摘要
本文报道了作者在1979～1986年对陕西宁陕地区的火地塘、旬阳坝、菜子坪、沙沟、平河梁等地的啮齿动物区系和垂直分布的调查研究,该地区的啮齿动物共计25种,分属2目9科.其中东洋界12种,占48％;古北界10种,占40％;广布种3种,占12％.在该地区还采到数只大足鼠(Rattus nitidus),为陕西省首次记录.
From 1979-1986, the writers investigated fauna and ecology of rodents in Ning-Shaan area of Qinling mountain of Shaanxi province.This paper deals with the Rodent fauna and its vertical distribution. There are 25 species belonging to 2 orders, 9 families and 2 subfamilies(Tabe 1).Of these, the Rattus nitidus prove to de new records to Shaanxi. There are 12 species of Oriental realm species, 10 species of Palaearctic realm species and 3 species of widely spread species. According to the distribution of rodents and the vegetation conditions, the area covered may be divided into three vertical zones. 1. Zone of deciduous forests(alt. 800～1400m). 2. Zone of mixed forests(alt. 1400～2000m). 3. Zone of coniferous forests(alt. 2000～2965m).
出处
《陕西师大学报（自然科学版）》
CSCD
1989年第4期41-45,共5页
Journal of Shaanxi Normal University(Natural Science Edition)
关键词
啮齿动物
垂直分布
宁陕地区
rodent
vertical distribution
ning-shaan area
