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. 2013 Dec 17;4:2918. doi: 10.1038/ncomms3918

Table 1. Best-fit models identified for each crop and country or region.

Country/region Crops
  Rice Wheat Maize
Africa      
 East     LUP*
 Central     LLP
 West     LLP
       
America      
 Argentina   L, EXP PW+, EXP
 Brazil     PW+
 Canada   LLP  
 United States      
  California LUP    
  South-central LLP    
  South Great Plains   LUP  
  Central Great Plains   L, EXP  
  North Great Plains   LLP, EXP  
  Eastern corn belt     L, EXP
  Western Corn Belt      
   Irrigated     L, EXP
   Rainfed     L, EXP
       
Asia      
 Bangladesh PW+    
 China LUP L PW−
 India L LUP LLP
 Indonesia PW−    
 Japan L, LUP    
 Korea LUP *    
 Philippines L    
 Thailand PW+    
 Vietnam LLP    
       
Europe      
 Denmark   LUP  
 France   LUP LUP
 Germany   LUP  
 Italy     LUP
 The Netherlands   LUP  
 United Kingdom   LUP  
       
Oceania      
 Australia   L, EXP  

L, linear (no plateau); QP, quadratic plateau; PW, piecewise with (+) increasing or (−) decreasing rate after breakpoint year; LUP or LLP, linear with upper or lower plateau; EXP, compound exponential.

*Box–Cox procedure indicates that reciprocal transformation improves model fit.