DESCRIPTION OF Jatropha Curcas L
•
- Hig-bush plant 2-5 meters tall
- Grow up well in unfertile soil, hot climate, from low land to 300 meters above sea level.
- Transparent sap, smooth crust, single leave.
- Seeds are produced in 6-9 month.
- Can still grow up in critical land if planted in tumpang sari metode.
- Seedling or seeds.
- Tolerance to heavy rainy reason.
- Chemical composition: n-l-triakontanol, alpha-amirin, kampesterol, stigmast-5-ene-3 beta, 7 alpha-diol, stigmasterol, beta-sitosterol, iso-viteksin, viteksin, 7-keto-betasitosterol, HCN.
- Seed need : 2-3 kg/hectare, 2500 plants / hectare.
- Can be planted in an area below 800 meters above sea level, temperature = 20-30 Celcius.
- Every hectare plantation can be planted by 1300-2500 Jatropha trees, 3000-5000 for seedling.
- Seed need = 1 ½ - 3 kg/hectare (monoculture).
- Each hectare plantation can produce 1½ - 5 tons seeds. 2000 trees population in first year and 5-10 tons for second year with 25-35% Jatropha oil concentration.
- Planting periode is only 5-7 months and can be harvested until 50 years.
- Rain fall 300-1200 mm/year.
- Planting media in polybag by mixing soil and sand (3:1) and 2 months nursery period.
- Plant disease might attack after 3 years.
- Jatropha oil can be produced by local villagers using simple equipment. The oil can function as a substitute to convetional fuel.
- High demand for export market (Japan, Korea, Singapore)
- Providing jobs for the unemployed inhabitants around the plantation and help increasing local economic growth which will reduced poverty and unemployment level.
>>> On Top >>>
|