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《Journal of Shandong Agricultural University(Natural Science Edition)》 2007-01
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YU Qun WANG Xin MU Qin ZOU Yu-ling WANG Fang (Shandong Meteorological Center,Jinan 250031,China)  
Based on the monthly air temperature data from eighty meteorogical stations in Shandong Province from Dec to Feb during 1961~2005 and by statistic analysis,the yearly elemental distribution patterns and changing trends of the primary model were analyzed.The results show that there are 3 patterns in the normalized winter temperature and the concurrently warmer or colder type all over the province is the primary pattern,the probability reaches over 80%.The other patterns that the east is warmer(colder)and the west is colder(warmer) or the north is warmer(colder)and the north is colder(warmer)occur in some year,however the degree doesn' t reach abnormity standard by WMO,There are remarkable increasing trends in the variations of the first princi- pal component of normalized winter months temperature,and meanwhile there are 2~6a oscillation periods in different times.
【CateGory Index】: P463.1
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