看了本刊1996年第2期“彭泽鲫体表寄生鲫单极虫初报”，我们所就进行了彭泽鲫体表寄生鲫单极虫的预防与治疗的研究，得到了理想的效果。现将具体方法介绍如下：l流行情况及症状鲫单极虫寄生在15cm至5cm的鲫鱼鱼苗体表，主要流行时间为5——8月，盛行期为6—7月，病灶达几处至几 After looking at the first issue of the first issue of the Monopositives of the Parasitic Crucian Carp Crucian Carp in Pengze, 1996, No. 2, we conducted a study on the prevention and treatment of Monopods of the crucian carp crucian carp crucian carp, and obtained the ideal effect. Now the specific methods are described as follows: l prevalence and symptoms crucian carp parasitic in 15cm to 5cm crucian carp body surface, the main epidemic time for the 5-8 months, the prevalence of 6-7 months, up to several lesions to a few