| Database on artificial forests in the tropics | ||||||
| ID: South Kalimantan_Acacia spp-2 | ||||||
| 1. General information | ||||||
| Date of the investigation | : | March, 2004 | Plantation area (ha) |
: | 0.7 | |
| Plantation name | : | Gn. Payung | Tree species | : | Acacia mangium | |
| Region | : | South Kalimantan | Family/Genus | : | Leguminosae - Acacia | |
| Altitude (m, asl) | : | 30 | Diameter at
breast height Maximum (cm) |
: | 41.7 | |
| Latitude | : | 3°29'S | Diameter at
breast height Minimum (cm) |
: | 24.5 | |
| Longitude | : | 114°41'E | Diameter at
breast height Average (cm) |
: | 33.6 | |
| Planted year and month | : | April, 1991 | Tree
height Maximum (m) |
: | 25.0 | |
| Planted spacing (m × m) |
: | 4 × 4 | Tree
height Minimum (m) |
: | 14.0 | |
| Survaival rate of planted trees (%) |
: | 95 | Tree
height Average (m) |
: | 24.5 | |
| 2. Site characteristics information | ||||||
| Land tenure | : | Government | Expenditure (per ha) |
: | Rp900,000 | |
| Monthly temperature of the site (°C) |
: | (min.: 24.0, max.: 35.0) | Land preparation | : | - | |
| Monthly rainfall of the site (mm) |
: | (annual: 2,554) | Planting stock cost | : | - | |
| Dry season | : | - | Maintenance cost | : | - | |
| Slope | : | Flat | Potential area
for planting (ha) |
: | 150 | |
| Soil type | : | Acrisol | Damages | : | - | |
| Soil texture | : | Heavy/Clayed | Remarks | : | - | |
| Soil pH | : | 4.5 | ||||
| Soil depth | : | Deep | Vegetation and land utilization before planting | : | Grassland | |
| Water level | : | Low | ||||
| 3. Seedling information | ||||||
| Seedling | : | Seedring | Size of planting hole (cm) | : | 30 × 30 × 40 | |
| Provenance | : | Subanjariji, South Sumatra | Fertilization | : | Two times (100 g NPK) | |
| Potted | : | Potted | Weeding | : | First year
(every four months) Second year (every six months) |
|
| Stock period | : | Until growth on 30 cm high | Supplement planting | : | - | |
| Pot type/size | : | Pottray (vol. 183 cc) |
Thining | : | - | |
| Forest crown type | : | Single story | Prevention | : | - | |
| Forest floor vegetation | : | Dense | ||||
| 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 | : | - | ||||