Pb mg/ Kg-dry

Soil pH

Organic Matter Content

Clay %

Pb mg/Kg-dry

Correlation

1

0.07

0.12

−0.46

p

0.599

0.342

<0.001

Soil pH

Correlation

0.07

1

−0.34

−0.05

p

0.599

0.007

0.686

Organic Matter Content

Correlation

0.12

−0.34

1

−0.31

p

0.342

0.007

0.012

Clay %

Correlation

−0.46

−0.05

−0.31

1

p

<0.001

0.686

0.012