定西地区历代土地开垦与气候生态环境恶化  

LAND RECLAMATION AND WORSENING OF ECOLOGICAL ENVIRONMENT IN DINGXI PREFECTURE SINCE THE DAWN OF HISTORY

作　　者：黄建林 

机构地区：[1]定西地区气象局

出　　处：《干旱气象》1996年第1期25-27,共3页Journal of Arid Meteorology

摘　　要：通过揭示定西地区历代土地不断开垦导致气候生态环境恶化的事实，提出了改善气候生态环境的措施，旨在从中记取教训——不能以毁林毁草为代价盲目扩大耕地面积。Based on the results of worsening of climatic ecological environment caused by land reclamation in Dingxi Prefecture since the dawn of history, improvement measure of climatic ecological environment has been raised.We could not damage trees and grasses to blindly expand cultivated areas. We should emphasize the importances of protecting climatic ecological environment.

关 键 词：土地 开垦 生态 气候 

分 类 号：S181[农业科学—农业基础科学]