摘要
本文根据近几年来对渭北旱原的调查研究,分析了干旱、雨涝、霜冻、大风、冰雹、病虫草鼠等自然灾害和各种人为灾害对发展粮食生产的影响,寻找灾害形成的原因,并提出相应之对策。
Based on the studies of Weibei Dry Area in recent years, the effects of natural and artificial calamity on grain production were analyzed.And the reasons of the calamity and the countermeasures were also proposed.
出处
《生态经济》
1992年第3期53-56,共4页
Ecological Economy
关键词
生态经济
粮食
灾害
防治
陕西
Calamity Prevention and cure countermcasures
