<?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>S2007-11322019000500039</article-id>
<article-id pub-id-type="doi">10.29298/rmcf.v10i55.548</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Modelos de degradación de la hojarasca en bosques de encino y de pino en Nuevo León]]></article-title>
<article-title xml:lang="en"><![CDATA[Decomposition models of litter from oak and pine forests in Nuevo León State]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Balboa]]></surname>
<given-names><![CDATA[Perla Cecilia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González Rodríguez]]></surname>
<given-names><![CDATA[Humberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cantú Silva]]></surname>
<given-names><![CDATA[Israel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pando Moreno]]></surname>
<given-names><![CDATA[Marisela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marmolejo Monsiváis]]></surname>
<given-names><![CDATA[José Guadalupe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez Meza]]></surname>
<given-names><![CDATA[Marco Vinicio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lazcano Cortez]]></surname>
<given-names><![CDATA[Jonathan]]></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>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de Nuevo León Facultad de Economía ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2019</year>
</pub-date>
<volume>10</volume>
<numero>55</numero>
<fpage>39</fpage>
<lpage>55</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11322019000500039&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11322019000500039&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11322019000500039&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La descomposición de la hojarasca es importante para entender el funcionamiento y la productividad de los ecosistemas, porque determina el reciclaje de nutrimentos. En el estudio que aquí se describe se evaluó la degradación de la hojarasca durante 510 días en tres comunidades forestales: el bosque de encino (BE), el bosque de pino-encino BPE) y el bosque de pino (BP) en el municipio Iturbide, Nuevo León. En cada sitio se marcaron cinco parcelas de 20 m × 20 m en las que se colocaron 110 bolsas con 5 g de hojarasca, con el propósito de calcular su velocidad de degradación. Los resultados indican que la degradación fue de 27 % para BE; de 23 % para BPE y de 17 % para BP. Se realizó un análisis de regresión para la degradación en el periodo de muestreo, en el cual el modelo exponencial negativo simple fue el que mejor ajuste presentó para los tres sitios de estudio. La tasa de degradación para 99 % de los casos se determinó en 17, 22 y 29 años para BE, BPE y BP, respectivamente. En el bosque de encino se registró la mayor degradación, lo que sugiere que la calidad del material vegetal influye en el proceso.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The decomposition of leaf litter is important to understand the functioning and productivity of ecosystems because it determines the recycling of nutrients. In the study described here, the degradation of leaf litter during 510 days in three forest communities was evaluated: the oak forest (BE), the pine-oak forest BPE) and the pine forest (BP) in the Iturbide municipality, Nuevo León. In each site five plots of 20 m x 20 m were marked in which 110 bags with 5 g of litter were placed in order to calculate their degradation rate. The results indicate that the degradation was 27 % for BE; 23 % for BPE and 17 % for BP, respectively. A regression analysis was performed for degradation in the sampling period, in which the simple negative exponential model was the one that best fit presented for the three study sites. The degradation rate for 99 % of cases was determined in 17, 22 and 29 years for BE, BPE and BP, respectively. The greatest degradation was recorded in the oak forest, suggesting that the quality of the plant material influences the process.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Análisis de regresión]]></kwd>
<kwd lng="es"><![CDATA[degradación de hojarasca]]></kwd>
<kwd lng="es"><![CDATA[materia orgánica]]></kwd>
<kwd lng="es"><![CDATA[pino-encino]]></kwd>
<kwd lng="es"><![CDATA[porcentaje de degradación]]></kwd>
<kwd lng="es"><![CDATA[tasa de degradación]]></kwd>
<kwd lng="en"><![CDATA[Regression analysis]]></kwd>
<kwd lng="en"><![CDATA[litter decomposition]]></kwd>
<kwd lng="en"><![CDATA[organic matter]]></kwd>
<kwd lng="en"><![CDATA[pine-oak]]></kwd>
<kwd lng="en"><![CDATA[decay percentage]]></kwd>
<kwd lng="en"><![CDATA[decomposition rate]]></kwd>
</kwd-group>
</article-meta>
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