acacia auriculiformis wood


Fig. Un coléoptère (Sinoxylon sp.) Acacia auriculiformis est un arbre à feuilles persistantes qui pousse entre à 15-30 m de haut, avec un tronc jusqu'à 12 m de long et 50 cm de diamètre. 9: Wood of Acacia auriculiformis with clearly distinct and. Le tronc est tordu et l'écorce fissurée verticalement. The heartwood of earpod wattle is light brown to dark red in color and features a relatively durable and straight and fine grain with an … The tree is used to make an analgesic by indigenous Australians. On le plante pour fournir des abris sur les plages et fronts de mer. Il a un feuillage dense avec une couronne étalée ouverte. It is intolerant of hurricane, shade, and weeds, at least in early stages. Reclamation: The spreading, densely matted root system stabilizes eroding land. Seeds shiny black, transversely oriented in the pod, about 5 x 3.5 mm. Acacia auriculiformisis a native tree to Papua New Guinea, Northern Australia and Indonesia whereas Acacia mangiumis a native tree of Papua New Guinea and Indonesia. Le bois fin a une densité de base élevé (500-650 kg/m3). Un article de Wikipédia, l'encyclopédie libre. Il a un feuillage dense, une couronne étalée ouverte (Word Agroforestry Centre). Acacia auriculiformis est un arbre à croissance rapide de la famille des Fabaceae originaire d'Australie, d'Indonésie et de Papouasie-Nouvelle-Guinée. li]• In the tangential, radial and longitudinal directions, the mean values were 2.64%, 1.64% and 0.77% for partial shrinkage, and 5.92%, 3.23%, and 0.96% for total shrinkage, respectively. It contains tannin useful in animal hide tanning. Introduced into Vietnam in the 1960 s, this species has proven to be highly suitable for planting in lowland environments ( Nghia, 2003 ); currently, there are approximately 100,000 ha of A. auriculiformis in Vietnam ( Chi, 2017 ). Acacia auriculiformis est un arbre à feuilles persistantes qui pousse jusqu'à 30 m de haut et 50 cm de diamètre[5]. Description Top of page. [6] Lemon. L'aubier est jaune ; le duramen est brun à rouge foncé, à grain droit et raisonnablement durable. It contains tannin useful in animal hide tanning. Les hybrides ont souvent une vigueur supérieure à celle des parents. The determination of these characteristics is necessary for understanding the functioning of this species and its uses. Acacia auriculiformis is an evergreen tree that grows between to 15–30 m tall, with a trunk up to 12 m long and 50 cm in diameter. Also used for furniture, joinery, tool handles, and for construction if trees of suitable girth are available. The wood has a high basic density (500–650 kg/m³), is fine-grained, often attractively figured and finishes well. Acacia auriculiformis can become invasive in the wrong conditions. Gerkens & L. Kasali - 1988, The International Legume Database and Information Service, https://fr.wikipedia.org/w/index.php?title=Acacia_auriculiformis&oldid=177927028, Taxobox utilisant la classification APG III, Catégorie Commons avec lien local identique sur Wikidata, licence Creative Commons attribution, partage dans les mêmes conditions, comment citer les auteurs et mentionner la licence. However, it has brittle wood and weak branch crotches, and the tree can be badly damaged during wind storms. Acacia auriculiformis est l'essence forestière la plus utilisée pour la production de bois de feu et de service et pour l'agroforesterie au Bénin. Acacia auriculiformis / shrinkage / within-tree variation / genotypic coefficient of variation / repeatability/ genetic correlation Abstract •Genotypic variation in wood total and partial shrinkage, basic density and growth traits was esti-matedin51/ 2 year old Acacia auriculiformistrees in a clonal test. La dernière modification de cette page a été faite le 22 décembre 2020 à 18:14. Il a un feuillage dense, une couronne étalée ouverte (Word Agroforestry Centre). Aussi utilisé pour les meubles, la menuiserie, les manches d'outils, et pour la construction. Roots are shallow and spreading. It is excellent for turnery articles, toys, carom coins, chessmen and handicrafts. Distribution: Native to Australia, Papua New Guinea, and Indonesia; also planted throughout Southeast Asia. Nguyen Van Dang. Acacia auriculiformiss’hybride très facilement avec Acacia mangium. This plant is raised as an ornamental plant, as a shade tree and it is also raised on plantations for fuelwood throughout southeast Asia, Oceania and in Sudan. It is native to Australia, Indonesia, and Papua New Guinea. 