Research Article
Allometric Equations for Estimating Silk Oak (Grevillea robusta) Biomass in Agricultural Landscapes of Maragua Subcounty, Kenya
Table 11
Allometric equations for estimating branch biomass using DBH.
| Function | Equation | MRE | R2 | SEE |
| Exponential | BR = 4.644e0.069Dbh | 11.72 | 0.93 | 0.75 | Logarithmic | BR = 10.56ln(DBH) +1.534 | 0.02 | 0.84 | 0.72 | Polynomial | BR = 0.077DBH2 + 3.373DBH +0.213 | - 4.53 | 0.99 | 0.58 | Linear | BR = 0.941DBH+ 13.24 | 0.03 | 0.96 | 0.73 | Power | BR = 1.901DBH0.793 | 11.59 | 0.99 | 0.73s |
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