Table 1 Effect of compost addition on the growth of Chinese cabbage in pot experiment.

From: Apple pomace improves the quality of pig manure aerobic compost by reducing emissions of NH3 and N2O

Treatments

SPAD

Dried biomass (g pot−1)

Zn concentration (mg kg−1)

Cu concentration (mg kg−1)

Blank

32.5 ± 2.2 d

0.85 ± 0.18 d

22.4 ± 1.5 d

3.8 ± 0.7 b

Control

42.2 ± 1.5 c

2.34 ± 0.15 c

43.6 ± 2.1 c

5.3 ± 0.5 a

AP1

45.6 ± 2.1 bc

2.86 ± 0.20 b

45.8 ± 1.8 bc

5.5 ± 0.9 a

AP2

48.5 ± 2.1 b

2.75 ± 0.16 b

48.2 ± 2.5 b

6.2 ± 0.5 a

AP3

52.6 ± 1.6 a

3.26 ± 0.19 a

53.4 ± 1.9 a

5.9 ± 0.8 a

CA

47.5 ± 1.8 b

2.55 ± 0.21 bc

44.5 ± 1.5 bc

6.1 ± 0.7 a

  1. Note: Values indicate mean ± standard deviation based on the samples with four replications. Data in a column with the same letter mean there were no significant differences at p < 0.05.