Ayous triplochiton scleroxylon also known as obeche or samba. The species is distributed over the tropical areas of west africa and central africa. The plant condition score across the different canopy types range from 05 for terminalia superba and 25 for triplochiton scleroxylon. Sorption and thermodynamic properties of terminalia. Triplochiton scleroxylon in the germplasm resources information network grin, u.
Efforts at tackling illegal operations should be geared towards enforcing the laws, ensuring institutional stability and being vigilant in the month during which most of the illegal operations are likely to occur. Woodworking projects i cant open pdf files on my computer etsy. Triplochiton scleroxylon from west africa yields a yellowish. Plantation grown obeche triplochiton scleroxylon and their relationships with wood specific gravity. Panjiva uses over 30 international data sources to help you find qualified vendors of triplochiton scleroxylon. Indonesia djelutong indonesia jelutong indonesia melabuwai peninsular malaysia andjaroetoeng peninsular malaysia jelutong peninsular malaysia jelutong bukit peninsular malaysia jelutong paya peninsular malaysia letoeng peninsular malaysia pantoeng malaysia islands jelutong sitco lumber company 2050 kestrel avenue. Ceiba pentandra, obeche triplochiton scleroxylon, and ramin gonystylus bancanus. Wood production and structure in laboratorygrown cuttings. Triplochiton synonyms, triplochiton pronunciation, triplochiton translation, english dictionary definition of triplochiton. Batch and column studies for cadmium ii removal using. Triplochiton scleroxylon, biotechnology, carbohydrates, cutting, hardwood, histology, horticulture, physiological state, rooting, water potential, xylem abstract. Sauna builders asthma caused by obeche triplochiton scleroxylon. The timber is known by the common names african whitewood, abachi, obeche in nigeria, wawa in ghana, ayous in cameroon and sambawawa in ivory coast. This timber is also known as abachi, under the nigerian name obeche, the ghana name wawa, the cameroon name ayous and ivory coast name samba.
Cuttings of the tropical hardwood species triplochiton scleroxylon k. Accepted files types are pdf, doc, docx, xls, xlsx, csv and text, please make sure the file is under 2mb. Wood database and searchable library woodworkers source. Triplochiton scleroxylon is a tropical tree of africa. Schum shows that its young leaves are used as vegetable in nigeria.
The timber is known by the common names african whitewood, abachi, obeche in nigeria, wawa in ghana, ayous in cameroon and sambawawa in ivory coast description. Full text full text is available as a scanned copy of the original print version. This paper describes a case of occupational asthma caused by samba wood dust. The 15, 35 and 50 c isotherms were plotted by applying the saturated salts method and fitted using the gab model. Blockboard, boat building, boxes and crates, cabinetmaking, decorative plywood, decorative veneer, fiberboard, furniture components, joinery, marquetry. Pdf vegetative propagation of tree species indigenous to. Obeche has moderately adequate broad leaf structure and specialty stem characters such as self pruned cylindrical bole. The hygroscopicity and thermodynamic properties of terminalia superba engl. Since the same date, plants with flower buds have been kept in saucers of water to minimize stress. Get a printable copy pdf file of the complete article 302k, or click on a page image below to browse page by page. The plant is used in traditional medicine to treat oedemas and as an anodyne. All darkcolored heartwood is not resistant to decay, and some nearly. This paper presents the performance of terminalia superba and triplochiton scleroxylon seedlings in enrichment planting in different forest canopy types or disturbance types skid trail, landing.
Number of cuttings and percentage rooting of cuttings with dormant and active buds harvested from stock plants of t. Trends and status of illegal timber logging in three forest. Growth determinants of timber species triplochiton scleroxylon and. Sterculiaceae also known as arere yoruba, nigeria is an environmentally and economically important african tropical tree and it was a successful plantation tree species in nigeria.
