<?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>2007-1132</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias forestales]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. de cienc. forestales]]></abbrev-journal-title>
<issn>2007-1132</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-11322019000300041</article-id>
<article-id pub-id-type="doi">10.29298/rmcf.v10i53.173</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Diversidad y estructura vertical del bosque de pino-encino en Guadalupe y Calvo, Chihuahua]]></article-title>
<article-title xml:lang="en"><![CDATA[Diversity and vertical structure of the pine-oak forest in Guadalupe y Calvo, Chihuahua]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García García]]></surname>
<given-names><![CDATA[Samuel Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Narváez Flores]]></surname>
<given-names><![CDATA[Raúl]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Olivas García]]></surname>
<given-names><![CDATA[Jesús Miguel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Salas]]></surname>
<given-names><![CDATA[Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Chihuahua Facultad de Ciencias Agrícolas y Forestales ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>10</volume>
<numero>53</numero>
<fpage>41</fpage>
<lpage>63</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11322019000300041&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11322019000300041&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11322019000300041&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se evaluaron áreas con y sin manejo forestal de la Umafor 0808 Guadalupe y Calvo, Chihuahua; gestionadas mediante el Método Mexicano de Ordenación de Bosques Irregulares (MMOBI). Se analizó y comparó la información de conglomerados del Inventario Nacional Forestal y de Suelos (2004-2009); 95 en masas con manejo y 27 sin manejo. Se determinó la estructura vertical por medio de la regeneración natural, pisos de altura de los árboles y posición sociológica. Las especies con distribución continua, desde el piso inferior de la regeneración hasta el piso arbóreo superior en el bosque con manejo fueron: Pinus durangensis, P. arizonica, P. ayacahuite, P. herrerae y P.engelmannii; mientras que, en el bosque sin manejo se registraron: P. durangensis y P. arizonica. Las principales diferencias entre los bosques estudiados correspondieron al promedio de altura en el piso arbóreo superior; en los bosques con manejo fue de 30.16 m y en los sin manejo, su valor fue de 21.86 m; además, se observó una mayor regeneración de P. durangensis en los primeros. Respecto a la diversidad de especies, no hubo diferencia significativa entre ambos tipos de bosque (P&gt;0.05). Por lo anterior, se concluye que, de acuerdo con la información analizada, la regulación del aprovechamiento maderable con el MMOBI permite mantener la diversidad estructural y de especies, similar a la de un bosque natural sin manejo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Areas with and with no forest management from UMAFOR 0808 Guadalupe y Calvo, Chihuahua; under the Mexican Management Method of Irregular Forests (MMOBI) were evaluated. The information from 95 clusters of the National Forest and Soil Inventory (2004-2009) in areas with management and 27 unmanaged conglomerates were analyzed and compared. The vertical structure was determined by means of natural regeneration, strata of tree height and sociological position. The species with a continuous distribution from the lower stratum of regeneration to the upper tree stratum in the forest under management were: Pinus durangensis, P. arizonica, P. ayacahuite, P. herrerae, and P.engelmannii; while in the forest without management were: P. durangensis, and P. arizonica. The main differences found among the studied forests is the average height in the upper tree stratum; since in the managed forests it was 30.16 m, while in the unmanaged forest its value was 21.86 m. In addition, greater regeneration of P. durangensis was observed in the areas under management. Regarding the diversity of species between both forests, it was found that there is no significant difference (p&gt;0.05). Therefore, it is concluded that according to the analyzed information, the regulation of timber exploitation with the MMOBI allows to maintain structural and species diversity, similar to that of a natural forest without management.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Efecto del manejo forestal]]></kwd>
<kwd lng="es"><![CDATA[Método Mexicano de Ordenación de Bosques Irregulares]]></kwd>
<kwd lng="es"><![CDATA[Pinus durangensis Martínez]]></kwd>
<kwd lng="es"><![CDATA[posición sociológica]]></kwd>
<kwd lng="es"><![CDATA[regeneración natural]]></kwd>
<kwd lng="es"><![CDATA[Sierra Madre Occidental]]></kwd>
<kwd lng="en"><![CDATA[Effect of forest management]]></kwd>
<kwd lng="en"><![CDATA[Mexican Management Method of Irregular Forests]]></kwd>
<kwd lng="en"><![CDATA[Pinus durangensis Martínez]]></kwd>
<kwd lng="en"><![CDATA[sociological position]]></kwd>
<kwd lng="en"><![CDATA[natural regeneration]]></kwd>
<kwd lng="en"><![CDATA[Sierra Madre Occidental]]></kwd>
</kwd-group>
</article-meta>
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