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随着休闲渔业的发展,各地垂钓塘越来越多,由于垂钓塘鱼类易受伤、放养品种多、密度较大等特点,垂钓塘和普通鱼塘相比,发病更为频繁,病症也有其特殊性。笔者根据多年鱼病防治经验,简述垂钓鱼塘常见鱼病的防治。1.水霉病该病尤以早春季节较为流行,症状为局部鳞片脱落,体表长毛发炎,游动异常,食欲下降,消瘦死亡。
With the development of recreational fisheries, there are more and more fishing ponds all over the country. Due to the characteristics of fishing ponds such as fish vulnerable, stocking varieties and large density, fishing ponds are more frequent than normal fish ponds and have their own diseases Particularity. According to many years of experience in the prevention and treatment of fish diseases, the author briefly described the prevention and treatment of common fish diseases in fishing ponds. 1. Water mildew The disease is particularly prevalent in the early spring, the symptoms of local scales off, body surface hair loss, abnormal swimming, loss of appetite, weight loss death.