| Database on artificial forests in the tropics | ||||||
| ID: Central Java_Tectona spp-1 | ||||||
| 1. General information | ||||||
| Date of the investigation | : | February, 2003 | Plantation area (ha) |
: | 1.0 | |
| Plantation name | : | Syafruddin | Tree species | : | Tectona grandis | |
| Region | : | Central Java | Family/Genus | : | Verbenaceae - Tectona | |
| Altitude | : | 120 | Diameter at
breast height Maximum (cm) |
: | 30.5 | |
| Latitude | : | 7°37'S | Diameter at
breast height Minimum (cm) |
: | 9.0 | |
| Longitude | : | 109°52'E | Diameter at
breast height Average (cm) |
: | 16.6 | |
| Planted year and month | : | October, 1999 | Tree
height Maximum (m) |
: | 16.0 | |
| Planted spacing (m × m) |
: | 3 × 3 | Tree
height Minimum (m) |
: | 8.0 | |
| Survaival rate of planted trees (%) |
: | > 95 | Tree
height Average (m) |
: | 13.4 | |
| 2. Site characteristics information | ||||||
| Land tenure | : | Private | Expenditure (per ha) |
: | Rp4,465,000 | |
| Monthly temperature of the site (°C) |
: | (min.: 17.0, max.: 34.0) | Land preparation | : | Rp1,800,000 | |
| Monthly rainfall of the site (mm) |
: | (annual: 3,307) | Planting stock cost | : | Rp1,665,000 | |
| Dry season | : | - | Maintenance cost | : | Rp1,000,000 | |
| Slope | : | - | Potential area
for planting (per ha) |
: | - | |
| Soil type | : | Red Yellow Podsolic | Damages | : | - | |
| Soil texture | : | Sandy clay | Remarks | : | Flowering: July
and August Fruiting: October |
|
| Soil pH | : | 4.5 - 5.5 | ||||
| Soil depth | : | > 0.5 m | Vegetation and land utilization before planting | : | Tangya system | |
| Water level | : | > 0.3 m | ||||
| 3. Seedling information | ||||||
| Seedling | : | Seedring | Size of planting hole (cm) | : | 20 × 20 × 20 | |
| Provenance | : | Central Java | Fertilization | : | Three months
after planting (5 - 10 g/seedring) |
|
| Potted | : | Pollybag | Weeding | : | - | |
| Stock period | : | Six months | Supplement planting | : | Every three months for two years | |
| Pot type/size | : | Pollybag (diameter: 15 cm, height: 20 cm) |
Thining | : | - | |
| Forest crown type | : | Mixed | Prevention | : | Against leaf worm | |
| Forest floor vegetation | : | Rare (coverage: < 10%) | ||||
| 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 | : | - | ||||