نتایج جستجو برای: wood function

تعداد نتایج: 1249938  

2017
Jennifer Hiscox Melanie Savoury Selin Toledo James Kingscott-Edmunds Aimee Bettridge Nasra Al Waili Lynne Boddy

Understanding interspecific interactions is key to explaining and modelling community development and associated ecosystem function. Most interactions research has focused on pairwise combinations, overlooking the complexity of multispecies communities. This study investigated three-way interactions between saprotrophic fungi in wood and across soil, and indicated that pairwise combinations are...

Jiang Jianchun Kang Sun Xu Junming,

The possibility of using water insoluble fraction from biomass pyrolysis oil as additive in synthesis of Wood-Plastic novolac has been proved by using Differential Scanning Calorimetry (DSC) and Fourier Transformed Infra Red (FT-IR) spectroscopy. Synthesis of novolac with different concentrations (10, 20 and 30 wt %) of water insoluble fraction were performed. It was found that mechanical p...

2005
NIGEL TAME ERIC KENNEDY BOGDAN DLUGOGORSKI

Production of dioxin during the smoldering of wood char containing chromated copper arsenate (CCA) was investigated. Preliminary results are presented for the smoldering of treated wood char at 300 and 400°C, as a function of char loading, smoldering time and inlet oxygen concentrations. PCDF (mainly Cl4DF) were the preferred products of smoldering, and the results indicate the dependence of PC...

Afsaneh Shayesteh Homayoon Ranjbar

Economists believe that the development of the industry sector is for the benefit of other sectors of the economy. In 23 groups of industrial activity in classification ISIC, the production and export of wood industries have received less attention in developing countries. exports of wood products have a major impact on the GDP and provide employment and sustainable development of natural resou...

2010
Arijit Sinha Rakesh Gupta John A. Nairn

Wood and wood-based composites are being used extensively in single-family residential dwellings. Therefore, it is important to categorize their response when exposed to elevated temperatures for a sustained period of time. In fireresistant design for wood structures, the main goal is to ensure that enough structural integrity is maintained, during and after a fire, to prevent collapse and to m...

2012
Evin D. Bruschweiler Brigitta Danuser Cong Khanh Huynh Pascal Wild Patrick Schupfer David Vernez Philippe Boiteux Nancy B. Hopf

Occupational exposures to wood dust have been associated with an elevated risk of sinonasal cancer (SNC). Wood dust is recognized as a human carcinogen but the specific cancer causative agent remains unknown. One possible explanation is a co-exposure to; wood dust and polycyclic aromatic hydrocarbons (PAHs). PAHs could be generated during incomplete combustion of wood due to heat created by use...

2014
Liz O’Brien Jake Morris Amy Stewart

In this paper we engage with debates concerning people and their contact with the natural environment as part of everyday life drawing on Irwin's ideas of co-construction and Gibson's theory of affordances. We focus on peri-urban woodlands in England as important places where people can interact with nature for health and well-being. Qualitative data were collected in situ via walks in the wood...

Journal: :Journal of environmental science and health. Part A, Toxic/hazardous substances & environmental engineering 2006
Mark Gerard Healy Michael Rodgers John Mulqueen

This laboratory study examined the use of various wood materials as a carbon source in horizontal flow filters to denitrify nitrate-nitrogen (NO3-N) from a synthetic wastewater. The filter materials were: sawdust (Pinus radiata), sawdust and soil, sawdust and sand, and medium-chip wood chippings and sand. Two influent concentrations of NO3-N, 200 mg L(-1) and 60 mg L(-1), loaded at 2.9 to 19.4 ...

2017
Seth J Theuerkauf Brandon J Puckett Kathrynlynn W Theuerkauf Ethan J Theuerkauf David B Eggleston

Invasive species can positively, neutrally, or negatively affect the provision of ecosystem services. The direction and magnitude of this effect can be a function of the invaders' density and the service(s) of interest. We assessed the density-dependent effect of an invasive marsh grass, Phragmites australis, on three ecosystem services (plant diversity and community structure, shoreline stabil...

2017
George W. Huber George W Huber Torren R. Carlson Yu-Ting Cheng Jungho Jae

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