??????? ????: ????????? ???? ?? ??????? ?? ??????????????, ???, ?? ??????? ?? ??? ??? ????In a very Biofloc system, nutrients and waste made from nitrogen are recycled. Recycling retains the h2o’s nitrogen and carbon dioxide ratio significant.????? ??????: ???? ?????? ??? ??????, ????? ???????? ?? ?????? ????????????? ???? ???? ?? ??? ?????? ????