<?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>S2007-09342017000200381</article-id>
<article-id pub-id-type="doi">10.29312/remexca.v8i2.58</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Senescencia foliar en plantas micropropagadas de Agave americana durante su aclimatización]]></article-title>
<article-title xml:lang="en"><![CDATA[Leaf senescence in micropropagated plants of Agave americana during acclimation]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cruz García]]></surname>
<given-names><![CDATA[Hermila]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Campos Ángeles]]></surname>
<given-names><![CDATA[Gisela Virginia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Enríquez del Valle]]></surname>
<given-names><![CDATA[José Raymundo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Velasco Velasco]]></surname>
<given-names><![CDATA[Vicente Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rodríguez Ortiz]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Tecnológico del Valle de Oaxaca Posgrado en Ciencias en Productividad de Agroecosistemas ]]></institution>
<addr-line><![CDATA[Xoxocotlán Oaxaca]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Tecnológico del Valle de Oaxaca Posgrado e Investigación ]]></institution>
<addr-line><![CDATA[Xoxocotlán Oaxaca]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2017</year>
</pub-date>
<volume>8</volume>
<numero>2</numero>
<fpage>381</fpage>
<lpage>391</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-09342017000200381&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-09342017000200381&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-09342017000200381&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen En el estado de Oaxaca, Agave americana var. oaxacensis es una de las especies agaváceas de recolección silvestre que son utilizadas para la elaboración artesanal de mezcal. Existe poca información sobre su propagación y cultivo, recientemente se ha incrementado la propagación de agaves, mediante la técnica de cultivo de tejidos vegetales, con fines de conservación. Sin embargo, hay poca información sobre los cambios morfológicos y funcionales que realizan las plantas cuando son transferidas al ambiente ex vitro, entre ellos se encuentra la senescencia o pérdida gradual de las hojas formadas en el ambiente in vitro, en donde hay manipulación de las condiciones para controlar ciertos factores físicos y biológicos. El presente estudio tuvo como objetivo evaluar el comportamiento foliar de plantas micropropagadas de Agave americana var. oaxacensis como respuesta a diferentes sustratos y dosis de fertilización durante su aclimatación. Los resultados mostraron que el sustrato y la dosis de fertilización influyeron en la senescencia o pérdida de las hojas. La conservación de las hojas formadas in vitro por más tiempo, influyó en la formación de hojas nuevas en condiciones ex vitro. En general las plantas sustituyeron todas sus hojas formadas in vitro en un lapso de 240 días.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In the state of Oaxaca, Agave americana var. oaxacensis is one of the agavaceous species of wild collection that are used for the artisan elaboration of mezcal. There is little information on its propagation and cultivation, recently the propagation of agaves has been increased, through the technique of plant tissue culture, for conservation purposes. However, there is little information on morphological and functional changes by plants when they are transferred to ex vitro environment, among them is senescence or gradual loss of leaves formed in the in vitro environment, where there is manipulation of conditions to control certain physical and biological factors. This study aimed to evaluate the foliar behavior of micropropagated plant Agave americana var. oaxacensis in response to different substrates and fertilization doses during their acclimatization. The results showed that the substrate and fertilization dose influenced leaf senescence or loss. The conserving leaves formed in vitro for longer, he influenced the formation of new leaves in ex vitro conditions. Generally, the plants replaced all its leaves formed in vitro in a span of 240 days.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[crecimiento]]></kwd>
<kwd lng="es"><![CDATA[fertirrigación]]></kwd>
<kwd lng="es"><![CDATA[lámina foliar]]></kwd>
<kwd lng="es"><![CDATA[nutrimentos]]></kwd>
<kwd lng="es"><![CDATA[sustratos]]></kwd>
<kwd lng="en"><![CDATA[fertigation]]></kwd>
<kwd lng="en"><![CDATA[growth]]></kwd>
<kwd lng="en"><![CDATA[leaf blade]]></kwd>
<kwd lng="en"><![CDATA[nutrients]]></kwd>
<kwd lng="en"><![CDATA[substrates]]></kwd>
</kwd-group>
</article-meta>
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