| Database on artificial forests in the tropics | ||||||
| ID: NE Thailand_Acacia mangium-8 | ||||||
| 1. General information | ||||||
| Date of the investigation | : | February, 2002 | Plantation area (ha) |
: | nda | |
| Plantation name | : | NR_02, Sakaerat Srtation | Tree species | : | Acacia mangium | |
| Region | : | Pak Thong Chai, Nakhon Ratchasima | Family/Genus | : | Leguminosae - Acacia | |
| Altitude | : | 628 | Diameter at
breast height Maximum (cm) |
: | 31.8 | |
| Latitude | : | 14o 30' N | Diameter at
breast height Minimum (cm) |
: | 7.4 | |
| Longitude | : | 101o 53' E | Diameter at
breast height Average (cm) |
: | 21.0 | |
| Planted year and month | : | June, 1985 | Tree
height Maximum (m) |
: | 27.23 | |
| Planted spacing (m x m) |
: | 2 x 3 | Tree
height Minimum (m) |
: | 9.74 | |
| Survaival rate of planted trees (%) |
: | 44.62 | Tree
height Average (m) |
: | 24.17 | |
| 2. Site characteristics information | ||||||
| Land tenure | : | Government | Expenditure (per ha) |
: | TB 37,400 | |
| Monthly temperature of the site (oC) |
: | (average: 25.9) | Land preparation | : | TB 13,275 | |
| Monthly rainfall of the site (mm) |
: | (annual: 1,414) | Planting stock cost | : | TB 21,250 | |
| Dry season | : | November - March | Maintenance cost | : | TB 2,875 | |
| Slope | : | flat | Potential area
for planting (per ha) |
: | nda | |
| Soil type | : | Slope Complex : SC | Damages | : | none | |
| Soil texture | : | nda | Remarks | : | 5-year tending | |
| Soil pH | : | 4.8 | ||||
| Soil depth | : | nda | Vegetation and land utilization before planting | : | Secondary Forest | |
| Water level | : | nda | ||||
| 3. Seedling information | ||||||
| Seedling | : | Seedling | Size of planting hole (cm) | : | 20 x 20 x 20 | |
| Provenance | : | Sakaerat Plantation | Fertilization | : | none | |
| Potted | : | Potted | Weeding | : | twice/year in the first 6 years | |
| Stock period | : | 6 months | Supplement planting | : | after 3 months and the following year | |
| Pot type/size | : | Black plastic | Thining | : | none | |
| Forest crown type | : | single storied | Prevention | : | fire protection | |
| 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 | : | - | ||||