Fractionation, Bioaccessibility, and Risk Assessment of Heavy Metals in the Soil of an Urban Recreational Area Amended with Composted Sewage Sludge.

Int J Environ Res Public Health · 2018 · PMC5923655 · PMID 29597244

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a decreasing trendno p-value reported

Cr was predominated by F4 in the control and amended soil, with a decreasing trend with CSS addition rate.

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an increasing trendno p-value reported

The exchangeable Cr, Cu, and Pb fractions were very small or not detected, while Zn exhibited an increasing trend in its exchangeable fraction with CSS addition rate.

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