<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2223-4861</journal-id>
<journal-title><![CDATA[Centro Azúcar]]></journal-title>
<abbrev-journal-title><![CDATA[cen. az.]]></abbrev-journal-title>
<issn>2223-4861</issn>
<publisher>
<publisher-name><![CDATA[Editorial Feijóo]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2223-48612019000400079</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[PRETRATAMIENTO ALCALINO DE BAGAZO DE CAÑA PARA MEJORAR LA PRODUCCIÓN DE BIOMETANO]]></article-title>
<article-title xml:lang="en"><![CDATA[SUGARCANE BAGASSE ALKALINE PRETREATMENT TO IMPROVE BIOMETHANE PRODUCTION]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González Suárez]]></surname>
<given-names><![CDATA[Aimeé]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Alfonso]]></surname>
<given-names><![CDATA[Giselle]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pereda Reyes]]></surname>
<given-names><![CDATA[Ileana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Tecnológica de La Habana &#8220;José Antonio Echeverría&#8221; (CUJAE) Centro de Estudios de Ingeniería de Procesos (CIPRO) ]]></institution>
<addr-line><![CDATA[Marianao La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>46</volume>
<numero>4</numero>
<fpage>79</fpage>
<lpage>88</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2223-48612019000400079&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2223-48612019000400079&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2223-48612019000400079&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El bagazo de caña de azúcar constituye un residuo agroindustrial lignocelulósico abundante en la industria azucarera cubana. Su compleja estructura limita parcialmente su biodegradación, por lo que se hace necesario la aplicación de un pretratamiento, siendo el alcalino el más efectivo para las biomasas con alto contenido de lignina. El objetivo del presente trabajo es evaluar el efecto del pretratamiento alcalino sobre la deslignificación del bagazo de caña, y su biodegradabilidad anaerobia respecto al bagazo sin pretratar. Se estudiaron dos álcalis (NaOH y KOH) con dos niveles de concentración (0,5 y 1% p/v), y dos tiempos de contacto (1 y 3 h) a temperatura ambiente. Los resultados fueron evaluados en términos de % deslignificación, rendimiento de metano y cinética del proceso según el modelo de primer orden. La máxima reducción de lignina (36,5%) y rendimiento de metano (192 mLCH4/gSV) fueron obtenidos con NaOH (0,5%-3h), logrando un 94,6% de incremento en el rendimiento de metano respecto al bagazo sin pretratar. El estudio cinético confirmó que con esta variante se mejoran los parámetros respecto al bagazo sin pretratar.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The sugar cane bagasse constitutes an abundant lignocellulosic agro-industrial residue in Cuban sugar industry. However, its complex structure partially limits biodegradation, for that reason it is necessary to apply a pretreatment, being the alkaline the most effective for biomasses with a high lignin content. This work objective is to evaluate the effect of alkaline pretreatment in cane bagasse delignification, and its anaerobic biodegradability with respect to without pretreatment bagasse. Two alkalis (NaOH and KOH) with two concentration levels (0.5 and 1% w/v), and two contact times (1 and 3 h), were studied at room temperature. Results were evaluated in terms of % delignification, methane yield and process kinetics according to a first order model. Maximum lignin reduction (36.5%) and methane yield (192 mLCH4/g VS) were obtained with NaOH (0.5% -3h), achieving a 94.6% increase in methane yield respect to without pretreating bagasse. Kinetic study confirmed that kinetic parameters are improved compared to without pretreatment bagasse, with this variant.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[bagazo de caña]]></kwd>
<kwd lng="es"><![CDATA[digestión anaerobia]]></kwd>
<kwd lng="es"><![CDATA[pretratamiento alcalino]]></kwd>
<kwd lng="es"><![CDATA[rendimiento de metano]]></kwd>
<kwd lng="en"><![CDATA[sugarcane bagasse]]></kwd>
<kwd lng="en"><![CDATA[anaerobic digestion]]></kwd>
<kwd lng="en"><![CDATA[alkaline pretreatment]]></kwd>
<kwd lng="en"><![CDATA[methane yield]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<collab>APHA-AWWA-WEF</collab>
<source><![CDATA[Standard Methods for examination of water and wastewater]]></source>
<year>2012</year>
<publisher-loc><![CDATA[Washington DC, USA ]]></publisher-loc>
<publisher-name><![CDATA[American Public Health Association]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bolado]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Toquer]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Martín]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Travaini]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[García]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of thermal, acid, alkaline and alkaline-peroxide pretreatments on the biochemical methane potential and kinetics of the anaerobic digestion of wheat straw and sugarcane bagasse]]></article-title>
<source><![CDATA[Bioresour Technol]]></source>
<year>2016</year>
<volume>201</volume>
