Pearson correlation coefficients between measured wood properties at the individual tree level. The results indicated growth-strain correlated most strongly with acoustic velocity (\(\sim\) 200 plants from seed and \(\sim\) 200 from coppice).
Dry density Acoustic velocity Stiffness Growth-strain
Diameter 0.33 -0.15 0.33 -0.03
Dry density -0.55 0.96 -0.45
Acoustic velocity -0.36 0.59
Stiffness -0.34