<?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>0034-7744</journal-id>
<journal-title><![CDATA[Revista de Biología Tropical]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. biol. trop]]></abbrev-journal-title>
<issn>0034-7744</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0034-77442018000200486</article-id>
<article-id pub-id-type="doi">10.15517/rbt.v66i2.33376</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estructura poblacional y distribución espacial del roble negro (Colombobalanus excelsa, Fagaceae), especie endémica, en fragmentos de bosque andino colombiano]]></article-title>
<article-title xml:lang="en"><![CDATA[Population structure and spatial distribution of black oak (Colombobalanus excelsa, Fagaceae), endemic species, in Colombian Andean forest fragments]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Aguirre-Acosta]]></surname>
<given-names><![CDATA[Natalia]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Botero-Echeverri]]></surname>
<given-names><![CDATA[Jorge Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mulstidisplinario de Biología Vegetal  ]]></institution>
<addr-line><![CDATA[ Córdoba]]></addr-line>
<country>Argentina</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Centro Nacional de Investigaciones de café  ]]></institution>
<addr-line><![CDATA[ Manizales]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2018</year>
</pub-date>
<volume>66</volume>
<numero>2</numero>
<fpage>486</fpage>
<lpage>494</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0034-77442018000200486&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0034-77442018000200486&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0034-77442018000200486&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Los bosques andinos en Colombia son reconocidos por su alta biodiversidad y endemismo, sin embargo han experimentado un severo proceso de fragmentación debido a procesos antrópicos. Como resultado de esto, muchas especies vulnerables han sido particularmente afectadas. Este es el caso del roble negro (Colombobalanus excelsa (Lozano, Hern. Cam., &amp; Henao) Nixon &amp; Crepet), especie endémica y poco estudiada de los Andes colombianos, cuya distribución está restringida a cuatro localidades en el país, una de ellas el sector suroriental del departamento del Huila. Con el fin de estudiar las poblaciones de roble negro en la Serrania de Peñas Blancas (Huila), localidad más sur de distribución; en 2006 se establecieron 16 parcelas de 50 x 20 m (1.6 ha) en fragmentos de bosque, donde se determinó la estructura etaria y la distribución espacial de esta especie. En total se registraron 1 228 individuos de roble negro entre adultos, juveniles y plántulas; los cuáles presentaron patrones de distribución Gamma y Weibull. Con estos resultados se pudo confirmar que la mayoría de los individuos se encuentran en las primeras clases diamétricas. Asimismo, sus poblaciones presentaron un patrón de distribución agregado debido al proceso de extracción de madera. Estos resultados indican que las poblaciones de roble negro se encuentran en una fase de recuperación despúes de una fuerte intervención antrópica. El conocimiento del actual estado de los bosques de roble negro, puede contribuir para el diseño de efectivos planes de conservacion de la especie en Colombia.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The Colombian Andean forests are recognized for its great biodiversity and endemism; however, they have undergone a severe process of fragmentation due to anthropic factors. As a result, many vulnerable species have been especially affected. That is the case of the black oak (Colombobalanus excelsa (Lozano, Hern. Cam., &amp; Henao) Nixon &amp; Crepet), an endemic and poorly studied species of the Colombian Andes, which has a distribution restricted to only four areas in the country, one of which is the Southeastern Huila region. To examine black oak populations in Serranía Peñas Blancas (Huila), in 2006 we studied the age structure and spatial distribution in plots of 50 x 20 m (1.6 ha) in forest fragments, in southern distribution. In total, 1 228 black oak species were registered among saplings, juvenile and adults, and they have distribution patterns Gamma and Weibull. These results confirm that the majority of the individuals are in the first diametric class. Also, these populations show an added distribution pattern due to the wood extraction process. These results indicate that black oak populations are in a recovery phase after forceful anthropic intervention. Knowing the current status of black oak forests can contribute to the design of effective conservation plans of this species in Colombia. Rev. Biol. Trop. 66(2): 486-494. Epub 2018 June 01.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[especie endémica]]></kwd>
<kwd lng="es"><![CDATA[árbol vulnerable]]></kwd>
<kwd lng="es"><![CDATA[conservación]]></kwd>
<kwd lng="es"><![CDATA[disturbio antrópico]]></kwd>
<kwd lng="es"><![CDATA[distribución restringida]]></kwd>
<kwd lng="en"><![CDATA[endemic species]]></kwd>
<kwd lng="en"><![CDATA[vulnerable tree]]></kwd>
<kwd lng="en"><![CDATA[conservation]]></kwd>
<kwd lng="en"><![CDATA[anthropic disturbance]]></kwd>
