Table 4 Lignin composition analysis of Norway spruce wood after 6 weeks of colonization by P. radiata

7.126

Phenol (hydroxybenzene)

0.29 ± 0.08

0.50 ± 0.09

+72

8.401

2-methylphenol

0.11 ± 0.03

0.16 ± 0.03

+45

8.753

4-methylphenol, (4-methylguaiacol)

0.25 ± 0.06

0.33 ± 0.05

+32

9.01

2-methoxyphenol, (Guaiacol)

3.33 ± 0.24

4.69 ± 0.30

+41

10.437

2-methoxy-3-methylphenol

0.76 ± 1.22

1.24 ± 0.99

+63

10.64

2-methoxy-4-methylphenol

3.19 ± 0.47

2.44 ± 0.47

−24

11.89

2-methoxy-4-ethylphenol, (ethylguaiacol)

0.83 ± 0.10

0.73 ± 0.08

−18

12.428

4-vinylguaiacol

3.17 ± 0.29

3.22 ± 0.39

+2

12.994

Eugenol, 4-allylguaiacol

0.57 ± 0.05

0.45 ± 0.02

−21

13.129

2-methoxy-4-propylphenol, (4-propylguaiacol)

0.31 ± 0.03

0.26 ± 0.04

−16

13.626

Vanillin

1.27 ± 0.56

1.45 ± 0.71

+14

13.692

2-methoxy-4-(1-propenyl)phenol, (isoeugenol, cis)

0.27 ± 0.02

0.23 ± 0.02

−15

14.274

2-methoxy-4-(1-propenyl)phenol, (isoeugenol, trans)

1.78 ± 0.18

1.47 ± 0.25

−17

14.355

1-(4-hydroxy-3-methoxyphenyl)ethanone, (guaiacylacetone)

1.06 ± 0.65

0.86 ± 0.65

−19

14.733

1-(4-hydroxy-3-methoxyphenyl)ethanone (acetovanillone)

0.98 ± 0.46

0.54 ± 0.47

−45

15.201

Phenol, 2-methoxy-4-propan-1-ol, (dihydroconiferyl alcohol)

0.81 ± 0.54

0.35 ± 0.27

−57

15.749

Coniferyl alcohol, cis

0.47 ± 0.25

0.24 ± 0.17

−49

15.867

1-(4-hydroxy-3-methoxyphenyl)propanone, (propiovanillone)

0.58 ± 0.27

0.35 ± 0.30

−40

16.657

Coniferyl alcohol, trans

0.60 ± 0.46

0.35 ± 0.46

−42

17.673

Coniferyl aldehyde

0.51 ± 0.35

0.52 ± 0.59

+2

Pyrolysis lignin (area aromatics/total)

21.3 ± 0.7

20.4 ± 2.0

−4

Gravimetric (Klason) lignin

25.8 ± 0.33

26.1 ± 0.51

+1

Acid soluble lignin

0.30 ± 0.04

0.68 ± 0.23

+127

Pch-C1,2/Pch-C3 ratio^a

0.03

0.08

+167