<?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>S0187-73802023000400341</article-id>
<article-id pub-id-type="doi">10.35196/rfm.2023.4.341</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Distribución y caracterización ecogeográfica de maíces nativos de Querétaro, México]]></article-title>
<article-title xml:lang="en"><![CDATA[Distribution and ecogeographical characterization of maize native to Querétaro, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Santos]]></surname>
<given-names><![CDATA[Rosalinda]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Sandoval]]></surname>
<given-names><![CDATA[Luis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández-Puente]]></surname>
<given-names><![CDATA[Karla Nicol]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortega-Paczka]]></surname>
<given-names><![CDATA[Rafael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Autónoma de Querétaro Facultad de Ciencias Naturales ]]></institution>
<addr-line><![CDATA[Querétaro Querétaro]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Universidad Autónoma de Querétaro Facultad de Ingeniería ]]></institution>
<addr-line><![CDATA[Querétaro Querétaro]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Autónoma Chapingo Dirección de Centros Regionales ]]></institution>
<addr-line><![CDATA[Chapingo Estado de México]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2023</year>
</pub-date>
<volume>46</volume>
<numero>4</numero>
<fpage>341</fpage>
<lpage>348</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-73802023000400341&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-73802023000400341&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-73802023000400341&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Conocer la diversidad de razas de maíz (Zea mays L. subsp. mays) en alguna región o estado y las condiciones ambientales en que prosperan permite disponer de información para la definición de acciones para su conservación y aprovechamiento sostenible. El objetivo del presente estudio fue determinar las razas de maíz que se distribuyen en el estado de Querétaro, México, y caracterizar las condiciones ecogeográficas a las cuales se han adaptado, así como identificar las áreas prioritarias para llevar a cabo colectas de poblaciones nativas de maíz para su conservación ex situ. Se recolectaron 110 poblaciones de maíz durante 2021 y 2022 en el sur y norte del estado de Querétaro, México; también se integró una base de datos con los registros históricos disponibles. El total de localidades incluidas en el análisis fue de 261. Se detectó la presencia de 14 razas pertenecientes a cinco grupos raciales, de las cuales cuatro no habían sido previamente reportadas en el estado de Querétaro. El análisis ecogeográfico se llevó a cabo con nueve variables bioclimáticas, edáficas y geofísicas que determinan la distribución del maíz en el estado. Se identificaron 17 categorías, y en 12 de ellas se localizan razas de maíz. Para el resguardo de la representatividad genética se considera prioritaria la colecta en el Altiplano sur por la presencia de categorías ecogeográficas sin registros previos.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary Knowing the diversity of maize (Zea mays L. subsp. mays) races in a region or state and the environmental conditions in which they thrive, provides information to define actions for their conservation and sustainable use. The objective of this study was to determine the maize races that are distributed in the state of Queretaro, Mexico, and to characterize the ecogeographic conditions to which they have adapted, as well as to identify priority areas for collecting native maize populations for ex situ conservation. One hundred and ten accessions were collected during 2021 and 2022 in Southern and Northern Queretaro State, Mexico. A database was constructed with available historical records. The total number of localities included in the analysis was 261 localities. The presence of 14 races belonging to five racial groups was detected, of which four had not been previously reported in the state of Queretaro. The ecogeographic analysis was carried out with nine bioclimatic, edaphic and geophysical variables that determine the distribution of maize in the state. Seventeen categories were identified and 12 of them contain maize races. To safeguard genetic representativeness, collection in the Southern Altiplano is considered a priority due to the presence of ecogeographic categories without previous records.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Zea mays L. subsp. mays]]></kwd>
<kwd lng="es"><![CDATA[bioclimáticas]]></kwd>
<kwd lng="es"><![CDATA[edáficas]]></kwd>
<kwd lng="es"><![CDATA[geofísicas]]></kwd>
<kwd lng="es"><![CDATA[grupo racial]]></kwd>
<kwd lng="en"><![CDATA[Zea mays L. subsp. mays]]></kwd>
<kwd lng="en"><![CDATA[bioclimatic]]></kwd>
<kwd lng="en"><![CDATA[edaphic]]></kwd>
<kwd lng="en"><![CDATA[geophysical]]></kwd>
<kwd lng="en"><![CDATA[racial group]]></kwd>
</kwd-group>
</article-meta>
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