it is certain that the dominant phosphorus removal bacterial species is Pseudomonas and then Aeromonas, Bacillus, Micrococcus, Nitrobacter in the submerged biofilm process.

• 淹没式生物膜法除磷脱氮工艺中的优势菌属为假单胞菌属 ,其次依顺序为气单胞菌属、芽孢杆菌属、微球菌属、硝化杆菌属。