摘要
根据旱涝灾害和播种面积等资料，分析黑龙江省旱涝灾害的时空变化特点。
Based on data of drought and waterlogging disaster and planting area etc.,this paper analysed the temporal and spatial variation characteristics of drought and waterlogging disaster in Heilongjiang province.
出处
《黑龙江大学工程学报》
1997年第Z1期124-128,共5页
Journal of Engineering of Heilongjiang University
关键词
旱灾
涝灾
时空变化
drought disaster,waterlogging,temporal and spatial variation.
