The current research aimed to determine temporal and spatial patterns of temperature accumulation in Shandong Province during recent 50 years(1961-2010). Based on the daily meteorological data from Chinese international exchange of ground stations,four variables(≥0℃ temperature accumulation, ≥10℃ temperature accumulation, ≥0℃ duration, and ≥10℃ duration) were analyzed by using GIS technique, climatic trend rate, Mann-Kendall abrupt change analysis methods, and Morlet wavelet methods.Results demonstrated tha...