[PDF] Top 20 Wood Permeability in Eucalyptus grandis and Eucalyptus dunnii
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Wood Permeability in Eucalyptus grandis and Eucalyptus dunnii
... the wood, permeability also presents different ...flow and permeability. Liquid-phase permeability to water is lower than gas-phase permeability due to viscosity; ... See full document
7
QUALITY OF WOOD AND PULP FROM A CLONE OF Eucalyptus grandis
... yield and analysis of pulp from each of the three ...Limeira and Fazenda Tapera Queimada (less fertile soils) gave higher total and screened yields of cellulose pulp, and statistically ... See full document
14
PHYSIOLOGICAL DISORDERS AFFECTING DENDROMETRIC PARAMETERS AND EUCALYPTUS WOOD QUALITY FOR PULPING WOOD
... of eucalyptus planting is threatened when both diseases and disorders of growth ...disorders in dendrometric variables and wood quality from seven-year-old Eucalyptus ... See full document
8
2 MATERIAL AND METHODS Fifty trees were sampled from a clonal stand of
... extractives and total lignin along with their radial and longitudinal variations in wood from a clone of Eucalyptus grandis ...x Eucalyptus urophylla ...30% and 70% ... See full document
9
Chemical composition and kraft pulping potential of 12 eucalypt species
... 12 Eucalyptus species analyzed in this study differed sub- stantially from each other in terms of chemical composition, kraft cooking, fiber morphology and handsheet ...results in terms ... See full document
7
Resistência biológica da madeira tratada de Eucalyptus grandis e Eucalyptus cloeziana a fungos apodrecedores em ensaios de laboratório.
... treated wood from Eucalyptus grandis and Eucalyptus cloeziana under the action of biodeteriorative organisms in laboratory ...of Eucalyptus grandis and ... See full document
9
Efeito do processo de auto-hidrólise e caracterização química da madeira de Eucalyptus grandis x Eucalyptus urophylla e Eucalyptus grandis
... separating wood into its components, cellulose, hemicellulose, lignin and extractives; they hiding the various biorefinery opportunities by integrating production processes of fuels and chemicals ... See full document
105
Mat. Res. vol.19 número6
... shown in published results, especially among dicotyledonous woods that are denser and conifers that are less ...of wood Lyptus, a hybrid of two species of eucalyptus (Eucalyptus ... See full document
6
MAPEAMENTO DE QTLS PARA CARACTERÍSTICAS DE QUALIDADE DA MADEIRA E CRESCIMENTO EM HÍBRIDOS (Eucalyptus grandis X Eucalyptus urophylla)
... characterize and identify QTLs for wood quality and growth traits in ...E. grandis x ...(LOD=3 and r=0.40) containing 52 markers and 12 linkage ...to wood quality ... See full document
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EFEITO DA VAPORIZAÇÃO EM MADEIRA DE Eucalyptus dunnii SOBRE ALGUMAS PROPRIEDADES MECÂNICAS WOOD VAPORIZATION EFFECT ON SOME MECHANICAL PROPERTIES OF Eucalyptus dunnii
... strength and modulus of elasticity in parallel compression to the fiber and shear strength (radial and tangential direction) on logs and sawn wood of two sources of ... See full document
11
QUALIDADE DA CELULOSE KRAFT-ANTRAQUINONA DE Eucalyptus dunnii PLANTADO EM CINCO ESPAÇAMENTOS EM RELAÇÃO AO Eucalyptus grandis E Eucalyptus saligna KRAFT-ANTRAQUINONE PULP PROPERTIES OF Eucalyptus dunnii OBTAINED WITHIN FIVE TREE PLANTATION SPACINGS AND CO
... for Eucalyptus dunnii species (3 m x 1 m; 3 m x ...m and 3 m x 4 ...pulp. Eucalyptus grandis and Eucalyptus saligna pulps obtained from commercially grown stands (at fixed ... See full document
23
Heartwood and sapwood in eucalyptus trees: non-conventional approach to wood quality
... heartwood and sapwood from mature trees of three species of Eucalyptus, by means of the qualification of their proportion, determination of basic and apparent density using non- destructive ... See full document
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Comportamento de adesão da madeira de um híbrido clonal de Eucalyptus urophylla x Eucalyptus grandis proveniente de três condições de manejo
... of eucalyptus lumber from three tillage systems, using adhesives: resorcinol formaldehyde and two adhesives in water emulsion based on vinyl ...by wood from coppice and 70 months of ... See full document
8
ANÁLISE DAS PROPRIEDADES DA MADEIRA E DO CARVÃO VEGETAL DE HÍBRIDOS DE EUCALIPTO EM TRÊS IDADES.
... ABSTRACT: In the present studied was investigated hybrids of Eucalyptus grandis x Eucalyptus urophylla in three different ...ages. Wood and charcoal characteristics as ... See full document
8
RELAÇÃO ENTRE CONCENTRAÇÕES FOLIARES DE CARBOIDRATOS SOLÚVEIS TOTAIS E TOLERÂNCIA AO FRIO EM DIFERENTES ESPÉCIES DE Eucalyptus spp.
... old and about 50 cm height) of these species were submitted to two periods of rustification (zero and 21 days exposure to day/night temperatures of 5 ºC/1 ºC), with photoperiod of 12 ...ºC, and -8 ... See full document
10
Avaliação de algumas propriedades da madeira de Eucalyptus grandis, Eucalyptus saligna e Pinus elliottii.
... sawn wood yield, as well as density, volumetric shrinkage, static bending and compression parallel to grain strength, glue line quality and machining for Eucalyptus grandis, ... See full document
11
3 RESULTS AND DISCUSSION 3.1 Apparent specific mass of veneers
... of Eucalyptus for production of veneer sheets and multilaminated plywood ...yield and yield according to three quality classes for the nine relevant ...manufactured in a laboratory, consisting ... See full document
8
Resistência Natural de Quatro Espécies Florestais Submetidas a Ensaio com Fungos Apodrecedores.
... of Eucalyptus dunnii, Eucalyptus robusta, Eucalyptus tereticornis and Hovenia dulcis woods subjected to accelerated testing in laboratory with rotting fungi Gloeophyllum trabeum, ... See full document
6
Enraizamento de Eucalyptus grandis x Eucalyptus urophylla pela ação de peróxido de hidrogênio, quercetina e ácido indolbutírico
... Compostos fenólicos, como flavonoides e antocianinas, são substâncias caracterizadas por exercerem ação antioxidante em presença de espécies reativas de oxigênio (ROS). Os flavonoides são considerados moduladores no ... See full document
113
MATERIAL E MÉTODOS Caracterização geral do experimento
... outono e inverno, as quais foram acompanhadas pela demasiada queda das médias das temperaturas máximas, principalmente, das mínimas. Resultados semelhantes foram registrados por Rosa (2006) que verificou, a partir da 9ª ... See full document
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