<?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>2477-8850</journal-id>
<journal-title><![CDATA[Siembra ]]></journal-title>
<abbrev-journal-title><![CDATA[Siembra]]></abbrev-journal-title>
<issn>2477-8850</issn>
<publisher>
<publisher-name><![CDATA[Universidad Central del Ecuador]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2477-88502024000100008</article-id>
<article-id pub-id-type="doi">10.29166/siembra.v11i1.4493</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Plan piloto para el mejoramiento de la calidad nutricional y conteo de células somáticas de leche bovina, producida por pequeños productores de la provincia de Pichincha-Ecuador, aplicando un programa de capacitación]]></article-title>
<article-title xml:lang="en"><![CDATA[Pilot plan to improve the nutritional quality and somatic cell count of bovine milk produced by small producers in the Province of Pichincha-Ecuador, applying a training program]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Puga-Torres]]></surname>
<given-names><![CDATA[Byron]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Meneses Cunama]]></surname>
<given-names><![CDATA[Dennisse Carolina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Meneses Pineda]]></surname>
<given-names><![CDATA[James Orlando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montenegro Almeida]]></surname>
<given-names><![CDATA[María Carolina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales Pérez]]></surname>
<given-names><![CDATA[Ismael Demóstenes]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Guanoluisa Vargas]]></surname>
<given-names><![CDATA[César Raúl]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villarreal]]></surname>
<given-names><![CDATA[Tania]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Central del Ecuador Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Quito Pichincha]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Central del Ecuador Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Quito Pichincha]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Central del Ecuador Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Quito Pichincha]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Central del Ecuador Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Quito Pichincha]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af5">
<institution><![CDATA[,Universidad Central del Ecuador Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Quito Pichincha]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af6">
<institution><![CDATA[,Universidad Central del Ecuador Facultad de Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[Quito Pichincha]]></addr-line>
<country>Ecuador</country>
</aff>
<aff id="Af7">
<institution><![CDATA[,Gobierno Autónomo Descentralizado de la Provincia de Pichincha  ]]></institution>
<addr-line><![CDATA[Quito Pichincha]]></addr-line>
<country>Ecuador</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<volume>11</volume>
<numero>1</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.senescyt.gob.ec/scielo.php?script=sci_arttext&amp;pid=S2477-88502024000100008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.senescyt.gob.ec/scielo.php?script=sci_abstract&amp;pid=S2477-88502024000100008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.senescyt.gob.ec/scielo.php?script=sci_pdf&amp;pid=S2477-88502024000100008&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La producción láctea en Ecuador es una fuente de ingresos económicos para muchos pequeños y medianos productores; sin embargo, la falta de asesoría técnica conlleva a que tengan problemas en la calidad de la leche y se vea afectado su volumen de producción, por lo que la presente investigación tuvo como finalidad realizar un plan piloto para el mejoramiento de la calidad de leche producida por 57 pequeños productores de diferentes parroquias de los cantones Quito, Rumiñahui y San Miguel de los Bancos de la provincia de Pichincha, mediante un plan de capacitación en buenas prácticas de ordeño y estrategias de alimentación. Se realizaron 2 muestreos iniciales (entre octubre y noviembre de 2021), previo a la capacitación, y 2 muestreos finales (en junio de 2022) para medir el impacto de estas. Se recolectaron 1.273 muestras, donde solamente el 4,02 % (52/1.273) de las mismas, cumplen con los valores referenciales de la normativa nacional, mientras que el 95,98 % (1.243/1.273) no cumple con alguno de los parámetros evaluados; sin embargo, la gran mayoría de dicha leche sí es apta para el consumo humano, pero requiere ser mejorada en su calidad nutricional. Se logró disminuir considerablemente (aunque no estadísticamente) el conteo de células somáticas, de un promedio inicial de 623.530 CS ml-1 a 365.660 CS ml-1 luego de la capacitación, siendo correlacionado con el aumento significativo del porcentaje de lactosa entre el muestreo inicial y el final; también existió diferencias significativas en el porcentaje de grasa y sólidos totales, aunque en estos dos casos disminuyeron sus valores luego de la capacitación (grasa de 2,58 % en el muestreo inicial a 2,10 % en el final y sólidos totales de 11,44 % a 11,00 %). El resto de los parámetros no mostraron diferencias significativas entre los muestreos. Se concluye que la capacitación fue beneficiosa, pues la disminución considerable del conteo de células somáticas aumentó el volumen de producción de leche de los pequeños productores y, por ende, sus ingresos económicos. Para el resto de los parámetros se recomienda reforzar las capacitaciones de nutrición, alimentación, manejo de pasturas, etc., para incrementar sus valores, así como mantener constantes programas de capacitación a los productores, apoyados desde la academia, la empresa privada y entidades públicas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Dairy production in Ecuador is a source of economic income for many small and medium producers, however the lack of technical advice leads to problems in the quality of milk, and affects their production volume. The purpose of this investigation was to conduct a pilot plan to improve the quality of milk produced by 57 small producers from different parishes of the cantons of Quito, Rumiñahui and San Miguel de los Bancos in the province of Pichincha, through a training plan in good milking practices and feeding strategies. Two initial samplings were carried out (between October and November 2021) prior to the training, and two final samplings (in June 2022) to measure the impact of the training. A total of 1.273 samples were collected, of these only 4.02 % (52/1273) (of the samples) complied with the reference values of the national regulations, while 95.98 % (1243/1273) did not comply with any of the evaluated parameters; however, the vast majority of the milk is suitable for human consumption, yet its nutritional quality needs to be improved. We were able to reduce considerably (although not statistically) the somatic cell count (SC, from an initial average of 623530 CS ml-1 to 365660 CS ml-1 after training, being correlated with the significant increase in the percentage of lactose between the initial and final sampling; there were also significant differences in the percentage of fat and total solids, although in these two cases their values decreased after training (fat from 2.58 % in the initial sampling to 2.10 % in the final sampling and total solids of 11, 44 % to 11.00 %);showed no significant differences between samples. It is concluded that the training was beneficial since the considerable decrease in the somatic cell count increased the volume of milk production of the small producers, and therefore their economic income. For the rest of the parameters, it is recommended to reinforce training in nutrition, feeding, pasture management, etc., in order to increase their values, as well as to maintain constant training programs for producers, supported by academia, private and public entities.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[leche]]></kwd>
<kwd lng="es"><![CDATA[calidad]]></kwd>
<kwd lng="es"><![CDATA[capacitación]]></kwd>
<kwd lng="es"><![CDATA[Pichincha]]></kwd>
<kwd lng="en"><![CDATA[milk]]></kwd>
<kwd lng="en"><![CDATA[quality]]></kwd>
<kwd lng="en"><![CDATA[training]]></kwd>
<kwd lng="en"><![CDATA[Pichincha]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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