<?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>1688-4809</journal-id>
<journal-title><![CDATA[Veterinaria (Montevideo)]]></journal-title>
<abbrev-journal-title><![CDATA[Veterinaria (Montev.)]]></abbrev-journal-title>
<issn>1688-4809</issn>
<publisher>
<publisher-name><![CDATA[Sociedad de Medicina Veterinaria del Uruguay]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1688-48092020000201301</article-id>
<article-id pub-id-type="doi">10.29155/vet.56.214.1</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Suplementación de vacas a pastoreo con ensilado de grano húmedo de maíz o concentrado comercial]]></article-title>
<article-title xml:lang="en"><![CDATA[Supplementation of grazing cows with high-moisture corn grain silage or a commercial concentrate]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendoza]]></surname>
<given-names><![CDATA[Alejandro]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Acosta¹]]></surname>
<given-names><![CDATA[Yamandú]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Nacional de Investigación Agropecuaria (INIA) Programa de Producción de Leche ]]></institution>
<addr-line><![CDATA[Estación Experimental INIA La Estanzuela, Ruta 50 km 11, 70000 Colonia Uruguay]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2020</year>
</pub-date>
<volume>56</volume>
<numero>214</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_arttext&amp;pid=S1688-48092020000201301&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_abstract&amp;pid=S1688-48092020000201301&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.edu.uy/scielo.php?script=sci_pdf&amp;pid=S1688-48092020000201301&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Se evaluó el efecto de suplementar con ensilado de grano húmedo de maíz o un concentrado comercial sobre el consumo y producción de vacas lecheras. Cuarenta vacas pastoreando una pradera sembrada fueron asignadas a los siguientes tratamientos según un diseño de bloques completos al azar durante 9 semanas: sin suplementación, suplementación con 3 o 6 kg de materia fresca de ensilado de grano húmedo de maíz, suplementación con 3 o 6 kg de materia fresca de un concentrado comercial. Aunque el consumo de pastura disminuyó al aumentar el nivel de suplementación, el consumo total de nutrientes fue mayor. La producción de leche, sólidos, y la ganancia de peso aumentó al incrementarse el nivel de suplementación. No hubo efecto del tipo de suplemento, ni interacción entre tipo de suplemento y nivel de suplementación para las variables en estudio. La suplementación de vacas a pastoreo resultó en un mejor desempeño productivo, pero el tipo de suplemento no tuvo efectos relevantes sobre la respuesta animal.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The effect of supplementation with high-moisture corn grain silage or a commercial concentrate on intake and milk production in dairy cows was evaluated. Forty cows grazing on improved pastures were assigned to five treatments according to a randomized complete block design for 9 weeks: no supplementation, supplementation with 3 or 6 kg (as fed) of high-moisture corn grain silage, supplementation with 3 or 6 kg (as fed) of a commercial concentrate. Although pasture intake decreased with increasing level of supplementation, total nutrient intake was higher. A higher milk, solids yield, and weight gain was observed with increasing level of supplementation. No effect of type of supplement or interaction between type of supplement and level of supplementation was observed for any trait. Supplementation of grazing cows resulted in a better performance, but type of supplement had no relevant effect on the animal´s response.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Producción de leche]]></kwd>
<kwd lng="es"><![CDATA[Consumo]]></kwd>
<kwd lng="es"><![CDATA[Suplementación]]></kwd>
<kwd lng="en"><![CDATA[Milk production]]></kwd>
<kwd lng="en"><![CDATA[Intake]]></kwd>
<kwd lng="en"><![CDATA[Supplementation]]></kwd>
</kwd-group>
</article-meta>
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