Results 41 to 50 of about 340,094 (259)

Kajian Potensi Penerapan Extensive Green Roof Berbasis Struktur Kayu di Indonesia

open access: yesRekayasa Sipil, 2023
The availability of green space is decreasing along with the increase in population. Since then the land has been replaced by buildings as more people need a place to support human activities.
Ika Rahmawati Suyanto   +1 more
doaj   +1 more source

Phenomenological modelling scenario of future wood demand by 2050 [PDF]

open access: yes, 2019
For the last 5 decades, the main factors of the world timber demand are the construction dynamics, the demographics, the user's income, the price and availability of wood products relatively to alternative materials, and regulations and policies.
Guizol, Philippe   +4 more
core  

Papermaking properties of tropical wood pulp

open access: yesИзвестия СПбЛТА, 2020
В работе рассмотрены структурно-морфологические и бумагообразующие свойства целлюлозы, полученной сульфатным способом из древесины тропических пород – Bambusa blumeana и акация Acacia hybrid, местом произрастания которых является Вьетнам. Выполнено сравнение со свойствами целлюлозы из древесины традиционных северных лиственных (смесь березы и осины 50 ...
openaire   +1 more source

Inter- / inside-tree variations of reference wood characteristics of high value-added Central African timber species [PDF]

open access: yes, 2012
The Central African wood sector is characterised by a steady but sometime short-lived commercialisation of new timber species on the local market as well as for regional or international trading.
Brémaud, Iris   +4 more
core  

Tropical Wood Dusts—Granulometry, Morfology and Ignition Temperature

open access: yesApplied Sciences, 2020
The article considers the granulometric analysis of selected samples of tropical wood dust from cumaru (Dipteryx odorata), padauk (Pterocarpus soyauxii), ebony (Diospyros crassiflora), and marblewood (Marmaroxylon racemosum) using a Makita 9556CR 1400 W ...
Miroslava Vandličková   +5 more
doaj   +1 more source

The viscoelastic properties of some Guianese woods [PDF]

open access: yes, 2009
Samples of tension wood and opposite wood were obtained from four species (#Iyranthera sagotiana#, #Ocotea guyanensis#, #Virola micheli#i, #Sextonia rubra#) growing in the tropical rainforest of French Guiana. Dynamic mechanical analysis was performed in
Arnould, Olivier   +3 more
core  

Characteristics of Tropical Wood Lignin (1)

open access: yesJAPAN TAPPI JOURNAL, 1971
It has been reported previously that the tropical wood-lignins, especially the hard wood-lignins showed much differences in comparison with the ordinary hard wood-lignins, that is the higher lignin content, the low methoxyl content and differences in UV- and IR-spectra as well as the low ratio of syringaldehyde to vanillin on alkaline nitrobenzene ...
Koichi Ogiyama, Eiichi Taniguchi
openaire   +2 more sources

Relationship Between Wood Color Parameters Measured by the CIELab System and Extractive and Phenol Content in Acacia mangium and Vochysia guatemalensis from Fast-Growth Plantations

open access: yesMolecules, 2012
The heterogeneity of color distribution between sapwood and heartwood limits the market for wood from fast-growth plantations of tropical species. Wood color is associated with wood extractives contents.
Carolina Tenorio   +3 more
doaj   +1 more source

Juniper from Ethiopia contains a large-scale precipitation signal [PDF]

open access: yes, 2008
Most semiarid regions are facing an increasing scarcity of woody vegetation due mainly to anthropogenic deforestation aggravated by climate changes. However, there is insufficient information to reconstruct past changes in climate and to evaluate the ...
Couralet, C.   +3 more
core   +2 more sources

Variation in wood density across South American tropical forests

open access: yesNature Communications
Wood density is a critical control on tree biomass, so poor understanding of its spatial variation can lead to large and systematic errors in forest biomass estimates and carbon maps.
Martin J. P. Sullivan   +169 more
doaj   +1 more source

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