【摘要】 利用1971～2007年抚顺地区章党站、清原站、新宾站3个气象站的气候资料,采用线性气候倾向率方法,对年和春、夏、秋、冬四季的光、水等主要农业气候资源要素进行了诊断分析。结果表明,近37年来,抚顺地区降水量出现减少趋势,趋势并不剧烈,但季节性不同,秋季降水减少最显著,与其相关的蒸发潜力变化趋势也并不明显;太阳辐射与日照时数变化趋势一致,均呈下降趋势,夏季更少。抚顺地区总体的气候变化存在以降水、日照逐渐减少为主要特点的暖干化趋势,秋季更为显著。更多还原

【Abstract】 Based on annual and seasonal climatic data of 3 weather stations in Fushun from 1971 to 2007,using linear climatic tendencies ratio method,the main agricultural climate resources of the year,spring,summer,fall,winter were analyzed in detail.The results showed that in the recent 37 years in Fushun,the overall changing tendency of agricultural climatic resources in Fushun is getting warmer and drier especially in autumn,which are characterized mainly by obvious increase of temperature,decrease of precipitation and sun-shining hours.更多还原