[PDF] Top 20 La inmigración y la salud. Elementos interculturales en la atención sanitaria
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Acetic acid pulping of wheat straw under atmospheric pressure
... Pulping conditions and their effects on pulp properties were investigated in detail, and a comparison between acetic acid (AcOH) pulp and soda-anthraquinone (AQ) pulps [r] ... See full document
43
Rapid analysis of formic acid, acetic acid, and furfural in pretreated wheat straw hydrolysates and ethanol in a bioethanol fermentation using atmospheric pressure chemical ionisation mass spectrometry
... spheric pressure chemical ionisation mass spectrometry (APCI-MS) as a rapid analytical tool for the analysis of key pretreatment degradation products (acetic acid, for- mic acid and furfural) ... See full document
6
Investigation of Acid and Enzyme Wheat Straw Hydrolysis for Obtaining Polysaccharides
... Analysis of the results of the conducted experiments allows to conclude that the most effective method of obtaining glucose from plant wastes is enzymatic hydrolysis. Enzymatic hydrolysis is promising from the point of ... See full document
13
Fractionation of woody biomass with boiling aqueous acetic acid containing a small amount of mineral acid at atmospheric pressure: Reactivity of arylglycerol-β-aryl ethers in lignins with aqueous acetic acid containing H2SO4
... Reaction products obtained by atmospheric acetic acid (AcOH) pulping with H2SO 4 of lignin model compounds: guaiacylglycerol- ~-guaiacyl ether (GOG) and guaiacylglycerol-~-syrin[r] ... See full document
21
Dry biodetoxification of acid pretreated wheat straw for cellulosic ethanol fermentation
... of acid catalyst in the pretreated lignocellulose is ...an acid-neutralizing reagent to avoid the use of an aqueous alkaline ...The acid pretreated and dry biodetoxified wheat straw was ... See full document
6
Effect on Properties of Concrete by Using Wheat Straw Ash as Partial Replacement of Cement
... using wheat straw ash as a partial replacement material of cement in concrete ...The wheat straw ash is the remains left after open burning of wheat ...study, wheat straw ... See full document
9
Evaluation of Mechanical Parameters of Pellets
... produce wheat straw and poplar wood ...barley straw pellets when milling the raw materials at 4 and 7 ...the wheat straw ...area under the curve of the force as a function of the ... See full document
65
Comparison of safe weed control methods with chemical herbicide in potato field
... that straw mulching improved soil health by im- proving soil structure, increased organic matter in the soil, improved mineral nutrition, and enhanced soil bioactivity and ...rice straw, or cogon grass can ... See full document
44
Pretreatment for biorefineries: a review of common methods for efficient utilisation of lignocellulosic materials
... the important factors are: (1) biomass availability, which includes all-year round supply of lignocellulosic biomass at competitive cost, and access to biomass of similar kind to be able to run a biorefinery within a ... See full document
85
The effect of increased atmospheric temperature and CO2 concentration during crop growth on the chemical composition and in vitro rumen fermentation characteristics of wheat straw
... applied as basal fertilizer before sowing and another 120 kg N/ha was top-dressed at jointing following the local wheat management practices. A total of three treatment groups and one control group were set. Each ... See full document
30
Effect of Nitrogen Applications, Micronutrients and Cyanobacteria on Wheat Yield and the Availability of some Nutrients
... 2008). Under such conditions, crop response to soil application of micronutrients can be very ...nucleic acid and protein synthesis, and play an active role in several enzymatic activities that control ... See full document
204
Use of Wheat Straw and Chicken Feather Hydrolysates as a Complete Medium for Lactic Acid Production
... Wheat straw and chicken feather hydrolysates prepared by simultaneous mild alkali treatment proved to be suitable substrates containing all the nutrients supporting the growth of lactic acid bacteria ... See full document
56
Bacillus coagulans MA-13: a promising thermophilic and cellulolytic strain for the production of lactic acid from lignocellulosic hydrolysate
... polylactic acid (PLA) being one of the main shares among bioplastics ...l-lactic acid (LA), the lat- ter of which can be obtained by fermentation of renew- able feedstocks [5, ...lactic acid, ... See full document
120
Production and effect of aldonic acids during enzymatic hydrolysis of lignocellulose at high dry matter content
... cellobionic acid needs to be hydrolyzed to glucose and gluconic acid by β ...cellobionic acid by different commercial enzyme preparations (Novo- zym 188, Celluclast and Cellic CTec2) was ... See full document
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Enhancing enzymatic digestibility of waste wheat straw by presoaking to reduce the ash-influencing effect on autohydrolysis
... The acid buffering capacity of high free ash in waste wheat straw (WWS) has been revealed to be a significant hindrance on the efficiency of autohydrolysis ...the acid buffering capacity of ... See full document
117
Biorefining of wheat straw: accounting for the distribution of mineral elements in pretreated biomass by an extended pretreatment-severity equation
... untreated wheat straw and fiber fractions were conducted by inductively coupled plasma-optical emission spectroscopy (Optima 5300 DV, PerkinElmer, Waltham, MA, ... See full document
21
Decomposition of wheat and barley straw treated with urea-sulfuric acid
... Wheat straw treated with 0.5 or 1.0 ml/g urea-sulfuric acid (1 : 1 acid in water v/v) and in- cubated in Protneuf or Woodburn silt loam soils in the laboratory decomposed faster than non[r] ... See full document
14
Ionic liquid cooking wheat straw pulping and delignification reaction kinetics
... on pulping process have been researched by single factor and orthogonal ...times under the condition of temperature 130 ℃ , liquid-solid ratio 8:1, time 30min, and the average pulp yield is ... See full document
136
Conversion of technical lignins to functional materials with retained polymeric properties
... Organosolv lignin can be used for PF resin. Ethanol lignin, which is obtained from ethanol–water pulping, can be applied in the production of adhesives. Ayla reported that a resin composed of 90 % ethanol lignin ... See full document
106
Pulp and Paper Production from Nigerian Pineapple Leaves and Corn Straw as Substitute to Wood Source
... Pineapple leaf was found to have lower ash content (1.2%) than corn straw (14.9%). The function of ash content is to show the absence or presence of other materials slightly or in combination. This shows that ... See full document
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