南美白对虾在高密度池养条件下容易发病 ,因此 ,应贯彻“预防为主 ,综合防治”的原则 ,做到无病先防、有病早治。从池塘、水质、苗种、饲料及日常管理等方面把好关 ,杜绝疾病的发生。放苗前做好清塘消毒工作 ,放苗后定期进行水体消毒。放苗 30 d后消毒一次 ,以后每隔 1 5～ 2 0 Penaeus vannamei is susceptible to disease under high-density pond culture conditions. Therefore, the principle of “prevention first and comprehensive prevention and cure” should be implemented so that disease-free and disease-free prevention can be achieved. From the ponds, water quality, seed, feed and daily management and so on, so as to prevent the occurrence of the disease. Fangmiao good Qing Tong disinfection work, Fangmiao regularly disinfected the body of water. Fangmiao disinfection time after 30 d, after every 15 ~ 20