Parameter | Unit | Mean | Standard error | Range | |
Fertility | pH1:2 | (25˚C) | 7.44 | 0.18 | 4.29 |
EC | (dS/m) | 1.30 | 0.44 | 8.22 | |
Org matter | (%) | 1.38 | 0.19 | 3.83 | |
N inor | (mg/L) | 24.22 | 2.49 | 41.91 | |
P ava | (mg/L) | 64.56 | 16.87 | 305.59 | |
Na* | (mg/L) | 557.81 | 137.40 | 2635.78 | |
K* | (mg/L) | 427.88 | 66.59 | 1214.11 | |
Ca* | (mg/L) | 5182.47 | 574.09 | 12635 | |
Mg* | (mg/L) | 845.85 | 82.75 | 1494.21 | |
Fe* | (mg/L) | 23.22 | 5.12 | 124.42 | |
Mn* | (mg/L) | 36.45 | 8.20 | 147.15 | |
Zn* | (mg/L) | 2.78 | 1.42 | 34.35 | |
Cu* | (mg/L) | 1.99 | 0.27 | 4.36 | |
CEC | (meq/100g) | 36.34 | 3.54 | 70.95 | |
Clay | (%) | 44.37 | 3.57 | 60.88 | |
Silt | (%) | 28.35 | 3.23 | 60.88 | |
Sand | (%) | 27.57 | 3.59 | 66.72 | |
Salinity | pH sat | (25˚C) | 8.02 | 0.14 | 3.45 |
% sat | (%) | 50.22 | 3.20 | 60 | |
Na˚ | (meq/L) | 5.42 | 1.78 | 33.47 | |
K˚ | (meq/L) | 0.48 | 0.10 | 2.27 | |
Ca˚ | (meq/L) | 7.95 | 2.95 | 55.15 | |
Mg˚ | (meq/L) | 3.35 | 1.29 | 22.5 | |
SAR | * | 2.55 | 0.54 | 10.18 | |
CO3 | (meq/L) | 0.20 | 0.05 | 0.8 | |
HCO3 | (meq/L) | 4.06 | 0.64 | 14.7 | |
Cl | (meq/L) | 7.72 | 3.44 | 67.26 | |
SO4 | (meq/L) | 0.49 | 0.15 | 3.46 |