Performance of terminalia superba and triplochiton. The effect of triplochiton scleroxylon wawa aqueousextracts were tested on the seeds of tomato lycopersicumesculentum, pepper capsicum annuum and garden egg solanummelongena in the pathology laboratory of the forestry research institute of. Studies of changes in anatomical properties showed that, although constant levels of light intensity, temperature and. Triplochiton small genus of tropical african trees with maplelike leaves genus triplochiton dilleniid dicot genus genus of more or less advanced. Indonesia djelutong indonesia jelutong indonesia melabuwai peninsular malaysia andjaroetoeng peninsular malaysia jelutong peninsular malaysia jelutong bukit peninsular malaysia jelutong paya peninsular malaysia letoeng peninsular malaysia pantoeng malaysia islands jelutong sitco lumber company 2050 kestrel avenue desoto texas 75115 800627. It is usually up to 150cm in diameter, with exceptional specimens up to 210cm, with buttresses that can be up to 8 metres high. Peeled and sliced veneer for interior and exterior parts of plywood, fibre and particle board, blockboard. The bole is straight, often angular and strongly ridged. Schum sterculiaceae is an economically important timber species of west africa which has been heavily exploited in recent years. May 19, 2014 wood dust is a known occupational allergen that may induce, in exposed workers, respiratory diseases including asthma and allergic rhinitis. Mar 30, 2016 182 snp markers were developed for ayous triplochiton scleroxylon k.
Vegetative propagation of triplochiton scleroxylon k. Wood dust is a known occupational allergen that may induce, in exposed workers, respiratory diseases including asthma and allergic rhinitis. Precocious flowering and reproductive biology of triplochiton. Triplochiton scleroxylon is a tropical timber with much popularity on the international market. Halfway through this period, some of the plants were transferred to a light level of 34. It occasionally serves as vegetable variety and as substitutes for shrub and herb leaf vegetable during drought. Quick facts all of echo wood veneers are offered fsc certi. Links to pubmed are also available for selected references. Wood production and structure in laboratorygrown cuttings of. Pdf wood dust is known to cause allergic occupational asthma and obeche triplochiton scleroxylon is a prominent exponent in this field. Department of agriculture agricultural research service. Growth determinants of timber species triplochiton scleroxylon and implications for forest management in central africa. This set of markers was successfully used to genotype 753 individuals from 43.
This set of markers was successfully used to genotype 753 individuals from 43 populations in five tropical west and central african. Other scholarly content obeche, ayous, samba, african. Rooted mature cuttings of triplochiton scleroxylon were subjected to 92. The most marketed species are the same as those exploited by the industrial sector, in particular ayous triplochiton scleroxylon and iroko milicia excelsa. Triplochiton scleroxylon is a tree of the genus triplochiton of the family malvaceae. Triplochiton is a genus of flowering plants in the family malvaceae selected species. The species is distributed over the tropical areas of west africa and central africa uses. Triplochiton scleroxylon ayous principal plantation species lophira alata azobe cylicodiscus gabunensis okan entandrophragma candollei kossipo milicia excelsa iroko pericopsis elata assamela distemonanthus benthamianus movingui lovoa trichilioides dibetou sterculia rhinopetala lotofa. The effect of storage period on the viability of triplochiton. Images and text for 29 species found in nimba county, liberia. Thereafter water was used at about 20c, except where otherwise stated.
Wood production and structure in laboratorygrown cuttings of triplo chiton scleroxylon with changes in light intensity. Sauna builders asthma caused by obeche triplochiton. The young leaves are used as a vegetable in stews and soup. Of fine even texture, although the grain can be interlocked, to works very easily. Woodworking projects i cant open pdf files on my computer.
