| Database on artificial forests in the tropics | ||||||
| ID: Nouth Sumatra_other tree species-10 | ||||||
| 1. General information | ||||||
| Date of the investigation | : | March, 2002 | Plantation area (ha) |
: | 1.0 | |
| Plantation name | : | Purba Village | Tree species | : | Toona sureni | |
| Region | : | North Sumatra | Family/Genus | : | Meliaceae - Toona | |
| Altitude (m, asl) | : | 1,335 | Diameter at
breast height Maximum (cm) |
: | 20.0 | |
| Latitude | : | 2°54'S | Diameter at
breast height Minimum (cm) |
: | 12.0 | |
| Longitude | : | 98°40'E | Diameter at
breast height Average (cm) |
: | 16.0 | |
| Planted year and month | : | - | Tree
height Maximum (m) |
: | 9.0 | |
| Planted spacing (m × m) |
: | 5 × 10 | Tree
height Minimum (m) |
: | 6.0 | |
| Survaival rate of planted trees (%) |
: | 98 (three months after planting) | Tree
height Average (m) |
: | 7.5 | |
| 2. Site characteristics information | ||||||
| Land tenure | : | Government | Expenditure (per ha) |
: | - | |
| Monthly temperature of the site (°C) |
: | (min.: 15.0, max.: 22.0) | Land preparation | : | Rp500,000 | |
| Monthly rainfall of the site (mm) |
: | (annual: 2,194) | Planting stock cost | : | Rp150,000 | |
| Dry season | : | - | Maintenance
cost (per ha per one month) |
: | Rp100,000 | |
| Slope | : | 0 - 5% | Potential area
for planting (ha) |
: | - | |
| Soil type | : | Brown Podsolic | Damages | : | Animan and fire | |
| Soil texture | : | Medium/loamy | Remarks | : | Flowering: not
yet Coppicing: none |
|
| Soil pH | : | Acid | ||||
| Soil depth | : | < 50 cm | Vegetation and land utilization before planting | : | Bare land | |
| Water level | : | Low | ||||
| 3. Seedling information | ||||||
| Seedling | : | Seedring | Size of planting hole (cm) | : | 20 × 20 × 30 | |
| Provenance | : | North Sumatra | Fertilization | : | - | |
| Potted | : | Potted | Weeding | : | Every month | |
| Stock period | : | Eight
months (Until growth on 12 - 20 cm high) |
Supplement planting | : | - | |
| Pot type/size | : | Pollybag (10 × 10 × 15 cm) |
Thining | : | - | |
| Forest crown type | : | Monoculture | 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 | : | - | ||||