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《Journal of Anhui Agricultural Sciences》 2009-18
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Analysis on the Variation Characteristics of Climate in Grain Production Area in the East of Liaoning Province from 1960 to 2008

LI Lan et al(Institute of Atmosphere Science,Nanjing University,Nanjing,Jiangsu 210093)  
The air temperature,precipitation,accumulative temperature,sunshine duration,frozen soil and frost-free season data in 5 weather stations in grain production area of the eastern Liaoning from 1960 to 2008 were analyzed by statistic method.The results indicated that air temperature and frost-free season showed an increasing trend,while precipitation,sunshine duration and frozen soil depth decreased during recent 49 years.The first accumulated temperature date was ahead and the last day was delayed.The first frost date was delayed and the last frost date was ahead.
【CateGory Index】: S162
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