| Database on artificial forests in the tropics | ||||||
| ID: East Java_Tectona spp-3 | ||||||
| 1. General information | ||||||
| Date of the investigation | : | August, 2003 | Plantation area (ha) |
: | 3.3 | |
| Plantation name | : | Plot 1A, RPH Jatirejo | Tree species | : | Tectona grandis | |
| Region | : | East Java | Family/Genus | : | Verbenaceae - Tectona | |
| Altitude | : | 225 | Diameter at
breast height Maximum (cm) |
: | - | |
| Latitude | : | 7°47'2.72''S | Diameter at
breast height Minimum (cm) |
: | - | |
| Longitude | : | 112°11'24.22''E | Diameter at
breast height Average (cm) |
: | 41.7 | |
| Planted year and month | : | January, 1958 | Tree
height Maximum (m) |
: | - | |
| Planted spacing (m × m) |
: | 3 × 1 | Tree
height Minimum (m) |
: | - | |
| Survaival rate of planted trees (%) |
: | > 85 | Tree
height Average (m) |
: | 28.8 | |
| 2. Site characteristics information | ||||||
| Land tenure | : | Perum Perhutani | Expenditure (per ha) |
: | - | |
| Monthly temperature of the site (°C) |
: | Mean: 28 | Land preparation | : | - | |
| Monthly rainfall of the site (mm) |
: | (annual: 1,433) | Planting stock cost | : | - | |
| Dry season | : | - | Maintenance cost | : | - | |
| Slope | : | - | Potential area
for planting (per ha) |
: | - | |
| Soil type | : | Vulcan | Damages | : | Encroachment and fire | |
| Soil texture | : | Sandy clay loam | Remarks | : | - | |
| Soil pH | : | 7.0 | ||||
| Soil depth | : | > 2 m | Vegetation and land utilization before planting | : | Plantation of T. grandis | |
| Water level | : | 8 m | ||||
| 3. Seedling information | ||||||
| Seedling | : | Seed | Size of planting hole (cm) | : | - | |
| Provenance | : | East Java | Fertilization | : | - | |
| Potted | : | - | Weeding | : | Toungya system | |
| Stock period | : | - | Supplement planting | : | Initial two years after planting | |
| Pot type/size | : | - | Thining | : | - | |
| Forest crown type | : | Monoculture | Prevention | : | - | |
| Forest floor vegetation | : | Rare | ||||
| 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 | : | - | ||||