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一、烂鳃病 1.将大黄(干品)浸泡在0.3％氨水中12小时后全池泼洒。大黄与氨水的用量比例为0.05:1,使池水药物浓度为2.5ppm～3.7ppm。 2.将乌桕叶干粉(或鲜叶)放在石灰乳(石灰与水之比为1:5)中煮沸10分钟后,再用池水稀释,遍洒全池。乌桕叶干粉(或鲜叶)与石灰乳的用量比例为0.05(0.2):1,使池水的药物浓度为3.75ppm。
First, gill disease 1. The rhubarb (dry goods) soaked in 0.3% ammonia in 12 hours after Quanchiposa. Rhubarb and ammonia in the ratio of 0.05: 1, so that the water concentration of 2.5ppm ~ 3.7ppm. (2) The dried black-leaf dried leaves (or fresh leaves) on the milk of lime (lime to water ratio of 1: 5) boiled for 10 minutes, then diluted with water, all over the pool. The ratio of the amount of dry leaves (or fresh leaves) of Wuhuang leaves to the amount of lime milk is 0.05 (0.2): 1, so that the concentration of the drug in the water pool is 3.75ppm.