Applied and Environmental Soil Science / 2016 / Article / Tab 2

Research Article

Trace Metal Contamination Characteristics and Health Risks Assessment of Commelina africana L. and Psammitic Sandflats in the Niger Delta, Nigeria

Table 2

Summary statistics of trace metal concentrations (mg/kg) in sandflats and Commelina africana L. from the sandy beaches of Douglas Creek.

Trace metalsMin.Max.MeanStd. deviationCV%

SoilZn71.4377.85074.512.5533.42
Pb0.0190.0300.0240.00416.67
Cd0.6950.9000.7590.09011.84
Ni1.7502.6002.2780.34614.91
Cr6.1008.1207.3920.87511.77

C. africana L. Zn225.90252.2239.2611.8014.93
Pb0.0500.0800.0580.01322.41
Cd0.1500.7500.3040.25082.24
Ni10.6526.75019.1527.28938.07
Cr7.87913.8249.6422.38324.69

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