Open Access
Table 1.
Reducing the content of heavy metals
| Experience Options | Contents of heavy metals in the soil, mg/l | |||||
|---|---|---|---|---|---|---|
| Pb | Zn | Cu | Cd | Fe | Ph | |
| Control soils (no improvement) | 12.9 | 136.0 | 78.0 | 0.64 | 28.0 | 4.2 |
| Alanite coatings | 8.6 | 8..0 | 39.0 | 0.52 | 22.0 | 5.4 |
| Corn stumps + alcohol bard | 5.6 | 39.0 | 21.0 | 0.34 | 16.0 | 5.9 |
| Cresting + Alanite Layer | 2.1 | 14.0 | 13.6 | 0.22 | 9.6 | 6.2 |
| Clay dialbeculite + corn cobs + alcohol bard + sowing perennial herbs | 0.2 | 8.0 | 9.2 | 0.01 | 4.5 | 6.8 |
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