有机磷农药在水生态系中生物净化机理研究——2.CTP-02降解对硝基酚的特性和动力学

谭渝云, 张甬元, 孙美娟, 张进军

谭渝云, 张甬元, 孙美娟, 张进军. 有机磷农药在水生态系中生物净化机理研究——2.CTP-02降解对硝基酚的特性和动力学[J]. 水生生物学报, 1982, 6(4): 507-512.
引用本文: 谭渝云, 张甬元, 孙美娟, 张进军. 有机磷农药在水生态系中生物净化机理研究——2.CTP-02降解对硝基酚的特性和动力学[J]. 水生生物学报, 1982, 6(4): 507-512.
Tan Yuyun, Zhang Yongyuan, Sun Meijuan, Zhang Jinjun. MECHANISM OF BIODEGRADATION OF ORGANOPHOSPHATE PESTICIDES IN AQUATIC ECOSYSTEM 2. THE DYNAMICS OF P-NITROPHENOL DEGRADATION BY PSEUDOMONAS SP. CTP-02[J]. ACTA HYDROBIOLOGICA SINICA, 1982, 6(4): 507-512.
Citation: Tan Yuyun, Zhang Yongyuan, Sun Meijuan, Zhang Jinjun. MECHANISM OF BIODEGRADATION OF ORGANOPHOSPHATE PESTICIDES IN AQUATIC ECOSYSTEM 2. THE DYNAMICS OF P-NITROPHENOL DEGRADATION BY PSEUDOMONAS SP. CTP-02[J]. ACTA HYDROBIOLOGICA SINICA, 1982, 6(4): 507-512.

有机磷农药在水生态系中生物净化机理研究——2.CTP-02降解对硝基酚的特性和动力学

MECHANISM OF BIODEGRADATION OF ORGANOPHOSPHATE PESTICIDES IN AQUATIC ECOSYSTEM 2. THE DYNAMICS OF P-NITROPHENOL DEGRADATION BY PSEUDOMONAS SP. CTP-02

  • 摘要: 从鸭儿湖氧化塘中分离出具有分解对硝基酚能力的细菌Pseudomonas sp.,代号CTP-02。在实验室条件下,细菌培养物降解对硝基酚的速度与时间之间的动力学方程为dc/dt=-K1t-K2,细菌降解对硝基酚的最适温度为35℃,最适pH为7.5。CTP-02菌降解对硝基酚过程中首先发生脱硝基作用。
    Abstract: Pseudomonas sp. CTP-02, isolated from the oxidation pond in YL region, is able to use p-nitrophenol as sole carbon sources. Optimum temperature of p-nitrophenol degradation is 35°. Optimum pH is 7.5. The rate of p-nitrophenol degradation can be expressed as dc/dt=—k1t—k2. When the cultures of Pseudomonas sp. CTP-02 were supplied with p-nitrophenol, stoichiometric quantities of nitrite were released. The result shows that aromatic nitro group is detached before the ring fission.
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  • 收稿日期:  1981-01-14
  • 发布日期:  1982-10-24

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