<page-range>182-90</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cao]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Sun]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Qiu]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Methane production enhancement from products of alkaline hydrogen peroxide pretreated sweet sorghum bagasse]]></article-title>
<source><![CDATA[Royal Society of Chemistry]]></source>
<year>2017</year>
<volume>10</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>5701-7</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Costa]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pinheiro]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Santos]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Santaella]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Leitao]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The use of thermochemical pretreatment to enhance the anaerobic biodegradability of sugarcane bagasse]]></article-title>
<source><![CDATA[Chemical Engineering Journal]]></source>
<year>2014</year>
<volume>248</volume>
<page-range>363-72</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Ferreira]]></surname>
<given-names><![CDATA[L.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Donoso-Bravo]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Nilsen]]></surname>
<given-names><![CDATA[P.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Fdz-Polanco]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-Elvira]]></surname>
<given-names><![CDATA[S.I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Influence of thermal pretreatment on the biochemical methane potential of wheat straw]]></article-title>
<source><![CDATA[Bioresour Technol]]></source>
<year>2013</year>
<volume>143</volume>
<page-range>251-7</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grace]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Lorenci]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Thomaz]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Ricardo]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pretreatment strategies for delignification of sugarcane bagasse: a review]]></article-title>
<source><![CDATA[Bazilian Archives of Biology and Technology]]></source>
<year>2013</year>
<volume>56</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>679-89</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hu]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ragauskas]]></surname>
<given-names><![CDATA[A.J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Hydrothermal pretreatment of switchgrass]]></article-title>
<source><![CDATA[Ind. Eng. Chim. Res]]></source>
<year>2011</year>
<volume>50</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>4225-30</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Zicari]]></surname>
<given-names><![CDATA[S.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Liu]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pretreatment of wheat straw with potassium hydroxide for increasing enzymatic and microbial degradability]]></article-title>
<source><![CDATA[Bioresource Technology]]></source>
<year>2015</year>
<volume>185</volume>
<page-range>150-7</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mancini]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Papirio]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Lens]]></surname>
<given-names><![CDATA[P.N.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Esposito]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Increased biogas production from wheat straw by chemical pretreatments]]></article-title>
<source><![CDATA[Renewable Energy]]></source>
<year>2018</year>
<volume>119</volume>
<page-range>608-14</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Maryana]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Ma'rifatun]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Wheni]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Satriyo]]></surname>
<given-names><![CDATA[K.W.]]></given-names>
</name>
<name>
<surname><![CDATA[Rizal]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Alkaline pretreatment on sugarcane bagasse for bioethanol production]]></article-title>
<source><![CDATA[Energy Procedia]]></source>
<year>2014</year>
<volume>47</volume>
<page-range>250-4</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mata-Alvarez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Dosta]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Romero-Güiza]]></surname>
<given-names><![CDATA[M.S.]]></given-names>
</name>
<name>
<surname><![CDATA[Fonoll]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Peces]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Astals]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A critical review on anaerobic co-digestion achievements between 2010 and 2013]]></article-title>
<source><![CDATA[Renew. Sust. Energ. Rev]]></source>
<year>2014</year>
<volume>36</volume>
<page-range>412-27</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Palatsi]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Illa]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Prenafeta-Boldú]]></surname>
<given-names><![CDATA[F.X.]]></given-names>