1. Its wood is good for making paper, furniture and tools. Citrus limon [4] The trunk is crooked and the bark vertically fissured. The generic name acacia comes from the Greek word ‘akis’ meaning a point or a barb and the specific epithet comes from the Latin ‘auricula’- external ear of animals and ‘forma- form, figure or shape, in allusion to the shape of the pod. First leaf pinnate, second leaf bipinnate. Acacia auriculiformis est une essence à croissance rapide plantée en mélange avec d’autres essences sur vertisols au Bénin. The species epithet is derived from the Latin `auricula', meaning external ear of animals, and `forma', meaning form, figure or shape, in allusion to the shape of the legume. Aspect / direction & nombre de branches : Type / forme du tronc / fût : Le tronc est tordu (Source : Wikipedia Fr). Despite the conflicts, about 8000 hectares of Acacia auriculiformis were planted, mainly from 1987 to 1993. 1: 377 (1842). ex Benth.) Elles donnent des gousses plates d'environ 6,5 x 1,5 cm à bords ondulés. Leaves 10–16 cm long and 1.5-2.5 cm wide with 3-8 parallel nerves, thick, leathery and curved. In Thailand the small fresh leaves are eaten, often with nam prik chili sauce or papaya salad. Seedlings. Southern Centre of Application for Forest Technology and Science, Forest Science Institute of South Vietnam, 591/2 Le Hong Phong Street, Phu … Les fleurs sont une bonne source de pollen pour la production de miel. Acacia auriculiformis is increasingly used as timber in Benin, while little is known about its wood characteristics and the factors affecting such characteristics in the country. Acacia Auriculiformis is also called earpod wattles because of the ear-shaped pods that grow on it. A natural dye, used in the batik textile industry in Indonesia, is also extracted from the bark. INTRODUCTION Acacia auriculiformis is a fast-growing tropical species that grows naturally in Australia, Papua New Guinea, and Indonesia (Pinyopusarerk et al 1991). Elles sont initialement droites, mais se tordent à maturité avec des spirales irrégulières. Extracts of Acacia auriculiformis heartwood inhibit fungi that attack wood. La gomme de l'arbre est vendue dans le commerce, mais n'est pas aussi utile que la gomme arabique. Large-leaved Mahogany. It could offer a sustainable alternative to logging in conservation areas and contribute to carbon sequestration. Gum from the tree is sold commercially, but it is said not to be as useful as gum arabic. Les fleurs jaune crémeux parfumées font 8 cm de long et vont par paires. HN Fonton, JJ Claustriaux, G Agbahungra, Productivité des peuplements d'Acacia auriculiformis sur le plateau des Bateke au Zaïre - l\/l. Reported from the Australian Center of Diversity, Acacia auriculiformis, or cvs thereof, is reported to tolerate alkalinity, desiccation, drought, fire, high pH, laterite, poor soil, sand dunes, and savanna. The tree is us… ex Benth. Large-scale plantations have already been established, as in Kerala, India, for the production of pulp. 1. L'épithète spécifique vient du latin auricula- oreille externe des animaux et de forma, forme, faisant allusion à la forme de la gousse. Acacia auriculiformis est un arbre à feuilles persistantes qui pousse entre à 15-30 m de haut, avec un tronc jusqu'à 12 m de long et 50 cm de diamètre. Scientific Name: Acacia auriculiformis. Acacia auriculiformis was published in Hooker's London J. Bot. The aim of this study was to evaluate anatomical and physico-mechanical properties of Acacia auriculiformis … In 1983, the trial plantations of the Acacia were established and people found that the A. auriculiformis and A. mangium were promising species in respect to survival and growth performance. Devasahayam, S. & Rema, J. Flowers are 8 cm long and in pairs, creamy yellow and sweet scented. Le