<kwd lng="en"><![CDATA[restricted distribution]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Aguirre-Acosta]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Palacio-Mejía]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Barrios-Leal]]></surname>
<given-names><![CDATA[D. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Botero Echeverri]]></surname>
<given-names><![CDATA[J. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Diversity and Genetic Structure of the Monotypic Genus Colombobalanus (Fagaceae) in Southeast of Colombian Andeans]]></article-title>
<source><![CDATA[Caldasia]]></source>
<year>2013</year>
<volume>35</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>123-33</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Alder]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Synnott]]></surname>
<given-names><![CDATA[T. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Permanent sample plot techniques for mixed tropical forests]]></article-title>
<source><![CDATA[Tropical Forestry Papers]]></source>
<year>1992</year>
<page-range>124</page-range><publisher-name><![CDATA[Oxford Forestry Institute]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Caldato]]></surname>
<given-names><![CDATA[S. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Vera]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Mac]]></surname>
<given-names><![CDATA[D. P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estructura poblacional de Ocotea puberula en un bosque secundario y primario de la selva mixta misionera]]></article-title>
<source><![CDATA[Ciencia forestal, Santa María]]></source>
<year>2002</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>25-32</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Calderón]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<source><![CDATA[Plantas colombianas en peligro, extintas o en duda]]></source>
<year>2001</year>
<publisher-loc><![CDATA[Colombia ]]></publisher-loc>
<publisher-name><![CDATA[Instituto Alexander von Humboldt. Bogotá]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cárdenas]]></surname>
<given-names><![CDATA[L. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Salinas]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<source><![CDATA[Libro rojo de plantas de Colombia. Especies maderables amenazadas, parte 1. Sinchi]]></source>
<year>2006</year>
<page-range>169</page-range><publisher-name><![CDATA[Instituto Amazónico de investigaciones biológicas]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cavelier]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Etter]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Deforestation of Montane Forest in Colombia as a Result of Illegal Plantations of Opium]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Churchill]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Balslev]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Forero]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Luteyn]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<source><![CDATA[Biodiversity and Conservation of Neotropical Montane Forest]]></source>
<year>1993</year>
<page-range>541-9</page-range><publisher-name><![CDATA[The New York Botanical Garden]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cleef]]></surname>
<given-names><![CDATA[A. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Rangel]]></surname>
<given-names><![CDATA[O. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Van Der Hammen]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[Jaramillo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[La vegetación de las selvas del transecto Buritaca]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[van der Hammen]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Ruiz]]></surname>
<given-names><![CDATA[P.M.]]></given-names>
</name>
</person-group>
<source><![CDATA[La Sierra Nevada de Santa Marta (Colombia), transecto Buritaca-La Cumbre. Studies on Tropical Andean Ecosystems]]></source>
<year>1984</year>
<page-range>267-406</page-range><publisher-loc><![CDATA[Berlin-Stuttgart ]]></publisher-loc>
<publisher-name><![CDATA[J. Cramer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Conrad]]></surname>
<given-names><![CDATA[K. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Perry]]></surname>
<given-names><![CDATA[J. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Woiwoid]]></surname>
<given-names><![CDATA[I. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Alexander]]></surname>
<given-names><![CDATA[C. J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Large-scale temporal changes in spatial pattern during declines of abundance and occupancy in a common moth]]></article-title>
<source><![CDATA[Journal of Insect Conservation]]></source>
<year>2006</year>
<volume>10</volume>
<page-range>53-64</page-range></nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Crawley]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<source><![CDATA[Plant Ecology]]></source>
<year>2003</year>
<edition>Second</edition>
<page-range>717</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Dávila]]></surname>