</name>
<name>
<surname><![CDATA[Laureni]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernandez]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Angelidaki]]></surname>
<given-names><![CDATA[I.]]></given-names>
</name>
<name>
<surname><![CDATA[Flotats]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Long-chain fatty acids inhibition and adaptation process in anaerobic thermophilic digestion: batch tests, microbial community structure and mathematical modelling]]></article-title>
<source><![CDATA[Bioresour. Technol.]]></source>
<year>2010</year>
<volume>101</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>2243-51</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Romero-Güiza]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Wahid]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Hernández]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Møller]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Improvement of wheat straw anaerobic digestion through alkali pre-treatment: Carbohydrates bioavailability evaluation and economic feasibility]]></article-title>
<source><![CDATA[Science of the Total Environment]]></source>
<year>2017</year>
<volume>595</volume>
<page-range>651-9</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Taherdanak]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Zilouei]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Improving biogas production from wheat plant using alkaline pretreatment]]></article-title>
<source><![CDATA[Fuel]]></source>
<year>2014</year>
<volume>115</volume>
<numero>714-719</numero>
<issue>714-719</issue>
</nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Talha]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Ding]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Mehryar]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Hassan]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Bi]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Alkaline pretreatment of sugarcane bagasse and filter mud. Codigested to improve biomethane production]]></article-title>
<source><![CDATA[BioMed Research International]]></source>
<year>2016</year>
<volume>2016</volume>
<page-range>1-10</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<collab>VDI-4630</collab>
<source><![CDATA[Gesellschaft Energietechnik: Vergärung organischer Stoffe (Fementation of organic materials Characterisation of the substrate, sampling, collection of material data, fermentation tests)]]></source>
<year>2006</year>
<page-range>1-92</page-range><publisher-loc><![CDATA[Germany ]]></publisher-loc>
<publisher-name><![CDATA[VDI-Handbuch Energietechnik]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wunna]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Nakasaki]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Auresenia]]></surname>
<given-names><![CDATA[J.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Abella]]></surname>
<given-names><![CDATA[L.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Gaspillo]]></surname>
<given-names><![CDATA[P.D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effect of alkali pretreatment on removal of lignin from sugarcane bagasse]]></article-title>
<source><![CDATA[Chemical Engineering Transactions]]></source>
<year>2017</year>
<volume>56</volume>
<page-range>1831-6</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zhang]]></surname>
<given-names><![CDATA[Y.H.P.]]></given-names>
</name>
<name>
<surname><![CDATA[Lynd]]></surname>
<given-names><![CDATA[L.R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Toward an aggregated understanding of enzymatic hydrolysis of cellulose: noncomplexed cellulase systems]]></article-title>
<source><![CDATA[Biotechnol. Bioeng]]></source>
<year>2004</year>
<volume>88</volume>
<numero>7</numero>
<issue>7</issue>
<page-range>797-824</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zhao]]></surname>
<given-names><![CDATA[X.Q.]]></given-names>
</name>
<name>
<surname><![CDATA[Zi]]></surname>
<given-names><![CDATA[L.H.]]></given-names>
</name>
<name>
<surname><![CDATA[Bai]]></surname>
<given-names><![CDATA[F.W.]]></given-names>
</name>
<name>
<surname><![CDATA[Lin]]></surname>
<given-names><![CDATA[H.L.]]></given-names>
</name>
<name>
<surname><![CDATA[Hao]]></surname>
<given-names><![CDATA[X.M.]]></given-names>
</name>
<name>
<surname><![CDATA[Yue]]></surname>
<given-names><![CDATA[G.J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ho]]></surname>
<given-names><![CDATA[N.W.Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Bioethanol from lignocellulosic biomass]]></article-title>
<source><![CDATA[Adv. Biochem. Eng. Biotechnol]]></source>
<year>2012</year>
<volume>128</volume>
<page-range>25-51</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zhu]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Wan]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Enhanced solid-state anaerobic digestion of corn stover by alkaline pretreatment]]></article-title>
<source><![CDATA[Bioresour. Technol.]]></source>
<year>2010</year>
<volume>101</volume>
<numero>19</numero>
<issue>19</issue>
<page-range>7523-8</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
