PL

29.7

38.2 c*

51.0 d*

50.3 d*

48.8 d*

y = −53.5375 + 0.3893x + 3.7 × 10⁻⁴x²

(r² = 0.927; p < 0.0001)

SD

1.2

1.2 a

0.9 a

1.0 a

1.2 a

ns

Fixed Carbon (%)

SC

0.0⁽⁵⁾

21.9 b*

35.2 c*

35.2 b*

38.7 c*

y = −51.1921 + 0.2976x + 2.5 × 10⁻⁴x²

(r² = 0.915; p = 0.0005)

RH

0.0

31.0 c*

29.5 b*

30.8 b*

27.2 b*

ns

PL

0.0

0.0 a

1.0 a

2.8 a

7.5 a*

y = −12.6417 + 0.0300x

(r² = 0.967; p < 0.0001)

SD

0.0

41.5 d*

45.6 d*

60.3 c*

66.5 d*

y = 8.5892 − 0.0897x

(r² = 0.954; p < 0.0001)