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Applied and Environmental Soil Science
/
2016
/
Article
/
Tab 11
/
Research Article
Dissolution of Metals from Biosolid-Treated Soils by Organic Acid Mixtures
Table 11
Amounts of metals that were extractable from the biosolid-treated Romona soil (1,080 Mg ha
−1
) by 0.1 M organic acid mixture.
Element
Rapid release (mg kg
−1
)
Slow release (mg kg
−1
)
Total release (mg kg
−1
)
Cd
1.67
0.86
2.53
Cr
1.46
3.74
5.20
Cu
20.3
13.7
34.0
Ni
16.1
8.60
24.7
Pb
0.77
1.73
2.50
Zn
205
80.0
285