Triplochiton scleroxylon obeche, wawa obeche, ayous 4. Obeche has moderately adequate broad leaf structure and specialty stem characters such as self pruned cylindrical bole. Iowa farm custom rate survey iowa state university. 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. Triplochiton scleroxylon is a pioneer species found in open forests, whereas mansonia altissima is a nonpioneer lightdemanding tree species. Effect of xylem blockage on stem resistance and water. Triplochiton scleroxylon from west africa yields a yellowish. Performance of terminalia superba and triplochiton. Blockboard, boat building, boxes and crates, cabinetmaking, decorative plywood, decorative veneer, fiberboard, furniture components, joinery, marquetry. Studies of changes in anatomical properties showed that, although constant levels of light intensity, temperature and. Pdf identification of an obeche triplochiton scleroxylon wood.
Triplochiton definition of triplochiton by the free dictionary. Triplochiton scleroxylon is a tree of the genus triplochiton of the family malvaceae. Triplochiton scleroxylon, sapelli entandrophragma cylindricum, azobe lophira alato, iroko chlorophora excelsa and frake terminalia superba currently represent nearly 70% of national timber production. 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.
Panjiva uses over 30 international data sources to help you find qualified vendors of triplochiton scleroxylon. Woodworking projects i cant open pdf files on my computer. Fernando salinas senior forestry officer fao accra, ghana mr. 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.
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. Investigation conducted into the uses of obeche, triplochiton scleroxylon k. Sauna builders asthma caused by obeche triplochiton. Links to pubmed are also available for selected references. Vegetative propagation of triplochiton scleroxylon k. Triplochiton scleroxylon is a tropical tree of africa. The plant condition score across the different canopy types range from 05 for terminalia superba and 25 for triplochiton scleroxylon.
Halfway through this period, some of the plants were transferred to a light level of 34. Samba obeche, triplochiton scleroxylon is a tropical tree, which grows in west africa, therefore, polish workers are rarely exposed to it. Other scholarly content obeche, ayous, samba, african. The hygroscopicity and thermodynamic properties of terminalia superba engl. Its use is restricted more to the rural than urban areas.
Schum by incorporating information from two next generation sequencing approaches radseq floragenex and aflpseq iontorrent pgm into a single genotyping panel for massarray iplex. It is usually up to 150cm in diameter, with exceptional specimens up to 210cm, with buttresses that can be up to. This paper presents the performance of terminalia superba and triplochiton scleroxylon seedlings in enrichment planting in different forest canopy types. The bole is straight, often angular and strongly ridged. 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. This set of markers was successfully used to genotype 753 individuals from 43. Department of agriculture agricultural research service. I 2003 compressive strength of plantation grown obeche triplochiton scleroxylon k. The species is distributed over the tropical areas of west africa and central africa uses. 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. 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. The effects of triplochiton scleroxylon aqueous extracts. 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.
Ceiba pentandra, obeche triplochiton scleroxylon, and ramin gonystylus bancanus. Towards conservation of genetic variation of tropical tree species. Wood dust is a known occupational allergen that may induce, in exposed workers, respiratory diseases including asthma and allergic rhinitis. For the report on cocoa farm shade tree evaluation and recommendations march 2018 cecilia polansky for fifes, csc, and cdp. Trends and status of illegal timber logging in three. Sorption and thermodynamic properties of terminalia. This paper describes a case of occupational asthma caused by samba wood dust. The effects of triplochiton scleroxylon aqueous extracts on. In some species, such as black locust, western redcedar, and redwood, heartwood extractives make the wood resistant to fungi or insect attack. Growth determinants of timber species triplochiton scleroxylon and.
Schum shows that its young leaves are used as vegetable in nigeria. Triplochiton scleroxylon is a deciduous tree growing up to 50 metres tall. Trends and status of illegal timber logging in three forest. Images and text for 29 species found in nimba county, liberia. Other scholarly content obeche, ayous, samba, african whitewood. The maximum sorption capacity qo obtained from langmuir isotherm models plots were found to be 10. The plant is used in traditional medicine to treat oedemas and as an anodyne. Triplochiton scleroxylon indigenous knowledge on forest. Triplochiton scleroxylon world agroforestry centre. Pdf vegetative propagation of tree species indigenous to. Pdf generated through capture perfect using omnipage 14 pro for textual ocr.
