<?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>1659-4266</journal-id>
<journal-title><![CDATA[Cuadernos de Investigación UNED]]></journal-title>
<abbrev-journal-title><![CDATA[Cuadernos de Investigación UNED]]></abbrev-journal-title>
<issn>1659-4266</issn>
<publisher>
<publisher-name><![CDATA[Universidad Estatal a Distancia de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1659-42662020000100084</article-id>
<article-id pub-id-type="doi">10.22458/urj.v12i1.2615</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Endozoocoria por el zorro gris pampeano, Lycalopex gymnocercus, (Carnivora: Canidae) y germinación del tala, Celtis ehrenbergiana (Rosales: Cannabaceae)]]></article-title>
<article-title xml:lang="en"><![CDATA[Endozoochory by pampas fox, Lycalopex gymnocercus, (Carnivora: Canidae) and germination of tala, Celtis ehrenbergiana (Rosales: Cannabaceae]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Duarte]]></surname>
<given-names><![CDATA[Candela]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dellafiore]]></surname>
<given-names><![CDATA[Claudia M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional de Río Cuarto  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Argentina</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional de Río Cuarto  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Argentina</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<volume>12</volume>
<numero>1</numero>
<fpage>84</fpage>
<lpage>91</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S1659-42662020000100084&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S1659-42662020000100084&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S1659-42662020000100084&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Introducción: Se ha observado que los zorros (Lycalopex gymnocercus) consumen frutos de &#8220;tala&#8221; (Celtis ehrenbergiana), una especie nativa de Córdoba, Argentina. Esto no implica que exista una relación mutualista, ya que las semillas pueden sufrir daños al pasar a través del tracto digestivo. Objetivos: a) Conocer si las semillas sufren daño físico al pasar a través del tracto digestivo, b) Conocer si dicho paso afecta la viabilidad, el poder germinativo, el inicio y tasa de germinación, y c) Conocer si dicho efecto cambia luego de largos períodos de permanencia de las semillas en el interior de las fecas. Métodos: Comparamos las variables en estudio entre las semillas de frutos y las obtenidas de fecas frescas y de fecas de seis años de antigüedad. Resultados: El 100% de las semillas estaban sanas, pero el inicio de germinación fue más rápido en semillas provenientes de las fecas. Conclusión: Los zorros pueden dispersar semillas de C. ehrenbergiana y acelerar su germinación, que conservan su viabilidad aún luego de largos períodos de tiempo en las fecas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Introduction: It has been observed that foxes (Lycalopex gymnocercus) consume fruits of &#8220;tala&#8221; (Celtis ehrenbergiana), a native species of Córdoba, Argentina. This does not necessarily mean that there is a mutualistic relationship, because the seeds can suffer damage in the digestive tract. Objetive: a) To know if the seeds suffer physical damage in the digestive tract, b) To know if this passage affects the viability, germination power, and beginning and germination rate, and c) To know if the viability and germination power change after the seeds have long remained inside the feces. Methods: We compared the variables under study between fruit seeds, seeds in fresh feces, and seeds in six year old feces. Results: 100% of seeds from feces were healthy; but germination start was faster from seeds extracted from feces. Conclusion: Foxes can disperse C. ehrenbergiana seeds and accelerate their germination, which retain their viability even after long periods in the feces.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[Seed dispersal]]></kwd>
<kwd lng="en"><![CDATA[viability]]></kwd>
<kwd lng="en"><![CDATA[germination]]></kwd>
<kwd lng="en"><![CDATA[feces]]></kwd>
<kwd lng="en"><![CDATA[Argentina]]></kwd>
<kwd lng="es"><![CDATA[Dispersión de semillas]]></kwd>
<kwd lng="es"><![CDATA[viabilidad]]></kwd>
<kwd lng="es"><![CDATA[germinación]]></kwd>
<kwd lng="es"><![CDATA[fecas]]></kwd>
<kwd lng="es"><![CDATA[Argentina]]></kwd>
</kwd-group>
</article-meta>
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