|Table 1: Mean and range of site index, soil, and topographic variables by species for stands sampled in the Southern Appalachian Mountains of North Carolina, USA.|
|Model||Red oak ()||Yellow-poplar (|
|Site index (m)||25.5||18–30||32||25–38|
|A-horizon thickness (cm)||8–36||8–41|
|Solum thickness (cm)||36–152||43–140|
Indicates no significant difference () between the two species. |
bIndicates significant difference () between the two species.