<given-names><![CDATA[E. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Alvis]]></surname>
<given-names><![CDATA[J. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Ospina]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Distribución espacial, estructura y volúmen de los bosques de roble negro (Colombobalanus excelsa (Lozano, Hern. Cam. &amp; Henao) Nixon &amp; Crepet) en el Parque Nacional Natural Cueva de los Guácharos]]></article-title>
<source><![CDATA[Colombia Forestal]]></source>
<year>2012</year>
<volume>15</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>207-14</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Devia-C]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Arenas]]></surname>
<given-names><![CDATA[H. S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluación del estatus ecosistémico y de manejo de los bosques de fagáceas (Quercus humboldtii y Trigonobalanus excelsus) en el norte de la Cordillera Oriental (Cundinamarca, Santander y Boyacá). Capitulo 3]]></article-title>
<source><![CDATA[Desarrollo sostenible en los Andes de Colombia (provincias del norte, Gutiérrez y Valderrama) Boyacá Colombia]]></source>
<year>1995</year>
<publisher-name><![CDATA[IDEADE]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Eslava]]></surname>
<given-names><![CDATA[J.A.]]></given-names>
</name>
<name>
<surname><![CDATA[López]]></surname>
<given-names><![CDATA[V.A.]]></given-names>
</name>
<name>
<surname><![CDATA[Olaya]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Contribución al conocimiento del régimen térmico y pluviométrico de Colombia]]></article-title>
<source><![CDATA[Colombia Geográfica]]></source>
<year>1986</year>
<volume>12</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>53-118</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Etter]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Mcalpine]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Wilson]]></surname>
<given-names><![CDATA[K.]]></given-names>
</name>
<name>
<surname><![CDATA[Phinn]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Possingham]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Regional patterns of agricultural land use and deforestation in Colombia. Agriculture]]></article-title>
<source><![CDATA[Ecosystems and Environment]]></source>
<year>2006</year>
<volume>114</volume>
<page-range>369-86</page-range></nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Fahrig]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Effects of Habitat Fragmentation on Biodiversity]]></article-title>
<source><![CDATA[Annual Review Ecology Evolution and Systematics]]></source>
<year>2003</year>
<volume>34</volume>
<page-range>487-515</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Forero]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[&#8220;Colombian Family Farmers&#8221; Adaptations to New Conditions in the World Coffee Market]]></article-title>
<source><![CDATA[Latin American Perspectives]]></source>
<year>2010</year>
<volume>37</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>93-110</page-range></nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[González]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ochoa]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Quintana]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Current land use trends and conservation of old growth forest habitats in the highland of Chiapas, Mexico]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Wilson]]></surname>
<given-names><![CDATA[M.H]]></given-names>
</name>
<name>
<surname><![CDATA[Sader]]></surname>
<given-names><![CDATA[S.A.]]></given-names>
</name>
</person-group>
<source><![CDATA[Conservation of neotropical migratory birds in Mexico]]></source>
<year>1995</year>
<page-range>190-8</page-range><publisher-loc><![CDATA[Maine ]]></publisher-loc>
<publisher-name><![CDATA[Maine Agriculture and Forest Experiment Station]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guariguata]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Saenz]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Post-logging acorn production and oak regeneration in a tropical montane forest, Costa Rica]]></article-title>
<source><![CDATA[Forest Ecology and Management]]></source>
<year>2002</year>
<volume>167</volume>
<numero>1-3</numero>
<issue>1-3</issue>
<page-range>285-93</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Guerrero]]></surname>
<given-names><![CDATA[S. B.]]></given-names>
</name>
<name>
<surname><![CDATA[Paz]]></surname>
<given-names><![CDATA[E. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Parrado]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Efectos de la intervención antrópica en la distribución de las semillas y plántulas de roble (Quercus humboldtii Bonpl., Fagaceae), en la cordillera oriental colombiana]]></article-title>
<source><![CDATA[Colombia Forestal]]></source>
<year>2010</year>
<volume>13</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>163-80</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="book">
<collab>INFOSTAT</collab>
<source><![CDATA[Manual del Usuario. Grupo InfoStat, FCA, Universidad Nacional de Córdoba]]></source>
<year>2004</year>
<edition>Primera</edition>
<publisher-loc><![CDATA[Argentina ]]></publisher-loc>
