Itauba wood, because of being very heavy, of low retractibillity in relation to the density, high mechanical resistance and very high durability, is indicated for external constructions, as structures of bridges, sleepers, posts, crosspieces. Lauraceae has a special relevancy among the other families due to its economic importance, as, beyond the use of its wood, its species are aromatic and producers of essential oils, being frequently used as raw material in the industry. If a species is not footnoted with a number 118, then the specific gravity for that species has not been verified by wagner. Several data banks on wooden properties of different species contain mechanical characteristics of which the. Pdf 9mb html 42kb html 36kb cfd modeling of basic convection cases in enclosed environments. Mezilaurus is a genus of plant in the family lauraceae. Manual on the use of timber in coastal and river engineering. Itauba abacate avocado, itauba amarela yellow, itauba grande big, itauba preta black, itauba verdadeira true.
Yield of itauba mezilaurus itauba and tauari couratari guianensis logs sawmill according to log quality classification article pdf available in floresta e ambiente 194. Seasonal variations in the net ecosystem co 2 free water is lost from the lumen of the cells b until the timber reaches the fibre saturation point c. Pdf alternative criteria to achieve sustainable management of. Mezilaurus itauba is an evergreen tree growing to 30 m 98ft by 25 m 82ft at a medium rate. Files are available under licenses specified on their description page. We assessed the potential income generated by multiple. Alternative criteria to achieve sustainable management of mezilaurus itauba in the brazilian amazon article pdf available october 2018 with 39 reads how we measure reads. Click here to request a quote we offer very competitive pricing. Composition of essential oils of dicypellium manausense, mezilaurus duckei, mezilaurus itauba and pleurothyrium vasquezii four amazonian species of the family lauraceae. Itauba brazilian tropical hardwood for structures of. Sawing hardwoods in five tropical countries note fplrn0262 stephen p. Cirad dissemination without express authorization is prohibited. Mezilaurus itauba itauba amarela, itauba abacate, itauba preta brazil length width thickness bending strength nmm2 green dry 124 modulus. The bark yields an essential oil containing apiol that may cause abortion in pregnant women.
Pdfzilla knows that this is the common purpose, so it lets you edit on ms word, a universally preferred format when editing documents. Seasonal variations in the evapotranspiration of a. For full access to this pdf, sign in to an existing account, or purchase an. While most converters can convert to word, not all of them can let users edit the content once transferred to the word format. Forests free fulltext the contribution of multiple. Aniba panurensis, aniba rosaeodora, dicypellium manausense, endlicheria chalisea, licaria cannella angustata, licaria martiniana, mezilaurus duckei, mezilaurus itauba, ocotea nigrescens, ocotea splendens, rhodostemonodaphne negrensis, rhodostemonodaphne. The tradeoff between forest conservation and other land uses entails opportunity costs for them and for the country, which have not been sufficiently studied. Pdfzilla convert pdf to word, excel, images and more. The massaranduba tree grows in central and south america. Pdf spatial distribution pattern of mezilaurus itauba meins. This page was last edited on 18 december 2019, at 20.
Inferring mating system parameters in forage peanut, arachis pintoi, for brazilian amazon conditions. Mezilaurus itauba itauba pfaf plant database plants for a future. Nom pilote itauba famille lauraceae origine amerique du sud nom scientifique mezilaurus itauba risques biologiques champignons. Shown are the leaf age by tree means from trees that had all leaf age categories sampled. Mezilaurus itauba is a tree belonging to the botanical family lauraceae. Decay susceptibility of amazon wood species from brazil. Itauba mezilaurus lindaviana cutting with d9 circular. It is found in bolivia, brazil, ecuador, french guiana, peru, and suriname references. A limited number of free copies of this publication are available to the public from the forest products laboratory. The species investigated were pinus elliottii, eucalyptus grandis, mezilaurus itauba and dipteryx odorata. It is a neotropical genus consisting of 1827 species, mostly hardwood evergreen trees, occurring from costa rica to the southeast of brazil werff 1987. The alta floresta region is one of the ornithologically bestinventoried locations in southern amazonia. Itauba itauba amarela mezilaurus lindaviana foreign name.
