烟叶浸汁防治鱼病,既可灭菌又能杀虫,其防治效果显著,若配以中草药内服效果更佳。一般亩用量0．25 kg～0．5 kg,水瘦少用,水肥多用,药效迅速,方法简便,成本低廉。方法一:山区李梅村潘某,养殖面积5亩,放养鱼种23 oh g,老口鱼种420kg,其中76％为草鱼,放养后投饲黑麦草150kg／天-200kg／天, 4月21日发生死鱼3尾,4月22日死鱼8尾,4月23日死鱼22尾,均为草鱼。适巧这天笔者在隔壁村的养殖协会举办水产养殖技术培训班,闻讯后随潘某翻山沿崎岖小路到达现场,目诊病鱼患细菌性烂鳃、赤皮综合症。因其家中无配备防治药物,且地理位置离城镇较远,又遇星期天,购鱼药需等到第二天,为 Tobacco dipping juice prevention and treatment of fish diseases, both sterilization and insecticide, the prevention and treatment of significant effect, if accompanied by Chinese herbal medicine better. The general amount of mu 0.25 kg ~ 0.5 kg, less water thin, water and fertilizer, rapid efficacy, the method is simple and low cost. Method one: mountain plum village Panmou, aquaculture area of ​​5 acres, stocking species 23 oh g, old mouth fish species 420kg, of which 76% grass carp, stocking ryegrass 150kg / day -200kg / day, April 21 There were 3 dead fish on the day, 8 dead fish on April 22 and 22 dead fish on April 23, both of which were grass carp. Ingenious this day I was in the village farming association aquaculture technology training classes held in the village, heard the news with Panmou over the mountain along the rugged path to the scene, the diagnosis of diseased fish suffering from bacterial gill, red skin syndrome. Because of their home without the prevention and treatment of drugs, and the geographical location far from the town, but also on Sunday, buy fish medicine to wait until the next day, for