<publisher-name><![CDATA[Editorial Brujas]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Johnson]]></surname>
<given-names><![CDATA[N. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Kotz]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Balakrisnan]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<source><![CDATA[Continuous Univariate Distributions]]></source>
<year>1995</year>
<volume>1</volume>
<edition>Second</edition>
<page-range>756</page-range><publisher-name><![CDATA[John Wiley &amp; Sons, Inc]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<collab>Ministerio de Ambiente, Vivienda y Desarrollo Territorial</collab>
<article-title xml:lang=""><![CDATA[Resolución 383 de febrero de 2010. Por la cual se declaran las especies silvestres que se encuentran amenazadas en el territorio nacional y se toman otras determinaciones]]></article-title>
<source><![CDATA[Diario oficial]]></source>
<year>2010</year>
<numero>47635</numero>
<issue>47635</issue>
</nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Moreno]]></surname>
<given-names><![CDATA[J. S.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estructura poblacional del roble negro (Colombobalanus excels) en el Valle del Cauca, una herramienta para la formulación de una estrategia para su conservación]]></source>
<year>2014</year>
<publisher-name><![CDATA[Universidad Icesi]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Nixon]]></surname>
<given-names><![CDATA[K.C.]]></given-names>
</name>
<name>
<surname><![CDATA[Crepet]]></surname>
<given-names><![CDATA[W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trigonobalanus (Fagaceae): Taxonomic Status and Phylogenetic Relationships]]></article-title>
<source><![CDATA[American Journal of Botany]]></source>
<year>1989</year>
<volume>76</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>828-41</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Orme]]></surname>
<given-names><![CDATA[C. D. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Davies]]></surname>
<given-names><![CDATA[R.G.]]></given-names>
</name>
<name>
<surname><![CDATA[Burgues]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Eingenbrod]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Pickup]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
<name>
<surname><![CDATA[Olson]]></surname>
<given-names><![CDATA[V. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Owens]]></surname>
<given-names><![CDATA[I. P. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Global hotspots of species richness are not congruent with endemism or threat]]></article-title>
<source><![CDATA[Nature]]></source>
<year>2005</year>
<volume>436</volume>
<page-range>1016-9</page-range></nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Palacio-Mejía]]></surname>
<given-names><![CDATA[J. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernández-M]]></surname>
<given-names><![CDATA[J. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estado de la investigación en genética de la conservación de los robles (Fagacea) en Colombia]]></article-title>
<person-group person-group-type="editor">
<name>
<surname><![CDATA[Solano]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Vargas]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<source><![CDATA[Memorias del l Simposio Internacional de Robles y Ecosistemas Asociados]]></source>
<year>2006</year>
<page-range>291</page-range><publisher-loc><![CDATA[Bogotá ]]></publisher-loc>
<publisher-name><![CDATA[Fundación Natura-Pontificia Universidad Javeriana]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Parra-Aldana]]></surname>
<given-names><![CDATA[C. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Diez-Gómez]]></surname>
<given-names><![CDATA[M. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Moreno-Hurtado]]></surname>
<given-names><![CDATA[F. H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Regeneración Natural del Roble negro (Colombobalanus excelsa, Fagaceae) en dos Poblaciones de la Cordillera de los Andes, Colombia]]></article-title>
<source><![CDATA[Revista Facultad Nacional de Agronomía Medellín]]></source>
<year>2011</year>
<volume>64</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>6175-80</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perry]]></surname>
<given-names><![CDATA[J. N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Spatial analysis by distance indices]]></article-title>
<source><![CDATA[Journal of Animal Ecology]]></source>
<year>1995</year>
<volume>64</volume>
<page-range>303-14</page-range></nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perry]]></surname>
<given-names><![CDATA[J. N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Measures of spatial pattern for counts]]></article-title>
<source><![CDATA[Ecology]]></source>
<year>1998</year>
<volume>79</volume>
<page-range>1008-17</page-range></nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perry]]></surname>
<given-names><![CDATA[J. N.]]></given-names>
</name>
<name>
<surname><![CDATA[Bell]]></surname>
<given-names><![CDATA[E. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Smith]]></surname>
<given-names><![CDATA[R. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Woiwoid]]></surname>
