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1合理选配药物几种药物混合施用时要严格按照操作规程进行,如漂白粉、硫酸铜和敌百虫都不能与生石灰同时使用,因为前两者遇生石灰会起中和反应而失效或减弱疗效,敌百虫遇生石灰会变成敌敌畏,毒性增强10倍。又如大黄与氨水合用,药效可提高14倍。2控制施药浓度饲养鱼的发病率未超过5%时,一般不采用药物全池泼洒的方法防治,可采用食场药物挂袋篓和食场附近水域局部洒药来防治。饲养鱼的发病
A reasonable choice of drugs When mixed with several drugs to be strictly in accordance with operating procedures, such as bleach, copper sulfate and trichlorfon can not be used with quicklime, because the first two cases of lime will play a neutralizing reaction and failure or reduced efficacy , Trichlorfon encounter lime will become a dichlorvos, toxicity increased by 10 times. Another example is the combination of rhubarb and ammonia, the effect can be increased 14 times. 2 control the concentration of pesticide feeding The incidence of fish is not more than 5%, the general method does not use the drug Quanchiposa control can be used food bags and food waste near the basket of water spilled near the local control. Feeding fish’s incidence