<?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>0187-5779</journal-id>
<journal-title><![CDATA[Terra Latinoamericana]]></journal-title>
<abbrev-journal-title><![CDATA[Terra Latinoam]]></abbrev-journal-title>
<issn>0187-5779</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de la Ciencia del Suelo A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-57792016000100125</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Carbono orgánico en suelos agrícolas de México: Investigación y políticas públicas]]></article-title>
<article-title xml:lang="en"><![CDATA[Organic carbon in agricultural soils of Mexico: Research and public policy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cotler]]></surname>
<given-names><![CDATA[Helena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez]]></surname>
<given-names><![CDATA[Mario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Etchevers]]></surname>
<given-names><![CDATA[Jorge D.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Facultad de Ciencias ]]></institution>
<addr-line><![CDATA[D.F. ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Posgraduados Campus Montecillo ]]></institution>
<addr-line><![CDATA[Montecillo Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2016</year>
</pub-date>
<volume>34</volume>
<numero>1</numero>
<fpage>125</fpage>
<lpage>138</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-57792016000100125&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-57792016000100125&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-57792016000100125&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El análisis de una extensa revisión bibliográfica sobre la investigación en conservación de carbono en suelos de México muestra que prácticas de agricultura de conservación y diversos sistemas de producción tradicionales pueden incrementar de manera considerable el carbono orgánico en suelos, lo que repercute en su resistencia ante el impacto de la lluvia, mejora la tasa de infiltración y la cantidad de agua disponible, incrementa el contenido de la biomasa microbiana, disminuye la erosión y mitiga la emisión de gases de efecto invernadero. La relevancia que adquiere la calidad de los suelos en la seguridad alimentaria y en los impactos ambientales, incluyendo el cambio climático, explica la importancia de su incorporación en las políticas públicas del país. Sin embargo, la revisión de instrumentos de política pública del presente sexenio (2013-2018) expone grandes vacíos y contradicciones que se presentan a través de ejemplos concretos de acciones. El escaso presupuesto destinado a la conservación de suelos (2.12% del presupuesto total de SAGARPA en 2014) aplicado mayormente (más de 80%) a infraestructura hidráulica señala por un lado, la ausencia del reconocimiento del suelo como medio para infiltrar y retener agua; y por el otro, la incipiente incorporación de los estudios sobre carbono en suelos en los instrumentos de política pública correspondientes. Se identifican varios aspectos necesarios para mejorar la transversalidad en torno a la conservación de carbono en suelos: (i) generar políticas públicas que reconozcan las funciones y los servicios ecosistémicos que proveen los suelos, (ii) fortalecer la institucionalidad acerca del tema de suelos, (iii) incentivar los programas de conservación de suelos in situ, que incorporen carbono a través de la promoción de agroecosistemas adaptados a las diversas condiciones territoriales.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The analysis of an extensive literature review on research into carbon storage in soils of Mexico shows that conservation agriculture and various traditional agroecosystems can significantly increase organic carbon in soils, which in turn affects their resistance to impact raindrop, improves infiltration rate and the amount of water available, increases the content of microbial biomass, reduce erosion, and mitigate the emission of greenhouse gases. The importance acquired by the soil quality on food security and environmental impacts, including climate change, explains the importance for inclusion in public policy. However, the review of public policy instruments of the current governmental period (2013-2018) exposes large gaps and contradictions that arise through concrete examples of actions. The low budget for soil conservation (2.12% of the total budget in 2014 of SAGARPA) applied mostly (over 80%) on water infrastructure, shows on the one hand, the absence of recognition of soil as a means to infiltrate and retain water; and on the other hand, the incipient incorporation of soil carbon studies in the corresponding instruments of public policy. We identified several aspects needed to improve mainstreaming around soil carbon conservation: (i) generate public policies that recognize the functions and ecosystem services provided by soils (ii) strengthening institutionality on the subject of soils (iii) encourage conservation programs in situ that incorporate carbon through the promotion of agro-ecosystems adapted to the various territorial conditions.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[agricultura de conservación]]></kwd>
<kwd lng="es"><![CDATA[agroecosistemas]]></kwd>
<kwd lng="es"><![CDATA[adaptación]]></kwd>
<kwd lng="es"><![CDATA[transversalidad]]></kwd>
<kwd lng="en"><![CDATA[conservation agriculture]]></kwd>
<kwd lng="en"><![CDATA[agroecosystems]]></kwd>
<kwd lng="en"><![CDATA[adaptation]]></kwd>
<kwd lng="en"><![CDATA[transversatility]]></kwd>
</kwd-group>
</article-meta>
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