<?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>0188-6266</journal-id>
<journal-title><![CDATA[Acta universitaria]]></journal-title>
<abbrev-journal-title><![CDATA[Acta univ]]></abbrev-journal-title>
<issn>0188-6266</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Guanajuato, Dirección de Investigación y Posgrado]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0188-62662017000500011</article-id>
<article-id pub-id-type="doi">10.15174/au.2017.1274</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[El cardón gigante (Pachycereus pringlei) y sus interacciones con la fauna en la península de Baja California, México]]></article-title>
<article-title xml:lang="en"><![CDATA[The Mexican giant cardon (Pachycereus pringlei) interactions with wildlife on the Baja California peninsula, Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Delgado-Fernández]]></surname>
<given-names><![CDATA[Mariana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Escobar-Flores]]></surname>
<given-names><![CDATA[Jonathan G.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Franklin]]></surname>
<given-names><![CDATA[Kim]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Politécnico Nacional Centro de Investigaciones Biológicas del Noroeste S. C. ]]></institution>
<addr-line><![CDATA[La Paz ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Politécnico Nacional CIIDIR Unidad Durango ]]></institution>
<addr-line><![CDATA[ Durango]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Arizona-Sonora Desert Museum  ]]></institution>
<addr-line><![CDATA[Tucson Arizona]]></addr-line>
<country>E.U.A</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2017</year>
</pub-date>
<volume>27</volume>
<numero>5</numero>
<fpage>11</fpage>
<lpage>18</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0188-62662017000500011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0188-62662017000500011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0188-62662017000500011&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen El cardón gigante (Pachycereus pringlei (S.Watson) Britton &amp; Rose) es una especie endémica del Desierto Sonorense que por su gran biomasa es reservorio de nutrientes, brinda refugio y es fuente de alimento para la fauna. Los objetivos del estudio fueron identificar el número de especies que interactúa con el cardón y determinar cómo lo hacen. Para ello se colocaron fototrampas cerca de las flores y frutos, se fotografiaron a las especies que se observaron en los cardones y se utilizaron los reportes de literatura. Se registraron 61 especies que interactúan con los cardones, 25 de ellas no registradas anteriormente. Se reportan 83 asociaciones, de las cuales el 45% ocurren en la temporada de floración y fructificación. Por lo antes expuesto, es necesario categorizarlo como una especie clave del Desierto Sonorense y tomar en consideración las interacciones que mantiene con la fauna al tomar decisiones acerca de su manejo y conservación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The Mexican giant cardon (Pachycereus pringlei (S.Watson) Britton &amp; Rose) is an endemic species of the Sonoran Desert; these immense cacti serve as reservoirs of water and nutrients and provide food and shelter for a large diversity of wildlife. The objectives of the study were to identify the number of species that currently interact with cardons and determine how they take advantage of the cactus. Camera traps were placed near cardon flowers and fruits. Animal species engaged in interactions with the plant were photographed and a literature review was also undertaken to enhance the interactions database. 61 species that interact with cardons were found, 25 of which had not previously been reported. 83 total interactions were recorded, 45% of which occurred in the flowering and fruiting season. This large number of interactions suggests that the Mexican giant cardon is a keystone species for the Sonoran Desert and should be considered for land management and conservation planning within this region.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cardón]]></kwd>
<kwd lng="es"><![CDATA[cámara trampa]]></kwd>
<kwd lng="es"><![CDATA[Desierto Sonorense]]></kwd>
<kwd lng="es"><![CDATA[especie clave]]></kwd>
<kwd lng="es"><![CDATA[interacción planta-animal]]></kwd>
<kwd lng="en"><![CDATA[Cardon]]></kwd>
<kwd lng="en"><![CDATA[camera trap]]></kwd>
<kwd lng="en"><![CDATA[keystone species]]></kwd>
<kwd lng="en"><![CDATA[plant-animal interaction]]></kwd>
<kwd lng="en"><![CDATA[Sonoran Desert]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Álvarez-Castañeda]]></surname>
<given-names><![CDATA[S. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Rios]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Cortés-Calva]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[González-Ruiz]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Suárez Gracida]]></surname>
<given-names><![CDATA[C. G.]]></given-names>
</name>
</person-group>
<source><![CDATA[Mamíferos de las reservas del Valle de los Cirios y El Vizcaíno]]></source>
<year>2008</year>
<publisher-loc><![CDATA[México ]]></publisher-loc>
<publisher-name><![CDATA[Centro de Investigaciones Biológicas del Noroeste S.C.]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Arnaud]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Carbajal-Márquez]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Canseco]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ferreyra]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Primeros registros de la cascabel roja (Crotalus ruber) en la isla Coronados, Golfo de California, México]]></article-title>
