Table 1 Location, design information, survival, and means (standard errors in brackets) for diameter at breast height (DBH), total tree height (TH), and stem straightness (STR), measured at age 10 across the two Pinus elliottii var. elliottii × Pinus caribaea var. hondurensis F1 hybrid progeny trials
Description | Site 1 | Site 2 |
|---|---|---|
Latitude (south) | 26°33′13″ | 26°09′70″ |
Longitude (west) | 54°40′30″ | 54°26′99″ |
Altitude (m a.s.l.) | 174 | 241 |
Number of trees with records | 911 | 1,653 |
Number of hybrid family | 37 | 66 |
Number of checks | 5 | 5 |
Number of replicates | 5 | 6 |
Plot | Five-tree row | Five-tree row |
Spacing (m) | 3 × 3 | 3 × 3 |
Survival (%) | 87 | 77 |
Mean DBH (cm) | 25.29 (10.35) | 25.46 (11.42) |
Mean TH (m) | 19.54 (7.52) | 18.98 (8.08) |
Mean STR (seven-point subjective score) | 2.75 (1.45) | 2.80 (1.52) |