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ou E istributi Camellia japonica 
e 4 Distribution of Fagus crenata Figure 5 Distribution of i S 
pique and Qurcus mongolica and Castanopsis cuspidata var. Sieboldii 
Occurrence ratio (%) 
Occurrence ratio (%) 
45 7 
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Mean annual temperature (C) 
Figure 6 Mean annual temperature and occurrence ratio 
  
  
Annual precipitation (mm) 
Figure 7 Annual precipitation and occurence ratio 
55