<?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>2448-6132</journal-id>
<journal-title><![CDATA[Abanico veterinario]]></journal-title>
<abbrev-journal-title><![CDATA[Abanico vet]]></abbrev-journal-title>
<issn>2448-6132</issn>
<publisher>
<publisher-name><![CDATA[Sergio Martínez González]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2448-61322023000100108</article-id>
<article-id pub-id-type="doi">10.21929/abavet2023.21</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efecto de la estacionalidad sobre la calidad seminal de sementales Cuarto de Milla]]></article-title>
<article-title xml:lang="en"><![CDATA[Effect of seasonality on the seminal quality of Quarter horse stallions]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Díaz-Rojas]]></surname>
<given-names><![CDATA[Edgar]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Carrillo-Moreno]]></surname>
<given-names><![CDATA[Dalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Contreras-Villarreal]]></surname>
<given-names><![CDATA[Viridiana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arellano-Rodríguez]]></surname>
<given-names><![CDATA[Fernando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alvarado-Espino]]></surname>
<given-names><![CDATA[Alan]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ángel-García]]></surname>
<given-names><![CDATA[Oscar]]></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[Torreón Coahuila]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma Agraria Antonio Narro  ]]></institution>
<addr-line><![CDATA[Torreón Coahuila]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma Agraria Antonio Narro  ]]></institution>
<addr-line><![CDATA[Torreón Coahuila]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>13</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-61322023000100108&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-61322023000100108&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-61322023000100108&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN El objetivo fue evaluar la influencia de las épocas del año sobre la calidad seminal de caballos Cuarto de Milla. Se utilizaron 12 sementales con edad de 9 a 12 años, se utilizó una vagina artificial Colorado para la recolección de semen, inmediatamente se evaluó la motilidad, concentración y volumen, se consideró como primavera (20 de marzo- 21 de junio); verano (22 de junio- 23 de septiembre); otoño (24 de septiembre- 21 de diciembre); invierno (22 de diciembre- 19 de marzo). Los parámetros no mostraron diferencia significativa en volumen (P&gt;0.05) entre estaciones. Sin embargo, hubo diferencia entre los meses de mayo (81.1±15.2) vs febrero (46.6±2.8), en motilidad espermática fue mayor (P&lt;0.05) en verano (85.6±2.6) vs invierno (71.5±19.0), la concentración espermática 10x6 fue significativamente mayor (P&lt;0.05) en verano (269.8±51.4) vs invierno (207.9±80.4). Estos resultados permiten concluir que la estación del año tiene influencia sobre la calidad seminal. Por lo cual al implementar biotecnologías reproductivas en el Norte de México podemos utilizar el semen equino de sementales Cuarto de Milla, preferentemente obtenido en la época con mayor producción y calidad seminal.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT The objective was to evaluate the influence of the year seasons on the seminal quality of Quarter Horses. 12 stallions aged 9 to 12 years were used, a Colorado artificial vagina was used for semen collection, motility, concentration and volume were immediately evaluated, it was considered as spring (March 20-June 21); summer (June 22-September 23); autumn (September 24-December 21) and winter (December 22- March 19). The parameters showed no significant difference in volume (P&gt;0.05) between stations. However, there was a difference between the months of May (81.1±15.2) vs February (46.6±2.8), in sperm motility it was higher (P&lt;0.05) in summer (85.6±2.6) vs winter (71.5±19.0), the sperm concentration 10x6 was significantly higher (P&lt;0.05) in summer (269.8±51.4) vs winter (207.9±80.4). These results us to conclude that the season of the year has an influence on semen quality. Therefore, when implementing reproductive biotechnologies in the north of México, we can use the equine semen of Quarter horse stallions, preferably obtained at the time with the highest production and seminal quality.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[época del año]]></kwd>
<kwd lng="es"><![CDATA[sementales]]></kwd>
<kwd lng="es"><![CDATA[calidad seminal]]></kwd>
<kwd lng="en"><![CDATA[time of year]]></kwd>
<kwd lng="en"><![CDATA[stallions]]></kwd>
<kwd lng="en"><![CDATA[seminal quality]]></kwd>
</kwd-group>
</article-meta>
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