The species of microzoon observed in oxidation ditch have totalled 56 kinds since Handan WWTP operation, and the paper supplies dominant species of microzoon in ditch under normal operation.

• 本文总结了邯郸市东污水处理厂氧化沟工艺自运行以来沟中所出现的微型生物共计56种,并提供了正常运行条件下,微型生物的优势种群。