<?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>1405-0471</journal-id>
<journal-title><![CDATA[Madera y bosques]]></journal-title>
<abbrev-journal-title><![CDATA[Madera bosques]]></abbrev-journal-title>
<issn>1405-0471</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Ecología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-04712020000200203</article-id>
<article-id pub-id-type="doi">10.21829/myb.2020.2621962</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Zonificación altitudinal de Pinus patula a partir de conos y semillas en la sierra de Huayacocotla, Veracruz, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Altitudinal zoning of Pinus patula from cones and seeds in the sierra de Huayacocotla, Veracruz, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aparicio-Rentería]]></surname>
<given-names><![CDATA[Armando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Viveros-Viveros]]></surname>
<given-names><![CDATA[Héctor]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Villa]]></surname>
<given-names><![CDATA[Julia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sáenz-Romero]]></surname>
<given-names><![CDATA[Cuauhtémoc]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruiz-Montiel]]></surname>
<given-names><![CDATA[César]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pineda Posadas]]></surname>
<given-names><![CDATA[Jorge Alberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Veracruzana Instituto de Investigaciones Forestales ]]></institution>
<addr-line><![CDATA[Xalapa Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Michoacana de San Nicolás de Hidalgo Instituto de Investigaciones sobre los Recursos Naturales ]]></institution>
<addr-line><![CDATA[Morelia Michoacán]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto Tecnológico Superior de Perote  ]]></institution>
<addr-line><![CDATA[Perote Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<volume>26</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-04712020000200203&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-04712020000200203&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-04712020000200203&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Las poblaciones de especies forestales con amplia distribución tienden a diferenciarse en caracteres morfológicos a través de gradientes altitudinales. Esto permite establecer zonas para el movimiento de semillas, que garanticen la adaptación y un mejor crecimiento de las plantas. El patrón de variación morfológica asociado a gradientes altitudinales es desconocido para muchas especies de pinos mexicanos. Por lo tanto, se exploró la variación morfológica altitudinal con base en el largo y ancho de conos y semillas de 70 árboles superiores de Pinus patula seleccionados en ocho poblaciones de Huayacocotla, Veracruz, para establecer zonas provisionales para el movimiento de semillas. Se realizaron análisis de varianza y de asociación con variables geográficas. Se registró variación significativa entre y dentro de poblaciones para todas las características evaluadas y correlación positiva de la altitud con los caracteres de los conos y el ancho de las semillas. Con base en la variación del largo y ancho del cono, así como el ancho de semilla, se sugiere la delimitación provisional de dos zonas altitudinales (zona I: 1850 m - 2350 m snm; zona II: 2350 m - 2850 m snm), para el movimiento de semilla y reforestación. Se sugiere que la semilla de cada zona se utilice provisionalmente en un intervalo de ± 250 m altitudinales a partir de su origen, sin considerar el efecto del cambio climático y mover altitudinalmente hacia arriba las fuentes de semillas 250 m de altitud considerando el cambio climático, para reacoplar al clima proyectado para el año 2030, o 500 m para el de 2060.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Populations of forest species with a wide distribution tend to differ in morphological traits across altitudinal gradients. This allows the provisional zoning for conducting seed movement that ensures the adaptation and the best growth of the plants. The pattern of morphological variation associated with altitudinal gradients is not known for many Mexican pine species. Therefore, the altitudinal morphological variation was explored based on the length and width of cones and seeds of 70 Pinus patula plus trees selected in eight populations of Huayacocotla, Veracruz, to establish provisional zones for seeds movement. Analysis of variance and association with geographical variables were performed. Significant variation was recorded between and within populations for all the evaluated characteristics and positive correlation of the altitude with the characters of the cones and the width of the seeds. Based on the variation of cone length and width as well as seed width, we suggest a provisional delineation of two altitudinal seed zones (zone I: 1850 m - 2350 m asl; zone II: 2350 m - 2850 m asl), for the movement of seed and reforestation. It is suggested that the seed collected in each zone is used provisionally in a range of ± 250 altitudinal m from the place of origin, without considering the effects climate change. Considering climatic change, it is suggested an altitudinal upward shift of seed sources of 250 m of altitude to realign to the climate projected for 2030, or 500 m for the one to 2060.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[caracteres morfológicos]]></kwd>
<kwd lng="es"><![CDATA[movimiento de semillas]]></kwd>
<kwd lng="es"><![CDATA[reforestación]]></kwd>
<kwd lng="es"><![CDATA[selección]]></kwd>
<kwd lng="es"><![CDATA[variación morfológica altitudinal]]></kwd>
<kwd lng="en"><![CDATA[Morphological characters]]></kwd>
<kwd lng="en"><![CDATA[seed movement]]></kwd>
<kwd lng="en"><![CDATA[reforestation]]></kwd>
<kwd lng="en"><![CDATA[selection]]></kwd>
<kwd lng="en"><![CDATA[altitudinal morphological variation]]></kwd>
</kwd-group>
</article-meta>
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