<?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>2007-0934</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias agrícolas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Cienc. Agríc]]></abbrev-journal-title>
<issn>2007-0934</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-09342018001001787</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v9i8.1723</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[El manejo del suelo en la conservación de carbono orgánico]]></article-title>
<article-title xml:lang="en"><![CDATA[Soil management in organic carbon conservation]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zamora-Morales]]></surname>
<given-names><![CDATA[Bertha P.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendoza-Cariño]]></surname>
<given-names><![CDATA[Mayra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sangerman-Jarquín]]></surname>
<given-names><![CDATA[Dora Ma.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Quevedo Nolasco]]></surname>
<given-names><![CDATA[Abel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Navarro Bravo]]></surname>
<given-names><![CDATA[Agustín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias  ]]></institution>
<addr-line><![CDATA[Coyoacán Ciudad de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional Autónoma de México Facultad de Estudios Superiores Zaragoza ]]></institution>
<addr-line><![CDATA[Iztapalapa Ciudad de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias Campo Experimental Valle de México ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Montecillo ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2018</year>
</pub-date>
<volume>9</volume>
<numero>8</numero>
<fpage>1787</fpage>
<lpage>1799</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342018001001787&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342018001001787&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342018001001787&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Las emisiones antrópicas de dióxido de carbono (CO2), de metano (CH4) y de óxido nitroso (N2O), distinguen a estos gases de efecto invernadero (GEI) como los principales causantes del calentamiento global. Las cuales, provienen a escala mundial de los sectores energético (25.9%), industrial (19.4%), silvícola (17.4%) y agrícola (13.5%). Del total de los flujos de los GEI, el sector agrícola contribuye con 25% de CO2, 55-60% de CH4 y 65-80% de N2O. El CO2 se genera, principalmente, por la deforestación en las regiones tropicales, el CH4, por la ganadería y cultivos de arroz, el N2O por el uso de fertilizantes. México se ubica dentro de los 15 países con mayor producción de GEI. Aproximadamente, 30% del total de sus emisiones corresponden a los sectores agrícola, pecuario y forestal: dos terceras partes, se producen por las actividades de uso del suelo (incluido el cambio en su uso) y silvicultura el resto, por la agricultura y ganadería convencional. Debido a que el carbono orgánico del suelo se relaciona con la sustentabilidad de los sistemas agrícolas, y en su contenido incide el manejo del suelo, se han desarrollado diversas prácticas que permitan favorecer su almacenamiento, en los sectores agropecuario y forestal del país. Sin embargo, se requiere de la instrumentación de políticas públicas, que beneficien la adopción y promoción de dichas prácticas y que, a la vez, faciliten el cumplimiento de los compromisos que ha adquirido México a nivel nacional e internacional, para minimizar sus emisiones GEI.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The anthropogenic emissions of carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O), distinguish these greenhouse gases (GEI) as the main causes of global warming. Which come from the energy (25.9%), industrial (19.4%), forestry (17.4%) and agricultural (13.5%) sectors worldwide. Of the total GEI flows, the agricultural sector contributes 25% of CO2, 55-60% of CH4 and 65-80% of N2O. The CO2 is generated mainly by deforestation in tropical regions, CH4, by livestock and rice crops, N2O by the use of fertilizers. Mexico is located within the 15 countries with the highest GEI production. Approximately 30% of its total emissions correspond to the agricultural, livestock and forestry sectors: two thirds are produced by land use activities (including change in use) and forestry the rest, by agriculture and livestock conventional. Due to the fact that soil organic carbon is related to the sustainability of agricultural systems, and in its content, affects soil management, various practices have been developed to favor their storage in the country's agricultural and forestry sectors. However, it is necessary to implement public policies that benefit the adoption and promotion of these practices and, at the same time, facilitate the fulfillment of the commitments that Mexico has acquired nationally and internationally, to minimize its GEI emissions.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[carbono orgánico]]></kwd>
<kwd lng="es"><![CDATA[gases efecto invernadero]]></kwd>
<kwd lng="es"><![CDATA[labranza de conservación]]></kwd>
<kwd lng="es"><![CDATA[secuestro de carbono]]></kwd>
<kwd lng="es"><![CDATA[usos del suelo]]></kwd>
<kwd lng="en"><![CDATA[organic soil carbon]]></kwd>
<kwd lng="en"><![CDATA[greenhouse gases]]></kwd>
<kwd lng="en"><![CDATA[conservation tillage]]></kwd>
<kwd lng="en"><![CDATA[carbon sequestration]]></kwd>
<kwd lng="en"><![CDATA[land use]]></kwd>
</kwd-group>
</article-meta>
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