding units use western medicine and antibiotics to prevent fish diseases and found that some pathogenic bacteria have developed drug resistance. However, Drug resistance has always been a headache in the medical profession, and the abuse of antibiotics has accelerated the evolution of the bacteria and made the emergence of drug-resistant pathogens.