Sabtu, 11 Agustus 2012

Kinds of wood

 Kinds of wood

Teak is a kind of high-quality timber-producing trees. A large tree with a straight-trunked, it can grow to 30-40 m high. Large-leaved, which is shed in the dry season.
Teak is known world by the name of teak (English).
Sandalwood, or sandalwood fragrance, a producer of sandalwood trees and sandalwood oil. The wood is used as a spice, incense ingredients, aromatherapy, fragrance mix, and sangkurkeris (sheath). A good timber can hold scent for centuries. It is said that in Sri Lankakayu membalsam bodies are used for the daughters of the king since the 9th century. In Indonesia, this wood is found in East Nusa Tenggara, particularly on the island of Timor, although it is now found also in Java and Nusa Tenggara islands other.
Sandalwood is a parasitic plant in early life. Kecambahnya need to support the growth of host trees, because the roots themselves are not capable of supporting life. Because this is a prerequisite sandalwood difficult bred or cultivated. [2]
Fragrant sandalwood (Santalum album) is now very rare and very expensive. Wood from the area Mysoram in southern India is generally considered the best quality. In Indonesia, sandalwood from Timor is also greatly appreciated. Instead, aromatherapy and perfume experts using jenggi sandalwood (Santalum spicatum). These tree species different concentrations of the chemicals they contain, and therefore different levels of fragrance too.
Sandalwood is considered as an alternative medicine to bring people closer to God. Base oils of sandalwood, which is very expensive in its pure form, is used primarily for Ayurvedic healing way, and to relieve anxiety.
Mahogany wood is an excellent timber used for the manufacture of MABLE etc.. This kind of wood is rare among us. now that the wood has been protected by the government.
Ulin wood or also called ironwood. wood is very strong on this one as well as iron. The timber can be encountered, or we get from the island of Kalimantan. there a lot of ironwood. The wood is now protected the local government. because the wood is very rare and very difficult to obtain.
Two years sengon's popularity increased. In fact, he was known as a timber class 3. The cause? 'Very severe damage to natural forests. Degradation rate of 2.87 million ha per year, causing forest can no longer be a supplier of timber for industrial raw materials, 'said Ahmad Ridwan Pasaribu, researchers Center for Forest Products Research and Development.
According to Dr. Iskandar Zul Siregar, lecturer at the Faculty of Forestry, Bogor Agricultural University, in 1990 recorded 564 forest concession company with production of 28-million tons. The amount left over 247 companies that produce 11-million tons in 2003. 'Illegal logging can be 4 times more than the total production, "said Iskandar. When the shrinking forest area, on the other side of it, "Wood demand is very high and irreplaceable," said doctoral Forest Genetics and Plant Breeding alumnus Georg-August University, Goettingen, Germany, it is.
When it's people and industries that require wood sengon glance. Sengon wood is not as hard as teak. However, with immersion in salt wolman, sengon wood can last 30-45 years. Wolman salt mixture of 25% sodium fl uorida, disodium hydrogen arsenate 25%, 37.5% of sodium chromate, 12.5% ​​dinitro phenol. Other technologies to strengthen sengon is biocomposites. Is not as strong as teak Sengon mixed with other wood in accordance with the designation.
No wonder if many dikebunkan sengon in various areas such as the Kudat District and the Municipality of Banjar, West Java, Waterford and Banyumas (Central Java), and Pasuruan and Karachi (East Java). Community in droves because mengebunkan sengon relatively short period of 5-10 years of cutting. Compare with the felling of teak Tectona grandisyang reach 25-35 years.
In addition, the 'Management of sengon easy cultivation, compliance is not difficult to grow, versatile wood, and improve soil quality and fertility, "says Yana Sumarna MS, researchers Center for Forest Products Research and Development. It was also submitted Sapari employee-owned PT Waskita work under the Public Works Department, which mengebunkan sengon in Ngadirojo, District Lorok, Pacitan, East Java.
'Raising sengon it easy, no risk is too great, and the market there, "said Sapari who came once a month to see the garden sengon Pacitan. For Sapari mengebunkan sengon is saving for retirement later. Currently sengon 1200 at the height of 450 m asl 3 years old. Two years from now when he's 53 years of retirement, Sapari also harvested.

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