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Official Journal of the Japan Wood Research Society

Table 13 Weight loss of wood specimens treated with RR, 12 weeks after exposure to the 4 wood rots

From: Chemical composition, antitermite, antifungal properties, and wood protection systems from Canarium schweinfurthii (Aiele) resin from Gabon

Treatment with RR

of C.schweinfurthii

Weight loss (%) due to fungal degradation

Beech

Scot pine

T. versicolor

P. sanguineus

C. puteana

R. placenta

RR (1%)/EtOH (99%)

Treated samples

26.6 ± 1.2

30.3 ± 0.2

47.9 ± 1.9

46.7 ± 3.1

Control samples

30.9 ± 2.0

40.0 ± 1.1

53.6 ± 2.4

48.5 ± 2.9

RR (5%)/EtOH (95%)

Treated samples

22.9 ± 0.6

9.6 ± 0.7

38.9 ± 3.5

43.9 ± 1.1

Control samples

34.0 ± 1.1

39.8 ± 0.4

44.5 ± 1.2

49.0 ± 1.1

RR (10%)/EtOH (90%)

Treated samples

16.1 ± 0.5

7.7 ± 0.5

37.6 ± 2.9

35.1 ± 0.5

Control samples

30.0 ± 0.4

39.5 ± 1.1

46.0 ± 1.5

48.8 ± 0.5

RR (20%)/EtOH (80%)

Treated samples

13.8 ± 0.6

4.9 ± 0.3

3.9 ± 1.2

23.4 ± 1.2

Control samples

41.9 ± 5.8

33.8 ± 1.8

50.9 ± 3.1

48.1 ± 2.4

Virulence control

43.7 ± 1.1

48.0 ± 0.8

58.6 ± 2.6

56.6 ± 5.4

  1. ± = The plus/minus values shown are the upper and lower limits of the 95% confidence interval
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