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夏季气温升高,是鱼类发病旺季,搞好鱼病防治工作,是提高池塘成鱼产量,提高经济效益的关键。鱼病防治必须以预防为主,防重于治。注意改善池塘环境条件,搞好饲养管理,以减少鱼病发生,万一发生了病情就要及时诊治。下面将夏季常见的几种鱼病的防治方法作一简介。1、擦皮瘟[症状]病鱼体表面部出血,鳞片脱落,鳍茎充血,鳍条开裂,病鱼瘦弱、离群独游。[防治方法](1)在池塘草架下,用漂白粉挂篓,每篓装漂白粉3—4两,连挂三天。根据鱼的病情,也可全池泼洒,每立方米水体用药1克,注意泼洒均匀。(2)以每百斤鱼用一斤穿心连煎水制成药饵,每星期使用1—2次。(3)每亩水面用2斤五倍子泡汁全池泼洒。
Summer temperatures, is the peak season for fish disease, do a good job in fish disease prevention and control work is to raise the pond into fish production and improve economic efficiency of the key. Prevention of fish diseases must be based on prevention, prevention and treatment. Pay attention to improving the environmental conditions of ponds, improve feeding and management, in order to reduce the occurrence of fish diseases, in the event of illness should be timely diagnosis and treatment. The following will be several common summer fish disease prevention and control methods for a brief introduction. 1, Scratch plague [Symptoms] The surface of the diseased fish body bleeding, scales off, congestion of the fin stem, ray cracked, diseased fish emaciated, outlier solitary tour. [Control methods] (1) under the pond grass frame, with floating powder basket, each basket loaded with bleach 3-4 two, even hanging for three days. According to the fish’s condition, but also Quanchiposa, 1 g of water per cubic meter of medication, pay attention to spill evenly. (2) Per kilogram per kilogram of jelly with Jianshui made of bait, 1-2 times a week. (3) Acre water with 2 kg gall juice Quanchiposa.