<source><![CDATA[Revista Mexicana de Biodiversidad]]></source>
<year>2014</year>
<volume>85</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>322-4</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bashan]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Lebsky]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
<name>
<surname><![CDATA[Moreno]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[de-Bashan]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Primary colonization of volcanic rocks by plants in Arid Baja California, Mexico]]></article-title>
<source><![CDATA[Plant Biology]]></source>
<year>2002</year>
<volume>4</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>392-402</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bashan]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Salazar]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Puente]]></surname>
<given-names><![CDATA[M. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Bacilio]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Linderman]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Enhanced establishment and growth of giant cardon cactus in an eroded field in the Sonoran Desert using native legume trees as nurse plants aided by plant growth-promoting microorganisms and compost]]></article-title>
<source><![CDATA[Biology and Fertility of Soils]]></source>
<year>2009</year>
<volume>45</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>585-94</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bezy]]></surname>
<given-names><![CDATA[R. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Bezy]]></surname>
<given-names><![CDATA[K. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Bolles]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Two new species of night lizards (Xantusia) from Mexico]]></article-title>
<source><![CDATA[Journal of Herpetology]]></source>
<year>2008</year>
<volume>42</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>680-8</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Blázquez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Estrella]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Factors influencing the selection of basking perches on cardon cacti by spiny-tailed iguanas (Ctenosaura hemilopha)]]></article-title>
<source><![CDATA[Biotropica]]></source>
<year>1997</year>
<volume>29</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>344-8</page-range></nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Blázquez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Estrella]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Winter refuge characteristics of spiny-tailed iguanas, Ctenosaura hemilopha, in Baja California Sur, Mexico]]></article-title>
<source><![CDATA[Journal of Arid Environments]]></source>
<year>2001</year>
<volume>49</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>593-9</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Blázquez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Estrella]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Microhabitat selection in diet and trophic ecology of a spiny-tailed iguana Ctenosaura hemilopha]]></article-title>
<source><![CDATA[Biotropica]]></source>
<year>2007</year>
<volume>39</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>496-501</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Carrillo-Garcia]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Bashan]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz-Rivera]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Bethlenfalvay]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of resource-island soils, competitions, and inoculation with Azospirillum on survival and growth of Pachycereus pringlei, the giant cactus of the Sonoran Desert]]></article-title>
<source><![CDATA[Restoration Ecology]]></source>
<year>2000</year>
<volume>8</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>65-73</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castrezana]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Markow]]></surname>
<given-names><![CDATA[T. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Arthropod diversity in necrotic tissue of three species of columnar cacti (Cactaceae)]]></article-title>
<source><![CDATA[The Canadian Entomologist]]></source>
<year>2001</year>
<volume>133</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>301-9</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Castrezana]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Markow]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Sexual isolation and mating propensity among allopatric Drosophila mettleri populations]]></article-title>
<source><![CDATA[Behavior Genetics]]></source>
<year>2008</year>
<volume>38</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>437-45</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="">
<collab>Comisión Nacional del Agua (Conagua)</collab>
<source><![CDATA[Normales climatológicas por estación]]></source>
<year>2010</year>
</nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cruz]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Casas]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Morphological variation and reproductive biology of Polaskia chende (Cactaceae) under domestication in Central Mexico]]></article-title>
<source><![CDATA[Journal of Arid Enviroments]]></source>
<year>2002</year>
<volume>51</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>561-76</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Delgado-Fernández]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Garcillán]]></surname>
