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Table 2 Pearson correlation coefficients between physicochemical variables measured at various farmlands in mid Taiwan (n=55)

From: Biodiversity of soil algae in the farmlands of mid-Taiwan

  Chl-a pH EC HU TC TN OM
pH −0.64*       
EC 0.49 −0.68**      
HU 0.73*** −0.08 0.42     
TC 0.71** −0.39 0.77** 0.58*    
TN 0.63* −0.82*** 0.67** −0.11 0.73**   
OM 0.52* −0.43 0.22 0.72* 0.83*** 0.69*  
CC 0.41 −0.12 0.24 0.51 0.25 −0.11 0.39
  1. CC: canopy coverage; Chl-a: chlorophyll-a; EC: electrical conductivity; HU: humidity; OM: organic matter; TC: total carbon; TN: total nitrogen. The significance level: ***, p < 0.001; **, p < 0.01; *, p < 0.05.