Results 11 to 20 of about 378,423 (303)

Pristine Early Eocene wood buried deeply in kimberlite from northern Canada. [PDF]

open access: yesPLoS ONE, 2012
We report exceptional preservation of fossil wood buried deeply in a kimberlite pipe that intruded northwestern Canada's Slave Province 53.3±0.6 million years ago (Ma), revealed during excavation of diamond source rock.
Alexander P Wolfe   +5 more
doaj   +1 more source

Kajian Terhadap Variasi Metode dan Bahan Pengawet pada Proses Pengawetan Bambu-Kayu di Indonesia

open access: yesEmara: Indonesian Journal of Architecture, 2018
Bamboo and wood are natural materials, each of which has a variety of uniqueness. Among its uniqueness is an irreplaceable building material between one another. However, weaknesses are also found in them especially related to termites or powder beetles.
Efa Suriani
doaj   +3 more sources

THE PHASE OUT OF CCA AND ALTERNATIVE WOOD PRESERVATIVE SYSTEMS

open access: yesForestist, 2004
The aim of this study is to present current developments and strategies on CCA production and use in the United States (US) and European Union (EU). It is evident that the phase out or limited use of CCA wood preservative in the near future introduces ...
Cihat TAŞCIOĞLU
doaj   +1 more source

Efficacy of Pongamia pinnata seed oil as a fumigant in reducing surface infestation by sapstain and mould fungi in bamboo

open access: yesAdvances in Bamboo Science
Sap stain fungi causes discolouration in bamboo, which reduces the aesthetic value of bambooproducts and renders them unfit for any specific use in which appearance is a crucial factor in determining its value besides its durability.
Ajmal Samani   +2 more
doaj   +1 more source

Oak wood degradation processes induced by the burial environment in the archaeological site of Biskupin (Poland)

open access: yesHeritage Science, 2020
The open-air Archaeological Museum in Biskupin (Poland) preserves and shows to the public a prehistoric settlement of Lusatian culture dating back to Early Iron Age (eighth century BC).
Jeannette Jacqueline Lucejko   +5 more
doaj   +1 more source

Impact of microwave irradiation pretreatment on preservative retention and durability of outdoor-exposed Norway spruce

open access: yesResults in Materials
Norway spruce (Picea abies L. Karst.) is a commercially valuable species, but has low permeability and susceptibility to decay, which requires an effective preservative treatment.
Sauradipta Ganguly   +8 more
doaj   +1 more source

PROSPEK KAYU KUALITAS RENDAH DAN KURANG DIKENAL SEBAGAI SUBSTITUSI KAYU KOMERSIAL

open access: yesJurnal Riset Industri Hasil Hutan, 2013
At this time the wood with a high quality hard to find and expensive. There for, construction of residential buildings began to use other types of low-quality wood strong. The use of raw materials to make buildings less good quality.
Effendi Arsad
doaj   +1 more source

PEN GAWETAN KAYU MANGIUM SECARA RENDAMAN PANAS-DINGIN DENGAN BAHAN PENGAWET BORON DAN CCB

open access: yesJurnal Penelitian Hasil Hutan (Journal of Forest Products Research), 2017
Wood materials from plantation timber, among others is mangium (Acacia mangium Willd.) are supposed to be more susceptible to the wood-degrading organisms.
Djarwanto Djarwanto, R Sudradjat
doaj   +1 more source

Tannin resin-boron associations: Leaching and biological resistance [PDF]

open access: yes, 2012
The easy leaching of boron in wood preservation formulations has allowed to use this fungicide only for short term applications. The recently discovered adduct with flavonoids allows boron to resist longer periods of time within wood and consequently ...
Leménager, Nicolas   +5 more
core  

Age‐Related Characteristics of SYT1‐Associated Neurodevelopmental Disorder

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives We describe the clinical manifestations and developmental abilities of individuals with SYT1‐associated neurodevelopmental disorder (Baker‐Gordon syndrome) from infancy to adulthood. We further describe the neuroradiological and electrophysiological characteristics of the condition at different ages, and explore the associations ...
Sam G. Norwitz   +3 more
wiley   +1 more source

Home - About - Disclaimer - Privacy