Table 7 The nemerow integrated pollution index of heavy metal of paddy fields in Fujian province.

From: Pollution characteristics and ecological risk assessment of heavy metals in paddy fields of Fujian province, China

Area

\({P}_{i}\)

\({P}_{N}\)

Pollution level

Cd

Cr

Pb

As

Cu

Ni

Co

Fujian

0.86

0.20

0.37

0.75

0.56

0.69

1.43

1.12

Low level

Jianou

0.95

0.43

0.37

0.68

0.93

1.36

2.11

1.64

Low level

Jianyang

0.66

0.27

0.24

0.90

0.59

0.93

1.79

1.38

Low level

Pucheng

0.96

0.21

0.36

0.73

0.57

0.76

1.53

1.20

Low level

Shaowu

0.97

0.27

0.45

0.95

0.70

0.99

1.57

1.26

Low level

Ninghua

0.79

0.30

0.32

0.61

0.59

0.73

1.67

1.29

Low level

Youxi

0.85

0.06

0.23

0.84

0.21

0.28

0.84

0.69

No pollution

Nanan

1.04

0.13

0.55

0.56

0.57

0.55

1.46

1.15

Low level

Yongchun

0.93

0.11

0.50

0.45

0.44

0.47

1.05

0.84

Warning line

Zhangpu

0.76

0.12

0.34

1.02

0.57

0.46

1.33

1.05

Low level

Zhaoan

0.56

0.10

0.26

0.88

0.46

0.45

1.11

0.88

Warning line

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