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Official Journal of the Japan Wood Research Society

Table 3 Regression equation of tracheid length

From: Influence of juvenile and mature wood on anatomical and chemical properties of early and late wood from Chinese fir plantation

Position

Equation

y = ab*ln(x + c)

 

Plot

KAI3

DABA8

KAI13

F24

Early wood

a

2101.16

− 147.34

1634.38

1421.56

 

b

− 577.88

− 1193.40

− 700.51

− 684.92

 

c

− 1.52

1.67

− 1.30

− 0.28

 

R2

0.99

0.98

0.99

0.97

Late wood

a

2173.88

− 58.61

1842.55

1914.96

b

− 550.32

− 1196.50

− 611.24

− 487.35

c

− 1.4146

1.4183

− 1.4405

− 0.6470

R2

0.99

0.98

0.99

0.97