??? (????) ???? ??? ???: ????????? ??? ??????? ?? ???????????? ?????? ???? ????? ??, ????? ???? ?? ???? ???? ???????????? ???????? ?? ??????? ?????? ?? ???? ?????????????????? ?????? ?? ??????? ??? ????? ???? ??? ???2012). It had been reported the ideal ratio of carbon and nitrogen in biofloc could help to maintain the h2o high quality to lift Paci