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- 用热变性温度法和液相复性速率法分别测定了超慢生大豆根瘤菌(ESG,extra-slow-growing soybean rhizobia)DNA G+C mol%及与其它根瘤菌间的DNA同源性.The DNA G+C mol%25 for extra-slow-growing soybean rhizobia (ESG) and DNA homology for ESG strains and other rhizobia were carried out by thermal denatu-ration temperature (Tm) and reassociation rate of DNA, respectively.
