莠去津高效降解菌的鉴定和降解特性分析

Agrochemicals(2016)

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Abstract
[目的]筛选并鉴定莠去津降解菌,分析其降解特性.[方法]从土壤中分离降解菌,用形态观察、生理生化鉴定、16S rDNA序列扩增和同源性分析方法,明确菌株分类地位.通过改变培养条件,分析菌体生长、温度、pH值、盐度和碳源对莠去津降解的影响.[结果]降解菌为肠杆属细菌,菌体生长与莠去津降解同步,在25~35℃、pH值近中性、0.5%盐度、单糖或双糖下降解效果好.[结论]菌株具有较高的莠去津降解能力,具开发潜力.
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