<?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>0379-3982</journal-id>
<journal-title><![CDATA[Revista Tecnología en Marcha]]></journal-title>
<abbrev-journal-title><![CDATA[Tecnología en Marcha]]></abbrev-journal-title>
<issn>0379-3982</issn>
<publisher>
<publisher-name><![CDATA[Instituto Tecnológico de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0379-39822018000100167</article-id>
<article-id pub-id-type="doi">10.18845/tm.v31i1.3506</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[La labranza mecanizada y su impacto en la conservación del suelo (revisión literaria)]]></article-title>
<article-title xml:lang="en"><![CDATA[Soil tillage and its impact on soil conservation (review)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez-Calderón]]></surname>
<given-names><![CDATA[Natalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Villagra-Mendoza]]></surname>
<given-names><![CDATA[Karolina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Solorzano-Quintana]]></surname>
<given-names><![CDATA[Milton]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Tecnológico de Costa Rica Escuela de Ingeniera Agrícola ]]></institution>
<addr-line><![CDATA[Cartago ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Tecnológico de Costa Rica Escuela de Ingeniera Agrícola ]]></institution>
<addr-line><![CDATA[Cartago ]]></addr-line>
<country>Costa Rica</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Tecnológico de Costa Rica Escuela de Ingeniera Agrícola ]]></institution>
<addr-line><![CDATA[Cartago ]]></addr-line>
<country>Costa Rica</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>31</volume>
<numero>1</numero>
<fpage>167</fpage>
<lpage>177</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0379-39822018000100167&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0379-39822018000100167&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0379-39822018000100167&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen [16] Para el año 2050, se prevé que la población será un tercio mayor a la actual. Esto se convierte en un reto para la agricultura por aumentar su producción generando el menor impacto posible al ambiente. La labranza del suelo ha permitido aumentar áreas de siembra en detrimento de su capa arable, contribuyendo a degradar en forma progresiva la superficie del suelo y facilitando la erosión. La erosión por labranza se ve influida directamente por la compactación provocada por el paso de la maquinaria. Sistemas de tráfico agrícola controlado, agricultura de precisión y rodajes alternativos han sido utilizados para minimizar los efectos de los pases de los equipos sobre el campo. En Costa Rica, la adopción de nuevas tecnologías, la selección adecuada de equipos, el respeto a la legislación vigente e investigación sobre el impacto de la labranza en la degradación del suelo, constituyen un reto para las autoridades, los productores y la academia.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract [20] It is expected that by the year 2050 population will increase one-third. This is a challenge to increase the agricultural production with the least possible impact to the environment. Soil tillage has led to increase agricultural areas at the expense of top soil, contributing to a progressively degradation of the soil surface generating soil erosion. Tillage erosion is influenced directly by the compaction caused by the passage of machinery. Controlled Traffic Farming systems (CTF), precision agriculture and alternative agricultural tires, have been used to minimize the effects of frequent-machinery-traffic. Implementation of new technologies, proper selection of agricultural equipment, compliance with current legislation and research on topics related to tillage erosion; constitute a challenge to authorities, farmers and academy in Costa Rica.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Compactación]]></kwd>
<kwd lng="es"><![CDATA[erosión por labranza]]></kwd>
<kwd lng="es"><![CDATA[rodajes, tráfico agrícola]]></kwd>
<kwd lng="es"><![CDATA[tipos de labranza.]]></kwd>
<kwd lng="en"><![CDATA[Soil compaction]]></kwd>
<kwd lng="en"><![CDATA[tillage erosion]]></kwd>
<kwd lng="en"><![CDATA[wheel slip]]></kwd>
<kwd lng="en"><![CDATA[traffic farming]]></kwd>
<kwd lng="en"><![CDATA[tillage techniques.]]></kwd>
</kwd-group>
</article-meta>
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