Conclusion Four anticoagulant rodenticides have a obviously effect on Rattus norvegicus.Coumatetralyl bait adaptability is the best than others, but that of bromadiolone decrease.

• 结论4种抗凝血灭鼠剂对贵阳市褐家鼠均有较好的毒杀效果，其中杀鼠迷适口性最好，溴敌隆适口性有所下降。