<?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>S2007-09342018000601217</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v9i6.1586</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Comportamiento de mestizos de maíz en tres localidades del centro de México]]></article-title>
<article-title xml:lang="en"><![CDATA[Behavior of mestizos of corn in three localities of the center of Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velázquez-Cardelas]]></surname>
<given-names><![CDATA[Gustavo Adrián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Huerta]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez-López]]></surname>
<given-names><![CDATA[Delfina de Jesús]]></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-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma del Estado de México Programa de maestría y doctorado en Ciencias Agropecuarias y Recursos Naturales ]]></institution>
<addr-line><![CDATA[El Cerrillo Piedras Blancas Toluca]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro de Investigación y Estudios Avanzados en Fitomejoramiento Facultad de Ciencias Agrícolas ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af3">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2018</year>
</pub-date>
<volume>9</volume>
<numero>6</numero>
<fpage>1217</fpage>
<lpage>1230</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342018000601217&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342018000601217&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342018000601217&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Para saber si existen alelos útiles en maíces nativos para su utilización en un nuevo programa por hibridación se evaluaron 52 mestizos formados con 26 colectas del Estado de México y Tlaxcala y dos cruzas simples del CIMMYT (CML246xCML242) y (CML457xCML459). Se incluyeron como testigos a H-40, tres híbridos experimentales y ambos probadores. El material genético fue evaluado en campo en una serie de experimentos en bloques completos al azar con dos repeticiones por sitio. Se registró rendimiento de grano (REND), vigor inicial (VIG), floraciones masculinas (DFM) y femenina (DFF), alturas de planta (ALP) y mazorca (ALM), aspectos de planta (ASP) y mazorca (ASM) y porcentajes de acame (PACA), ahijamiento (PHI), pudrición de mazorca (PMP) y plantas cuatas (PPC). Para tratamientos se determinaron diferencias altamente significativas en todas las variables. Entre hembras probadoras hubo diferencias altamente significativas para la mayoría de las variables, indicando que el comportamiento medio de cada mestizo se debió al aporte genético de una u otra de éstas. Entre criollos existieron diferencias altamente significativas en todas las variables, excepto en ASP y PACA, por lo que los maíces nativos tuvieron un comportamiento diferente en sus respectivos mestizos y existe diversidad genética entre ellos que puede aprovecharse en un nuevo programa de fitomejoramiento basado en hibridación. Los maíces nativos que formaron los mestizos con mayor rendimiento de grano fueron 22, 21, 9, 14, 20 y 26. Otras características importantes fueron porcentajes de acame y de pudrición de mazorca.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract To find out if there are useful alleles in native maize for use in a new hybridization program, 52 mestizos trained with 26 collections from the states of Mexico and Tlaxcala and two simple crosses from CIMMYT (CML246xCML242) and (CML457xCML459) were evaluated. They were included as controls to H-40, three experimental hybrid and both testers. The genetic material was evaluated in the field in a series of experiments in randomized complete blocks with two repetitions per site. The grain yield (REND), initial vigor (VIG), male flowering (DFM) and feminine (DFF), plant height (ALP) and cob (ALM), plant (ASP) and cob (ASM) aspects were recorded and percentages of lodging (PACA), tillering (PHI), cob rot (PMP) and twin plants (PPC). For treatments, highly significant differences were determined in all the variables. Among females, there were highly significant differences for most of the variables, indicating that the average behavior of each mestizo was largely due to the genetic contribution of one or the other of these. Among creoles there were highly significant differences in all the variables, except in ASP and PACA, so the native maize had a different behavior in their respective mestizos and there is genetic diversity among them that can be used in a new breeding program based on hybridization. The native maizes that formed the mestizos with the highest yield of grain were 22, 21, 9, 14, 20 and 26. Other important characteristics were percentages of lodging and cob rot.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Zea mays L.]]></kwd>
<kwd lng="es"><![CDATA[cruza línea x probador]]></kwd>
<kwd lng="es"><![CDATA[maíces nativos]]></kwd>
<kwd lng="es"><![CDATA[Meseta Central Mexicana]]></kwd>
<kwd lng="es"><![CDATA[mestizos sobresalientes]]></kwd>
<kwd lng="en"><![CDATA[Zea mays L.]]></kwd>
<kwd lng="en"><![CDATA[Central Mexican Plateau]]></kwd>
<kwd lng="en"><![CDATA[crosses line x tester]]></kwd>
<kwd lng="en"><![CDATA[native maize]]></kwd>
<kwd lng="en"><![CDATA[outstanding mestizos]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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