摘要
利用吉林西部近50年的农业成灾面积统计资料和气象资料,提示了西部的农业旱灾整体呈波动上升的变化趋势。特别是进入20世纪80年代以后,在全球温暖化的大环境背景下,旱灾已成为当地农业可待续发展的最主要的障碍因素,并引起一系列的生态环境问题。影响农业的旱灾既有自然因素又有人为因素。针对吉林西部的旱灾,提出了一系列减灾对策。
Based on the statistical data of area affected by agricultural disasters and climate data of recent 50 years in west Jilin, the general tendency that agricultural drought disasters in west Jilin ascend in a curve is put forward Especially after the 1980s, under the circumstances of global warming, the drought disasters become a major obstacle to the sustainable development of local agriculture and result in a series of environment problems Drought disasters affecting agriculture are ascribed to both natural and human factors Some strategies for drought disaster reduction in west Jilin are put forward
出处
《灾害学》
CSCD
2003年第2期27-31,共5页
Journal of Catastrophology
关键词
农业旱灾
变化趋势
成因分析
减灾对策
吉林西部
Agricultural drought disaster
tendency
cause analysis
disaster countermeasures
west Jilin
