????????? ?? ??????: ????????? ????? ?? ?????? ????? ?? ??? ???? ????????? ?? ????? ?? ???? ???, ????? ????????? ?? ?????? ?????? ?? ??? ???? ????? ?? ???? ???The flocs them selves are protein-loaded and provide fish and shrimp with a good supply of nutritional vitamins and phosphorous. The authors reveal that letting the microbial flocs to prolife