黄胸鼠对杀鼠灵和溴敌隆抗药性实验室检测报告

目的试验观察未频繁使用抗凝血灭鼠剂的长沙市城区黄胸鼠对杀鼠灵和溴敌隆抗药性发生率。方法用0.025%杀鼠灵毒饵和0.005%溴敌隆毒饵进行无选择性摄食试验。结果 0.025%杀鼠灵毒饵和0.005%溴敌隆毒饵投药期18d,黄胸鼠对杀鼠灵抗药性发生率为43.48%（10/23）,对溴敌隆抗药性发生率为21.21%（7/33）。结论在长沙市城区,近年来未频繁使用抗凝血灭鼠剂的地方,黄胸鼠仍存在对杀鼠灵和溴敌隆的抗药性。

Laboratory test of the resistance of Rattus tanezumi to warfarin and bromadiolone

Objective To determine the resistance of Rattus tanezumi to warfarin and bromadiolone in Changsha city where anticoagulants were not frequently used.Methods A non-selective feeding trial was conducted using 0.025% warfarin and 0.005% bromadiolone baits.Results After 18 days＇ application of 0.025% warfarin and 0.005% bromadiolone baits,dosage,the occurance rate of warfarin-resistant R.tanezumi was 43.48%（10/23）,and that of bromadiolone-resistant ones was 21.21%（7/33）.Conclusion Resistance of R.tanezumi to warfarine and bromadiolone still exists in Changsha city where anticoagulants were not frequently used in recent years.