摘要
本文以农业灾害统计资料为基础,较系统地分析和探讨建国以来各阶段、各地区的旱灾状况及灾情的波动特征,旱灾和灾情的区域分异特征。分析旱灾对我国粮食产量的影响,提出减灾对策。
The study on the geograghical distribution and disastrous condition ofdrought in China is of great importance to its control and forecast. Theanalyses of statistics about the ratural disasters in China show: thedrought in our country is becoming strongger during the last 40 years;the driest areas are Huang-Huai-Hai Plain, Loess Plateau, Northeast Chinaand Sichuan Basin; the disaster ratio caused by drought are high in TibetPlateau and Loess Plateau. Finally, some countermeasures to ease off thedrought are put forward.
出处
《干旱区资源与环境》
CSCD
1991年第4期1-8,共8页
Journal of Arid Land Resources and Environment
关键词
旱灾
灾情
成灾率
中国
Drought
The condition of a disaster
The disaster ratio caused by drought
