EUSIDEROXYLON ZWAGERI PDF

Eusideroxylon zwageri Teijsm. & Binn., Natuurk. Tijdschr. Ned. Ind. 25 () Eusideroxylon borneense Fern.-Vill. Salgada lauriflora Blanco. Diagnostics. Family Name: Lauraceae. Common Names: Borneo Ironwood, Billian, Ironwood , Ulin, Belian. Borneo Ironwood,Billian,Ironwood,Ulin,Belian. Record Info. Typical habitat, Habitat of E. zwageri: E. zwageri is able to grow under soil which seasonally waterlogged. Senami forest, Jambi Indonesia.

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Seed dispersal is apparently often by water; rich pockets of ulin forest are often found at places where the fruits wash ashore in large quantities along rivers. Title Seedlings Caption One year old E. Less important is the use of ulin as frame, board, for heavy duty flooring, floodgates, road pavement and foundations, railway sleepers, fencing, printing blocks, vehicle bodies, sleds for log skidding, furniture, chopsticks, blowpipes, poles in fusideroxylon cultivation and survey pegs.

General Housing 10 – Silica in Timbers. The eusiderroxylon fruits are poisonous and pulverized fruits have been used medicinally against swellings. The teeth should be cleaned regularly from oily deposits.

Eusideroxylon zwageri: The official tree of Sarawak

Sanding This species is reported to be easy to sand. Zwgaeri wood planesbores and turns cleanly, producing smooth and often lustrous surfaces. It is a canopy species in primary forests.

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Bornean ironwood Conservation status. Kalimantan, Sumatra, Sabah, Sarawak, and the Philippines.

Gluing The timber is reported to require special precautions for gluing. Actual Dry Kiln Program http: Other sources indicate that ulin wood is often used for marine constructions such as pilingswharfsdockssluicesdamsships, bridges, but also used for power line poles, mastsroof shingles and house posts and to a minor extent as frame, board, heavy duty flooring, railway sleepersfencing material, furniture etc. Grain It is straight, only occasionally interlocked. Botanical Description It is an evergreen tree of up to 40 m tall.

The leaf blade is entire unlobed or lobed in Sassafras and occasionally with domatia crevices or hollows serving as lodging for mites in axils of main lateral veins present in Cinnamomum. It sometimes forms almost pure stands. The line width was 2 m, the distance between lines was 5 m and distance between seedlings was 2 m.

Xylosandrus compactus shot-hole borer.

Eusideroxylon zwageri

Title Stem Caption Close up of bole. Leaves alternate, simple, penni-veined, glabrous to slightly hairy below. Silvicultural management of the logged natural dipterocarp forest in South-east Asiain J.

The heartwood varies from yellow-brown to reddish yellow-brown, becoming dark brown or almost black on eusideroxyln. Growth rings boundaries are indistinct or absent.

Drying Defects Ease of Drying: Due to the excellent resistance to bacterialfungalinsect and marine borer attack the wood is highly prized for many outdoor eusidrroxylon. Stake Posts 5 – Propriedades fisicas e mecanicas da madeira e do contraplacado de Pinus elliottii. Planing Planing of this species is reported to it gives good results despite its hardness.

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ULIN (Eusideroxylon zwageri)

Flowers bisexual, actinomorphic, on a mm long pedicel; perianth tube shallow, tepals 6, in 2 whorls, eusderoxylon, caducous, Saw blades and cutting instruments are only moderate blunted during working the timber. Wikimedia Commons has media related to Eusideroxylon zwageri.

The flowers are usually yellow to greenish or white, rarely reddish. The species is only planted on a small scale because the supply of seeds and seedlings is inadequate. Ulin occurs also in mixed dipterocarp forest and has been found associated with Koompassia, Shorea, and Intsia species.

Senami Forest, Jambi, Indonesia. Many Dayak believe zwaegri the ulin wood acts as a protective talisman to avoid attack from tigers and elephants. Pokok ini merupakan ahli famili Lauraceae. Nailing requires pre-bores prior to nailing. Blunting Effect It blunts saw-teeth fairly rapidly, owing to its hardness.