<?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>0871-018X</journal-id>
<journal-title><![CDATA[Revista de Ciências Agrárias]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. de Ciências Agrárias]]></abbrev-journal-title>
<issn>0871-018X</issn>
<publisher>
<publisher-name><![CDATA[Sociedade de Ciências Agrárias de Portugal]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0871-018X2022000300641</article-id>
<article-id pub-id-type="doi">10.19084/rca.28563</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Efecto del manejo de los pastos y el ganado sobre indicadores de calidad del suelo en una dehesa extremeña]]></article-title>
<article-title xml:lang="en"><![CDATA[Pasture and livestock management effects on soil quality indicators in a dehesa of Extremadura]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Santiago]]></surname>
<given-names><![CDATA[Ana De]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Maya]]></surname>
<given-names><![CDATA[Valentín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Berdón]]></surname>
<given-names><![CDATA[José]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Murillo]]></surname>
<given-names><![CDATA[Mónica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Área de Protección Vegetal  ]]></institution>
<addr-line><![CDATA[Badajoz ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Área de Cultivos Extensivos  ]]></institution>
<addr-line><![CDATA[Badajoz ]]></addr-line>
<country>España</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Centro de Investigaciones Científicas y Tecnológicas de Extremadura Instituto del Corcho, la Madera y el Carbón Vegetal Área de Dehesas, Pastos y Producción Forestal]]></institution>
<addr-line><![CDATA[Badajoz ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>30</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>30</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>45</volume>
<numero>4</numero>
<fpage>641</fpage>
<lpage>650</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_arttext&amp;pid=S0871-018X2022000300641&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_abstract&amp;pid=S0871-018X2022000300641&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.pt/scielo.php?script=sci_pdf&amp;pid=S0871-018X2022000300641&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La dehesa (montado en Portugal) es un ejemplo de aprovechamiento sostenible de los recursos que puede estar amenazado por las malas prácticas de pastoreo. Este trabajo analiza el impacto que tiene la mejora de pastos y su aprovechamiento ganadero sobre indicadores de calidad del suelo. Se han estudiado dos parcelas S+ y S donde se ha llevado a cabo la siembra de leguminosas pratenses (en 2006 (S+) y en 2016 (S)) con pastoreo regenerativo. La parcela S- (control) no sembrada con pastoreo rotacional convencional, y por último simulando el abandono, (A) una parcela donde no hubo mejora de pastos y además no tiene aprovechamiento ganadero desde hace 8 años. El estudio bioquímico del suelo indicó una mayor actividad en las parcelas mejoradas con pastoreo regenerativo respecto a la abandonada. Las relaciones establecidas entre los indicadores estudiados con los parámetros fisico químicos más importantes, desde el punto de vista de la fertilidad del suelo, demostraron la dependencia del contenido en nutrientes con la actividad microbiana y viceversa. Este estudio ha puesto de manifiesto que el abandono de las dehesas sin aprovechamiento ganadero, puede resultar en una pérdida de fertilidad del suelo y la consecuente disminución de actividad microbiana asociada.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Dehesa (montado in Portugal) is an example of sustainable use of resources that may be jeopardized by improper grazing practices. This work analyzes the impact of pasture improvement and livestock management on soil quality indicators. Two plots S+ and S were studied where sowing of leguminous grasses was carried out (in 2006 (S+) and in 2016 (S)) and had regenerative grazing. Other plot S- (control) not improved by sowing legumes and with conventional rotational grazing, and finally simulating abandonment, (A) a plot where there was no pasture improvement and also has not had livestock exploitation for 8 years. The soil biochemical study indicated a higher activity in the improved plots with regenerative grazing compared to the abandoned plot. The relationships established between the indicators studied with the most important physical-chemical parameters, from the point of view of soil fertility, demonstrated the dependence of nutrient content on microbial activity and vice versa. This study has shown that the abandonment of pastures without livestock use can result in a loss of soil fertility and a consequent decrease in the associated microbial activity.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[indicadores]]></kwd>
<kwd lng="es"><![CDATA[aprovechamiento del pasto]]></kwd>
<kwd lng="es"><![CDATA[pastoreo regenerativo]]></kwd>
<kwd lng="es"><![CDATA[actividad enzimática]]></kwd>
<kwd lng="en"><![CDATA[indicators]]></kwd>
<kwd lng="en"><![CDATA[pasture management]]></kwd>
<kwd lng="en"><![CDATA[regenerative livestock grazing]]></kwd>
<kwd lng="en"><![CDATA[enzimatic activity]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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