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Gold teak

Also known as annatto, purple teak, black core Manglietia, blood tree, is a deciduous or semi-deciduous trees, trees up to 40-50 meters, diameter 2-2.5 meters, dry and straight. Bark Brown or gray, four-angled, stellate hairs. Leaves opposite, large ovate or elliptic, densely grayish-yellow star-shaped hairs on the back. Panicles of broad, fall-blooming white flowers, fragrant. Teak is a tropical tree, requires a higher temperature, vertical distribution in altitude of 700-800 meters below the low mountains and hills and Plains. Can be used as medicine, manufacture of furniture and floor, Interior and exterior decoration materials. The prospects for the world's demand for teak, teak has been cut out of the Southeast Asian countries. Thailand, Burma, India, Indonesia, after 1980, have stopped cutting down exports.

Chinese name

Latin gold teak Tectona grandis l.f. nickname Rouge wood, blood, plants such as Ma Li Jiao outline of Angiospermae Dicotyledoneae subclass gamopetalous flowers branching suborder compendium of Asia gamopetalous flowers subclass teak Tectona ethnic distribution in South-East Asia

Morphological features

Main origins of Golden teak teak from Burma, Indonesia, Laos, Viet Nam, Thailand, India and other Southeast Asian countries, China near the border with Yunnan, there are some. Latin America and African States had introduction species Indonesia teak of original health seedlings, but for climate, soil and water, environment of different, growth coefficient Express, 10 years will can timber, containing oil volume declined, easy dry easy crack easy shape, also missing has gold silk gloss, completely lost has teak of characteristics, fundamental is not Shang real meaning Shang of teak has, has not was market by admitted. Teak is a tropical tall hardwood trees, up to 39-45 meters, diameter at breast height of about 1.5 meters. Bark Brown or gray, four-angled, stellate hairs. Leaves opposite, large ovate or elliptic, densely grayish-yellow star-shaped hairs on the back. Panicles of broad, fall-blooming white flowers, fragrant.

Hand-rubbed teak blades, are dyed blood-red colored fingers, and it is hard to wash, so called annatto or blood. Suitable temperature: 43-48 c the absolute highest mild 2 degrees absolute minimum temperature. Vertical distribution in altitude of 700-800 meters below the low mountains and hills and Plains. Teak-intolerant tree species, origin of the annual average temperature is 20 c-27 c absolute low temperature 2 c, annual rainfall is 1100-3800 mm, dry and wet season is obvious. Strong positive tree can grow in sandstone and shale, granite into on the red soil and Crimson soil, deep, moist, fertile, well-drained soil. Without low temperature and Frost (-1 c-2 c), shallow roots, Crown, vulnerable to wind damage, sheltered places to plant. Teak growing rapidly, sprouting ability, cutting after regeneration. Tree height can be up to 50 metres, and diameter at breast height of 2.5 meters. Straight trunk. Small four-angled. Leaves simple, decussate leaves, obovate, wide oval or round. Flowers arranged in large inflorescences terminal or axillary, Calyx campanulate in shape, 5~ 6 short-lobed, when expanded, ovate or pot; Fruit globose, densely covered with rusty hairs, hidden within a persistent membranous sepals.

Use

Golden teak is dominated by heartwood, dark brown color, wood containing oil, wooden acting straight, slightly rough wood muscle. Sapwood is yellowish-white, edges, heartwood make, ring apparently fine, strong mechanical properties, good drying and shrinkage, wood strength, durability, and strong resistance to fungus and pests. Teak is native to Myanmar, Thailand, and India the mountains. Sapwood is yellowish-white, heartwood area different Brown, pale grey, pale, brownish gold. Straight wood, teak hard texture, detail, touch of materials containing fat, good dry, high durability, all expansion and shrinkage in wood at least one, good dimensional stability. Wood surfaces wood grain appearance elegant, and easy processing.
Afforestation, ships, vehicles, buildings, sculptor, furniture and so on.

Main values
The economy

Manufacturing furniture is teak floors, Interior and exterior decoration materials. Applicable to shipbuilding, open architecture, bridge, sculpted coffins.
Teak has strong corrosion resistance to various chemicals, so it is advisable for the chemical industry and wood products. Used especially in flooring, corrosion-resistant, wear-resistant, shine bright like new, beautiful pattern, colors and elegant looks, good stability, small deformation.

Watch

Teak is used to make trees, green area, also green, high grade, high grade. Its characteristics are the main Rod straight, leaves and large, neat canopy material excellent, high value. In Guangdong, Guangxi, Yunnan, Hainan, Fujian, five provinces have started to do street trees, green area, Garden decoration and also green.

Golden teak, Lamiales, Labiatae. Common teak and Golden teak wood from tree leaves could not see the difference, common teak wood with Brown, gray, yellow-brown or light green with black streaks grease lines.