<?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>2007-9028</journal-id>
<journal-title><![CDATA[Ecosistemas y recursos agropecuarios]]></journal-title>
<abbrev-journal-title><![CDATA[Ecosistemas y recur. agropecuarios]]></abbrev-journal-title>
<issn>2007-9028</issn>
<publisher>
<publisher-name><![CDATA[Universidad Juárez Autónoma de Tabasco, Dirección de Investigación y Posgrado]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-90282016000200215</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Incremento de embriones somáticos de Cacao (Theobroma cacao L.) en sistema de inmersión automatico]]></article-title>
<article-title xml:lang="en"><![CDATA[Increase of embryos somatic of Cocoa (Theobroma cacao L.) in Immersion System Automatic]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Peña-López]]></surname>
<given-names><![CDATA[Jorge Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Azpeitia-Morales]]></surname>
<given-names><![CDATA[Alfonso]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mirafuentes-Hernández]]></surname>
<given-names><![CDATA[Felipe]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ruíz-Carrera]]></surname>
<given-names><![CDATA[Violeta]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sáenz-Carbonell]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Juárez Autónoma de Tabasco División Académica de Ciencias Biológicas ]]></institution>
<addr-line><![CDATA[Villahermosa Tabasco]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias Campo Experimental Huimanguillo Laboratorio de Biología Molecular]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="Af3">
<institution><![CDATA[,Centro de Investigación Científica de Yucatán, A.C.  ]]></institution>
<addr-line><![CDATA[Mérida Yucatán]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2016</year>
</pub-date>
<volume>3</volume>
<numero>8</numero>
<fpage>215</fpage>
<lpage>224</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-90282016000200215&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-90282016000200215&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-90282016000200215&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El cacao es un árbol tropical originario de América, su fruto se usa en la elaboración del chocolate y sus derivados. La propagación del cacao se realiza por la vía sexual o semillas, adicionalmente se propaga por enraizamiento de estacas e injertos. En la actualidad también se emplea la embriogénesis somática para la propagación clonal del cacao, la cual puede repetirse varias veces, lo que contribuye al incremento en la formación de embriones somáticos; por lo que el uso de un sistema de inmersión automático, puede incrementar la producción de embriones somáticos secundarios. Por lo anterior, el objetivo fue evaluar el sistema de inmersión automático Rita® en el rendimiento de embriones somáticos secundarios de los 30 a los 180 d en dos ciclos de cultivo. Los resultados muestran que se generaron embriones somáticos en los explantes de fragmento de cotiledón y en embriones somáticos completos. Se obtuvo un segundo ciclo de la embriogénesis somática secundaria, en el que se obtuvieron 150 embriones somáticos por recipiente Rita® con promedio de 15 embriones por explante. El sistema de inmersión automático favoreció la producción de embriones somáticos, su sincronización y disminuyó la oxidación del tejido.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Cacao is a tropical tree native to America. Its fruit is used in the elaboration of chocolate and its derivatives. The propagation of cacao is done through sexual means or seeds; additionally, it propagates through the use of cuttings and grafting. Currently, somatic embryogenesis is also employed for the clonal propagation of cacao, which can be repeated several times and contributes to the increase in the formation of somatic embryos. Therefore, the use of a temporary immersion system can increase the production of secondary somatic embryos. Given the aforementioned, the objective was to evaluate the Rita® temporary immersion system in the performance of secondary somatic embryos from 30 to 180 days in two cultivation cycles. The results showed that somatic embryos were generated in cotyledon explants and in full somatic embryos. A second cycle was obtained from the secondary somatic embryogenesis where 150 somatic embryos were obtained per Rita® recipient with an average of 15 embryos per explant. The temporary immersion system favored the production of somatic embryos, its synchronization, and decreased the oxidation of the tissue.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cacao]]></kwd>
<kwd lng="es"><![CDATA[Theobroma cacao L]]></kwd>
<kwd lng="es"><![CDATA[embriogénesis somática secundaria]]></kwd>
<kwd lng="es"><![CDATA[inmersión temporal]]></kwd>
<kwd lng="en"><![CDATA[Cacao]]></kwd>
<kwd lng="en"><![CDATA[Theobroma cacao L.]]></kwd>
<kwd lng="en"><![CDATA[secondary somatic embryogenesis]]></kwd>
<kwd lng="en"><![CDATA[temporal immersion.]]></kwd>
</kwd-group>
</article-meta>
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