<?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>S0187-73802024000200209</article-id>
<article-id pub-id-type="doi">10.35196/rfm.2024.2.209</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Crecimiento del brote apical de Pinus hartwegii Lindl. En la montaña Tláloc, Texcoco, Estado de México]]></article-title>
<article-title xml:lang="en"><![CDATA[Growth of the apical shoot of Pinus hartwegii Lindl. In Tlaloc mountain, Texcoco, State of Mexico]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ventura-Palomeque]]></surname>
<given-names><![CDATA[Eddy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ramírez-Herrera]]></surname>
<given-names><![CDATA[Carlos]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mendoza-Hernández]]></surname>
<given-names><![CDATA[Norma Beatriz]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cibrián-Llanderal]]></surname>
<given-names><![CDATA[Víctor David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Equihua-Martínez]]></surname>
<given-names><![CDATA[Armando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Colegio de Postgraduados  ]]></institution>
<addr-line><![CDATA[Texcoco Estado de México]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2024</year>
</pub-date>
<volume>47</volume>
<numero>2</numero>
<fpage>209</fpage>
<lpage>216</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0187-73802024000200209&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0187-73802024000200209&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0187-73802024000200209&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Pinus hartwegii crece aproximadamente entre 3000 y 4200 msnm en el límite de la vegetación arbórea en las montañas de México y América Central. Es importante analizar el hábito de crecimiento de los árboles y la posibilidad para adaptarse a los cambios ambientales. De acuerdo con lo anterior, el objetivo del presente estudio fue comparar el crecimiento del brote apical de plantas de P. hartwegii en unidades de muestreo en tres altitudes en la montaña Tláloc por un año. Se establecieron tres unidades de muestreo de 1000 m2 a 3629, 3824 y 4012 msnm en esta montaña en Texcoco, Estado de México. Se midieron el diámetro y longitud de los brotes apicales de las plantas menores de 2.5 m de altura cada 30 días. Se registró el crecimiento del brote entre mayo de 2021 y mayo de 2022. Se detectaron diferencias significativas (P &#8804; 0.05) entre altitudes para las características estudiadas. Los diámetros promedio de los brotes variaron entre 15.14 ± 0.59 y 22.65 ± 0.73 mm. Las longitudes promedio de los brotes fueron de 10.87 ± 0.93 a 19.53 ± 2.37 cm. Los brotes apicales iniciaron el crecimiento, en promedio, entre los 74 ± 2.20 y 101 ± 6.60 días del año, y finalizaron, en promedio, entre los 214 ± 6.57 y 263 ± 9.71 días del año. El periodo de crecimiento varió en promedio entre 125 ± 13.86 y 177 ± 9.80 días. La correlación entre el diámetro del brote y la precipitación media anual fue moderada (r = 0.605, P &#8804; 0.0001). La longitud promedio y diámetro promedio del brote fueron mayores a los 4021 msnm. El brote apical inició el crecimiento primero en las plantas a los 3629 msnm y finalizó el crecimiento al último en las plantas a los 4021 msnm donde el periodo de crecimiento fue mayor.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Summary Pinus hartwegii grows approximately between 3000 and 4200 masl at the limit of tree vegetation in the mountains of Mexico and Central America. It is important to analyze growth habits of trees and the possibility to adapt to environmental changes. Accordingly, the aim of this study was to compare the growth of the apical shoot of P. hartwegii plants in sampled units at three altitudes in the Tlaloc Mountain for one year. Three sampling units of 1000 m2 were established at 3629, 3824 and 4021 masl in this mountain, in Texcoco, State of Mexico, Mexico. Diameter and length of apical shoots of plants less than 2.5 m tall were measured every 30 days. Shoot growth was recorded between May 2021 and May 2022. Significative differences (P &#8804; 0.05) were detected between altitudes for the studied traits. Average diameter of shoots varied between 15.14 ± 0.59 and 22.65 ± 0.73 mm. Average shoot length ranged from 10.87 ± 0.93 to 19.53 ± 2.37 cm. The apical shoots started growing, on average, between the 74 ±2.20 and 101 ± 6.60 days of the year and ended, on average, from the 214 ± 6.57 y 263 ± 9.71 days of the year. The length of the growth period varied on average from 125 ± 13.86 to 177 ± 9.80 days. The correlation between the shoot diameter and mean annual rainfall was moderate (r = 0.605 P &#8804; 0.0001). The average length and diameter of the shoot were the largest at 4021 masl. The apical shoot began growing first in plants at 3629 masl and lastly in plants at 4021 masl where the growth period was greater.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Pinus hartwegii]]></kwd>
