<?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>1870-3925</journal-id>
<journal-title><![CDATA[Región y sociedad]]></journal-title>
<abbrev-journal-title><![CDATA[Región y sociedad]]></abbrev-journal-title>
<issn>1870-3925</issn>
<publisher>
<publisher-name><![CDATA[El Colegio de Sonora]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-39252019000100126</article-id>
<article-id pub-id-type="doi">10.22198/rys2019/31/1147</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Agroecosistemas tradicionales núntaha&#8217;yi en la Reserva de la Biósfera Los Tuxtlas, Veracruz, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Núntaha&#8217;yi Traditional Agroecosystems in the Los Tuxtlas Biosphere Reserve, Veracruz, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguilar Vásquez]]></surname>
<given-names><![CDATA[Yunin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Caso Barrera]]></surname>
<given-names><![CDATA[Laura]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aliphat Fernández]]></surname>
<given-names><![CDATA[Mario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[San Pedro Cholula Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[San Pedro Cholula Puebla]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[San Pedro Cholula Puebla]]></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>31</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-39252019000100126&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-39252019000100126&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-39252019000100126&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El objetivo de este trabajo es analizar el funcionamiento de los agroecosistemas núntaha&#8217;yi, en Ocozotepec, Veracruz, así como el efecto que tiene sobre ellos la normatividad impuesta por la Reserva de la Biósfera Los Tuxtlas. Para el análisis se utilizó el marco teórico infield-outfield, la observación directa, entrevistas, talleres y recorridos en campo. Los resultados muestran que las limitantes en el cambio de la vegetación de los acahuales y las restricciones de uso de la zona núcleo han intensificado los agroecosistemas más cercanos a la comunidad (infield), y restringido el uso del territorio en lugares alejados y de acceso difícil (outfield). Esto propicia que el paisaje se torne homogéneo, poco productivo y que el sistema roza-tumba-quema se vuelva insostenible. La conclusión es que se debe valorar el manejo comunitario campesino e indígena, como estrategia para alcanzar la sustentabilidad, la conservación de biodiversidad y el sostenimiento humano a largo plazo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  The aim of this paper is to analyze the functioning of the Núntaha&#8217;yi agroecosystems in Ocozotepec, Vera cruz, as well as the effect that the regulations imposed by the Los Tuxtlas Biosphere Reserve have on them. The infield-outfield theoretical framework, direct ob servation, interviews, workshops and field trips were used for the analysis. The results show that limitations in the change of acahual vegetation and restrictions of use of the core zone have intensified the agroecosys tems closest to the community (infield), and restricted the use of the territory in remote places and of diffi cult access (outfield). This causes that the landscape becomes homogeneous, unproductive and that the slash-and-burn system becomes unsustainable. The conclusion is that peasant and indigenous communi ty management should be evaluated as a strategy to achieve sustainability, biodiversity conservation and long-term human support.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[agroecosistemas]]></kwd>
<kwd lng="es"><![CDATA[núntaha&#8217;yi]]></kwd>
<kwd lng="es"><![CDATA[infield-outfield]]></kwd>
<kwd lng="es"><![CDATA[áreas naturales protegidas]]></kwd>
<kwd lng="es"><![CDATA[sistemas productivos]]></kwd>
<kwd lng="es"><![CDATA[entrevistas]]></kwd>
<kwd lng="es"><![CDATA[Ocozotepec (México)]]></kwd>
<kwd lng="es"><![CDATA[Los Tuxtlas]]></kwd>
<kwd lng="en"><![CDATA[agroecosystems]]></kwd>
<kwd lng="en"><![CDATA[Núntaha&#8217;yi]]></kwd>
<kwd lng="en"><![CDATA[infield-out field]]></kwd>
<kwd lng="en"><![CDATA[protected natural areas]]></kwd>
<kwd lng="en"><![CDATA[production systems]]></kwd>
<kwd lng="en"><![CDATA[in terviews]]></kwd>
<kwd lng="en"><![CDATA[Ocozotepec (Mexico)]]></kwd>
<kwd lng="en"><![CDATA[Los Tuxtlas]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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