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化学灭鼠剂按作用途径分两类:①能产生剧毒气体,吸入致死的叫熏杀剂,如氯化苦、磷化铝、溴甲烷等。熏杀灭鼠快速、高效,灭鼠同时兼杀虫,但只能用于仓库、船舰等有密封条件的环境。②经口食入,消化道吸收致死的叫胃毒剂,这就是通常人们所说的鼠药。鼠药也分两类:吃一次可以达到致死剂量,短时间毒发死亡的叫急性鼠药;作用缓慢,吃好几天才死亡的叫慢性鼠药。从急于除害的愿望出发,不少人喜欢用急性
Chemical rodenticides divided by two ways: ① can produce highly toxic gases, inhaled lethal called smoky, such as chloropicrin, aluminum phosphide, methyl bromide and so on. Smoked and killed rodent fast, efficient, rodent kill insects at the same time, but only for the warehouse, ships and other sealed conditions of the environment. ② oral intake, lethal gastrointestinal absorption called stomach poison, which is usually referred to as rat poison. Rodent also divided into two categories: eat once to achieve the lethal dose, a short time poisoning death called acute rat poison; slow, eat a few days before death is called chronic rat poison. Starting from the desire to eradicate harmful effects, many people like to use acute