Research Article

Explaining Soil Fertility Heterogeneity in Smallholder Farms of Southern Ethiopia

Table 4

Pearson correlation matrix of soil properties in the studied districts in Ethiopia.

SandSiltClaypHTNOCPSBCuFeMnZnCaKMgCEC
%%%mg/kgcmol (+)/kg

Sand1.00.66−0.800.28−0.35−0.240.19−0.14−0.05−0.080.19−0.130.110.200.04−0.10−0.05
Silt1.00−0.980.31−0.20−0.070.29−0.150.040.010.37−0.210.260.280.06−0.070.02
Clay1.00−0.320.250.12−0.280.16−0.020.01−0.350.20−0.24−0.28−0.060.080.00
pH1.00−0.16−0.140.44−0.350.330.27−0.200.370.380.660.650.520.53
TN1.000.950.130.280.240.30−0.04−0.030.20−0.030.180.060.19
OC1.000.140.250.240.340.01−0.110.270.000.180.010.18
P1.000.040.420.43−0.030.230.480.550.580.360.52
S1.000.05−0.07−0.05−0.09−0.08−0.27−0.05−0.22−0.08
B1.000.35−0.140.340.320.390.520.350.43
Cu1.00−0.040.190.400.470.390.430.50
Fe1.00−0.42−0.02−0.09−0.30−0.22−0.27
Mn1.000.250.280.470.280.32
Zn1.000.390.480.210.35
Ca1.000.630.770.89
K1.000.620.69
Mg1.000.86
CEC1.00

, , significant at , respectively.