日本近年老鼠成灾,每年因鼠害损失粮食至少有42万吨。液态氮灭鼠法效果很好,无毒无臭,使用得当对人、畜、禽、作物等均无害。具体做法:发现鼠洞后,将带有定量杯的液氮灌拿到洞边,把定量杯放进洞口,向洞内加压注入300—500毫升的液态氮 In recent years, Japan’s mice have been harmed. At least 420,000 tons of grain are lost each year due to rodent damage. Liquid nitrogen rodent control law is very good, non-toxic odorless, properly used on people, livestock, poultry, crops, etc. are not harmful. Specific practices: After the discovery of rat hole, the liquid nitrogen with a quantitative cup of irrigation to the hole edge, the quantitative cup into the hole to the hole pressure injection of 300-500 ml of liquid nitrogen