<given-names><![CDATA[P. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Ezcurra]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[On the age and growth rate of giant cacti: radiocarbon dating of the spines of cardon (Pachycereus pringlei)]]></article-title>
<source><![CDATA[Radiocarbon]]></source>
<year>2016</year>
<volume>58</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>479-90</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Drezner]]></surname>
<given-names><![CDATA[T. D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The keystone saguaro (Carnegiea gigantea, Cactaceae): a review of its ecology, associations, reproduction, limits, and demographics]]></article-title>
<source><![CDATA[Plant Ecology]]></source>
<year>2014</year>
<volume>215</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>581-95</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fleming]]></surname>
<given-names><![CDATA[T. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Valiente-Banuet]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Columnar cacti and their mutualists: evolution, ecology, and conservation]]></source>
<year>2002</year>
<publisher-loc><![CDATA[Arizona ]]></publisher-loc>
<publisher-name><![CDATA[University of Arizona Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Frick]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
<name>
<surname><![CDATA[Heady III]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[Hayes]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Facultative Nectar-Feeding Behavior in a Gleaning Insectivorous Bat (Antrozous pallidus)]]></article-title>
<source><![CDATA[Journal of Mammalogy]]></source>
<year>2009</year>
<volume>90</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>1157-64</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González-Abraham]]></surname>
<given-names><![CDATA[C. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Garcillán]]></surname>
<given-names><![CDATA[P. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Ezcurra]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ecorregiones de la península de Baja California: Una síntesis]]></article-title>
<source><![CDATA[Boletín de la Sociedad Botánica de México]]></source>
<year>2010</year>
<numero>87</numero>
<issue>87</issue>
<page-range>69-82</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gonzalez-Terrazas]]></surname>
<given-names><![CDATA[T. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Koblitz]]></surname>
<given-names><![CDATA[J. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Fleming]]></surname>
<given-names><![CDATA[T. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Medellín]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Kalko]]></surname>
<given-names><![CDATA[E. K.]]></given-names>
</name>
<name>
<surname><![CDATA[Schnitzler]]></surname>
<given-names><![CDATA[H. U.]]></given-names>
</name>
<name>
<surname><![CDATA[Tschapka]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[How nectar-feeding bats localize their food: echolocation behavior of Leptonycteris yerbabuenae approaching cactus flowers]]></article-title>
<source><![CDATA[PLoS ONE]]></source>
<year>2016</year>
<volume>11</volume>
<numero>9</numero>
<issue>9</issue>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Grismer]]></surname>
<given-names><![CDATA[L. L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Amphibians and reptiles of Baja California, including its Pacific islands and the islands in the Sea of Cortés]]></source>
<year>2002</year>
<volume>4</volume>
<publisher-loc><![CDATA[California ]]></publisher-loc>
<publisher-name><![CDATA[University of California Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Hall]]></surname>
<given-names><![CDATA[E. R.]]></given-names>
</name>
</person-group>
<source><![CDATA[The mammals of North America]]></source>
<year>1981</year>
<publisher-loc><![CDATA[Nueva York ]]></publisher-loc>
<publisher-name><![CDATA[John Wiley &amp; Sons]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Kaufman]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
</person-group>
<source><![CDATA[Guía de campo a las aves de Norteamérica]]></source>
<year>2005</year>
<publisher-loc><![CDATA[Nueva York ]]></publisher-loc>
<publisher-name><![CDATA[Houghton Mifflin Harcourt]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mauseth]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Terrazas]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Vázquez-Sánchez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Arias]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Field observations on Backebergia and other cacti from Balsas Basin, Mexico]]></article-title>
<source><![CDATA[Cactus and Succulent Journal]]></source>
<year>2005</year>
<volume>77</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>132-43</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Maya]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Palacios-Cardiel]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[El cardón Pachycereus pringlei, nuevo hospedero para Scyphophorus acupunctatus (Coleoptera: Curculionidae) en Baja California Sur, México]]></article-title>
<source><![CDATA[Revista mexicana de biodiversidad]]></source>
<year>2011</year>