Supercritical extraction of residues mezilaurus itauba and application of mathematical models. Itauba mezilaurus lindaviana cutting with d9 circular saw mill by strojcad. This directive outlines the phytosanitary import requirements for the following products originating from all areas of the world other than the continental united states u. Mezilaurus itauba is a species of tree in the family lauraceae. The assignment of ir absorption bands due to free hydroxyl groups in cellulose. Read potential brazilian wood species for bows of string instruments, holzforschung international journal of the biology, chemistry, physics and technology of wood on deepdyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips. Free hand transverse and longitudinal sections were made using a razor blade in the petiole, intercostal and median regions of the leaf blade, including the median vein. Mezilaurus itauba or itauba is a large, tropical, slowgrowing, evergreen tree growing about 20 40 m tall and 60 80 cm in trunk diameter. In order to better understand the relationships between native cellulose structure and properties, the aim of this work was to establish the main structural differences between six vegetal fibers curaua, ramie, kenaf, jute, sisal and buriti and four wood fibers pinus elliottii, eucalyptus grandis, mezilaurus itauba and dipteryx odorata. Inferring mating system parameters in forage peanut, arachis pintoi, for brazilian amazon conditions authors. Spatial distribution pattern of mezilaurus itauba meins. Mezilaurus itauba is usually a large, evergreen tree with an unusually roundish crown.
Our results revealed that soil data are a more important predictor than climate of plant species range in amazonia. Comparison of two methods to determine the bending. Diameter distribution of mezilaurus itauba in 500 ha amazon. Itauba itaubaamarela mezilaurus lindaviana foreign name. Appendices manual on the use of timber in coastal and.
Mezilaurus itauba tambem conhecida como itaubavermelha ou itaubapreta. General information mezilaurus itauba is usually a large, evergreen tree with an unusually roundish crown. Itauba decking one of the finest hardwood decking products on the market. The study was conducted near the city of sinop, in northern mato grosso, brazil, which is located within. Read decay susceptibility of amazon wood species from brazil against white rot and brown rot decay fungi 10 th ewlp, stockholm, sweden, august 2528, 2008, holzforschung international journal of the biology, chemistry, physics and technology of wood on deepdyve, the largest online rental service for scholarly research with thousands of academic. Pdf spatial analysis of forest tree distribution is a powerful tool to respond to basic ecological questions, and represent a useful support to. Avifauna of a structurally heterogeneous forest landscape. Copies of verification statements and summary reports are available by. The selected species were collected in adolpho ducke forest reserve, for this study were. Vascular bundle in mesophyll with parenchymatous sheath extensions. All structured data from the file and property namespaces is available under the creative commons cc0 license. Smallscale farmers in the brazilian amazon collectively hold tenure over more than 12 million ha of permanent forest reserves, as required by the forest code.
Current scs legalharvest verification clients are listed below. In most cases, with unverified species, these species have the same botanical name as the verified version but just a different common name. Timber legality verified organizations scs global services. This is the point where there is no free water left in the timber and any further loss of water will now come from the cell wall and will result in shrinkage as illustrated in d. Itauba louro itauba mezilaurus itauba drevo itaube zraste do 40 m visoko. Needs of cfd beginners to acquire skills and confidence on cfd modeling. Spatial point distribution of inventoried mezilaurus itauba trees. It can grow to 55 m in height, with a diameter of up to 190 cm.
Supercritical extraction of residues mezilaurus itauba and. The strong control of species ranges by edaphic features might reduce species abilities to track suitable climate conditions under a. Systematic implications of leaf anatomy in the neotropical. The wood flour samples used in this study were obtained from wastes of the brazil lumber industry.
1023 1498 1146 467 1212 39 1382 207 446 815 1464 534 765 164 964 45 1519 1305 1549 76 1445 501 806 1136 219 1526 639 1134 287 304 540 1342 1024 5 75 648 1020