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Table 2 Values of variables for 93 Androstachys johnsonii trees (a subset of the trees from phase 1) obtained during the second phase using destructive sampling

From: Tree component biomass expansion factors and root-to-shoot ratio of Lebombo ironwood: measurement uncertainty

  Second phase variables Average Minimum Maximum SD CV
Component dry weight (kg) Taproot + stump 23.651 1.474 71.926 18.926 80.019
Lateral roots 24.083 0.746 100.815 23.945 99.428
Root system 47.735 2.545 162.105 41.210 86.331
Stem wood 124.068 4.947 357.348 99.497 80.196
Stem bark 14.198 0.677 55.805 12.372 87.138
Stem 138.267 5.636 413.153 110.577 79.974
Branches 55.586 2.583 211.320 57.355 103.183
Foliage 2.807 0.333 15.100 2.493 88.818
Crown 58.393 3.038 216.695 59.077 101.172
Shoot system 196.659 9.823 590.863 163.713 83.247
Total tree 244.394 12.484 752.571 204.330 83.607
  Diameter at breast height (DBH) (cm) 17.5860 5.0000 32.0000 7.5122 42.7167
  Total height (TH) (m) 12.3230 5.0000 16.0000 2.1381 17.3508
Dendrometric variables Stem length (H) (m) 10.7470 4.2500 14.8400 2.1381 22.7562
  Stem volume (v2) (m3) 0.1890 4.2500 0.5806 0.1512 22.7562
  Hohenadal form factor (fh) 0.4460 0.3002 0.6128 0.0592 13.2716
  1. The major components and their values are indicated in bold font. SD, standard deviation; CV, coefficient of variation.
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