<?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>2007-1124</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias pecuarias]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. mex. de cienc. pecuarias]]></abbrev-journal-title>
<issn>2007-1124</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-11242023000300556</article-id>
<article-id pub-id-type="doi">10.22319/rmcp.v14i3.6247</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efectos genéticos aditivos y no aditivos para características reproductivas en dialelo Holstein-Suizo Pardo en clima subtropical húmedo]]></article-title>
<article-title xml:lang="en"><![CDATA[Additive and non-additive genetic effects for reproductive traits in a Holstein- Brown Swiss diallel in humid subtropical climate]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García Bravo]]></surname>
<given-names><![CDATA[Luis Adrián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Vega-Murillo]]></surname>
<given-names><![CDATA[Vicente Eliezer]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villagómez-Cortes]]></surname>
<given-names><![CDATA[José Alfredo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Zárate-Martínez]]></surname>
<given-names><![CDATA[Juan Prisciliano]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Leyva-Ovalle]]></surname>
<given-names><![CDATA[Otto Raúl]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Calderón Robles]]></surname>
<given-names><![CDATA[René Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ríos-Utrera]]></surname>
<given-names><![CDATA[Ángel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montaño Bermúdez]]></surname>
<given-names><![CDATA[Moisés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Velázquez]]></surname>
<given-names><![CDATA[Guillermo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Veracruzana Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales Agrícolas y Pecuarias  ]]></institution>
<addr-line><![CDATA[ Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Veracruzana Facultad de Ciencias Biológicas y Agropecuarias ]]></institution>
<addr-line><![CDATA[Veracruz Ver]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias Sitio Experimental Las Margaritas ]]></institution>
<addr-line><![CDATA[ Puebla]]></addr-line>
<country>México</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias CENID Fisiología y Mejoramiento Animal ]]></institution>
<addr-line><![CDATA[ Querétaro]]></addr-line>
<country>México</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias Campo Experimental Santiago Ixcuintla ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2023</year>
</pub-date>
<volume>14</volume>
<numero>3</numero>
<fpage>556</fpage>
<lpage>571</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242023000300556&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242023000300556&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242023000300556&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El cruzamiento permite aprovechar las diferencias genéticas aditivas entre razas, también permiten hacer uso de la heterosis y de la complementariedad. Por lo tanto, se necesita generar información de la eficacia de las cruzas en comparación con las razas puras, bajo las condiciones de interés. El objetivo fue cuantificar el impacto de los efectos genéticos aditivos y no aditivo para días a primer estro (DPE), días a primer servicio (DPS), días abiertos (DA), servicios por concepción (SPC), intervalo entre partos (IP) y duración de la gestación (DG). Se utilizó la información productiva y genealógica de hembras provenientes de un dialelo entre Holstein (HO) y Suizo Pardo (SP), un total de 148 vacas de las razas HO (n=43), SP (n=64) y sus cruzas reciprocas HO-SP (n=20) y SP-HO (n=21). Se utilizaron contrastes para estimar la heterosis individual y las diferencias entre los efectos genéticos directos y entre los efectos genéticos maternos con base en los modelos de Dickerson. Los resultados mostraron que la heterosis y las diferencias entre los efectos maternos no fueron significativos (P&gt;0.05) para ninguna de las características estudiadas. Las diferencias entre efectos genéticos directos solo fueron importantes (P&lt;0.05) para SPC y DG. En conclusión, la heterosis generada por el cruzamiento entre HO y SP no influyó sobre la eficiencia reproductiva de las hembras. Los efectos maternos no fueron diferentes entre HO y SP. Los efectos genéticos directos para SPC y DG favorecieron a la raza SP.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Crossbreeding allows taking advantage of additive genetic differences between breeds, they also allow making use of heterosis and complementarity. Therefore, it is necessary to generate information on the efficacy of crosses compared to pure breeds under the conditions of interest. The objective was to quantify the impact of additive and non-additive genetic effects for days to first estrus (DFE), days to first service (DFS), days open (DO), services per conception (SPC), calving interval (CI) and gestation length (GL). The productive and genealogical information of females from a diallel between Holstein (HO) and Brown Swiss (BS), a total of 148 cows of the breeds HO (n=43), BS (n=64) and their reciprocal crosses HO-BS (n=20) and BS-HO (n=21), was used. Contrasts were used to estimate individual heterosis and differences between direct genetic effects and between maternal genetic effects based on Dickerson models. The results showed that heterosis and differences between maternal effects were not significant (P&gt;0.05) for any of the traits studied. Differences between direct genetic effects were only important (P&lt;0.05) for SPC and GL. In conclusion, the heterosis generated by the crossbreeding between HO and BS did not influence the reproductive efficiency of females. Maternal effects were not different between HO and BS. Direct genetic effects for SPC and GL favored the BS breed.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Bovino]]></kwd>
<kwd lng="es"><![CDATA[Cruzamiento dialélico]]></kwd>
<kwd lng="es"><![CDATA[Efecto genético directo]]></kwd>
<kwd lng="es"><![CDATA[Heterosis]]></kwd>
<kwd lng="es"><![CDATA[Modelos estadísticos]]></kwd>
<kwd lng="es"><![CDATA[Modelos lineales]]></kwd>
<kwd lng="es"><![CDATA[Parámetros reproductivos]]></kwd>
<kwd lng="es"><![CDATA[Características reproductivas]]></kwd>
<kwd lng="en"><![CDATA[Bovine]]></kwd>
<kwd lng="en"><![CDATA[Diallel crossbreeding]]></kwd>
<kwd lng="en"><![CDATA[Direct genetic effect]]></kwd>
<kwd lng="en"><![CDATA[Heterosis]]></kwd>
<kwd lng="en"><![CDATA[Statistical models]]></kwd>
<kwd lng="en"><![CDATA[Linear models]]></kwd>
<kwd lng="en"><![CDATA[Reproductive parameters]]></kwd>
<kwd lng="en"><![CDATA[Reproductive traits]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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