Principal Component PC-1 PC-2 PC-3 PC-4
Eigenvalues 5.52 3.88 3.10 1.93
Variance (%) 32.48 22.83 18.24 11.33
Accumulative variance (%) 32.48 55.31 73.54 84.87
BD (Mg m-3) -0.62 0.27 -0.61 -0.05
Ksat (cm h-1) 0.80 -0.42 -0.31 -0.05
TP (%) 0.33 0.16 0.80 0.09
AP (%) 0.81 -0.53 -0.08 -0.02
RP (%) -0.48 0.54 0.56 0.08
TOC (%) 0.48 -0.75 0.53 0.05
pH -0.29 0.70 -0.31 0.38
Exchangeable acidity 0.77 0.22 0.38 -0.36
Al3+, meq 100 g s-1 0.32 0.69 -0.02 -0.45
P mg kg-1 0.75 0.22 -0.51 -0.10
K+, meq 100 g s-1 0.56 0.58 0.42 0.24
Ca2+, meq 100 g s-1 0.70 0.52 -0.11 0.36
Mg2+, meq 100 g s-1 0.64 0.63 0.14 0.29
Cu, mg kg-1 0.15 0.22 -0.47 0.52
Zn, _mg kg-1 0.79 0.04 -0.50 -0.03
Biomass (kg ha-1) -0.10 -0.29 0.37 0.75
Worms -0.14 0.56 0.25 -0.57