苏州市家栖鼠群落演替及其原因

Community Succession of the Commensal Rodents and the Reasons in Suzhou Urban Districts

目的 探讨苏州市区家栖鼠的群落演替及其原因 ,制定科学、合理的防制对策。方法 夹夜法捕鼠。结果 1991～ 2 0 0 0年的 10年间 ,苏州市家栖鼠群落结构发生了较大变化 ,褐家鼠种群数量不断增加 ,成为优势种 ;小家鼠和黄胸鼠的种群数量逐渐减少。结论 城市环境改造和人为干预活动 ,改变了鼠类栖息的生态环境和栖息场所 ,家栖鼠的群落结构也发生了相应变化。

Objective To investigate the commensal rodents' community structure variation and analyze the reason in Suzhou urban districts. Methods Night trapping method. Results Rattus norvegicus has been increasing, but Mus musculus and R.flavipectus have been reducing for 10 years. Suncus murinus has not been caught since 1996 in Suzhou urban districts. Conclusion The variation of commensal rodents' community structure in Suzhou was due to the rodents' habitat destroyed for municipal construction and the human's intervention.