Research Article
Biomass Modelling of Androstachys johnsonii Prain: A Comparison of Three Methods to Enforce Additivity
Table 2
Coefficients of regression of SUR using the system of the best linear models.
| Tree component | Weight function | (±SE) | (±SE) | (±SE) |
| Roots | | 0.1404 (±0.5950) | 0.0046 (±0.0002)* | | Stem wood | | 0.1025 (±0.4193) | 0.0070 (±0.0001)* | | Stem bark | | 0.1076 (±0.3150) | 0.0001 (±0.0001) | | Crown | | −1.8559 (±1.5017) | 0.1124 (±0.0044)* | | Total tree | | −1.5053 (±1.8765) | 0.0117 (±0.0002)* | 0.1124 (±0.0044)* |
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“*” = significant at α ≥ 5%; “ ” = not significant at any probability level.
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