Table 1. Characteristics of the pine-dominated and mixed forest community types. The mixed communities have larger and older trees, greater basal area, more overstory diversity, and less human use.
| |
| |
|
Forest characteristic |
Pine-dominated forest |
Mixed forest |
| |
|
Location |
Laizigou and southern Apiladda watersheds |
Northern and western Apiladda watershed |
|
Distance from villages |
Near |
Far |
|
Elevation range (m) |
2550–2750 |
2600–3050 |
|
Overstory in sunny locations |
Pinus yunnanensis |
Pinus yunnanensis with sub-dominant Alnus
ferdinani-obergii |
|
Overstory in shady locations |
Pinus yunnanensis |
Co-dominant Alnus ferdinani-obergii, Quercus spp., Pinus yunnanensis,
Pinus armandii, and Rhododendron spp. |
|
Range of basal area (m²/h) |
2.0–29.0 |
18.4–48.2 |
|
Median basal area (m²/h) |
13.2 |
38.6 |
|
Median age of cored Pinus yunnanensis (years) |
31.7 |
44.2 |
|
Most common understory species |
Rhododendron spp., Lyonia ovalifolia, Corylus spp., Rosa spp.,
Viburnum spp. |
Rhododendron spp., Lyonia ovalifolia, Quercus spp., Pinus yunnanensis.,
Pteridium spp., Rosa spp., bamboo |
|
Species gathered for firewood |
Pinus yunnanensis |
Alnus ferdinani-obergii, Quercus spp. |
|
Species gathered for construction |
Pinus yunnanensis |
Pinus yunnanensis, Pinus armandii |
|
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|