每公斤饵料添加5毫升(含菌30—50亿个/毫升)红色光硫细菌菌液,在水温24—30℃的流水养鱼池喂养罗非鱼苗种,经45天试验,取得良好结果:1.试验池鱼种规格均匀整齐,平均体重比对照池增加28%,平均体长增加11.4%,产量增长45.3%。2.对照池鱼种患白头白嘴病,通过施药数次得以控制;而 Add 5 ml of red light sulfur bacterium liquid (containing bacteria of 3-5 billion / ml) per kilogram of bait and feed tilapia seedlings in a running water aquarium at a water temperature of 24-30 ° C. After 45 days of test, good results are obtained: 1. Specimens of test ponds were uniform and neat. The average weight of the test ponds increased by 28% compared with the control pond. The average body length increased by 11.4% and the yield increased by 45.3%. 2. Control pool fish suffering from Baitou white mouth disease, administered several times to be controlled;