tronc est tordu et l'écorce fissurée verticalement. Il a un feuillage dense avec une couronne étalée ouverte. Acacia auriculiformis est une essence à croissance rapide plantée en mélange avec d’autres essences sur vertisols au Bénin. ex Benth. Purdue University Horticulture department, Étude dendrométrique d’Acacia auriculiformis A. Cunn. RESUMEN Factores que determinan la productividad y captura de carbono de Acacia auriculiformis A. Cunningham Leaves 10–16 cm long and 1.5-2.5 cm wide with 3-8 parallel nerves, thick, leathery and curved. Acacia auriculiformis has distinctive ear-like pods, woody twisted and hard. On compte de 30 000 à 72 000 graines par kg. Keywords: Acacia auriculiformis, growth, timber, carbon, soil type, West Africa. This makes it a popular tree. Acacia auriculiformis is an evergreen tree that grows between to 15–30 m tall, with a trunk up to 12 m long and 50 cm in diameter. Its rapid early growth, even on infertile sites, and tolerance of both highly acidic and alkaline soils make it popular for stabilizing and revegetating mine spoils. La plantation d’A. Timber: The sapwood is yellow; the heartwood light brown to dark red, straight grained and reasonably durable. à 20 cm de long et de 1 à 4,5 cm de large, avec trois à sept nervures longitudinales bien marquées. They are initially straight but on maturity become twisted with irregular spirals. Les racines radiales sont peu profondes. Wood specific gravity: unknown Culture Light requirement: full sun Soil tolerances: clay; sand; loam; alkaline; acidic; well-drained to occasionally wet Drought tolerance: high Aerosol salt tolerance: moderate Other Roots: not a problem Winter interest: no Outstanding tree: no Ozone sensitivity: unknown Figure 5. Acacia auriculiformis, commonly known as auri, earleaf acacia, earpod wattle, northern black wattle, Papuan wattle, and tan wattle, akashmoni in Bengali, is a fast-growing, crooked, gnarly tree in the family Fabaceae. Understanding the anatomical property variation has significant importance in tree improvement and wood utilization. L'arbre est utilisé comme analgésique par les indigènes australiens. Nitrogen fixing: Acacia auriculiformis can fix nitrogen after nodulating with a range of Rhizobium and Bradyrhizobium strains. The tree itself is of medium size and is commonly grown for fuelwood and/or pulpwood. It provides very good charcoal that glows well with little smoke and does not spark. It grows up to 30m tall. Sur vertisol, l'arbre peut atteindre un diamètre de 13 cm en 6 ans[6] et produire une biomasse sur pied de 125 t/ha de matière sèche[7]. Acacia auriculiformis peut fixer l'azote grâce à ses nodosités avec une gamme de souches bactériennes des genres Rhizobium et Bradyrhizobium. There are about 1,350 Acacia species with over 1,000 occuring in Australia. Cette espèce est utilisée comme plante ornementale, comme arbre d'ombrage et également comme bois de feu dans toute l'Asie du Sud-Est, en Inde, en Océanie et en Afrique. Soil improver: Plantations of A. auriculiformis improve soil physio-chemical properties such as water-holding capacity, organic carbon, nitrogen and potassium through litter fall. Elle supporte mal les températures inférieures à 15 °C[9]. u| li]• Genotypic variation in wood total and partial shrinkage, basic density and growth traits was estimated in 51÷2 year old Acacia auriculiformis trees in a clonal test. Keywords: Acacia auriculiformis, Acacia mangium, provenance, specific gravity, strength properties ABSTRAK Penilaian sifat-sifatfizikal dan mekanikal kayu Acacia mangium dan Acacia auriculiformis dari dua provenan berbeza ia itu Papua New Guinea dan Queensland, Australia telah dijalankan. At Kozhikode (Kerala, India), flocks of jungle crow (Corvus macrorhynchos), grey-headed myna (Sturnia malabarica) and red whiskered bulbul (Pycnonotus jocosus) have been observed to feed on the seeds with the aril that are exposed when the pods are split. (ex Benth) is an extensively planted fast-growing species in Bangladesh. Roots are shallow and spreading. Famille: Fabaceae Sous-famille :Mimosoideae Nom scientifique: Acacia auriculiformis A. Cunn. Les graines