<given-names><![CDATA[I. P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[SADIE: software to measure and model spatial pattern]]></article-title>
<source><![CDATA[Aspects of Applied Biology]]></source>
<year>1996</year>
<volume>46</volume>
<page-range>95-102</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pulido]]></surname>
<given-names><![CDATA[J. F.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biología reproductiva y conservación: el caso de la regeneración de bosques templados y subtropicales de robles (Quercus spp.)]]></article-title>
<source><![CDATA[Revista Chilena de Historia Natural]]></source>
<year>2002</year>
<volume>75</volume>
<page-range>5-15</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Saunders]]></surname>
<given-names><![CDATA[D. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hobbs]]></surname>
<given-names><![CDATA[R. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Margules]]></surname>
<given-names><![CDATA[C. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Biological Consequences of Ecosystem. A Review]]></article-title>
<source><![CDATA[Conservation Biology]]></source>
<year>1991</year>
<volume>5</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>18-32</page-range></nlm-citation>
</ref>
<ref id="B32">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sork]]></surname>
<given-names><![CDATA[V. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Davis]]></surname>
<given-names><![CDATA[F. W.]]></given-names>
</name>
<name>
<surname><![CDATA[Smouse]]></surname>
<given-names><![CDATA[P. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Apsit]]></surname>
<given-names><![CDATA[V. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Dyer]]></surname>
<given-names><![CDATA[R. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Fernandez]]></surname>
<given-names><![CDATA[J. F.]]></given-names>
</name>
<name>
<surname><![CDATA[Kuhn]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Pollen movement in declining populations of California Valley oak, Quercus lobata: where have all the fathers gone?]]></article-title>
<source><![CDATA[Molecular Ecology]]></source>
<year>2002</year>
<volume>11</volume>
<numero>9</numero>
<issue>9</issue>
<page-range>1657-68</page-range></nlm-citation>
</ref>
<ref id="B33">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Swaine]]></surname>
<given-names><![CDATA[M. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Lieberman]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Putz]]></surname>
<given-names><![CDATA[F. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The dynamics of tree populations in tropical forest: a review]]></article-title>
<source><![CDATA[Journal of Tropical Ecology]]></source>
<year>1987</year>
<volume>3</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>359-66</page-range></nlm-citation>
</ref>
<ref id="B34">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Urrego]]></surname>
<given-names><![CDATA[S. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Gonzáles]]></surname>
<given-names><![CDATA[A. C.]]></given-names>
</name>
</person-group>
<source><![CDATA[Estudios ecológicos en el área de influencia del proyecto hidroeléctrico Porce II]]></source>
<year>2000</year>
<page-range>232</page-range><publisher-name><![CDATA[Empresas públicas de Medellín]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B35">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Vallejo]]></surname>
<given-names><![CDATA[J. M. I.]]></given-names>
</name>
<name>
<surname><![CDATA[Londoño-V]]></surname>
<given-names><![CDATA[A. C.]]></given-names>
</name>
<name>
<surname><![CDATA[López-C.]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Galeano]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Álvarez-D.]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
<name>
<surname><![CDATA[Devia]]></surname>
<given-names><![CDATA[A.W.]]></given-names>
</name>
</person-group>
<source><![CDATA[Establecimiento de parcelas permanentes en bosques de Colombia]]></source>
<year>2005</year>
<page-range>310</page-range><publisher-loc><![CDATA[Bogotá D.C., Colombia ]]></publisher-loc>
<publisher-name><![CDATA[Instituto de Investigación en recursos biológicos Alexander von Humboldt]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B36">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Villa]]></surname>
<given-names><![CDATA[G. A. M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Caracterización diamétrica de las especies maderables en bosques primarios del cerro Murrucucú]]></source>
<year>2005</year>
<publisher-name><![CDATA[Universidad Nacional de Colombia, Facultad de Ciencias Agropecuarias]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B37">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Zar]]></surname>
<given-names><![CDATA[J. H.]]></given-names>
</name>
</person-group>
<source><![CDATA[Biostatistical Analisys]]></source>
<year>1999</year>
<edition>Fourth</edition>
<page-range>938</page-range><publisher-loc><![CDATA[New Jersey ]]></publisher-loc>
<publisher-name><![CDATA[Prentice Hall Inc]]></publisher-name>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
