<?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>0188-6266</journal-id>
<journal-title><![CDATA[Acta universitaria]]></journal-title>
<abbrev-journal-title><![CDATA[Acta univ]]></abbrev-journal-title>
<issn>0188-6266</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Guanajuato, Dirección de Investigación y Posgrado]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-62662019000100230</article-id>
<article-id pub-id-type="doi">10.15174/au.2019.2154</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Cambios en las propiedades físicas y químicas de un suelo debido a un proceso de restauración aplicado a un derrame de hidrocarburos]]></article-title>
<article-title xml:lang="en"><![CDATA[Changes in the physical and chemical properties of a soil due to a restoration process applied to a spill of hydrocarbon]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales-Bautista]]></surname>
<given-names><![CDATA[Carlos M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lobato-García]]></surname>
<given-names><![CDATA[Carlos E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Flores-Jiménez]]></surname>
<given-names><![CDATA[Joel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendez-Olán]]></surname>
<given-names><![CDATA[Candelario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Juárez Autónoma de Tabasco División Académica de Ciencias Básicas Laboratorio de Análisis de Suelos e Hidrocarburos del Cuerpo Académico Química Aplicada a la Gestión Ambiental]]></institution>
<addr-line><![CDATA[Cunduacán Tabasco]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2019</year>
</pub-date>
<volume>29</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-62662019000100230&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-62662019000100230&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-62662019000100230&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen En México, los suelos impactados por hidrocarburos son remediados mediante diversas técnicas, algunas reducen la concentración del contaminante y otras lo estabilizan; es por ello que las condiciones finales dependerán del proceso aplicado. Al no considerar esta situación, algunas áreas restauradas con vocación de uso agrícola-ganadera presentan problemas tales como baja producción de cultivos y/o forrajes. Debido a lo anterior, el presente trabajo tuvo como objetivo evaluar los cambios en las propiedades de un suelo post-remediación (un mes y un año), comparándolo con un testigo. Se observaron Hidrocarburos Totales del Petróleo (HTP) debajo del límite normativo (600 mg&#8729;kg-1 a 660 mg&#8729;kg-1) y no varían después de un año; además, se observaron cambios en los suelos tales como pH (~6.4 a ~7.4), humedad (~14% a ~10%), densidad aparente (~1.1 g&#846;&#8729;cm-3 a ~1.4 g&#846;&#8729;cm-3) y densidad real (~2.0 g&#8729;cm-3 a ~2.5 g&#8729;cm-3), Capacidad de Intercambio Catiónico (CIC) (~26 Cmol&#8729;kg-1 a ~11 Cmol&#8729;kg-1) y texturas (de arcillosa a franco-arenosa) sin cambios después del año.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In Mexico, soils impacted by hydrocarbons are remediated by various techniques; some reduce the concentration of the pollutant and others stabilize it, this is why the final conditions will depend on the applied process. When not considering this situation, some restored areas with an agricultural-livestock vocation use present problems such as low production of crops and/or forages. Based on the above, the present work aimed to evaluate the changes in the properties of a post-remediation soil (one month and one year) by comparing it with a control soil. Total Petroleum Hydrocarbons (TPH) were observed below the regulatory limit (600 mg&#8729;kg-1 to 660 mg&#8729;kg-1) and did not vary after one year; moreover, changes in soils such as pH (~6.4 to ~7.4), humidity (~14% to ~10%), apparent density (~1.1 g&#846;&#8729;cm-3 to ~ 1.4 g&#846;&#8729;cm-3) and real density (~2.0 g&#8729;cm-3 to ~2.5 g&#8729;cm-3), Cation Exchange Capacity (CEC) (~26 Cmol &#8729; kg-1 to ~11 Cmol &#8729; kg-1) and textures (from clayey to sandy-loam), unchanged at one year.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Contaminación]]></kwd>
<kwd lng="es"><![CDATA[remediación]]></kwd>
<kwd lng="es"><![CDATA[fertilidad]]></kwd>
<kwd lng="es"><![CDATA[impacto ambiental]]></kwd>
<kwd lng="en"><![CDATA[Pollution]]></kwd>
<kwd lng="en"><![CDATA[remediation]]></kwd>
<kwd lng="en"><![CDATA[fertility]]></kwd>
<kwd lng="en"><![CDATA[environmental impact]]></kwd>
</kwd-group>
</article-meta>
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