When the rate of carbon to nitrogen (COD/TN)in waste water from terramycin production was practically 7.2, the biochemically anaerobic process of orgenism in waste water was obviously inhibited;

• 在实际的土霉素生产废水COD/TN为7.；2的碳氮比值条件下，废水有机污染物的厌氧生化过程被明显抑制；