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Cultivable soil bacteria antibiotic resistance induced by oxytetracycline pollution
Author(s): 
Pages: 69-72
Year: Issue:  1
Journal: Acta Agriculturae Zhejiangensis

Keyword:  oxytetmcyclinesoilantibiotic resistance;
Abstract: 通过在土壤中反复添加不同浓度的土霉素进行预处理.采用平板稀释法测定了土壤细菌在含土霉素培养基及普通培养基上的生长情况.用耐药菌发生率作为指标评价了土霉素污染浓度和污染次数对土壤抗土霉素可培养细菌的影响.结果表明,土霉素污染可诱导土壤土霉素抗性细菌的产生,耐药菌发生率与土霉素添加浓度和添加次数有关.当土霉素添加浓度大于4 mg/kg时,一次处理就可诱导土壤可培养细菌产生耐药性;当土霉索浓度为3 mg...
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