Results 21 to 30 of about 3,441,589 (300)

Determination of the Boundary between Juvenile–Mature Wood of Diospyros kaki and Their Wood Anatomical Variations

open access: yesJournal of the Korean Wood Science and Technology
Persimmon wood ( Diospyros kaki ) is a seasonal fruit-producing plant with a beautiful dark pattern in its wood that is suitable for high-quality furniture, sculptures and musical instruments.
Eka KARTIKAWATI   +3 more
openaire   +2 more sources

Calorific Value and Chemical Properties in Juvenile and Mature Wood of Thermally-Modified Eucalyptus Grandis

open access: yesDrvna Industrija, 2016
During thermal modification, timber is exposed to temperatures approaching 200 ºC for several hours and wood properties change. This study was aimed at evaluating the calorific value and chemical properties of juvenile and mature wood of thermally ...
Fred Willians Calonego   +5 more
doaj   +2 more sources

Physical Properties of Thermally Modified Juvenile and Mature Wood of Hevea brasiliensis (Euphorbiaceae) [PDF]

open access: yesFloresta e Ambiente, 2020
Exposing timber to temperatures approaching 200 °C causes thermal modification and changes its characteristics. This study evaluates the effect of various levels of thermal treatment on the physical properties of juvenile and mature wood from rubber tree
Fred Willians Calonego   +3 more
doaj   +6 more sources

Color Characteristics of Red False Heartwood and Mature Wood of Beech (Fagus sylvatica L.) Determining by Different Chromacity Coordinates

open access: yesSustainability, 2019
Structure of wood can affect intensity of color change in remarkable ways. This article was focused on the analysis of the color changes red false heartwood and mature wood by different methods such as ΔE* (Total color difference), h* (Hue angle), C*ab ...
Tatiana Vilkovská, Ivan Klement
exaly   +2 more sources

Analysis of coniferous species to identify and distinguish juvenile and mature wood

open access: yesJournal of Forest Science, 2014
We conducted to describe methods used to differentiate the zones of juvenile and mature wood in stems of coniferous species and to present the importance of good identification of the shares of both types of wood to ensure a rational use of the raw ...
M. Nawrot   +4 more
doaj   +2 more sources

Demarcation area between juvenile and mature wood in Elaeocarpus angustifolius

open access: yesBiodiversitas Journal of Biological Diversity, 2021
Abstract. Rahayu I, Laksono GD, Darmawan W, Maddu A, Prihatini E. 2021. Demarcation area between juvenile and mature wood in Elaeocarpus angustifolius. Biodiversitas 22: 2583-2590. Wood for use in building and industrial materials is generally supplied from plantations and natural forests.
Istie Rahayu   +4 more
openaire   +3 more sources

NIR hyperspectral imaging (NIR-HI) and μXRD for determination of the transition between juvenile and mature wood ofPinus sylvestrisL.

open access: yesHolzforschung, 2019
The ratio of juvenile wood (jW) to mature wood (mW) is relevant for structural wood applications because of their different properties. Near infrared-hyperspectral imaging (NIR-HI) indicates after calibration, the spatial distribution of jW and mW, and ...
Andreas Zitek, Eva Hermoso
exaly   +2 more sources

WOOD PROPERTY MAPS SHOWING WOOD VARIABILITY IN MATURE LONGLEAF PINE: DOES GETTING OLD CHANGE JUVENILE TENDENCIES? [PDF]

open access: yesWood and Fiber Science, 2019
Established illustrations of juvenile wood in pines depict a central core of wood, varying little by diameter or cambial age, to be nested within mature wood tapering to the upper portion of the stem; alternative illustrations show greater complexity in ...
T. Eberhardt, C. So, D. Leduc
semanticscholar   +3 more sources

Nanohardness and elasticity of cell walls of Scots pine (Pinus sylvestris L.) juvenile and mature wood [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2020
The aim of this study was to determine the hardness and reduced modulus of elasticity of juvenile wood of Scots pine (Pinus sylvestris L.) using the nanoindentation method, and then to compare the results obtained with those of mature wood.
P. Mania, M. Nowicki
doaj   +1 more source

Influence of juvenile and mature wood on anatomical and chemical properties of early and late wood from Chinese fir plantation

open access: yesJournal of Wood Science, 2021
The proportion of juvenile wood affects the utilization of wood seriously, and the transition year of juvenile wood (JW) and mature wood (MW) plays a decisive role in the rotation and the modification of wood.
Changqing Lu   +7 more
semanticscholar   +1 more source

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