Table 3 Color properties of plywood samples made from rubberwood veneers thermally treated at different temperatures

Control

70.12^e

(0.94)

5.55^a

(0.24)

20.76^a

(0.28)

0.00

–

T160

65.75^d

(1.40)

6.22^b

(0.27)

22.27^b

(0.59)

4.67^a

(1.30)

T170

62.19^c

(1.87)

7.65^c

(0.85)

23.69^c

(0.39)

8.71^b

(1.49)

T180

56.07^b

(1.24)

8.64^d

(0.25)

25.23^d

(0.48)

15.06^c

(1.03)

T190

52.10^a

(0.96)

9.23^d

(0.41)

26.31^e

(0.40)

19.21^d

(1.06)