Results 121 to 130 of about 19,357 (240)

Effects of Morphological Age and Indole-3-Butyric Acid Concentration on Rooting of Selected Robusta Coffee Varieties

open access: yesCoffee and Cocoa Research Journal
In response to the outbreak of Coffee Wilt Disease (CWD) which wiped out almost 50% of Robusta coffee in Uganda, the National Coffee Research Institute (NaCORI) released 10 varieties (KR1-10) which are resistant to the disease. These varieties are being
Godfrey H. Kagezi   +7 more
doaj   +1 more source

A comparative study of lignin-containing microfibrillated cellulose fibers produced from softwood and hardwood pulps

open access: yes
The expanding field of lignin-containing nanocellulose offers a sustainable alternative to fossil-based substances in applications such as packaging, coatings, and composites. This has underscored the importance to explore the impact of raw materials due
Li, Huisi,   +10 more
core   +1 more source

Characterization of Carboxylated Cellulose Nanocrystals Isolated Through Oxalic Acid Hydrolysis from Solid Residues of Softwood-Derived Glycol Lignin Production

open access: yesMolecules
The efficient use of renewable lignocellulosic biomass has attracted wide interest, as it promises to reduce the environmental impact of fossil fuel consumption.
Thi Thi Nge, Tatsuhiko Yamada
doaj   +1 more source

Evaluation of the relationship between pilot hole dimensions and screw holding strength in softwood furniture elements

open access: yesMaderas: Ciencia y Tecnología
The influence of pilot-hole geometry on screw holding strength in solid softwood furniture elements remains insufficiently understood, particularly when wood species, pilot-hole dimensions, and grain direction are considered simultaneously.
Serdar Danacı   +2 more
doaj   +1 more source

[Softwood plantation desk]

open access: yes
Softwood plantation ...

core  

Effect of Relative Humidity Level on Bonding Properties of Black Spruce Glulam

open access: yesBioResources
Glued-laminated timber (glulam) is a structural wood-based composite widely used in construction. One of the constraints to its production is the requirement that lamellae must have the same moisture content before bonding. This study analyzed the effect
João Vítor Felippe Silva   +3 more
doaj  

Optimization of wood machining parameters in cnc routers: Taguchi orthogonal array based simulated angling algorithm

open access: yesMaderas: Ciencia y Tecnología, 2019
In the present study, two mathematical models were developed to optimize the surface roughness for machining condition of Cedar of Lebanon pine (Cedrus libani). Taguchi approach was applied to examine the effect of CNC processing variables.
Ender Hazir, Kücük Hüseyin Koc
doaj  

Free shrinkage of wood determined at the cellular level using an environmental scanning electron microscope

open access: yesMaderas: Ciencia y Tecnología, 2014
The shrinkage at the cellular level was determined in the transverse plane of wood using an environmental scanning electron microscope (ESEM). The whole procedure is based on pairs of images grabbed with the same imaging conditions (magnification ...
Giana Almeida   +2 more
doaj  

The toxicity of softwood leachate in aquatic and terrestrial environments [PDF]

open access: yes, 1997
Concerns over the potential toxicity of leachate derived from softwood logs in remote storage areas lead Manitoba's Clean Environment Commission to request an investigation into the toxicity of softwood leachate in aquatic and terrestrial environments ...
Farmer, Kristina L. A.
core  

Microstructural and physical aspects of heat treated wood. Part 1. Softwoods

open access: yesMaderas: Ciencia y Tecnología, 2014
Heat treatment of wood is an effective method to improve the dimensional stability and durability against biodegradation. Optimisation of a two-stage heat treatment process at relatively mild conditions (
M.J. Boonstra   +7 more
doaj  

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