论文部分内容阅读
采用PSB微生态制剂处理日本医蛭养殖水体的研究结果表明:施用PSB能明显降低日本医蛭养殖水体中的COD、NH~+_4-N、底质硫化物、底质有机物,增加水体中的溶氧,净化养殖水体。
The results of using PSB probiotics to treat Japanese leeches showed that applying PSB significantly reduced COD, NH4 +, N4, Sulfide and sediment organic compounds in the water body of Leech japonicus, Dissolved oxygen, purification of aquaculture water.