<?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>2007-0934</journal-id>
<journal-title><![CDATA[Revista mexicana de ciencias agrícolas]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Cienc. Agríc]]></abbrev-journal-title>
<issn>2007-0934</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-09342016000801787</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Rehabilitación de una pradera de pasto Insurgente con diferentes métodos de manejo]]></article-title>
<article-title xml:lang="en"><![CDATA[Rehabilitation of palisade grass meadow with different management methods]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Martínez-Méndez]]></surname>
<given-names><![CDATA[Daniel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Enríquez-Quiroz]]></surname>
<given-names><![CDATA[Javier Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortega-Jiménez]]></surname>
<given-names><![CDATA[Eusebio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Esqueda-Esquivel]]></surname>
<given-names><![CDATA[Valentín A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Garay]]></surname>
<given-names><![CDATA[Alfonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escalante-Estrada]]></surname>
<given-names><![CDATA[J. Alberto S.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,INIFAP  ]]></institution>
<addr-line><![CDATA[ Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Veracruz Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,INIFAP  ]]></institution>
<addr-line><![CDATA[ Veracruz]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2016</year>
</pub-date>
<volume>7</volume>
<numero>8</numero>
<fpage>1787</fpage>
<lpage>1800</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342016000801787&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342016000801787&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342016000801787&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La degradación de una pradera afecta directamente la producción de forraje, lo cual repercute en baja productividad por unidad de superficie. El objetivo de este estudio fue evaluar labores mecánicas (chapeo y rastra), fertilización (46-23-00 de N, P y K) y control químico de maleza para rehabilitar una pradera de pasto Insurgente, en el municipio de Medellín, Veracruz. El experimento se realizó de septiembre de 2011 a diciembre de 2012, durante dos periodos de lluvias, en un arreglo bloques al azar. Las variables evaluadas fueron: cobertura vegetal, densidad de plantas y producción de materia seca (MS). La condición inicial de la pradera fue la siguiente: pasto Insurgente: cobertura 27% y 4.8 plantas m-2 y, maleza de hoja ancha: cobertura 56% y 50.3 plantas m-2. Las malezas dominantes fueron Desmodium spp. y Calopogonium mucunoides Desv. El análisis mostró diferencias estadísticas (p&#8804; 0.05) en todas las variables. En el primer periodo, la mayor cobertura de pasto Insurgente (99%), menor cobertura de maleza (1%) y menor densidad de maleza (menos de 6 plantas m-2) se observó en los tratamientos de control químico, resultando en mayor acumulación de MS (de 5 475 a 6 381 kg ha-1). En el segundo periodo con el control químico se observó mayor cobertura de pasto Insurgente (&gt;90%), menor cobertura de maleza (&lt;14%) y más MS, la cual varió de 1 122 a 4 719 kg ha-1, superando a los demás tratamientos. Se concluye que el control químico de maleza mejoró la producción de forraje de la pradera de pasto Insurgente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Meadow degradation directly affects fodder production, resulting in low productivity per unit area. The aim of this study was to evaluate mechanical work (weeding and harrowing), fertilization (46-23-00 N, P and K) and chemical weed control to rehabilitate a palisade grass meadow, in the municipality of Medellin, Veracruz. The experiment was conducted from September 2011 to December 2012, during two periods of rain, in a random block arrangement. The variables evaluated were: plant cover, plant density and production of dry matter (MS). The initial condition of the meadow was as follows: palisade grass: coverage 27% and 4.8 plants m-2 and broadleaf: coverage 56% and 50.3 plants m-2. Predominant weeds were Desmodium spp. and Calopogonium mucunoides Desv. The analysis showed statistically significant differences (p&#8804; 0.05) in all variables. In the first period, the highest coverage of palisade grass (99%), lower weed coverage (1%) and lower density of weeds (less than 6 plants m-2) was observed in treatments with chemical control, resulting in increased accumulation of dry matter (from 5 475 to 6 381 kg ha-1). In the second period with chemical control there was a higher coverage of palisade grass (&gt; 90%), lower coverage of weeds (&lt;14%) and higher dry matter, which ranged from 1 122 to 4 719 kg ha-1, beating the rest of the treatments. It is concluded that chemical weed control improved forage production palisade grass meadow.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Desmodium spp.]]></kwd>
<kwd lng="es"><![CDATA[Calopogonium mucunoides Desv.]]></kwd>
<kwd lng="es"><![CDATA[cobertura vegetal]]></kwd>
<kwd lng="es"><![CDATA[densidad de plantas]]></kwd>
<kwd lng="en"><![CDATA[Desmodium spp]]></kwd>
<kwd lng="en"><![CDATA[Calopogonium mucunoides Desv.]]></kwd>
<kwd lng="en"><![CDATA[plant density]]></kwd>
<kwd lng="en"><![CDATA[vegetation cover]]></kwd>
</kwd-group>
</article-meta>
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