Eucalyptus Wood
Comparative analysis between several methods of quantification of eucalyptus wood hemicelluloses.
... OF EUCALYPTUS WOOD ...measure eucalyptus pulp hemicelluloses have been through the pentosan method or through xylan analyses by GC or HPLC ...
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Eucalyptus wood and coffee parchment for particleboard production: Physical and mechanical properties
... An increase in coffee parchment content of particleboards resulted in higher compaction ratio values. This fact may be certainly explained by the low value of basic density found for coffee parchment (0.100 g/ cm³) in ...
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Quality of Eucalyptus Wood Grown in Rio de Janeiro State for Bioenergy
... The eucalyptus cultivation in the state of Rio de Janeiro is insufficient to meet its ...with eucalyptus reforestation is ...of wood and derivatives, mainly charcoal, for different purposes (Amorim ...
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Estimating hardness of eucalyptus wood with a portable hardness tester
... Seven specimens of eucalyptus were used to perform the experimental tests. Two samples (one with pure heartwood and other with the presence of sapwood) with 12 specimens were obtained for each specie evaluated, ...
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Assessment of lignocellulosic materials quality and furfural production from corn cobs, sugarcane bagasse, eucalyptus wood and dissolving pulp pre-hydrolyzate
... catalyst concentration, the source of mineral acid and the raw material. Furfural productivity of 30.2, 25.8 and 13.9% were achieved for corn cob, sugarcane bagasse and eucalypt wood, respectively, on the basis of ...
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PHYSIOLOGICAL DISORDERS AFFECTING DENDROMETRIC PARAMETERS AND EUCALYPTUS WOOD QUALITY FOR PULPING WOOD
... of Eucalyptus grandis x Eucalyptus urophylla hybrids in forest plantation is related to their fast growth, decreased cutting cycle, water deficit resistance, high-density value, and pulp yield from 50% to ...
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Mass and energy balance of the carbonization of babassu nutshell as affected by temperature
... of Eucalyptus spp lignin S/G ratio: a comparison between ...of Eucalyptus wood on gravimetric yield and charcoal ...of wood and charcoal from Eucalyptus clones for ironmaster ...
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Remoção de hemiceluloses da madeira por tratamento de lixiviação alcalina com NaOH.
... of eucalyptus wood, large quantities of xylans are dissolved and eliminated along with the dark ...in Eucalyptus grandi during pulping may reach 62% of their original ...
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AVALIAÇÃO DA PRODUÇÃO DE BIOETANOL A PARTIR DE MADEIRA DE Eucalyptus COM Saccharomyces cerevisiae E SACSV-10
... (Sunson), Eucalyptus sawdust saccharification was carried out under two pH ...from Eucalyptus wood, a strategy combining saccharification and Simultaneous Saccharification and Fermentation (SSF) was ...
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Chemical properties and decay resistance of eucalyptus grandis wood from steamed logs
... However, the Eucalyptus wood shows adverse conditions when it is used in timber and furniture industry. The presence of high levels of growth stress cause cracks and distortions in logs and boards, ...
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Characteristics of Wood and Charcoal from Eucalyptus clones
... from eucalyptus wood forest plantations (IBÁ, ...on wood characteristics and the parameters used in the carbonization process (Trugilho et ...the wood of a given clone and its longitudinal ...
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Mat. Res. vol.19 número6
... with Eucalyptus particles for the production of ...big Eucalyptus particles in combination with coir or sisal ...on Eucalyptus wood for sisal and coir ibers in the particleboards core, in ...
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Espectroscopia de infravermelho próximo para predição de propriedades da madeira de híbridos de Eucalyptus spp.
... Eucalyptus wood. A hundred and ninety-three samples from Eucalyptus hybrids were used and, from this total amount, 50, 75 and 90% were selected by each algorithm to develop calibration ...
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C-A: control + 63 of rainfall; Na-A: sodium + 63
... Although some studies have already pointed out the effect of fertilization on plants’ acclimatization to drought, field studies on trees older than four years, which focus on the interaction of K and Na fertilization and ...
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Braz. J. Chem. Eng. vol.21 número4
... Batches of 2000 grams of eucalyptus wood were carbonized in a retort-like stainless steel reactor. This carbonization consisted of heating up the sample from room temperature to 773 K at a rate of 1.4 K/min ...
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PHYSICAL-MECHANICAL CHARACTERIZATION OF Eucalyptus urophylla WOOD
... of wood products raises the use of wood from native ...2013). Eucalyptus wood has a greater applicability (Wallis, 1970), since each day Eucalyptus wood has been consolidating as ...
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2 MATERIAL AND METHODS Fifty trees were sampled from a clonal stand of
... Figure 2 illustrates radial variation of total extractives content for diameter class 11.4 cm, per relative height. A decreasing tendency in extractives content is noted with increasing distance from the pith, for the 2% ...
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Juvenile wood characterization of Eucalyptus botryoides and E. maculata by using SilviScan
... of wood decreases as the MFA increases (Cave 1968; Cave and Walker 1994; Walker and Butterfield 1995; Barnett and Bonham ...In Eucalyptus wood, the relationship between the MFA and mechanical traits ...
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The effects of heat treatment on the physical properties of juvenile wood and mature wood of Eucalyptus grandis
... Juvenile wood and mature wood from the same trunk have different properties, and the effects of heat treatment on their physical properties have not been well ...juvenile wood and mature wood ...
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Chemical composition and kraft pulping potential of 12 eucalypt species
... E. ovata showed a great resemblance to E. globulus both in yield and kappa number, and good results were also achieved by E. gran- dis, E. saligna, E viminalis and E sideroxylon. On the lower side of the ranking lie E. ...
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