以从(50～60 ℃)酸性温泉中采集的菌为选育对象,研究确定浸矿高温菌初筛、复筛的方法后,用该方法获得高温浸矿菌 retech-Y .通过生理生化的研究鉴定 retech-Y 为兼性异养菌,此高温菌的最适生长条件为:FeTSB0 培养基,pH 1.60,Fe2+ 含量 90 mmol/L,最适温度为 60 ℃, 最适生长周期为24 h, Fe2+ 氧化率为 100%,菌数为7×107个/ml.
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