TME

Feacal treatment plant of

Dogona

Kossodo

Sourgoubila

Zagtouli

Standards of agricultural use [23]

Cu (mg/kg)

103.9 ± 2.00

137 ± 25.69

106.5 ± 1.20

121.7 ± 5.70

1750

Zn (mg/kg)

714.83 ± 15.2

922.30 ± 7.04

710.13 ± 18.97

870 ± 18.60

4000

Pb (mg/kg)

33.03 ± 1.65

39.32 ± 3.80

152.40 ± 19.40

34.79 ± 0.66

1200

Cd (mg/kg)

1.46 ± 0.11

1.76 ± 0.04

1.34 ± 0.17

1.60 ± 0.11

40

Ni (mg/kg)

34.34 ± 0.27

52.32 ± 3.60

35.83 ± 3.03

38.016 ± 2.28

400

Cr (mg/kg)

771.15 ± 18.36

1697.83 ± 55.11

840.67 ± 12.91

1253 ± 22.67

1750