早在五十年代,老鼠就列为“四害”之一。灭鼠工作曾取得很大成绩。 现在,为什么老鼠如此猖獗发生呢?主要的原因有两个:其一,老鼠有着惊人的繁殖能力。其二、长期用药毒鼠,也毒死老鼠的天敌,如家 As early as the fifties, the mouse was listed as one of the four victims. Rodent control work has made great achievements. Now why are mice so rampant? There are two main reasons for this: First, rats have amazing reproductive capacity. Second, long-term drug tetramine, also poisoned the natural enemies of mice, such as home