Table 1 Summary statistics for traits studied in the Populus trichocarpa association population. Columns “Mean”, “Std. Dev.”, “C.V” and “ \( {\hat{H}}_c^2 \) ” were extracted from Guerra et al. [5]. "R.A.", Relative abundance
Trait | Unit | Mean | Std. Dev. | C.V. (%) | H2c | |
|---|---|---|---|---|---|---|
Growth | Diameter (DBH) | mm | 53.2 | 7.9 | 14.8 | 0.52 |
Height (h) | dm | 67.1 | 4.1 | 6.1 | 0.42 | |
Volume index (Vol) | m3 | 0.016 | 0.005 | 31.3 | 0.53 | |
Phenology | Days to bud flush (DBF) | Julian days | 87.4 | 7.8 | 8.9 | 0.9 |
Ecophysiology | Leaf C content | % DW | 44.4 | 1.6 | 3.6 | 0.09 |
Leaf N content | % DW | 3.2 | 0.3 | 9.4 | 0.28 | |
Leaf C:N ratio (C:N) | kg C/kg N | 14.2 | 1.3 | 9.2 | 0.33 | |
Leaf Δ | ‰ | 19.2 | 0.7 | 3.6 | 0.26 | |
Leaf δ 15N | ‰ | 2.5 | 0.4 | 16.0 | 0.25 | |
Specific leaf area (SLA) | m2/kg DW | 12 | 1.5 | 12.5 | 0.27 | |
N content: SLA ratio (NArea) | g N/m2 | 2.8 | 0.4 | 14.3 | 0.28 | |
Wood chem. Components | Wood 5-carbon sugars (C5) | % | 36 | 2.2 | 6.1 | 0.07 |
Wood 6-carbon sugars (C6) | % | 42.3 | 3.3 | 7.8 | 0.08 | |
Wood lignin | % | 22.7 | 1 | 4.4 | 0.15 | |
Wood syringil:guayacil ratio (S:G) | fold | 1.9 | 0.1 | 5.3 | 0.58 | |
Wood metabolites | Galactonic acid (GAc) | R.A. | 0.6 | 0.4 | 62.8 | 0.22 |
Galactinol (Gal) | R.A. | 144.1 | 75.0 | 52.0 | 0.28 | |
Alpha tocopherol (Toc) | R.A. | 69.3 | 31.1 | 44.9 | 0.16 | |
Adenosine (Ade) | R.A. | 2.8 | 1.0 | 33.4 | 0.25 | |
4-Hydroxybenzoic acid (HbA) | R.A. | 5.9 | 4.6 | 78.3 | 0.45 | |