我国应用敌鼠钠灭鼠已多年，毒饵浓度多数为５／万，个别的高达１０／万。为避免盲目提高毒饵浓度而致鼠类抗药性的产生，降低成本，节省开支，１９９７年１１月在宜良县大面积灭鼠中用４／万敌鼠钠毒饵，取得良好效果。１概况宜良县地处云南中部，距昆明市５４ｋｍ，总面... China has been using sodium pentameter rodent for many years, most of the concentration of poison bait 5 / million, up to 10 / individual million. In order to avoid blindly raising the poison bait concentration, the generation of drug-resistant mouse, reduce costs and save expenses, in November 1997 in Yiliang large area rodent with 4/10000 anti-rat sodium bait, and achieved good results. 1 Overview Yiliang County is located in the central part of Yunnan Province, 54km away from Kunming, with a total area of ​​...