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Table 4 Significance and correlation between deposition flux with time and site

From: Deposition of water-soluble inorganic ions in PM2.5 in a typical forestry system in Beijing, China

Ions deposition flux Time Site
Sig. Pearson Correlation Sig. Pearson Correlation
F
 Na+ 0.001 −0.573a 0.065  
 NH4+ 0.001 −0.578a 0.906  
 K+ 0.002 −0.454a 0.001 0.413a
 Mg2+ 0.009 −0.437a 0.001 0.437a
 Ca2+ 0.000 −0.651a 0.113  
 Cl 0.001 −0.556a 0.176  
 NO3 0.023 −0.418b 0.330  
 SO42− 0.000 −0.595a 0.026 0.278b
  1. a: Correlation is significant at the 0.01 level (2-tailed). b: Correlation is significant at the 0.05 level (2-tailed)