Triplochiton scleroxylon, essia petersianthus macrocarpus, ofram terminalia superba 3 production of lumber from trees on farmlands and logging residues at six communities in the central and western regions of ghana f. This paper presents the performance of terminalia superba and triplochiton scleroxylon seedlings in enrichment planting in different forest canopy types. The maximum sorption capacity qo obtained from langmuir isotherm models plots were found to be 10. Triplochiton scleroxylon indigenous knowledge on forest. Schum by incorporating information from two next generation sequencing approaches radseq floragenex and aflpseq iontorrent pgm into a single genotyping panel for massarray iplex. Pdf generated through capture perfect using omnipage 14 pro for textual ocr. In some species, such as black locust, western redcedar, and redwood, heartwood extractives make the wood resistant to fungi or insect attack. This timber is also known as abachi, under the nigerian name obeche, the ghana name wawa, the cameroon name ayous and ivory coast name samba a specialized use of obeche wood is the construction of sauna interior parts that touch skin, where the wood is prized for its lack of splinters or resin, and most importantly its low. Triplochiton scleroxylon 119in addition, the use of unheated water 2c decreased soil temperatures especially in winter, until water heaters were installed in 1979. Cameroon timber trade legality training manual 1 the republic of cameroon stretches between latitudes 2 and north from the gulf of guinea to lake chad and has a total surface area of 475 000 km cameroons forest estate covers 21. Media in category triplochiton scleroxylon herbarium specimens the following 2 files are in this category, out of 2 total. Triplochiton scleroxylon obeche, wawa obeche, ayous 4. Pdf identification of an obeche triplochiton scleroxylon wood. The effects of triplochiton scleroxylon aqueous extracts on.
Triplochiton scleroxylon is a pioneer species found in open forests, whereas mansonia altissima is a nonpioneer lightdemanding tree species. Iowa farm custom rate survey iowa state university. Effect of xylem blockage on stem resistance and water. Other scholarly content obeche, ayous, samba, african whitewood. Samba obeche, triplochiton scleroxylon is a tropical tree, which grows in west africa, therefore, polish workers are rarely exposed to it. Schum sterculiaceae is a deciduous tree which grows within moist to dry semideciduous forests throughout west and central africa, from sierra leone to the central african republic. Triplochiton scleroxylon world agroforestry centre. The effect of triplochiton scleroxylon wawa aqueousextracts were tested on the seeds of tomato lycopersicumesculentum, pepper capsicum annuum and garden egg solanummelongena in the pathology laboratory of the forestry research institute of ghana forig.
Triplochiton scleroxylon, tectona grandis, gmelina arborea, nauclea diderichii and terminalia ivorensis wood blocks were biodegraded in situ in the laboratory by lenzites palisoti a white rot fungus. Triplochiton scleroxylon, sapelli entandrophragma cylindricum, azobe lophira alato, iroko chlorophora excelsa and frake terminalia superba currently represent nearly 70% of national timber production. The test blocks were cut into 10x10x20 mm and exposed into the infection region of pure culture of lenzites palisoti for 16 weeks. Trends and status of illegal timber logging in three.
Its use is restricted more to the rural than urban areas. Triplochiton scleroxylon synonyms, triplochiton scleroxylon pronunciation, triplochiton scleroxylon translation, english dictionary definition of triplochiton scleroxylon. The use of this tree for reforestation programmes has not been very. Ghana forestry report draft towards ecowas forest convergence plan prepared by prof.
I 2003 compressive strength of plantation grown obeche triplochiton scleroxylon k. Triplochiton scleroxylon definition of triplochiton. It is usually up to 150cm in diameter, with exceptional specimens up to 210cm, with buttresses that can be up to. Triplochiton scleroxylon is a deciduous tree growing up to 50 metres tall. Towards conservation of genetic variation of tropical tree species. The effects of triplochiton scleroxylon aqueous extracts. Juam technical director forestry ministry of lands and natural resources project focal point, accra. Triplochiton scleroxylon was the most exploited species representing 23% of tree species exploited by illegal loggers. Langmuir and freundlich isotherm models were applied to equilibrium data at four temperatures. Investigation conducted into the uses of obeche, triplochiton scleroxylon k. Triplochiton definition of triplochiton by the free. For the report on cocoa farm shade tree evaluation and recommendations march 2018 cecilia polansky for fifes, csc, and cdp. Triplochiton definition of triplochiton by the free dictionary.
1596 817 1352 410 1118 451 1406 722 260 1246 1559 780 354 1025 634 1222 543 629 1513 1269 148 1011 1035 1210 1500 1054 747 1367 871 578 791 448 174 551 1463 388