Table 4 Enzyme activities (nanomole.min-1.g-1) measured at the end of the experiment in the contaminated soil non amended (CT) or amended with 2% (w/w) of biochar (BC), AMOchar made using molasses (BCM) or AMOchar made using sucrose (BCS).

From: AMOchar: an amorphous MnOx functionalized biochar to stabilize metal(loid)s in soil and optimize phytostabilization

 

β-glucosidase

Cellobiohydrolase

Lipase

Alanine aminopeptidase

Leucine aminopeptidase

Chitinase

Phosphatase

CT

0.63 ± 0.54 a

0.08 ± 0.07 a

17.41 ± 8.56 a

0.76 ± 0.46 b

0.55 ± 0.31 b

0.20 ± 0.08 a

0.74 ± 0.66 ab

BC

0.56 ± 0.25 a

0.19 ± 0.24 a

17.87 ± 4.99 a

1.53 ± 0.63 a

1.28 ± 0.51 a

0.17 ± 0.05 a

0.36 ± 0.18 ab

BCM

0.50 ± 0.33 a

0.07 ± 0.05 a

15.29 ± 5.65 a

1.21 ± 0.29 ab

1.03 ± 0.31 a

0.23 ± 0.09 a

0.87 ± 0.23 a

BCS

0.42 ± 0.25 a

0.07 ± 0.04 a

14.77 ± 2.93 a

0.97 ± 0.25 ab

0.86 ± 0.23 ab

0.19 ± 0.09 a

0.24 ± 0.35 b

  1. Letters indicate significant differences between treatments (p < 0.05) (n = 5).
  2. Effect sizes: β-glucosidase = − 0.139; Cellobiohydrolase = − 0.0980; Lipase = − 0.106; Alanine aminopeptidase = 0.187; Leucine aminopeptidase = 0.274; Chitinase = − 0.115; Phosphatase = 0.174. Confidence intervals: β-glucosidase = 0.0192–0.599 ; Cellobiohydrolase = 0.025–0.605 ; Lipase = 0.0223–0.627 ; Alanine aminopeptidase = 0.0693–0.866 ; Leucine aminopeptidase = 0.0999–0.835 ; Chitinase = 0.018–0.61; Phosphatase = 0.0883–0.737.
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