摘要
利用聊城市1961～2010年8个气象站实测气象资料,采用最小二乘法、倾向率等方法分析聊城市主要农业气象灾害的变化趋势。结果表明,聊城市主要农业气象灾害变化趋势有升有降,其中6类主要农业气象灾害均呈下降趋势。
Analysis on change of meteorological hazards of agriculture was conducted under methods of least square and tendency rate with help of observed meteorological data from eight weather stations in Liaocheng city from 1961 to 2010.The results have shown that main agricultural meteorological hazards kept increasing, among which, six were of trend of decreasing.
出处
《农业灾害研究》
2011年第1期73-74,共2页
Journal of Agricultural Catastrophology
关键词
聊城市
农业气象灾害
变化趋势
Liaocheng city
Agricultural meteorological hazard
Changing trend
