<?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>2007-0934</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias agrícolas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Cienc. Agríc]]></abbrev-journal-title>
<issn>2007-0934</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-09342019000200253</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v10i2.732</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Diversidad genética en accesiones de 10 razas mexicanas de maíz de altitudes intermedias]]></article-title>
<article-title xml:lang="en"><![CDATA[Genetic diversity in accessions of 10 Mexican races of intermediate altitude maize]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez Vega]]></surname>
<given-names><![CDATA[Miriam]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Córdova Téllez]]></surname>
<given-names><![CDATA[Leobigildo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santacruz Varela]]></surname>
<given-names><![CDATA[Amalio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castillo González]]></surname>
<given-names><![CDATA[Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castañeda Saucedo]]></surname>
<given-names><![CDATA[Ma. Claudia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Robledo Paz]]></surname>
<given-names><![CDATA[Alejandrina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Méndez López]]></surname>
<given-names><![CDATA[Alonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma Agraria Antonio Narro  ]]></institution>
<addr-line><![CDATA[Saltillo Coahuila]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Texcoco ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad de Guadalajara Centro Universitario del Sur ]]></institution>
<addr-line><![CDATA[Ciudad Guzmán Jalisco]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2019</year>
</pub-date>
<volume>10</volume>
<numero>2</numero>
<fpage>253</fpage>
<lpage>264</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342019000200253&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342019000200253&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342019000200253&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La diversidad del maíz (Zea mays L.) en México es amplia y aún existe la necesidad de llevar a cabo trabajos que permitan discernir la variación dentro y entre grupos raciales y establecer colecciones de referencia racial para su entendimiento. Se valoró la diversidad morfológica de poblaciones representativas de 10 razas de maíz de México. En el ciclo primavera-verano de 2010 se establecieron experimentos con 88 accesiones representativas de las razas Bofo, Celaya, Coscomatepec, Dulce de Jalisco, Elotes Occidentales, Mushito, Palomero de Jalisco, Serrano de Jalisco, Tablilla de Ocho, y Zamorano Amarillo, en las localidades de Roque, Guanajuato y Ciudad Guzmán, Jalisco, bajo un diseño experimental de bloques incompletos, se midieron 30 caracteres morfológicos. El análisis de varianza indicó diferencias significativas entre las accesiones para todos los caracteres (variables). El análisis de repetibilidad reflejó que 16 caracteres presentaron un coeficiente &#8805;3, éstos fueron los menos afectados por el ambiente. En el análisis de componentes principales y conglomerados hubo variación dentro y entre razas, con una dispersión continua, que permitió identificar cuatro complejos raciales. El grupo I lo integraron accesiones de Bofo, el II de Celaya, el III de Dulce de Jalisco y el IV de Elotes Occidentales, las razas restantes se agregan en su mayoría en el grupo II como subgrupos. Este estudio confirmó agrupamientos de accesiones en razas bien definidas y representadas en los bancos de germoplasma. Es necesario realizar estudios más profundos en razas con pocas accesiones para lograr una mejor definición racial.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The diversity of maize (Zea mays L.) in Mexico is wide and there is still a need to carry out works that allow to discern the variation within and between racial groups and establish collections of racial reference for their understanding. The morphological diversity of representative populations of 10 mexican maize races was assessed. In the spring-summer cycle of 2010, experiments were established with 88 representative accessions of Bofo, Celaya, Coscomatepec, Dulce de Jalisco, Elotes Occidentales, Mushito, Palomero de Jalisco, Serrano de Jalisco, Tablilla de Ocho, and Zamorano Amarillo races, in the localities of Roque, Guanajuato and Ciudad Guzmán, Jalisco, under an experimental design of incomplete blocks, 30 morphological characters were measured. The analysis of variance indicated significant differences among the accessions for all the characters (variables). The repeatability analysis showed that 16 characters had a coefficient &#8805; 3.0, these were the least affected by the environment. In the analysis of main components and conglomerates, variation within and between races was observed, with a continuous dispersion, but which allowed the identification of four racial complexes. Group I was made up of accessions mainly from Bofo, Celaya II, Dulce de Jalisco III and Elotes Occidentales IV, the remaining races are mostly added in group II as subgroups. This study confirmed clustering of accessions in well-defined races and represented in germplasm banks. It is necessary to conduct deeper studies in races with few accessions to achieve a better racial definition.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[análisis multivariado]]></kwd>
<kwd lng="es"><![CDATA[caracteres morfológicos]]></kwd>
<kwd lng="es"><![CDATA[grupos raciales]]></kwd>
<kwd lng="en"><![CDATA[morphological characters]]></kwd>
<kwd lng="en"><![CDATA[multivariate analysis]]></kwd>
<kwd lng="en"><![CDATA[racial groups]]></kwd>
</kwd-group>
</article-meta>
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