Table 2 Dickson Quality Index (g cm⁻¹ mm⁻¹), Slenderness Quotient (cm mm⁻¹), and total dry biomass increment (%)

 Dickson Quality Index

1.48 ± 0.14 a*

1.64 ± 0.10 ab

2.07 ± 0.18 b*

4.36

 Slenderness Quotient

4.70 ± 0.14 a*

6.35 ± 0.24 c*

5.72 ± 0.18b*

29.84

 Biomass increment (%)

–

61.47 ± 20.72 a

59.87 ± 14.54 a

0.004

 Dickson Quality Index

0.85 ± 0.09 a*

1.86 ± 0.07

1.46 ± 0.10 b*

27.70

 Slenderness Quotient

4.17 ± 0.16 a*

4.12 ± 0.11 a*

3.97 ± 0.18 a*

45.91

 Biomass increment (%)

–

62.41 ± 18.43 a

38.57 ± 12.98 a

1.05