近几年来,随着养殖南美白对虾技术的日趋成熟,放养密度的越来越高和产量不断提高的同时,以及天气气候的突变等影响,养殖水域环境所承受的压力也越来越大。因池水水质问题造成虾体生长缓慢,虾病、泛塘死虾、虾产品质量下降等现象也较为普遍,特别是易为病害的发生和流行创造条件, In recent years, along with the maturation of Penaeus vannamei, higher and higher stocking densities and higher yield, as well as the impact of sudden changes in weather and climate, the pressure on the environment of farmed waters is also growing. Due to the water quality problems caused by slow growth of shrimp body, shrimp disease, Pan Tong dead shrimp, shrimp product quality degradation is also more common, especially for the occurrence and prevalence of diseases to create conditions,