Table 1 Mean values, ranges of variation, and coefficients of phenotypic variation (CV p %) of clonal means of growth and yield traits at the ten sites
From: Regional testing of triploid hybrid clones of populus tomentosa
Site | Traits | Mean ± SE | Range (min–max) | CV p % |
|---|---|---|---|---|
PG | DBH (cm) | 13.3 ± 1.5 | 8.6–14.8 | 11.3 |
H (m) | 11.6 ± 1.1 | 8.2–13.1 | 9.5 | |
SV (m3) | 0.0721 ± 0.0192 | 0.0219–0.1011 | 26.5 | |
ESV (m3/ hm2) | 118.9 ± 31.6 | 36.0–166.8 | 26.6 | |
WX | DBH (cm) | 11.1 ± 0.7 | 9.5–12.9 | 6.3 |
H (m) | 11.6 ± 1.2 | 8.3–13.4 | 10.3 | |
SV (m3) | 0.0489 ± 0.0092 | 0.0219–0.1011 | 18.8 | |
ESV (m3/ hm2) | 81.5 ± 15.3 | 51.2–116.0 | 18.7 | |
YZ | DBH (cm) | 10.0 ± 0.6 | 8.2–12.1 | 6.0 |
H (m) | 11.9 ± 0.6 | 10.4–13.8 | 5.0 | |
SV (m3) | 0.0406 ± 0.0055 | 0.0240–0.0583 | 13.5 | |
ESV (m3/ hm2) | 67.6 ± 9.2 | 39.9–97.1 | 13.6 | |
GT | DBH (cm) | 10.7 ± 0.8 | 8.8–11.9 | 7.5 |
H (m) | 11.8 ± 0.4 | 10.4–13.8 | 3.4 | |
SV (m3) | 0.0458 ± 0.0074 | 0.0278–0.0616 | 16.2 | |
ESV (m3/ hm2) | 76.2 ± 12.4 | 46.4–102.6 | 16.3 | |
ZZ | DBH (cm) | 14.7 ± 1.0 | 12.1–16.2 | 6.8 |
H (m) | 13.3 ± 1.2 | 10.0–15.7 | 9.0 | |
SV (m3) | 0.0956 ± 0.0167 | 0.0453–0.1162 | 17.5 | |
ESV (m3/ hm2) | 157.7 ± 27.6 | 74.7–191.7 | 17.5 | |
CG | DBH (cm) | 9.7 ± 0.6 | 8.0–11.5 | 6.2 |
H (m) | 9.4 ± 0.4 | 8.3–10.2 | 4.3 | |
SV (m3) | 0.0310 ± 0.0042 | 0.0189–0.0464 | 13.5 | |
ESV (m3/ hm2) | 51.6 ± 7.0 | 31.5–77.3 | 13.6 | |
TY | DBH (cm) | 13.6 ± 1.7 | 6.8–16.4 | 12.5 |
H (m) | 13.9 ± 1.4 | 9.8–16.0 | 10.1 | |
SV (m3) | 0.0867 ± 0.0257 | 0.0160–0.0464 | 29.6 | |
ESV (m3/ hm2) | 144.6 ± 42.3 | 26.4–207.9 | 29.3 | |
XF | DBH (cm) | 11.6 ± 0.5 | 10.5–13.3 | 4.3 |
H (m) | 13.1 ± 0.5 | 11.9–1.2 | 3.8 | |
SV (m3) | 0.0581 ± 0.0067 | 0.0439–0.0786 | 11.5 | |
ESV (m3/ hm2) | 96.8 ± 11.2 | 73.1–131.0 | 11.6 | |
SZ | DBH (cm) | 8.7 ± 0.3 | 7.3–9.7 | 3.4 |
H (m) | 9.4 ± 0.5 | 8.6–10.9 | 5.3 | |
SV (m3) | 0.0250 ± 0.0026 | 0.0439–0.0786 | 10.4 | |
ESV (m3/ hm2) | 41.5 ± 4.4 | 26.1–54.9 | 10.6 | |
TM | DBH (cm) | 9.0 ± 1.1 | 5.2–11.6 | 12.2 |
H (m) | 8.8 ± 0.7 | 5.6–10.6 | 8.0 | |
SV (m3) | 0.0278 ± 0.0096 | 0.0439–0.0786 | 34.5 | |
ESV (m3/ hm2) | 45.9 ± 15.8 | 9.6–105.6 | 34.4 |