<?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>1870-3453</journal-id>
<journal-title><![CDATA[Revista mexicana de biodiversidad]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. Mex. Biodiv.]]></abbrev-journal-title>
<issn>1870-3453</issn>
<publisher>
<publisher-name><![CDATA[Instituto de Biología]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1870-34532015000200358</article-id>
<article-id pub-id-type="doi">10.1016/j.rmb.2015.04.007</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[¿Quién poliniza realmente los agaves? Diversidad de visitantes florales en 3 especies de Agave (Agavoideae: Asparagaceae)]]></article-title>
<article-title xml:lang="en"><![CDATA[Who really pollinates agaves? Diversity of floral visitors in three species of Agave (Agavoideae: Asparagaceae)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Trejo-Salazar]]></surname>
<given-names><![CDATA[Roberto Emiliano]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Scheinvar]]></surname>
<given-names><![CDATA[Enrique]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Eguiarte]]></surname>
<given-names><![CDATA[Luis E.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Ecología Departamento de Ecología Evolutiva]]></institution>
<addr-line><![CDATA[México D. F.]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2015</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2015</year>
</pub-date>
<volume>86</volume>
<numero>2</numero>
<fpage>358</fpage>
<lpage>369</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1870-34532015000200358&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1870-34532015000200358&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1870-34532015000200358&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Se describen los patrones de actividad de los visitantes a las inflorescencias de 3 especies de Agave : Agave difformis, A. garciae-mendozae y A. striata en distintas localidades de la Barranca de Metztitlán, Hidalgo, México. Se define el posible papel de estos visitantes en el proceso de polinización, ya sea como ladrones de polen o néctar, o como polinizadores primarios o secundarios, estos últimos visitan menos flores y/o lo hacen de manera ineficiente. Se filmó la actividad de visitantes durante 24 h continuas en 5 inflorescencias. Se encontraron los siguientes grupos de visitantes: esfíngidos, murciélagos, abejas y colibríes. Los horarios de mayor actividad en las 3 especies de Agave se registraron durante la noche, entre las 21:00 y 03:00 h. La presencia de visitantes diurnos (abejas y colibríes) en las inflorescencias abre la posibilidad de que estos también actúen como polinizadores. Los polinizadores clasificados como primarios fueron los murciélagos nectarívoros Leptonycteris yerbabuenae , L. nivalis y Choeronycteris mexicana . El polinizador secundario más común fue el esfíngidos Erinnyis ello . El principal ladrón de polen y néctar fue la abeja europea, Apis mellifera , en A. striata , aunque tiene las flores más pequeñas; A. mellifera podría ser considerada como polinizador secundario.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Activity patterns of inflorescence visitors are described for 3 species of Agave : Agave difformis, A. garciae-mendozae and A. striata from different sites at Barranca de Metztitlán, Hidalgo, Mexico. The potential role of the visitors in the pollination process was defined: pollen or nectar robbers, or as primary or secondary pollinators, secondary if they visit less flowers or do so in an inefficient way. Visitor's activity was recorded for 24 consecutive hours on 5 inflorescences. The visitors were from the following groups: hawkmoths, bats, bees and hummingbirds. The peak of the activity in the 3 Agave species was registered between 21:00 to 03:00 h. In some cases, diurnal visitors (bees and hummingbirds) could also be pollinators. The primary pollinators were the nectar feeding bats Leptonycteris yerbabuenae, L. nivalis , and Choeronycteris mexicana . The most common secondary pollinator was the hawkmoth Erinnyis ello . The main pollen and nectar robber was the European honey bee, Apis mellifera , however, A. mellifera could also be considered as a secondary pollinator for A. striata , because this species has smaller flowers.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Polinización]]></kwd>
<kwd lng="es"><![CDATA[Murciélagos nectarívoros]]></kwd>
<kwd lng="es"><![CDATA[Esfíngidos]]></kwd>
<kwd lng="es"><![CDATA[Apis mellifera]]></kwd>
<kwd lng="es"><![CDATA[Glosophaginae]]></kwd>
<kwd lng="es"><![CDATA[Leptonycteris]]></kwd>
<kwd lng="es"><![CDATA[Choeronycteris]]></kwd>
<kwd lng="es"><![CDATA[Metztitlán]]></kwd>
<kwd lng="en"><![CDATA[Pollination]]></kwd>
<kwd lng="en"><![CDATA[Nectarivorous bats]]></kwd>
<kwd lng="en"><![CDATA[Hawk moths]]></kwd>
<kwd lng="en"><![CDATA[Apis mellifera]]></kwd>
<kwd lng="en"><![CDATA[Glosophaginae]]></kwd>
<kwd lng="en"><![CDATA[Leptonycteris]]></kwd>
<kwd lng="en"><![CDATA[Choeronycteris]]></kwd>
<kwd lng="en"><![CDATA[Metztitlán]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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