<?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>S2007-11242021000300932</article-id>
<article-id pub-id-type="doi">10.22319/rmcp.v12i3.5178</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación de las condiciones predisponentes a enfermedades en granjas porcinas a pequeña escala en un ambiente urbano en el noroeste de la Ciudad de México]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of disease-predisposing conditions in small-scale swine farms in an urban environment in northwestern Mexico City]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez Gamba]]></surname>
<given-names><![CDATA[Roberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramírez Hernández]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Facultad de Medicina Veterinaria y Zootecnia Departamento de Medicina y Zootecnia de Cerdos]]></institution>
<addr-line><![CDATA[ Ciudad de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2021</year>
</pub-date>
<volume>12</volume>
<numero>3</numero>
<fpage>932</fpage>
<lpage>943</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242021000300932&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242021000300932&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242021000300932&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El objetivo del trabajo fue desarrollar y aplicar un instrumento para identificar las condiciones predisponentes a la presentación de enfermedades en 12 granjas porcinas a pequeña escala en un ambiente urbano. Se analizó el porcentaje de puntos negativos obtenidos de manera general y por tipo de granja en función a su producción, engorda (T1) o ciclo completo (T2), donde el mayor porcentaje fue para T1 (50 %) y para T2 (66.0 %). Del mismo modo se analizaron los datos para comparar a las granjas T1 y las T2 en relación con los porcentajes de cada sección que integra la encuesta, donde solo se encontró diferencia en la sección &#8220;estado de salud&#8221; (P&lt;0.0001). La relación entre la densidad de población por m2 con respecto al porcentaje máximo de puntos alcanzados por granjas, no mostró diferencia (R  2 , 0.03; P=0.854). No se encontró correlación entre el porcentaje de puntos obtenidos con el número de animales (R  2 , 0.13; P=0.722). En relación al porcentaje promedio por sección por tamaño de la población, solo se detectó diferencia en la sección &#8220;alimentación&#8221; (P&lt;0.0006), indicando que las granjas con 10 a 40 cerdos obtuvieron menos puntos en esta sección. Se concluye que la metodología para la evaluación de las condiciones predisponentes a enfermedades en este tipo de granjas resultó ser aplicable. Se determinó que el tamaño de las granjas y la densidad de población, no son un factor predisponente en estas granjas, pero las condiciones predisponentes a la presentación de enfermedades difieren entre granjas de ciclo completo y engorda.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The objective of the work was to develop and apply an instrument to identify the predisposing conditions to the occurrence of diseases in 12 small-scale swine farms in an urban environment. The percentage of negative points obtained in general and by type of farm was analyzed according to its production, fattening (T1) or full cycle (T2), where the highest percentage was for T1 (50 %) and for T2 (66.0 %). Likewise, the data were analyzed to compare the farms T1 and T2 in relation to the percentages of each section that makes up the survey, where only a difference in the &#8220;health state&#8221; section (P&lt;0.0001) was found. The relationship between the population density per m2 with respect to the maximum percentage of points reached by farms showed no difference (R  2 , 0.03; P=0.854). No correlation was found between the percentage of points obtained with the number of animals (R  2 , 0.13; P=0.722). In relation to the average percentage per section by population size, only a difference in the &#8220;feeding&#8221; section (P&lt;0.0006) was detected, indicating that farms with 10 to 40 swine obtained fewer points in this section. It is concluded that the methodology for the evaluation of conditions predisposing to diseases in this type of farms proved to be applicable. It was determined that farm size and population density are not a predisposing factor in these farms, but the predisposing conditions to the occurrence of diseases differ between full-cycle and fattening farms.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cerdos]]></kwd>
<kwd lng="es"><![CDATA[Enfermedades]]></kwd>
<kwd lng="es"><![CDATA[Porcicultura urbana]]></kwd>
<kwd lng="en"><![CDATA[Swine]]></kwd>
<kwd lng="en"><![CDATA[Diseases]]></kwd>
<kwd lng="en"><![CDATA[Urban swine farming]]></kwd>
</kwd-group>
</article-meta>
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