近年来,由于环境条件恶化以及对虾养殖的大面积兴起,每年都大范围暴发虾病,对养殖户造成了不同程度的损害。有些养殖户,在发生虾病时盲目用药,不但没有抑制虾病的发生,而且还造成成本投入过大,影响了养殖的经济效益。笔者认为,养殖过程中要注意合理用药。首先合理用药在于正确 In recent years, due to the deterioration of environmental conditions and the large-scale rise of shrimp farming, shrimp disease has been widely reported every year, causing some damage to farmers. Some farmers, blind in the event of shrimp disease medication, not only did not inhibit the occurrence of shrimp disease, but also caused the cost of investment is too large, affecting the economic benefits of farming. The author believes that the breeding process should pay attention to the rational use of drugs. First, the proper medication is correct