Database on artificial forests in the tropics | ||||||
ID: Sulawesi-6 | ||||||
1. General information | ||||||
Date of the investigation | : | Plantation area (ha) |
: | 2.0 | ||
Plantation name | : | Ujung Batu | Tree species | : | Gmelina arborea | |
Region | : | Sulawesi | Family/Genus | : | Verbenaceae - Gmelina | |
Altitude (m, asl) | : | 35 | Diameter at
breast height Maximum (cm) |
: | - | |
Latitude | : | 2°36'S | Diameter at
breast height Minimum (cm) |
: | - | |
Longitude | : | 121°1'E | Diameter at
breast height Average (cm) |
: | 17.2 | |
Planted year and month | : | 2000 | Tree
height Maximum (m) |
: | - | |
Planted spacing (m × m) |
: | 3 × 3 | Tree
height Minimum (m) |
: | - | |
Survaival rate of planted trees (%) |
: | 95 | Tree
height Average (m) |
: | 17.5 | |
2. Site characteristics information | ||||||
Land tenure | : | H. Hafid Montolalu | Expenditure (per ha) |
: | Rp5,000,000 | |
Monthly temperature of the site (°C) |
: | 27.6 (min.: 26.0, max.: 28.2) | Land preparation | : | - | |
Monthly rainfall of the site (mm) |
: | 88 - 279 (annual: 2,390) | Planting stock cost | : | - | |
Dry season | : | - | Maintenance cost | : | - | |
Slope | : | - | Potential area
for planting (ha) |
: | 15 | |
Soil type | : | Rhodic Hapludox/Oxisol | Damages | : | None | |
Soil texture | : | Clay | Remarks | : | Growth performance is bad | |
Soil pH | : | 5.5 - 6.0 | ||||
Soil depth | : | > 150 cm | Vegetation and land utilization before planting | : | Natural forest | |
Water level | : | Deep | ||||
3. Seedling information | ||||||
Seedling | : | Seedring | Size of planting hole (cm) | : | 40 × 40 × 40 | |
Provenance | : | Java Island (Indonesia) | Fertilization | : | - | |
Potted | : | Pollybag | Weeding | : | Four months
interval for initial two years with Taungya system |
|
Stock period | : | Four months | Supplement planting | : | - | |
Pot type/size | : | Pollybag (diameter: 12 cm, height: 15 cm) |
Thining | : | - | |
Forest crown type | : | Monoculture | Prevention | : | - | |
Forest floor vegetation | : | Medium | ||||
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 | : | - |