<volume>82</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>1041-5</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Molina-Freaner]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Cervantes-Salas]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Morales-Romero]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[S.]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[Fleming]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Does the pollinator abundance hypothesis explain geographic variation in the breeding system of Pachycereus pringlei?]]></article-title>
<source><![CDATA[International Journal of Plant Sciences]]></source>
<year>2003</year>
<volume>164</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>383-93</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Molina-Freaner]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Rojas-Martínez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Fleming]]></surname>
<given-names><![CDATA[T. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Valiente-Banuet]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pollination biology of the columnar cactus Pachycereus pectenaboriginum in north-western México]]></article-title>
<source><![CDATA[Journal of Arid Environments]]></source>
<year>2004</year>
<volume>56</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>117-27</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Partida]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Estrella]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evidencia de cletoparasitismo del caracara común (Caracara cheriway) sobre el alcaudón verdugo (Lanius ludovicianus)]]></article-title>
<source><![CDATA[Acta zoológica mexicana]]></source>
<year>2015</year>
<volume>31</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>306-8</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Puente]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Bashan]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Rock-degrading endophytic bacteria in cacti]]></article-title>
<source><![CDATA[Environmental and Experimental Botany]]></source>
<year>2009</year>
<volume>66</volume>
<numero>3</numero>
<issue>3</issue>
<page-range>389-401</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rebman]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Roberts]]></surname>
<given-names><![CDATA[N. C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Baja California Plant Field Guide]]></source>
<year>2012</year>
<publisher-loc><![CDATA[San Diego ]]></publisher-loc>
<publisher-name><![CDATA[San Diego Natural History Museum]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rivera-Rodríguez]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Rodríguez-Estrella]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Breeding biology of the crested caracara in the Cape Region of Baja California, Mexico]]></article-title>
<source><![CDATA[Journal of Field Ornithology]]></source>
<year>1998</year>
<volume>69</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>160-8</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Roberts]]></surname>
<given-names><![CDATA[N. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Ezcurra]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Climate]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Rebman]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Roberts]]></surname>
<given-names><![CDATA[C. Norman]]></given-names>
</name>
</person-group>
<source><![CDATA[Baja California Plant Field Guide]]></source>
<year>2012</year>
<page-range>1-12</page-range><publisher-loc><![CDATA[California ]]></publisher-loc>
<publisher-name><![CDATA[San Diego History Museum]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Turner]]></surname>
<given-names><![CDATA[R. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Bowers]]></surname>
<given-names><![CDATA[J. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Burgess]]></surname>
<given-names><![CDATA[T. L.]]></given-names>
</name>
</person-group>
<source><![CDATA[Sonoran Desert Plants: An Ecological Atlas]]></source>
<year>1995</year>
<publisher-loc><![CDATA[Arizona ]]></publisher-loc>
<publisher-name><![CDATA[The University of Arizona Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Valiente-Banuet]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Rojas-Martinez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Arizmendi]]></surname>
<given-names><![CDATA[M. D. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Davila]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pollination biology of two columnar cacti (Neobuxbaumia mezcalaensis and Neobuxbaumia macrocephala) in the Tehuacan Valley, central Mexico]]></article-title>
<source><![CDATA[American Journal of Botany]]></source>
<year>1997</year>
<volume>84</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>452</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Wolf]]></surname>
<given-names><![CDATA[B. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez del Río]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[How important are CAM succulents as sources of water and nutrients for desert consumers? A review]]></article-title>
<source><![CDATA[Isotopes in Environment and Health Science]]></source>
<year>2003</year>
<volume>39</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>53-67</page-range></nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zavala-Hurtado]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Díaz-Solis]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Repair, growth, age and reproduction in the giant columnar cactus Cephalocereus columna-trajani (Karwinski ex. Pfeiffer) Schumann (Cactaceae)]]></article-title>
<source><![CDATA[Journal of Arid Environments]]></source>
<year>1995</year>
<volume>31</volume>
<page-range>21-31</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