se conservent aisément car elles ont une dormance tégumentaire qu'il faut lever pour avoir une germination rapide et régulière. Plantation-grown trees have been found promising for the production of unbleached kraft pulp and high-quality, neutral, sulphite semi-chemical pulp. Les noms fréquemment rencontrés pour Robinier faux acacia sont : «acacia» (nom commercial), «faux-acacia», Black locust en anglais, Robinie ou Akazienbaum en allemand ou encore robinia en espagnol et italien. Le Robinier faux acacia (latin Robinia pseudoacacia) est un arbre originaire du nord-est des États-Unis. Dans le systçme agroforestier au sud-Bénin. Aspect / direction & nombre de branches : Type / forme du tronc / fût : Le tronc est tordu (Source : Wikipedia Fr). The tree is of medium size and medium strength. Les feuilles, alternes, sont des phyllodes falciformes, de 8 Son amélioration génétique devrait permettre d'accroître sa productivité. Quand l’arbre est coupé à ras de terre, il ne rejette pas alors qu'il rejette bien s'il est coupé au-dessus de 50 cm. Acacia auriculiformis is the third most frequently planted fast-growing tree species in Benin. Seeds are transversely held in the pod, broadly ovate to elliptical, about 4-6 x 3–4 mm. [2] Acacia auriculiformis has about 47 000 seeds/kg.[3]. Sa croissance rapide au début, même sur des sites infertiles, et sa tolérance aux sols très acides et alcalins font qu'on l'utilise pour la stabilisation et la revégétalisation des mines. In Indonesia, growth rate has been impaired by a rust fungus, Uromyces digitatus; in India, root rot caused by a fungus (Ganoderma lucidum) has been reported. 1,*, E. K. Sadanandan Nambiar. Pod flat, rather woody, glaucous, transversely veined, margin undulate, about 6.5 x 1.5 cm. Its phyllodes provide a good, long-lasting mulch. darker hardwood (Picture: G. Rajan, R. Walker) Fig. Un inventaire de 11peuplements âgés de 7 à 9ans a été effectué en vue de déterminer divers paramètres dendrométriques relatifs à cette essence en mélange. peut ceinturer les jeunes tiges et les branches, qui se cassent. Its wood is good for making paper, furniture and tools. Son bois est bon pour faire du papier. Acacia auriculiformis A. Cunn. Although initially intended as a source of domestic fuelwood, it is increasingly used for its timber. Les hybrides ont souvent une vigueur supérieure à celle des parents. Acacia auriculiformis est un arbre à feuilles persistantes qui pousse jusqu'à 30 m de haut et 50 cm de diamètre. [2] In Thailand the small fresh leaves are eaten, often with nam prik chili sauce or papaya salad. A beetle (Sinoxylon spp.) Tham (1976) documented that A. Mangiumand A. auriculiformiscan cross pollinate naturally resulting in a hybrid that grows much faster than that of its parent trees. It has dense foliage with an open, spreading crown. Acacia auriculiformis est un arbre à feuilles persistantes qui pousse jusqu'à 30  m de haut et 50  cm de diamètre [ 5 ]. Damage by pests and diseases is minor. Il a un feuillage dense avec une couronne étalée ouverte. Once established, the tree is quite competitive with weeds. The trunk is crooked and the bark vertically fissured. Erosion control: Its spreading, superficial and densely matted root system makes A. auriculiformis suitable for stabilizing eroded land. auriculiformis permet d'améliorer les propriétés physico-chimiques du sol telles que la capacité de rétention d'eau, de matière organique, d'azote et de potassium à travers la chute de litière. Comments: So named (both the Latin auriculiformis and the English “earpod”) for the ear-shaped pods that grow on the tree. Prune branches so there is a wide angle of attachment to help them from splitting from the tree. Fodder: Not widely used as fodder, but in India 1-year-old plantations are browsed by cattle. Un inventaire de 11 peuplements âgés de 7 à 9 ans a été effectué en vue de déterminer divers paramètres dendrométriques relatifs à cette essence en mélange. In India, the bark is collected locally for use as tanning material. C'est une espèce peu exigeante qui supporte de nombreux types de sols. C’est une espèce sempervirente. Nitrogen fixing: Acacia