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中国沙漠 ›› 1994, Vol. 14 ›› Issue (2): 83-85.

• 论文 • 上一篇    下一篇

靖远、会宁、固原三角地带半干旱环境的啮齿动物群

陈钧, 黎军   

  1. 兰州大学, 兰州 730000
  • 收稿日期:1993-11-14 出版日期:1994-09-20 发布日期:1994-09-20

THE SEMI-ARID HABITAT OF RODENT GROUPS IN TRIANGULAR BELT OF JINYUAN,HUINING AND GUYUAN IN GANSU AND NINGXIA

Chen Jun, Li Jun   

  1. Department of Geography, lanzhou University, lanzhou 73000
  • Received:1993-11-14 Online:1994-09-20 Published:1994-09-20

摘要: 靖远、会宁、固原地处我国黄土高原的西部半干旱干草原生态环境,植被稀疏,生态环境脆弱,动物种类亦较为贫乏。根据自然环境、啮齿动物种类和分布的情况,该区大致可分为四个生态地理型──森林灌丛、干草原、荒漠草原和农田。

关键词: 啮齿动物, 干草原, 生态环境

Abstract: The triangular belt of Jingyuan,Huining and Guyuan is located on the west loess plateau,belonging to temperate semi-arid Climate,According to the topographical features and vegetation distribution,the habitats of rodents in the triangular belt can be divided into four ecological geographical types;1 Forest and bush ecological geographical tylpe:mainly including Eutamias sibiricus,Sciurofamis davidanus and Awtemus agraius.2 Dry steppes ecological geographical type:mainly including Ochotona davrica,Citellus dauricus and lepes tolai.3 Desert steppes ecological geographical type:mainly including Meriones,meridanus Meriones opimus and Allactaga sibiriea.4 Farmland ecological geographical type:mainly including Cricetulus migratorius,Myospalax fontanierii and Cricertulus barabensis