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Modified BCR extracted fractions of Pb (mg/kg) in Miniplot F soils treated with 0%. 5%, and 10% compost.
| Compost Level (%) | Fraction A | Fraction B | Fraction C | Fraction D* | Total Pb |
|---|---|---|---|---|---|
| 0 | 43 ± 5 | 541 ± 11 | 93 ± 0 | 215 | 892 |
| 5 | 36 ± 2 | 499 ± 6 | 111 ± 4 | 121 | 768 |
| 10 | 36 ± 2 | 406 ± 14 | 143 ± 16 | 82 | 667 |
Determined by difference between total Pb and the sum of Fractions A+B+C.
