نتایج جستجو برای: lignocellulosic material
تعداد نتایج: 368246 فیلتر نتایج به سال:
Considering the importance of lignocellulose macrophyte-derived for the energy flux in aquatic ecosystems and the nutrient concentrations as a function of force which influences the decomposition process, this study aims to relate the enzymatic activity and lignocellulose hydrolysis in different trophic statuses. Water samples and two macrophyte species were collected from the littoral zone of ...
BACKGROUND Short rotation coppice willow is a potential lignocellulosic feedstock in the United Kingdom and elsewhere; however, research on optimising willow specifically for bioethanol production has started developing only recently. We have used the feedstock Salix viminalis × Salix schwerinii cultivar 'Olof' in a three-month pot experiment with the aim of modifying cell wall composition and ...
In its natural environment, the filamentous fungus Aspergillus niger grows on decaying fruits and plant material, thereby enzymatically degrading the lignocellulosic constituents (lignin, cellulose, hemicellulose, and pectin) into a mixture of mono- and oligosaccharides. To investigate the kinetics and stoichiometry of growth of this fungus on lignocellulosic sugars, we carried out batch cultiv...
The production of lactic acid from fossil fuel is now widely accepted as unsustainable due to depleting resources and the accumulation of environmentally hazardous chemicals. Cheap raw material is one of the key inputs to cost effective production of Lactic acid. This paper reviews current research in lactic acid fermentation processes, bio-residue availability in Ghana and potential utilizatio...
Lignocellulosic biomass is an abundant and renewable resource for the production of biobased value-added fuels, chemicals, and materials, but its effective exploitation by an energy-efficient and environmentally friendly strategy remains a challenge. Herein, a facile approach for efficiently cleaving lignin-carbohydrate complexes and ultrafast fractionation of components from wood by microwave-...
In this study, the hydrolysis of pretreated sorghum stem and rice husk was investigated at various initial enzyme concentrations and substrate loadings. The slowdown in enzymatic hydrolysis of lignocellulosic materials with conversion has often been attributed to decreasing the activity of enzyme. A kinetic model was developed and expressed mathematically based on enzyme deactivation for enzyma...
A big challenge in the composites industry is availability of cheap raw lignocellulosic materials, potential candidates to replace slow growing trees, order minimize production cost. Therefore, a variety plants were studied and tested worldwide manufacturing. The objective this study was investigate technical feasibility manufacturing particleboards from seaweed leaves (Possidonia oceanica—PO)....
Lignocellulosic biomass is widely used in the field of laccase production because it has advantages low price and easy availability. Thus, a comparative analysis was performed secretion ability five white-rot fungi submerged fermentation using single or mixtures lignocellulosic biomass. Maximum activity Trametes gibbosa An 360, Vanderbylia fraxinea 369, Perenniporia pyricola Han 202, Coriolopsi...
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