Search results for "forest"

showing 10 items of 3780 documents

Rapid one-step solvent-free acid-catalyzed mechanical depolymerization of pine sawdust to high-yield water-soluble sugars

2017

Abstract One-step absolute solvent-free acid-catalyzed mechanical depolymerization of pine sawdust (PSD) and commercially available α-cellulose to water-soluble sugars was carried out using ball milling. For comparison purposes, the commonly reported “solvent-free” mechanocatalytic depolymerization of lignocellulose method, which normally involves three steps (acid impregnation in solvent, vacuum drying, and mechanical depolymerization of lignocellulose), was performed. The 3,5-dinitrosalicylic acid (DNS) method was used to measure the total reducing sugar (TRS) of the obtained sugar solution, and major monosaccharides in the solution were analyzed by capillary electrophoresis (CE). More th…

hydrolyysisokeritmäntybiomassa020209 energylignin condensationlignin02 engineering and technologychemistry.chemical_compoundHydrolysisAcid-catalyzed mechanical depolymerization[CHIM.ANAL]Chemical Sciences/Analytical chemistryacid-catalyzed mechanical depolymerization0202 electrical engineering electronic engineering information engineeringLigninMonosaccharideOrganic chemistrychromophoresSugarWaste Management and Disposalta215ta218ComputingMilieux_MISCELLANEOUSchemistry.chemical_classificationbiomassRenewable Energy Sustainability and the EnvironmentDepolymerizationHydrolysisligniiniForestryPinus sylvestrisLignin condensationChromophoresReducing sugarSolventsawdustchemistryhydrolysissugarsYield (chemistry)[SDE]Environmental SciencesPine (Pinus sylvestris) sawdustAgronomy and Crop ScienceNuclear chemistrypine
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Les relations entre qualité des cours d'eau et occupation du sol dans le Morvan : production et transfert de matières organiques en solution

2009

10 pages; National audience

hydrosystème[SDE.MCG]Environmental Sciences/Global Changes[ SDV.SA.SDS ] Life Sciences [q-bio]/Agricultural sciences/Soil study[SDU.STU]Sciences of the Universe [physics]/Earth Sciences[SDV.SA.SDS]Life Sciences [q-bio]/Agricultural sciences/Soil studyécosystèmeSciences de la Terrebiodiversitématière organique dissoutemorvan[SDU.STU.HY] Sciences of the Universe [physics]/Earth Sciences/HydrologyEarth Scienceszone humide[SDU.STU.HY]Sciences of the Universe [physics]/Earth Sciences/Hydrology[ SDU.STU.HY ] Sciences of the Universe [physics]/Earth Sciences/Hydrology[SDV.SA.SDS] Life Sciences [q-bio]/Agricultural sciences/Soil studyMilieux et Changements globauxsol forestierComputingMilieux_MISCELLANEOUSoccupation du solmatière organique du sol
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Una nuova formulazione per il calcolo della pendenza di sistemazione degli alvei montani

2010

idraulica fluviale pendenza di sistemazioneSettore AGR/08 - Idraulica Agraria E Sistemazioni Idraulico-Forestali
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Using empirical and theoretical approaches for predicting the slope of siltation upstream of check-dams in mediterranean environment

2010

idraulica fluviale pendenza di sistemazioneSettore AGR/08 - Idraulica Agraria E Sistemazioni Idraulico-Forestali
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Confronto tra modelli di previsione e rilievi sperimentali della pendenza di sistemazione in un corso d'acqua calabrese

2006

idraulica fluviale pendenza di sistemazioneSettore AGR/08 - Idraulica Agraria E Sistemazioni Idraulico-Forestali
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Elementi di Idraulica

2008

idraulicaSettore AGR/08 - Idraulica Agraria E Sistemazioni Idraulico-Forestali
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Sulla valutazione del deflusso minimo vitale dei corsi d'acqua siciliani

2010

idrologia deflusso minimo vitaleSettore AGR/08 - Idraulica Agraria E Sistemazioni Idraulico-Forestali
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Sul concetto di portata dominante in alcuni corsi d'acqua del territorio calabro-lucano

2009

idrologia portata dominanteSettore AGR/08 - Idraulica Agraria E Sistemazioni Idraulico-Forestali
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3. Elementi di Idrologia del Suolo

2012

assente - capitolo di libro

idrologia suoloSettore AGR/08 - Idraulica Agraria E Sistemazioni Idraulico-Forestali
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Indagini sulla stima della produzione di sedimenti mediante l'impiego della tecnica del cesio-137. Il caso del torrente Trionto in provincia di Cosen…

2006

ierosione idrica produzione di sedimentiSettore AGR/08 - Idraulica Agraria E Sistemazioni Idraulico-Forestali
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