Variable | Dry season | Rainy season | ||
pH H2O (1:2.5) | 7.39* | (0.14) | 6.95* | (0.06) |
DOC Dissolved Corg (mg·L−1)* | 178.70* | (15.16) | 128.54* | (7.33) |
Corg (%) | 12.21 | (0.72) | 11.36 | (0.58) |
Ntotal (%) | 0.90 | (0.07) | 0.82 | (0.04) |
Exchangeable cations (Cmol(+) kg−1) | 75.74* | (2.29) | 64.70* | (1.47) |
CEC (cmol(+) kg−1) | 52.04* | (1.44) | 59.30* | (1.28) |
ESP (%) | 2.56* | (0.25) | 0.89* | (0.07) |
EC (dS cm−1) | 1.50* | (0.15) | 0.56* | (0.07) |
Na+ (cmol(+) kg−1) | 8.90* | (0.83) | 1.59* | (0.62) |
NH+ 4 (cmol(+) kg−1) | 1.22* | (0.14) | 0.91* | (0.18) |
K+ (cmol(+) kg−1) | 3.19* | (0.41) | 1.43* | (0.34) |
Ca2+ (cmol(+) kg−1) | 12.40* | (1.86) | 4.89* | (1.01) |
Mg2+ (cmol(+) kg−1) | 15.38* | (2.54) | 4.93* | (1.25) |
Cl− (cmol(+) kg−1) | 6.25* | (0.90) | 0.91* | (0.43) |
NO− 3 (cmol(+) kg−1) | 0.22 | (0.07) | 0.66 | (0.90) |
SO2− 4 (cmol(+) kg−1) | 35.16* | (5.24) | 10.70* | (2.52) |
HCO− 3 (cmol(+) kg−1) | 2.05* | (0.28) | 1.30* | (0.15) |