Results 51 to 60 of about 144,293 (216)

Corylus avellana bark optical properties differ during and out of the vegetation season

open access: yesActa Biologica Slovenica, 2020
We compared different bark traits of the common hazel (Corylus avellana L.) in four different months during the vegetation season (September, November) and out of the vegetation season (January, February) to get an insight into the changes in bark ...
Mateja Grašič   +2 more
doaj   +1 more source

Biomonitoring of Airborne Heavy Metals Pollution by Delonix regia (Boj. ex Hook.) Raf. in Greater Cairo, Egypt [PDF]

open access: yesTaeckholmia, 2011
Delonix regia leaves and bark samples were collected from ten sites along the main motorways from urban and industrial areas of the Greater Cairo (Egypt).
Emad Farahat
doaj   +1 more source

On the rolling and plasticization of birch bark [PDF]

open access: yes, 2019
Freshly harvested outer birch bark is a pliable, leather-like material, but within a short period it loses flexibility and becomes rigid. Further, still during the removal from the tree, it starts to roll back upon itself with the inner side out. This is
Klügl, Johanna   +2 more
core   +1 more source

Rotting for Red: Archival, Experimental and Analytical Research on Estonian Traditions of Decomposing Alder Buckthorn Bark Before Dyeing

open access: yesHeritage
This article sheds light on the historical dyeing traditions of rural inhabitants of the Eastern Baltic region. The 19th- and early 20th-century Estonian archival sources mention that rotted alder buckthorn (Frangula alnus Mill.) bark was used to dye ...
Liis Luhamaa   +6 more
doaj   +1 more source

HEAVY METALS IN BARK AND LEAVES OF TREES AS A BIOMONITOR FOR AIR POLLUTION IN MOSUL CITY [PDF]

open access: yesMesopotamia Journal of Agriculture, 2019
This study was conducted in Mosul city to assess the level of atmospheric contamination by some of heavy metals (Mn , Zn , Cu , Pb , Fe), five plant species such as Pinusbrutia, Cupressussempervirens, Platanusoccidentalis, Populusnigra and Eucalyptus ...
Ibrahim A., F. K. Ammar,
doaj   +1 more source

Filamentous fungi display different behavior during spruce bark degradation

open access: yes, 2023
Microbial degradation of trees is hindered by their outermost tissue, the bark, which is also a material produced in vast amounts annually through debarking in the pulp and paper industry.
Larsbrink, Johan,   +6 more
core  

Zastosowanie techniki mobilizacji w leczeniu zespołu ciasnoty przestrzeni podbarkowej

open access: yesAktualności Neurologiczne, 2013
Wstęp: Bóle barku stanowią coraz bardziej powszechną przypadłość. Dotyczą zarówno osób młodych – często narażonych na wymuszone przyjmowanie pozycji siedzącej w pracy oraz na urazy związane z nierozważnym uprawianiem sportów rekreacyjnych – jak i ...
Maciej Zarzycki   +3 more
doaj  

Variability of the chemical composition of the wood and bark of two tropical hardwoods from Ghana

open access: yesLes
The study aims to investigate the chemical properties of the wood and bark of two tropical tree species Nesogordonia papaverifera and Holarrhena floribunda from Ghana to increase the efficiency of their utilization.
Kwaku Antwi   +3 more
doaj   +1 more source

Spruce Bark Biorefinery

open access: yes, 2013
Norway spruce Picea abies is a key raw material for the forest industry in the Nordic countries. In order to improve the competitiveness of the forest industry by valorising residues and creating value from new products, we have studied the upgrading of spruce bark into transport fuels and chemicals.
Kemppainen, Katariina   +13 more
openaire   +2 more sources

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