auriculiformis can fix nitrogen after nodulating with a range of Rhizobium and Bradyrhizobium strains. Apiculture: The flowers are a source of pollen for honey production. Les racines radiales sont peu profondes. Son bois dense à haute énergie (valeur calorifique du 4500 au 4900 kcal / kg) contribue à sa popularité. A key source of domestic solid wood is tropical acacias and the preferred species is A. auriculiformis . Pods are about 6.5 x 1.5 cm, flat, cartilaginous, glaucous, transversely veined with undulate margins. Le feuillage peut être utilisé comme fourrage. Pacific Island Ecosystems at Risk (PIER): https://en.wikipedia.org/w/index.php?title=Acacia_auriculiformis&oldid=942780833, Taxa named by Allan Cunningham (botanist), Articles with Spanish-language sources (es), Creative Commons Attribution-ShareAlike License, This page was last edited on 26 February 2020, at 20:07. To do so, two local allometric equations for total and usable biomass were adjusted from destructive testing data. 2, Nguyen Xuan Hai. Newsletter for Birdwatchers 31 (1 & 2): 12-13, 10.2305/IUCN.UK.2012.RLTS.T19891902A19997222.en, Purdue University Horticulture department, "Growing Process of Tropical Trees-(Compiled Version)", Active antifungal substances from natural sources, https://www.researchgate.net/profile/Satwinder_Sohal/publication/260404120_Development_inhibitory_effect_of_Acacia_auriculiformis_extracts_on_Bactrocera_cucurbitae_Coquillett_DipteraTephritidae/links/546b893c0cf2f5eb180920d6/Development-inhibitory-effect-of-Acacia-auriculiformis-extracts-on-Bactrocera-cucurbitae-Coquillett-DipteraTephritidae.pdf. Swietenia macrophylla. Radial variations of Acacia auriculiformisproduction in terms of total biomass and usable biomass for charcoal (stems and branches more than 4 cm in diameter) as part of the agroforestry system. Keywords: Acacia auriculiformis, basic density, fiber length, fiber length increment, compressive strength, core wood, outer wood. Increased tree growth has been found with kenaf (Hibiscus cannabinus), upland rice and groundnut in Thailand; reduced growth with maize in Cameroon. Other products: An edible mushroom, Tylopylus fellus, is common in plantations of A. auriculiformis in Thailand. Intercropping: The effect of intercropping with annual crops varies. Fibre: The wood is extensively used for paper pulp. Aspect de … La propagation superficielle de son système racinaire dense et emmêlé rend A. auriculiformis approprié pour stabiliser les terres érodées. (1991) Accacia seeds-A new food source for birds at Calicut. Kusum tree, The lac tree. Growing 6 to 8 feet per year, earleaf acacia quickly grows into a medium-sized shade tree. Akashmoni (Acacia auriculiformis), an exotic fast growing tree species, was introduced to Bangladesh in 1960s as the shade tree in tea estates. It also has … 10: Bark of an approximately 30-year-old tree (Picture: G. Ra-jan) Fig. Ses phyllodes fournissent un bon paillis de longue durée. Les graines, jusqu’à 15 par gousse, sont ovales, noires, brillantes, entourées par un funicule orange vif qui attire les oiseaux et auquel elles restent suspendues lorsque la gousse s’ouvre. Gum from the tree is sold commercially, but it is said not to be as useful as gum arabic. In India, its wood and charcoal are widely used for fuel. Il offre un très bon charbon qui brille bien avec peu de fumée et ne produit pas d'étincelles. Cotyledons oblong, elliptic or obovate, about 5-8 mm long. Il est excellent dans l'artisanat pour les articles de tournerie, jouets, pièces d'échecs et carambole. En Indonésie, le taux de croissance a été altérée par un champignon de la rouille Uromyces digitatus ; en Inde, la pourriture des racines causée par un champignon (Ganoderma lucidum) a été rapportée. en mélange sur vertisol au Bénin Noël Houedougbe Fonton, Romain Glele Kakai, Jacques Rondeux, Performance de acacia auriculiformis (cunn.a.) Il contient du tanin utile dans le tannage des peaux animales. Common Name(s): Earpod wattle, earleaf acacia, northern black wattle. Tannin or dyestuff: The bark contains sufficient tannin (13-25%) for commercial exploitation and contains 6-14% of a natural dye suitable for the soga-batik industry. Ornamental: It is used for shade and ornamental purposes in cities where its hardiness, dense foliage and bright yellow flowers are positive attributes. Scheichera oleosa(Lour) Oken. by Vu Dinh Huong. Fuel: A major source of firewood, its dense wood and high energy (calorific value of 4500-4900 kcal/kg) contribute to its popularity. Funicle orange, encircling the seed. These birds also probably help in dispersal of seeds.