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Table 4 Correlation table for Freundlich model coefficients and soil properties

From: Phosphorous status and adsorption characteristics of acid soils from Cheha and Dinsho districts, southern highlands of Ethiopia

 

CEC

M-3 P

Alox

Feox

OC

Clay

HCl-P

NaOHPi

NH4Cl-P

Pox

exAl

Kf

− 0.81**

− 0.79**

0.87**

0.89**

− 0.86**

0.84**

− 0.75**

0.62*

− 0.84**

− 0.91**

0.78**

PBCf

− 0.80**

− 0.78**

0.86**

0.88**

− 0.85**

0.84**

− 0.74**

0.61*

− 0.84**

− 0.91**

0.77**

SPR

− 0.84**

− 0.83**

0.89**

0.91**

− 0.89**

0.85**

− 0.77**

0.65*

− 0.86**

− 0.91**

0.81**

N

0.90**

0.94**

− 0.94**

− 0.94**

0.93**

− 0.90**

0.88**

− 0.77**

0.93**

0.93**

− 0.79**

  1. CEC cation exchange capacity, M-3 P Mehlich-3 P, Alox oxalte extractable Al, Feox oxalate extractable Fe, OC organic carbon, HCl-P HCl extractable P, NaOH-Pi NaOH extractable inorganic P, NH4Cl-P NH4Cl extractable P, Pox oxalte extractable P, exAl exchangeable Al