Sample

Dry bulk density (g·cm⁻³)

Soil texture

Cd (mg·kg⁻¹)

T-N (%)

T-C (%)

C/N (%)

Cd contaminated soil

0.89

SL

1.57

0.23

2.96

12.15

Non-Cd contaminated soil

0.80

SCL

0.12

0.14

1.80

12.62

Gravel

1.40

-

>0.02

0.00

0.35

0.00