<?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>S2007-11242015000400453</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Rendimiento y valor nutritivo de leguminosas forrajeras en dos épocas del año y cuatro edades de rebrote]]></article-title>
<article-title xml:lang="en"><![CDATA[Yield and nutritive value of forage legumes in two seasons and four regrowth stages]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[García-Ferrera]]></surname>
<given-names><![CDATA[Lidia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bolaños-Aguilar]]></surname>
<given-names><![CDATA[Eduardo Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramos-Juárez]]></surname>
<given-names><![CDATA[Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Osorio Arce]]></surname>
<given-names><![CDATA[Mario]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Lagunes-Espinoza]]></surname>
<given-names><![CDATA[Luz del Carmen]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colegio de Postgraduados Campus Tabasco ]]></institution>
<addr-line><![CDATA[ Tabasco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias Campo Experimental Huimanguillo ]]></institution>
<addr-line><![CDATA[ Tabasco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,CP Área de Ciencia Animal ]]></institution>
<addr-line><![CDATA[ Tabasco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,CP Área de Ciencia Vegetal ]]></institution>
<addr-line><![CDATA[ Tabasco]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2015</year>
</pub-date>
<volume>6</volume>
<numero>4</numero>
<fpage>453</fpage>
<lpage>468</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242015000400453&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242015000400453&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242015000400453&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El efecto de edad de rebrote (21, 42, 63 y 84 días) sobre el rendimiento de materia seca (RMS), proporción de hoja (PH) y valor nutritivo de cacahuatillo (Arachis pintoi), stylo (Stylosanthes guianensis), clitoria (Clitoria ternatea) y kudzú (Pueraria phaseoloides), se evaluó durante la época seca (marzo-mayo) y lluviosa (junio-agosto) de 2013. El RMS y la fibra detergente neutro (FDN) se incrementaron con la edad, mientras que la PH, proteína (CP) y degradabilidad disminuyeron. Cacahuatillo y stylo registraron los RMS más altos en las dos épocas; en promedio 5.5 y 7.5 t ha-1 a los 84 días en época seca y lluviosa, respectivamente. En ambas épocas, la mayor y menor PH fueron para cacahuatillo y stylo, respectivamente. En CP, clitoria y cacahuatillo presentaron las mayores en ambas épocas; superiores a 140 g kg-1 MS aún a 84 días de edad. No se observó variación significativa en CP a partir de los 42 días en las especies. A los 21 días, stylo (704.7 g kg-1 MS) en la época seca y kudzú (658.4 g kg-1 MS) en la época lluviosa presentaron la mayor FDN. No hubo diferencias entre especies a partir de los 42 días. Cacahuatillo tuvo la mayor degradabilidad (&gt;700 g kg-1 MS) durante su crecimiento en ambas épocas. En clitoria, stylo y kudzú sólo fue superior a 700 g kg-1 MS a los 21 días, pero desde los 42 días de edad, la degradabilidad disminuyó. En conclusión, la edad de rebrote que integra mayor RMS y valor nutritivo es la de 42 días en las leguminosas evaluadas, independientemente de la época del año.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The effect of age of regrowth (21, 42, 63 and 84 d) on the dry matter yield (DMY), leaf proportion (LP) and nutritive value of cacahuatillo (Arachis pintoi), stylo (Stylosanthes guianensis), clitoria (Clitoria ternatea) and kudzu (Pueraria phaseoloides) was evaluated during the dry season (March-May) and rainy (June-August) of 2013. The DMY and neutral detergent fiber (NDF) increased with age, while the LP, protein (CP) and degradability decreased. Stylo and cacahuatillo recorded the highest DMY in both seasons; on average 5.5 and 7.5 t ha-1 at 84 d in dry and rainy season respectively. In both seasons, the highest and lowest LP were for cacahuatillo and stylo, respectively. High CP was recorded by clitoria and cacahuatillo in both seasons; greater than 14 g kg-1 DM even 84 d old. No significant variation was observed in CP from 42 d in the species. At 21 d, stylo (704.7 g kg-1 DM) in the dry season and kudzu (658.4 g kg-1 DM) in the rainy season had the largest NDF. There were no differences between species from 42 d. Cacahuatillo had the highest degradability (&gt;700 g kg-1 DM) during its growth in both seasons. In clitoria, stylo and kudzu was just above 700 g kg-1 DM at 21 d, but from 42 d of age, degradability decreased. In conclusion, the age of regrowth that integrates DMY and better nutritional value is 42 d old in the legumes evaluated, regardless of the season of year.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Arachis pintoi]]></kwd>
<kwd lng="es"><![CDATA[Stylosanthes guianensis]]></kwd>
<kwd lng="es"><![CDATA[Clitoria ternatea]]></kwd>
<kwd lng="es"><![CDATA[Pueraria phaseoloides]]></kwd>
<kwd lng="es"><![CDATA[Proteína]]></kwd>
<kwd lng="es"><![CDATA[Degradabilidad]]></kwd>
<kwd lng="es"><![CDATA[Fibra detergente neutro]]></kwd>
<kwd lng="en"><![CDATA[Arachis pintoi]]></kwd>
<kwd lng="en"><![CDATA[Stylosanthes guianensis]]></kwd>
<kwd lng="en"><![CDATA[Clitoria ternatea]]></kwd>
<kwd lng="en"><![CDATA[Pueraria phaseoloides]]></kwd>
<kwd lng="en"><![CDATA[Protein]]></kwd>
<kwd lng="en"><![CDATA[Degradability]]></kwd>
<kwd lng="en"><![CDATA[Neutral detergent fiber]]></kwd>
</kwd-group>
</article-meta>
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