| Uncultivated plots (fallow land) | Standards | |||
Physico-chemical parameters | Mini | Maxi | Mean | SD |
|
pH (Cmol/kg) | 5.42 | 7.02 | 6.38 | 0.46 | 5.5 ≤ pH ≤ 7.5 |
Ca2+ (Cmol/kg) | 1.12 | 4.64 | 2.24 | 1,17 | 5 - 8 |
Mg2+ (Cmol/kg) | 3.16 | 10.53 | 5.60 | 2.78 | 1.5 - 3.0 |
Na+ (Cmol/kg) | 0.1 | 1.6 | 0.50 | 0.45 | 0.3 - 0.7 |
K+ (Cmol/kg) | 0.78 | 1.68 | 1.17 | 0.28 | 0.15 - 0.25 |
CEC (Cmol/kg) | 9.23 | 18.26 | 12.93 | 3.44 | 10 ≤ CEC ≤ 25 |
OM (%) | 3.89 | 5.34 | 4.63 | 0.48 | 3.6 - 6.5 |
TOC (%) | 2.26 | 3.10 | 2.71 | 0.29 | 1.26 - 2.5 |
Phos A (ppm) | 409.00 | 721.00 | 532.30 | 97.48 | 134 - 179 |
N (%) | 0.05 | 0.08 | 0.07 | 0.01 | 0.2 - 0.25 |