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黄鳝在自然环境条件下,抗病能力很强。但在人工养殖条件下,由于放养的密度大,投喂的饵料多,环境变化较频繁,也很容易生病。现介绍几种黄鳝常见疾病的防治。一、腐皮病该病由养殖环境恶化,鳝体受伤,荧光假单胞菌侵入所致。病鳝体表局部或大部分充血发炎,呈现许多大小不同的红斑,腹部两侧皮肤糜烂,烂成漏斗状的小洞,可见骨骼和内脏。该病发病季节为5～9月份,可导致大批鳝鱼死亡,危害极大。
Eel in the natural environment, disease resistance is very strong. However, under the conditions of artificial breeding, due to the stocking density, feed more food, the environment changes more frequently, but also very easy to get sick. Now describes the prevention and treatment of several common diseases eel. First, rot disease The disease by deteriorating farming environment, eel injured, caused by the invasion of fluorescent Pseudomonas. Diseases of the eel body part or most of congestion hyperemia, showing many different sizes of erythema, abdomen on both sides of the skin erosion, rotten into funnel-shaped holes, visible bone and internal organs. The onset of the season for the 5 September, can lead to a large number of eel death, great harm.