<?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>0187-7380</journal-id>
<journal-title><![CDATA[Revista fitotecnia mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. fitotec. mex]]></abbrev-journal-title>
<issn>0187-7380</issn>
<publisher>
<publisher-name><![CDATA[Sociedad Mexicana de Fitogenética A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0187-73802021000400683</article-id>
<article-id pub-id-type="doi">10.35196/rfm.2021.4.683</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Número cromosómico de dos especies mexicanas del género Diospyros, zapote prieto (Ebenaceae)]]></article-title>
<article-title xml:lang="en"><![CDATA[Chromosome number of two mexican species of the Diospyros genus, zapote prieto (Ebenaceae)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Farías-Chagoya]]></surname>
<given-names><![CDATA[Hugo A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ballesteros-Almanza]]></surname>
<given-names><![CDATA[María L.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Abrego Aranda]]></surname>
<given-names><![CDATA[José L.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Arciga-Sosa]]></surname>
<given-names><![CDATA[Marco A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Michoacana de San Nicolás de Hidalgo Facultad de Biología ]]></institution>
<addr-line><![CDATA[Morelia Michoacán]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>44</volume>
<numero>4</numero>
<fpage>683</fpage>
<lpage>685</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-73802021000400683&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-73802021000400683&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-73802021000400683&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Se realizó un conteo cromosómico en dos especies mexicanas del género Diospyros, (zapote prieto) de la familia Ebenaceae, Diospyros xolocotzii Madrigal &amp; Rzed. y Diospyros digyna Jacq. El análisis citogenético se realizó en células somáticas de ápices radicales pretratados con una solución saturada de para-diclorobenceno, durante 5 horas a 4 °C y fijadas en Carnoy. La tinción de los cromosomas se obtuvo con Feulgen y carmín acético al 1 %. Los resultados obtenidos nos muestran que el número cromosómico para ambas especies fue de 2n = 2x = 30, lo que indica que los dos taxa son diploides, ya que los conteos reportados para la mayoría de los representantes de este género son de 2n = 2x = 30, con un número básico de x = 15.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary Chromosome counting was carried out in two mexican species of the Diospyros genus, (zapote prieto) of Ebenaceae family, Diospyros xolocotzii Madrigal &amp; Rzed. and Diospyros digyna Jacq. The cytogenetic analysis was performed in somatic cells of root tips pretreated with a saturated solution of para-dichlorobenzene, for 4 h at 4 °C and fixed in Carnoy. The chromosomes staining was obtained with Feulgen and 1 % acetic carmine. The results obtained show that the chromosome number for both species was 2n = 2x = 30, what indicates that these two species are diploid, as the chromosome numbers reported for this genus in most species is 2n = 2x = 30, with a basic number x = 15.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Diospyros xolocotzii]]></kwd>
<kwd lng="es"><![CDATA[Diospyros digyna]]></kwd>
<kwd lng="es"><![CDATA[diploide]]></kwd>
<kwd lng="es"><![CDATA[número cromosómico]]></kwd>
<kwd lng="en"><![CDATA[Diospyros xolocotzii]]></kwd>
<kwd lng="en"><![CDATA[Diospyros digyna]]></kwd>
<kwd lng="en"><![CDATA[chromosome number]]></kwd>
<kwd lng="en"><![CDATA[diploid]]></kwd>
</kwd-group>
</article-meta>
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