<?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>0864-0394</journal-id>
<journal-title><![CDATA[Pastos y Forrajes]]></journal-title>
<abbrev-journal-title><![CDATA[Pastos y Forrajes]]></abbrev-journal-title>
<issn>0864-0394</issn>
<publisher>
<publisher-name><![CDATA[Estación Experimental de Pastos y Forrajes Indio Hatuey]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-03942019000200093</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación y selección de especies forrajeras de gramíneas y leguminosas en Nariño, Colombia]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation and selection of forage grass and legume species in Nariño, Colombia]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Portillo-López]]></surname>
<given-names><![CDATA[Paola Andrea]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Meneses-Buitrago]]></surname>
<given-names><![CDATA[Diego Hernán]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Morales-Montero]]></surname>
<given-names><![CDATA[Sonia Patricia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cadena-Guerrero]]></surname>
<given-names><![CDATA[Máryory Maricela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castro-Rincón]]></surname>
<given-names><![CDATA[Edwin]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Corporación Colombiana de Investigación Agropecuaria (AGROSAVIA) Centro de Investigación Obonuco ]]></institution>
<addr-line><![CDATA[Pasto ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>42</volume>
<numero>2</numero>
<fpage>93</fpage>
<lpage>103</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-03942019000200093&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-03942019000200093&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-03942019000200093&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Los forrajes son la alternativa de alimentación predominante dentro de los diferentes sistemas de producción ganadera en el trópico; sin embargo, a menudo presentan limitaciones en cantidad y calidad. El objetivo de este estudio fue evaluar la productividad y la calidad de 18 especies forrajeras para su uso en el trópico alto de Nariño, Colombia. Los experimentos se establecieron en dos localidades (Pasto y Sapuyes). El diseño fue de bloques completos al azar, con 18 tratamientos y tres repeticiones: diez cultivares de raigrás, tres pastos naturalizados (kikuyo, falsa poa y azul orchoro), tres leguminosas y dos forrajeras rastreras no leguminosas (llantén y achicoria). Durante las temporadas de altas y de bajas precipitaciones, se evaluaron las variables siguientes: materia seca (MS), proteína cruda (PC), fibra detergente neutra (FDN), fibra detergente ácida (FDA) y energía neta de lactancia (ENL). Durante los dos periodos de altas y bajas precipitaciones, los raigrás aubade e italiano; los cultivares perennes falsa poa, Columbia y Boxer; la leguminosa vicia y las rastreras no leguminosas achicoria y llantén mostraron los mejores valores de MS, PC, FDN, FDA y ELN en las dos localidades. La adaptación de los diferentes cultivares de raigrás es una característica que afectó la calidad de la biomasa producida.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Forages are the prevailing feeding alternative within the different livestock production systems in the tropic; nevertheless, they often show limitations in quantity and quality. The objective of this study was to evaluate the productivity and quality of 18 forage species for their use in the high tropic of Nariño, Colombia. The trials were established in two localities (Pasto and Sapuyes). The design was completely randomized blocks, with 18 treatments and three repetitions: ten ryegrass cultivars, three naturalized pastures (kikuyu, Yorkshire fog and cock&#8217;s foot), three legumes and two forage creeping non-legume plants (broadleaf plantain and common chicory). During the seasons of high and low rainfall, the following variables were evaluated: dry matter (DM), crude protein (CP), neutral detergent fiber (NDF), acid detergent fiber (ADF) and net lactation energy (NLE). During the two periods of high and low rainfall, the ryegrasses Aubade and Italiano; the perennial cultivars Yorkshire fog, Columbia and Boxer; the legume vetch and the non-legume creeping plants common chicory and broadleaf plantain showed the best CM, CP, NDF, ADF and NLE values in the two localities. The adaptation of the different ryegrass cultivars is a characteristic that affected the quality of the produced biomass.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[calidad]]></kwd>
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<kwd lng="en"><![CDATA[herbaceous plants]]></kwd>
<kwd lng="en"><![CDATA[production]]></kwd>
<kwd lng="en"><![CDATA[quality]]></kwd>
</kwd-group>
</article-meta>
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