| Database on artificial forests in the tropics | ||||||
| ID: West Java_Swietenia spp-4 | ||||||
| 1. General information | ||||||
| Date of the investigation (yy/mm) |
: | August, 2002 | Plantation area (ha) |
: | 30.4 | |
| Plantation name | : | Kecepot block | Tree species | : | Swietenia macrophylla | |
| Region | : | West Java | Family/Genus | : | Meliaceae - Swietenia | |
| Altitude (m, asl) | : | 23 | Diameter at
breast height Maximum (cm) |
: | 29.3 | |
| Latitude | : | 6°15'S | Diameter at
breast height Minimum (cm) |
: | 17.5 | |
| Longitude | : | 107°52'E | Diameter at
breast height Average (cm) |
: | 24.0 | |
| Planted year and month (yy/mm) |
: | November, 1976 | Tree
height Maximum (m) |
: | 16.5 | |
| Planted spacing (m × m) |
: | 3 × 2 | Tree
height Minimum (m) |
: | 12.0 | |
| Survaival rate of planted trees (%) |
: | 80 | Tree
height Average (m) |
: | 14.0 | |
| 2. Site characteristics information | ||||||
| Land tenure | : | Government | Expenditure (per ha) |
: | Rp565,945 | |
| Monthly temperature of the site (°C) |
: | (min.: 28.0, max.: 32.0) | Land preparation | : | Rp419,435 | |
| Monthly rainfall of the site (mm) |
: | Dry season: 1 -
84 Wet season: 178 - 395 |
Planting stock cost | : | Rp71,255 | |
| Dry season | : | - | Maintenance cost | : | Rp75,255 | |
| Slope | : | - | Potential area
for planting (ha) |
: | - | |
| Soil type | : | Red Brown Margalit | Damages | : | - | |
| Soil texture | : | Heavy | Remarks | : | Fruiting on July and August after ten years after planting | |
| Soil pH | : | 6.0 | ||||
| Soil depth | : | Deep | Vegetation and land utilization before planting | : | Grassland of Imperata sp. | |
| Water level | : | < 50 cm | ||||
| 3. Seedling information | ||||||
| Seedling | : | Seed | Size of planting hole (cm) | : | As large as seed | |
| Provenance | : | - | Fertilization | : | - | |
| Potted | : | - | Weeding | : | Taungya system | |
| Stock period | : | Direct planting of seed | Supplement planting | : | 20% (one year
after planting) 10% (two years after planting) |
|
| Pot type/size | : | - | Thining | : | Every three years | |
| Forest crown type | : | Single story | Prevention | : | - | |
| Forest floor vegetation | : | Scanty (10 - 33%) | ||||
| 4. Biomass information | ||||||
| BA (m2 ha-1) | : | - | Stem volume (m3 ha-1) | : | - | |
| Age (year) | : | - | With bark | : | - | |
| Actual density (trees ha-1) | : | - | Without bark | : | - | |
| Biomass (Mg ha-1) | : | - | ||||
| Stem | : | - | ||||
| Bark | : | - | ||||
| Branch | : | - | ||||
| Leaf | : | - | ||||
| Root | : | - | ||||
| Above ground | : | - | ||||