Table 7 Chemical composition of used digestates—contents of organic compounds

8.09^bc ± 0.43

7.24^b ± 0.56

29.33^b ± 0.01

29.25^b ± 0.08

1.93^a ± 0.09

5.76^cd ± 0.58

13.25^a ± 0.46

28.91^c ± 0.05

28.80^c ± 0.04

1.61^bc ± 0.08

9.67^b ± 0.67

6.67^c ± 0.33

28.85^c ± 0.04

28.74^c ± 0.04

1.58^c ± 0.06

13.38^a ± 0.69

5.10^c ± 0.20

29.64^a ± 0.03

29.54^a ± 0.03

1.85^ab ± 0.07

4.28^d ± 0.55

6.79^c ± 0.41

29.58^a ± 0.01

29.45^a ± 0.01

1.92^ab ± 0.05