<?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>S2448-61322021000100128</article-id>
<article-id pub-id-type="doi">10.21929/abavet2021.41</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Factores ambientales asociados a la prevalencia de Haemonchus spp en corderos de la zona centro de Sinaloa]]></article-title>
<article-title xml:lang="en"><![CDATA[Environmental factors associated with the prevalence of Haemonchus spp in lambs from the central zone of Sinaloa]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Solis-Carrasco]]></surname>
<given-names><![CDATA[Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gaxiola-Camacho]]></surname>
<given-names><![CDATA[Soila]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Enríquez-Verdugo]]></surname>
<given-names><![CDATA[Idalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Portillo-Loera]]></surname>
<given-names><![CDATA[Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López-Valencia]]></surname>
<given-names><![CDATA[Gilberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro-del-Campo]]></surname>
<given-names><![CDATA[Nohemi]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Sinaloa Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de Baja California Instituto de Investigaciones en Ciencias Veterinarias ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>11</volume>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-61322021000100128&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-61322021000100128&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-61322021000100128&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN Los ovinos son una especie explotada en diferentes ámbitos de la producción. Estos son propensos a diferentes patógenos, destacando parásitos como Haemonchus contortus. El clima predominante y las prácticas de manejo en la crianza se consideran los principales factores que impulsan la distribución espacial y temporal del nematodo. Su distribución es mundial, ocasiona pérdidas económicas por morbilidad y mortalidad, se han reportado estudios de prevalencia en diferentes países como en India, España, Nigeria, México; por ello, el objetivo de este trabajo fue determinar los factores edafoclimáticos de las distintas zonas del municipio de Culiacán y sistema de producción que influyen en la prevalencia de Haemonchus spp en corderos. La investigación se realizó en el municipio de Culiacán, Sinaloa, México, en un periodo de un año, fue un estudio observacional, para el cual se incluyeron 23 unidades de producción ovina distribuidas en 10 sindicaturas del municipio, se realizó un muestreo por época del año colectando un total de 1520 muestras de heces procedentes de animales menores a 3 meses de edad. Las heces se procesaron individualmente por técnica de flotación. La prevalencia general fue de 13.42 %, y la época de otoño (OR 2.38 (1.69-3.34) P&lt;0.001), zona de valle (OR 2.70 (1.21-6.02); P&lt;0.016) y sistema extensivo (OR 4.81 (3.38-6.85); P&lt;0.0001) resultaron factores de riesgo asociados a la presencia del nematodo en los corderos, por lo que deben considerarse para el establecimiento de medidas preventivas y de control de la parasitosis.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT Sheep are a species exploited in different areas of production. They are prone to different pathogens, highlighting parasites such as Haemonchus contortus. The prevailing climate and husbandry management practices are considered the main factors driving the spatial and temporal distribution of the nematode. Its distribution is worldwide, causing economic losses due to morbidity and mortality, and prevalence studies have been reported in different countries such as India, Spain, Nigeria, and Mexico; therefore, the aim of this study was to determine the edaphoclimatic factors of different zones from Culiacan municipality and the production system that influence the prevalence of Haemonchus spp. in lambs. The research was carried out in Culiacan municipality, Sinaloa, Mexico, over a period of one year. It was an observational study, which included 23 sheep production units distributed in 10 districts of the municipality, with a total of 1520 samples of feces from animals under 3 months of age. Feces were processed individually by flotation technique. The overall prevalence was 13.42 %, and the autumn season (OR 2.38 (1.69-3.34) P&lt;0.001), valley zone (OR 2.70 (1.21-6.02); P&lt;0.016) and extensive system (OR 4.81 (3.38-6.85); P&lt;0.0001) were risk factors associated with the presence of the nematode in lambs, so they should be considered for the establishment of preventive measures and control of parasitosis.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Haemonchus]]></kwd>
<kwd lng="es"><![CDATA[prevalencia]]></kwd>
<kwd lng="es"><![CDATA[ovinos]]></kwd>
<kwd lng="es"><![CDATA[factor de riesgo]]></kwd>
<kwd lng="es"><![CDATA[nematodo gastrointestinal]]></kwd>
<kwd lng="en"><![CDATA[Haemonchus]]></kwd>
<kwd lng="en"><![CDATA[prevalence]]></kwd>
<kwd lng="en"><![CDATA[sheep]]></kwd>
<kwd lng="en"><![CDATA[risk factor]]></kwd>
<kwd lng="en"><![CDATA[gastrointestinal nematode]]></kwd>
</kwd-group>
</article-meta>
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