<?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>S2007-11322020000500094</article-id>
<article-id pub-id-type="doi">10.29298/rmcf.v11i61.703</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Diversidad, estructura y composición florística de bosques templados del sur de Nuevo León]]></article-title>
<article-title xml:lang="en"><![CDATA[Diversity, structure and floristic composition of temperate forests of southern Nuevo León state]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Manzanilla Quijada]]></surname>
<given-names><![CDATA[Gyorgy Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mata Balderas]]></surname>
<given-names><![CDATA[José Manuel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Treviño Garza]]></surname>
<given-names><![CDATA[Eduardo Javier]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguirre Calderón]]></surname>
<given-names><![CDATA[Óscar Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alanís Rodríguez]]></surname>
<given-names><![CDATA[Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Yerena Yamallel]]></surname>
<given-names><![CDATA[José Israel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Nuevo León Facultad de Ciencias Forestales ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2020</year>
</pub-date>
<volume>11</volume>
<numero>61</numero>
<fpage>94</fpage>
<lpage>123</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11322020000500094&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11322020000500094&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11322020000500094&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El presente trabajo describe y compara la diversidad, estructura y composición de la vegetación en cuatro sitios de bosques templados del sur del estado de Nuevo León, mediante indicadores ecológicos y variables dasométricas. Se midieron cuatro sitios de 2 500 m2, en los que se registró la altura (h), diámetro (d  1.30 &#8805;7.5 cm) y cobertura de copa (d  copa ). Se evaluó la diversidad beta mediante un modelo de similitud de Bray-Curtis. Se estimaron los índices de diversidad [Shannon-Weaver (H') y Simpson (D)] y riqueza [Margalef (D  Mg ) y Menhinick (D  Mn )], así como la estructura horizontal [Índice de Valor de Importancia (IVI)] y la estructura vertical (índice A de Pretzsch). Se empleó la función Weibull para crear un histograma de distribuciones diamétricas. Se identificaron 10 especies, distribuidas en cuatro familias, de las cuales Fagaceae representó la mayor riqueza. El S4 es el más diverso con siete taxones. En el S1 Pinus teocote registró el valor de importancia más alto, IVI=50.64; seguido de Quercus mexicana en el S2, IVI=48.61; y S3 IVI=35.78. En relación a los índices, el S4 registró valores superiores en H´=1.686, D=0.796, D  Mg =1.207, a diferencia de D  Mn =0.586 en el S3. En S4 se calculó un A=1.69, con una A  max =3.04. Las relaciones de similitud indicaron que los S2 y S3 revisten la similitud más alta (48.03 %). Los resultados obtenidos en este trabajo sirven como una referencia de los cambios que experimentan los bosques en estas áreas de interés, y para a través del tiempo aplicar el manejo forestal más conveniente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract This paper describes and compares the diversity, structure and composition of the vegetation in four sites of temperate forests at the south of the state of Nuevo León, by means of ecological indicators and mensuration variables. Four sites of 2 500 m2 were measured, where height (h), diameter (d1.30 &#8805;7.5 cm) and crown cover (d  copa ) were recorded. Beta diversity was evaluated by using a Bray-Curtis similarity model. The diversity (Shannon-Weaver [H'] and Simpson [D]) and richness (Margalef [D  Mg ] and Menhinick [D  Mn ]) indexes were estimated, as well as the horizontal structure (Importance Value Index [IVI]) and the vertical structure (Pretzsch Index A). The Weibull function was used to create a histogram of diameter distributions. Ten species, distributed in four families were identified, from which Fagaceae family had the greatest richness. S4 compiles greater diversity with seven species. In S1, Pinus teocote recorded the highest value of importance, IVI=50.64; followed by Quercus mexicana in S2 IVI=48.61 and S3 IVI=35.78. In relation to the indexes, S4 presented the highest values in H'=1.686, D=0.796, D  Mg =1.207, unlike D  Mn =0.586 which was presented in S3. S4 registered an A=1.69, with an A  max =3.04. The similarity relations indicated that S2 and S3 presented the highest similarity of 48.03 %. The results obtained in this work would serve to have a reference of the changes experienced by the forests in these sampled areas and through time to apply the most convenient forest management.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Biodiversidad]]></kwd>
<kwd lng="es"><![CDATA[distribución diamétrica]]></kwd>
<kwd lng="es"><![CDATA[estructura florística]]></kwd>
<kwd lng="es"><![CDATA[índice A de Pretzsch]]></kwd>
<kwd lng="es"><![CDATA[riqueza de especies]]></kwd>
<kwd lng="es"><![CDATA[sitios permanentes]]></kwd>
<kwd lng="en"><![CDATA[Biodiversity]]></kwd>
<kwd lng="en"><![CDATA[diameter distribution]]></kwd>
<kwd lng="en"><![CDATA[floristic structure]]></kwd>
<kwd lng="en"><![CDATA[Pretzsch A index]]></kwd>
<kwd lng="en"><![CDATA[species richness]]></kwd>
<kwd lng="en"><![CDATA[permanent sites]]></kwd>
</kwd-group>
</article-meta>
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