<?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>S2007-11242018000100105</article-id>
<article-id pub-id-type="doi">10.22319/rmcp.v9i1.4332</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Composición química y degradaciones in vitro de vainas y hojas de leguminosas arbóreas del trópico seco de México]]></article-title>
<article-title xml:lang="en"><![CDATA[Chemical composition and in vitro degradations of pods and leaves of legumes trees of Mexican dry tropic]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Morales]]></surname>
<given-names><![CDATA[Jahdai]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Santillán]]></surname>
<given-names><![CDATA[Paulino]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres-Salado]]></surname>
<given-names><![CDATA[Nicolás]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Herrera-Pérez]]></surname>
<given-names><![CDATA[Jerónimo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojas-García]]></surname>
<given-names><![CDATA[Adelaido R.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Reyes-Vázquez]]></surname>
<given-names><![CDATA[Iván]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendoza-Núñez]]></surname>
<given-names><![CDATA[Mario A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Guerrero Licenciatura en Medicina Veterinaria y Zootecnia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Autónoma de Guerrero Facultad de Medicina Veterinaria y Zootecnia No. 2 ]]></institution>
<addr-line><![CDATA[ Guerrero]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Throw Nutrition  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2018</year>
</pub-date>
<volume>9</volume>
<numero>1</numero>
<fpage>105</fpage>
<lpage>120</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-11242018000100105&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-11242018000100105&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-11242018000100105&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Las vainas y las hojas de leguminosas arbóreas se usan como suplemento alimenticio para disminuir las deficiencias de nitrógeno que presentan los pastos en el trópico seco. El objetivo fue caracterizar la composición química y las degradaciones in vitro de las vainas de Leucaena leucocephala, Enterolobium cyclocarpum, Samanea saman, Acacia cochliacantha, Guazuma ulmifolia y las hojas de L. leucocephala y G. ulmifolia. Se determinó el contenido de materia seca, proteína cruda (PC), cenizas, fibra detergente neutro (FDN), fibra detergente ácido (FDA), ácidos grasos volátiles, concentración de bacterias totales, degradación de materia seca (DEGMS) y degradación de fibra detergente neutro (DEGFDN). El análisis estadístico fue un diseño completamente al azar. La vaina de E. cyclocarpum (19.50 %), la vaina (19.83 %) y la hoja (21.57 %) de L. leucocephala tuvieron los mayores contenidos de PC. La vaina de E. cyclocarpum presentó 28.38 % de FDN. La hoja de L. leucocephala (24.22 %) y las vainas de S. saman (25.06 %) y E. cyclocarpum (20.40 %) presentaron los menores contenidos de FDA (P&lt;0.05). Las vainas de E. cyclocarpum (73.06 y 38.68 %) y S. saman (66.01 y 35.86 %) cuantificaron las mayores (P&lt;0.05) DEGMS y DEGFDN. Por tanto, las vainas de E. cyclocarpum y S. saman son una alternativa viable para la alimentación de rumiantes en el trópico seco dadas sus características químicas y fermentativas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Pods and leaves of legumes trees are used as feed supplements, these are used to diminish the deficiency of nitrogen present in pastures in the dry tropic. The objective was to characterize the chemical composition and the in vitro degradations of pods of Leucaena leucocephala, Enterolobium cyclocarpum, Samanea saman, Acacia cochliacantha, Guazuma ulmifolia and leaves of L. leucocephala and G. ulmifolia. Dry matter, crude protein (CP), neutral detergent fiber (NDF), acid detergent fiber (ADF), dry matter degradation (DMDEG), neutral detergent fiber degradation (NDFDEG), volatile fatty acids, ashes and total concentration of bacteria, were determined. The experimental design was completely randomized. The pod of E. cyclocarpum (19.50 %), the pods (19.83 %) and leaves (21.57 %) of L. Leucocephala had the highest content of CP. The E. cyclocarpum pod presented 28.38 % of NDF. The leaf of L. leucocephala (24.22 %) and the pods of S. saman (25.06 %) and E. cyclocarpum (20.40 %) had the lowest contents of ADF (P&lt;0.05). E. cyclocarpum (73.06 and 38.68 %) and S. saman (66.01 and 35.86 %) pods quantified the highest DMDEG and NDFDEG (P&lt;0.05). Therefore, the pods of E. cyclocarpum and S. saman are a viable alternative for feeding ruminants in the dry tropic given their chemical and fermentative characteristics.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Leguminosas]]></kwd>
<kwd lng="es"><![CDATA[Bromatológico]]></kwd>
<kwd lng="es"><![CDATA[Degradación]]></kwd>
<kwd lng="es"><![CDATA[Suplementación]]></kwd>
<kwd lng="es"><![CDATA[Trópico seco]]></kwd>
<kwd lng="es"><![CDATA[Fermentativas]]></kwd>
<kwd lng="en"><![CDATA[Legumes]]></kwd>
<kwd lng="en"><![CDATA[Bromatological]]></kwd>
<kwd lng="en"><![CDATA[Degradation]]></kwd>
<kwd lng="en"><![CDATA[Dry tropic]]></kwd>
<kwd lng="en"><![CDATA[Fermentative]]></kwd>
<kwd lng="en"><![CDATA[Supplementation]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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