Triplochiton scleroxylon in the germplasm resources information network grin, u. Ghana forestry report draft towards ecowas forest convergence plan prepared by prof. Full text full text is available as a scanned copy of the original print version. Wood production and structure in laboratorygrown cuttings. 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. Schum sterculiaceae is an economically important timber species of west africa which has been heavily exploited in recent years. Wood database and searchable library woodworkers source. Of fine even texture, although the grain can be interlocked, to works very easily.
Peeled and sliced veneer for interior and exterior parts of plywood, fibre and particle board, blockboard. Triplochiton scleroxylon definition of triplochiton. Langmuir and freundlich isotherm models were applied to equilibrium data at four temperatures. Get a printable copy pdf file of the complete article 302k, or click on a page image below to browse page by page. Ayous triplochiton scleroxylon also known as obeche or samba. The young leaves are used as a vegetable in stews and soup.
The use of this tree for reforestation programmes has not been very. Triplochiton scleroxylon synonyms, triplochiton scleroxylon pronunciation, triplochiton scleroxylon translation, english dictionary definition of triplochiton scleroxylon. Accepted files types are pdf, doc, docx, xls, xlsx, csv and text, please make sure the file is under 2mb. May 19, 2014 wood dust is a known occupational allergen that may induce, in exposed workers, respiratory diseases including asthma and allergic rhinitis. The test blocks were cut into 10x10x20 mm and exposed into the infection region of pure culture of lenzites palisoti for 16 weeks.
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. Woodworking projects i cant open pdf files on my computer etsy. Sauna builders asthma caused by obeche triplochiton scleroxylon. Triplochiton scleroxylon is a tropical timber with much popularity on the international market. 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. Triplochiton scleroxylon, biotechnology, carbohydrates, cutting, hardwood, histology, horticulture, physiological state, rooting, water potential, xylem abstract. The effect of storage period on the viability of triplochiton. 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. Thereafter water was used at about 20c, except where otherwise stated. Triplochiton is a genus of flowering plants in the family malvaceae selected species.
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. This set of markers was successfully used to genotype 753 individuals from 43 populations in five tropical west and central african. The species is distributed over the tropical areas of west africa and central africa. All darkcolored heartwood is not resistant to decay, and some nearly. 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. It occasionally serves as vegetable variety and as substitutes for shrub and herb leaf vegetable during drought. Mar 30, 2016 182 snp markers were developed for ayous triplochiton scleroxylon k. Triplochiton small genus of tropical african trees with maplelike leaves genus triplochiton dilleniid dicot genus genus of more or less advanced.
Quick facts all of echo wood veneers are offered fsc certi. Cuttings of the tropical hardwood species triplochiton scleroxylon k. 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. 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.
Number of cuttings and percentage rooting of cuttings with dormant and active buds harvested from stock plants of t. The most marketed species are the same as those exploited by the industrial sector, in particular ayous triplochiton scleroxylon and iroko milicia excelsa. Batch and column studies for cadmium ii removal using. Growth determinants of timber species triplochiton scleroxylon and implications for forest management in central africa. Plantation grown obeche triplochiton scleroxylon and their relationships with wood specific gravity. Rooted mature cuttings of triplochiton scleroxylon were subjected to 92.
Wood production and structure in laboratorygrown cuttings of. Media in category triplochiton scleroxylon herbarium specimens the following 2 files are in this category, out of 2 total. Triplochiton definition of triplochiton by the free. Precocious flowering and reproductive biology of triplochiton. Triplochiton synonyms, triplochiton pronunciation, triplochiton translation, english dictionary definition of triplochiton. The 15, 35 and 50 c isotherms were plotted by applying the saturated salts method and fitted using the gab model. Wood production and structure in laboratorygrown cuttings of triplo chiton scleroxylon with changes in light intensity. It is usually up to 150cm in diameter, with exceptional specimens up to 210cm, with buttresses that can be up to 8 metres high. Triplochiton scleroxylon 119in addition, the use of unheated water 2c decreased soil temperatures especially in winter, until water heaters were installed in 1979. Vegetative propagation techniques have been developed for the species to overcome difficulties of seed supply, and to encourage reforestation efforts. Since the same date, plants with flower buds have been kept in saucers of water to minimize stress.
1201 109 1342 1538 189 1483 277 996 341 769 1023 796 529 774 64 511 342 472 1185 486 1372 431 1074 1466 627 1089 563 1559 684 371 1033 493 1214 629 648 1034 339 707 511 128 644