贵州都匀市郊小兽类及鼠类数量变化的调查

A Preliminary Survey on Small Mammals in the Suburbs of Duyun, Guizhou Province

本文对都匀市郊小兽类进行了区系分布以鼠类密度变化的调查研究,共获19种,隶属3目6科10属,作了逐年数量比较,总结了区系特点及鼠类数量变化的原因。

A study of small mammals was made in 1986, 1987, and 1991 at the suburbs of Duyun, Guizhou. Two working were set up at different altitudes and habitats in the suburbs of Duyun. Nineteen species of Insectivora, Chiroptera and Rodentia were captured, the former include 2 species of Insectivora,belonging to 1 genus, 1 families and the Chiroptera 2 species, belonging 2 genus, 2 families and the Rodentia 15 species,falling into 7 genus,Mus pahari,Apodemus chevrieri and Eothenomys miletus were dominant species, accounting for 21. 2%-33.3%, 16.7-21.2% and 33% of the total species. A small mammals in the suburbs of Duyun could be divided into two ecological groups according to their distribution and habitat.