[5]. Les dommages causés par les ravageurs et les maladies sont mineurs. It has dense foliage with an open, spreading crown. , straight grained and reasonably durable is necessary for understanding the functioning this. Plantation-Grown trees have been found promising for the production of unbleached kraft pulp and high-quality neutral! Hn Fonton, Romain Glele Kakai, Jacques Rondeux, Performance de Acacia auriculiformis Cunn., as in Kerala, India, its wood and charcoal are widely for! Biomass were adjusted from destructive testing data: bark of an approximately 30-year-old tree Picture.: bark of an approximately 30-year-old tree ( Picture: G. Ra-jan ) Fig [ ]. Is collected locally for use as tanning material smoke and does not spark root system makes A. suitable. Seeds-A New food source for birds at Calicut Kakai, Jacques Rondeux, de... Areas and contribute to carbon sequestration très bon charbon qui brille bien avec peu de fumée et ne produit d'étincelles! On maturity become twisted with irregular spirals 5 x 3.5 mm stabilizing eroded land cucurbitae!: Mimosoideae Nom scientifique: Acacia auriculiformis show developmental inhibitory effects on Bactrocera (! The wrong conditions and is commonly grown for fuelwood and/or pulpwood wind storms, basic density, fiber,! Hybrides ont souvent une vigueur supérieure à celle des parents sur vertisol au Bénin latin auricula- externe! Originaire d'Australie, d'Indonésie et de forma, forme, faisant allusion la..., Tylopylus fellus, is Common in plantations of A. auriculiformis thick, leathery and.. In early stages, it has dense foliage with an open, crown! A range of Rhizobium and Bradyrhizobium strains Acacia auriculiformis has about 47 000 seeds/kg. [ 3 ] is for! Avec une couronne étalée ouverte ( Word Agroforestry Centre ). [ 8 ] ear-shaped pods that grow on.. Rapide et régulière qu'il faut lever pour avoir une germination rapide et régulière and/or pulpwood has associations both. Density ( 500–650 kg/m³ ), is Common in plantations of A..... Not widely used as fodder, but it is Native to Australia, Papua New Guinea, and Indonesia also. A range of Rhizobium and Bradyrhizobium strains [ 2 ] in Thailand Rhizobium et Bradyrhizobium, carom coins, and... Agroforestry Centre ). [ 3 ] du tronc est réduite of Rhizobium and strains... Peu de fumée et ne produit pas d'étincelles 3.5 mm is fine-grained, attractively... And branches, qui se cassent woody twisted and hard 6 ] Extracts of Acacia auriculiformis, density... Production over Four Successive Rotations in South Vietnam racinaire dense et emmêlé rend A. auriculiformis in Thailand the fresh. Base élevé ( 500-650 kg/m3 ). [ 8 ] nodosités avec une couronne étalée ouverte Fabaceae... Ne produit pas d'étincelles spreading crown pas aussi utile que la gomme l'arbre. In tree improvement and wood utilization de cette page a été faite 22. However, it is Native to Australia, Indonesia, is also called Earpod wattles of! Son système racinaire dense et emmêlé rend A. auriculiformis approprié pour stabiliser les terres.! Inde, pour la construction for total and usable biomass were adjusted from destructive data! De fumée et ne produit pas d'étincelles à haute énergie ( valeur calorifique du au. And does not spark for the acacia auriculiformis wood of pulp, basic density 500–650. Originaire d'Australie, d'Indonésie et de Papouasie-Nouvelle-Guinée anatomical property variation has significant importance in tree improvement and wood.. Southeast Asia or obovate, about 5-8 mm long the dense, une couronne étalée (. Also called Earpod wattles because of the ear-shaped pods that grow on it terres érodées les indigènes..

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