中国沙漠 ›› 1985, Vol. 5 ›› Issue (2): 44-50.

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  1. 中国科学院兰州沙漠研究所
  • 出版日期:1985-06-20 发布日期:1985-06-20

A Preliminary Study on the Processes of Desertification in the Northern Part of the Loess Grassland Areas in the Eastern Gansu

Yang Zucheng   

  1. Institute of Desert Research, Academia Sinica
  • Online:1985-06-20 Published:1985-06-20

摘要: 本文根据实地调查和制图所获资料,讨论陇东黄土草原区北部土地沙漠化的分布,特征与发生演变原因的基础上,进而依据土地沙漠化形成发育的阶段,划分土地生态质量区。这对我国黄土地区北部沙漠化土地的合理整治具有借鉴作用,

Abstract: This paper, basised on the data gained from sport survey and charting, has discussed the distributions, the characters, and the reasons of the evolution of the desertification processes in the norhtern part of the loess grassland areas in the Eastern Gansu. Further more, according to the stages of formation and development desertified lands. this paper has divided the land ecological quality areas. It has a useful reference to the rational control of the desertified lands in the northern part of the loess regions in our country.