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Table 1 Soil properties of As-contaminated and As-noncontaminated paddy fields

From: Various microbial taxa couple arsenic transformation to nitrogen and carbon cycling in paddy soils

As level

pH

WH2O(%)

mg kg-1

g kg-1

As

Pb

Cu

NH4+-N

NO3--N

OM

TC

TN

TP

TS

AsContam

6.2±0.2 a

35.7±0.8 a

37.2±4.3 a

112±21 a

34.5±2.1 a

10.4±2.2 a

16.6±3.4 a

35.9±3 a

27.0±1.6 a

2.2±0.1a

0.8±0.1a

0.3±0.03 a

NoContam

6.5±0.3 a

29.6±2.4 b

8.2±0.4 b

30.8±1.4 b

26.1±2.3 b

3.7±1.7 a

15.7±6.1 a

43.0±5.4 a

30.7±1.6 a

2.1±0.1a

0.7±0.1a

0.4±0.01 a

  1. Mean ± standard error of samples from As-contaminated and As-noncontaminated paddy fields. Different letters indicate significant differences between groups (Wilcoxon rank-sum tests, p < 0.05)