内蒙古伊金霍洛旗的啮齿动物生态地理

A STUDY ON ECOLOGICAL GEOGRAPHY OF RODENTS IN YIJINHUOLUO BANNER, INNER MONGOLIA

本文通过1987年7—8月间对伊克昭盟的准格尔旗、伊金霍洛旗及东胜市区进行的啮齿动物的调查，根据地理环境、啮齿动物种类和分布，其栖息环境大体分为干草原、荒漠草原和农田生态地理型且其地理分布及种类成份以蒙新区为主要成份。现仅将伊金霍洛旗的调查资料整理成文，予以报导。

Yijinhuoluo Banner is located in the southeast of Yikezhao League, where is the plateau with hight between 1 300 and 1 500m above sea level. According to the topographical feature,the vegetation distribution,and the habitant of rodents,ecological geographical types of the plateau are divided into three as follows.1. Dry steppe type: the main habitat of Lepus Tolai,Ochotona Daurica and Citellus dauricus.2. Desert steppe type: the main habitat of Meriones Merdianus,Meriones unguiculatus and Allactaga Sibirca.3.Farm type: the main habitat of Myospalax Fontanterii,Cricetulus Barabensis and Microtus Bandti.