Table 3 Mean percent mass loss of sodium fluoride (NaF) incorporated particleboards exposed to Trametes versicolor and Fomitopsis palustris for 12 weeks (mean of 9 specimens—values in parentheses are standard deviations)

0.00

14.6 (2.81) b

15.3 (7.02) c

20.8 (3.36) b

17.3 (4.44) a

1.00

2.8 (0.21) a

11.2 (3.89) b

1.8 (0.20) a

17.6 (10.40) a

1.50

3.0 (0.18) a

12.0 (2.73) bc

2.3 (0.15) a

16.4 (8.78) a

3.00

3.9 (0.15) a

5.1 (3.43) a

3.0 (0.23) a

5.7 (11.60) b

Sugi^a

31.8 (3.70)

–

41.4 (3.54)

–

p values

0.000

0.000

0.000

0.065