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中国农学通报

中国农学通报 ›› 2010, Vol. 26 ›› Issue (23): 341-344.

• 资源 环境 生态 土壤 气象 • 上一篇    下一篇

关于沙漠化概念的意见分歧及其成因浅析

杨永梅   

  • 收稿日期:2010-04-29 修回日期:2010-06-01 出版日期:2010-12-05 发布日期:2010-12-05
  • 基金资助:

    国家重大基础预研项目

ANALYSIS ON THE DIFFERENC NOTION OF CONCEPTION OF DESERTIZATION AND ITS CAUSE

  • Received:2010-04-29 Revised:2010-06-01 Online:2010-12-05 Published:2010-12-05

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摘要：

科学概念对于学术交流和科学研究很重要。针对当前学术界关于沙漠化概念意见分歧很大的原因，本文查阅了大量文献，分析了学者们提出的不同沙漠化概念及其产生分歧的原因，研究结果表明：（1）沙漠化成因是沙漠化概念产生分歧的原因所在；（2）我国北方沙区曾经历过沙漠化正、逆过程的波动，其中有自然成因，也有人为成因，所以沙漠化概念不应局限在成因问题上；（3）沙漠化就是因风力而形成的沙质荒漠化。

关键词: 结实率, 结实率, 千粒重, 气温

Abstract:

Conception is very important to science communication and science research. In allusion to controversy on the conception of desertization among scientists, the author refers to a lot of literatures and analyzes diverse of conceptions of desertizcation and its reasons in the paper. This study has found out that divarication on the conception of desertization is due to its cause; while deserts and sands in the north of china have positive and passive process owing to natural and artificial reasons; and the conception of desertization is that wind power results in sandy desertification.

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