<?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>S0187-57792013000500339</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Análisis sobre cambio de uso de suelo en dos escalas de trabajo]]></article-title>
<article-title xml:lang="en"><![CDATA[Analysis of land use change in two working scales]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Trucíos Caciano]]></surname>
<given-names><![CDATA[Ramón]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera González]]></surname>
<given-names><![CDATA[Miguel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Delgado Ramírez]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Estrada Ávalos]]></surname>
<given-names><![CDATA[Juan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cerano Paredes]]></surname>
<given-names><![CDATA[Julian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,INIFAP  ]]></institution>
<addr-line><![CDATA[Gómez Palacio Durango]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2013</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2013</year>
</pub-date>
<volume>31</volume>
<numero>4</numero>
<fpage>339</fpage>
<lpage>346</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-57792013000500339&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-57792013000500339&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-57792013000500339&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Las zonas con vegetación natural son parte de la mega-biodiversidad por la cual México es considerado uno de los principales países con esta diversidad biológica. Sin embargo, la diversidad esta siendo amenazada, en estudios a nivel nacional se evidencia la pérdida de cubierta vegetal como un proceso de cambio de uso de suelo para el desarrollo de actividades que representen mayor satisfacción social. El objetivo de este estudio fue conocer el estado que guarda la vegetación de la cuenca de San Cristóbal de las Casas, Chiapas, en respuesta al cambio de uso predominante hacia actividades agropecuarias, a través de un análisis de cambio de uso de suelo, para dos escalas de trabajo, con el uso de sistemas de información geográfica como herramienta de análisis. Para la escala 1:250 000 de 1976 a 2002, se encontró que la pérdida de cobertura vegetal es evidente ya que se cuantificaron incrementos mayores a 5000 ha para agricultura de temporal, relacionados a disminución de superficies de bosques y pastizales. En esta misma escala, las áreas urbanas se incrementaron en más de 10 veces su superficie en el mismo periodo de tiempo, de 149 ha a 1903 ha. Por otra parte, a escala 1:10 000, de 1996 al 2010, las superficies con vegetación natural disminuyeron 493 ha, mientras que se cuantificó un incremento de áreas agrícolas y urbanas de 3926 y 1791 ha respectivamente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Areas with natural vegetation are part of the mega-biodiversity for which Mexico is considered one most biologically diverse countries in the world. This diversity is threatened; national studies have revealed loss of plant cover as a process of change in land use for development of activities that are of greater social satisfaction. The aim of this study was to determine the state of the vegetation in the San Cristobal de las Casas watershed, Chiapas, in response to change in land use to mainly agricultural activities. This was done through an analysis of land use change at two working scales using the geographic information system as an analytical tool. At the 1:250 000 scale for 1976 to 2002, the loss of plant cover is evident since increases larger than 5000 ha of rain fed agriculture were quantified; these increases were related to a decrease in forest areas and grasslands. On the same scale, urban areas increased more than 10 times in the same period, from 149 to 1903 ha. At 1:10 000 in 1996 to 2010, natural vegetation areas decreased by 493 ha, while agricultural and urban areas increased by 3926 and 1791, respectively.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[sistemas de información geográfica]]></kwd>
<kwd lng="es"><![CDATA[interpretación monoscópica]]></kwd>
<kwd lng="es"><![CDATA[cuantificación de áreas]]></kwd>
<kwd lng="en"><![CDATA[geographic information system]]></kwd>
<kwd lng="en"><![CDATA[monoscopic interpretation]]></kwd>
<kwd lng="en"><![CDATA[quantification of areas]]></kwd>
</kwd-group>
</article-meta>
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