Salt-tolerant heterotrophic nitrification aerobic denitrification phosphorus removal bacterial strain and application thereof

Abstract

The application relates to the field of microbiology and presents a salt-tolerant heterotrophic nitrification aerobic denitrifying and phosphorus removal bacterial strain and its application. The strain is Pseudomonas mendocina A4, deposited on Nov. 4, 2022, at the Guangdong Microbial Culture Collection Center, located at Building 59, 5th Floor, No. 100 Xianlie Middle Road, Yuexiu District, Guangzhou, Guangdong Province, with the deposit number GDMCC No: 62944. The Pseudomonas mendocina A4 strain provided by the present application possesses both heterotrophic nitrification and aerobic denitrification functions and can be applied in the field of wastewater treatment. It has a strong tolerance to high concentrations of organic carbon while utilizing various organic carbon sources in wastewater and exhibits excellent organic carbon removal capabilities in water. This strain is particularly suitable for treating nitrogen-containing wastewater with a high C/N ratio.

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