Villenave et al.

2012

[52]

France

Auzon

7

4

arable land

industrial

Al, Cd, Co, Cr, Cu, Hg, Mo, Ni, Pb, Sb, Tl, Zn

Villenave et al.

2012

[52]

France

St Etienne

3

4

industrial area

industrial

Al, Cd, Co, Cr, Cu, Hg, Mo, Ni, Pb, Sb, Tl, Zn

Villenave et al.

2012

[52]

France

Metz

2

4

arable land

mine

Al, Cd, Co, Cr, Cu, Hg, Mo, Ni, Pb, Sb, Tl, Zn

Villenave et al.

2012

[52]

France

Douai

7

4

arable land and forest

industrial

Al, Cd, Co, Cr, Cu, Hg, Mo, Ni, Pb, Sb, Tl, Zn

Villenave et al.

2012

[53]

France

St Laurent le minier

7

3

industrial area

mine

As, Cd, Pb, Tl, Zn

Villenave et al.

unpublished

France

Lille

10

1

industrial area

industrial

Cu, Zn

Wang et al.

2008

[54]

China

Shenyang

12

1

arable land

experimental

Cu

Weiss, Larink

1991

[55]

Germany

Braunschweig

3

4

arable land

sewage sludge

Ni,Cd, Cr, Cu, Pb, Zn

Yeates et al.

1994

[29]

New Zealand

Levin

6

3

grassland

accidental

As, Cr, Cu

Zhang et al.

2006

[56]

China

Shenyang

14

3

arable land

experimental

Zn

Zhang et al.

2007

[57]

China

Hongtoushan copper smelter

4

4

arable land

mine

Cu, Zn