| N | Mean | SD | Min | Max |
Pb mg/Kg-dry | 64 | 95.20 | 106.78 | 17.08 | 623 |
Soil pH | 64 | 7.24 | 0.591 | 5.1 | 7.9 |
Organic Matter Content % | 64 | 6.39 | 1.96 | 3.3 | 14.1 |
Clay % | 64 | 22.06 | 5.6 | 5 | 37 |