| Database on artificial forests in the tropics | ||||||
| ID: South Sumatra-5 | ||||||
| 1. General information | ||||||
| Date of the investigation (yy/mm) |
: | September, 2001 | Plantation area (ha) |
: | 50.0 | |
| Plantation name | : | - | Tree species | : | Swietenia macrophylla | |
| Region | : | South Sumatra | Family/Genus | : | Meliaceae - Swietenia | |
| Altitude (m, asl) | : | - | Diameter at
breast height Maximum (cm) |
: | 44.6 | |
| Latitude | : | - | Diameter at
breast height Minimum (cm) |
: | 0.7 | |
| Longitude | : | - | Diameter at
breast height Average (cm) |
: | 17.6 | |
| Planted year and month (yy/mm) |
: | December, 1980 | Tree
height Maximum (m) |
: | - | |
| Planted spacing (m × m) |
: | 1.5 × 4 | Tree
height Minimum (m) |
: | - | |
| Survaival rate of planted trees (%) |
: | 77 | Tree
height Average (m) |
: | - | |
| 2. Site characteristics information | ||||||
| Land tenure | : | - | Expenditure (per ha) |
: | - | |
| Monthly temperature of the site (°C) |
: | - | Land preparation | : | - | |
| Monthly rainfall of the site (mm) |
: | - | Planting stock cost | : | - | |
| Dry season | : | - | Maintenance
cost (per ha per six months) |
: | - | |
| Slope | : | - | Potential area
for planting (ha) |
: | - | |
| Soil type | : | - | Damages | : | - | |
| Soil texture | : | - | Remarks | : | - | |
| Soil pH | : | - | ||||
| Soil depth | : | - | Vegetation and land utilization before planting | : | Grassland | |
| Water level | : | - | ||||
| 3. Seedling information | ||||||
| Seedling | : | Seedling | Size of planting hole (cm) | : | 30 × 30 × 30 | |
| Provenance | : | - | Fertilization | : | - | |
| Potted | : | Potted | Weeding | : | - | |
| Stock period | : | Three months
(Until growth on 30 cm high) |
Supplement planting | : | Every three months | |
| Pot type/size | : | Pollybag (diameter: 12 cm, height: 14 cm) |
Thining | : | Three times on second year after planting | |
| Forest crown type | : | Monoculture | Prevention | : | Two times on third year after planting | |
| Forest floor vegetation | : | - | ||||
| 4. Biomass information | ||||||
| BA (m2 ha-1) | : | 43.9 | Stem volume (m3 ha-1) | : | ||
| Age (year) | : | 20 | With bark | : | 368.6 | |
| Actual density (trees ha-1) | : | 1,283 | Without bark | : | 313.3 | |
| Biomass (Mg ha-1) | : | 342.5 | ||||
| Stem | : | 162.9 | ||||
| Bark | : | 24.1 | ||||
| Branch | : | 74.0 | ||||
| Leaf | : | 8.2 | ||||
| Root | : | 73.3 | ||||
| Above ground | : | 269.2 | ||||