目前,我国农村广大养鳖者,主要是依靠肉眼来检查鳖病。即用人的眼睛对病鳖进行全面细致的检查,根据病鳖的显著症状和所能看到的寄生虫进行诊断。采用这种方法,要求作为检查材料的病鳖症状明显,尚未死亡或刚死不久,数量要求3～5尾。肉眼检查又可分为离水检查和带水检查两种类型。 At present, the vast majority of rural turtles in our country are mainly relying on the naked eye to check the turtle disease. That is, the human eye on the sick turtle to conduct a comprehensive and detailed examination, according to the symptoms of diseased turtle and can see the parasite diagnosis. With this method, the symptoms of sick turtles, which are required as inspection materials, are obvious, and have not yet died or just died soon, and the number of them requires 3 to 5. Macroscopic examination can be divided into water from the water inspection and inspection of two types.