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Teak ( Tectona grandis ) vs Balck siris ( albizia odoratissima )
- 3. • TEAK • Sci. name – Tectona grandis • Order – Lamiales • Family - Lamiaceae • BLACK SIRIS, TEA SHADE TREE • Albizia odoratissima • Fabales • Fabaceae 3 TAXONOMY
- 4. • Large deciduous tree • Demonstrate a moderate growth rate, straight cylindrical bole • Tolerates a wide range of climates • known for its high quality wood • Medium-dense foliage • Fast-growing, deciduous tree • Multipurpose tree • One of the top nitrogen-fixing trees • Attractive dark brown to black heartwood • Large tree with Graceful Drooping dark green foliage 4 INTRODUCTION
- 5. • Native to India, Sri Lanka, Indonesia, Myanmar, northern Thailand, and northwestern Laos • Species is planted in much of the moist tropics • world's oldest teak plantation – Nilambur, India • common in the outer Himalaya and in the Siwalik hills • mixed deciduous forests • greater part of the Indian Peninsula in dry and moist deciduous forests DISTRIBUTION 5
- 6. • Strong light demander • Highly tolerant of a range of climate conditions and can be found from very dry to very moist regions • Temperature : 2oC - 48oC • Annual rainfall : 800-2500 mm • Light-demander • Moist as well as fairly dry condition • Temperature : 22 - 33°C • Annual rainfall : 1000 - 5000 mm CLIMATE 6
- 7. • Grows best on deep, well- drained alluvial soils derived from limestone, schist, gneiss, shale • Optimum pH range : 6.5-7.5 • Soil is relatively fertile with high Ca, P, K, N and Organic matter • Tolerate a wide range of soil types, but does best on moist, well-drained, loamy soils • Tolerates hot humid conditions but not waterlogging • Species prefers soils with large amounts of organic matter SOIL 7
- 8. • Large , simple type • Ovate-elliptic shape • Opposite-decussate arrangement • Leaf Fall : November- January In moist region : march • Leaf Renewal : May • Dark green leaves are bipinnately compound, downy, with 6-15 pairs asymmetrical leaflets • Leaf Fall : December-February • Leaf renewal occur before old leaves completely fallen LEAF 8
- 9. • White, fragrant, Dioecious • Flowering start : 6 year after planting • Flowering : June – September • Inflorescence : Paniculate • Pollination : Entomophily • Pale yellowish white, fragrant, Monecious • Flowering : March – June • Inflorescence : Corymb • Pollination: Entomophily FLOWER 9
- 10. • Type : Drupe • Hard spherical brown • Fruiting : November – January • Pod , flat, strap-shaped • Reddish-brown to dark brown • Fruiting : June – September FRUIT 10
- 11. • Fruit contain 4 seed chambers • No of Seeds : avg. 2000/kg • Seed treatment : Alternate wetting & drying • Germination : 30-50% • Pods contain 8-12 reddish brown, ovate seeds • No of seeds : avg. 22000/kg • Seed treatment : Soaked in cold water during night • Germination : 47% SEED 11
- 12. • Commonly Seedling and stumps are used as planting material • Strong coppice • Spacing :2m x 2m, 3m x 3m • Commonly propagated through seeds • vegetative propagation for get superior trees • Spacing : 6m x 6m, 12m x 12m PROPAGATION 12
- 13. • Hyblaea puera : Teak defoliator • Eutectona machaeralis : Teak skeletonizer • Striglina scitaria : Leaf webber • Diastocera wallichi : Beetles feeds on young shoots PEST & DISEASES 13
- 14. • Wood very durable ,resistant to fungi • Best timber for furniture • Employed for sound – board of musical instruments • Timber : Indoor construction, furniture & Decoration work • Branches : Lopped for Fodder • Planted for erosion control, soil conservation & as shade tree USES 14
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