<kwd lng="es"><![CDATA[altitud]]></kwd>
<kwd lng="es"><![CDATA[inicio de crecimiento]]></kwd>
<kwd lng="es"><![CDATA[periodo de crecimiento]]></kwd>
<kwd lng="es"><![CDATA[variables ambientales]]></kwd>
<kwd lng="en"><![CDATA[Pinus hartwegii]]></kwd>
<kwd lng="en"><![CDATA[elevation]]></kwd>
<kwd lng="en"><![CDATA[environmental variables]]></kwd>
<kwd lng="en"><![CDATA[growth beginning]]></kwd>
<kwd lng="en"><![CDATA[growth period]]></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[Alfaro-Ramírez]]></surname>
<given-names><![CDATA[F. U.]]></given-names>
</name>
<name>
<surname><![CDATA[Arredondo-Moreno]]></surname>
<given-names><![CDATA[J. T.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-Suárez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Endara-Agramont]]></surname>
<given-names><![CDATA[Á. R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Ecotono del límite superior del bosque de Pinus hartwegii Lindl.: estructura y límites altitudinales en el Nevado de Toluca, México]]></article-title>
<source><![CDATA[Revista Chapingo Serie Ciencias Forestales y del Ambiente]]></source>
<year>2017</year>
<volume>23</volume>
<page-range>261-73</page-range></nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Allen]]></surname>
<given-names><![CDATA[C. D.]]></given-names>
</name>
<name>
<surname><![CDATA[Breshears]]></surname>
<given-names><![CDATA[D. D.]]></given-names>
</name>
<name>
<surname><![CDATA[McDowell]]></surname>
<given-names><![CDATA[N. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[On underestimation of global vulnerability to tree mortality and forest die-off from hotter drought in the Anthropocene]]></article-title>
<source><![CDATA[Ecosphere]]></source>
<year>2015</year>
<volume>6</volume>
<page-range>1-55</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Case]]></surname>
<given-names><![CDATA[B. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Duncan]]></surname>
<given-names><![CDATA[R. P.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A novel framework for disentangling the scale-dependent influences of abiotic factors on alpine treeline position]]></article-title>
<source><![CDATA[Ecography]]></source>
<year>2014</year>
<volume>37</volume>
<page-range>838-51</page-range></nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Camarero]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Campelo]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Colangelo]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Valeriano]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Knorre]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Solé]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Rubio-Cuadrado]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Decoupled leaf-wood phenology in two pine species from contrasting climates: Longer growing seasons do not mean more radial growth]]></article-title>
<source><![CDATA[Agricultural and Forest Meteorology]]></source>
<year>2022</year>
<volume>327</volume>
<page-range>109223</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Chávez-Aguilar]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Campos-Ángeles]]></surname>
<given-names><![CDATA[G. V.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez-Suárez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Estructura y composición del bosque de Pinus hartwegii Lindl. en su distribución altitudinal en el Nevado de Toluca]]></article-title>
<source><![CDATA[Revista Mexicana de Ciencias forestales]]></source>
<year>2022</year>
<volume>13</volume>
<page-range>54-76</page-range></nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Correa-Díaz]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Gómez-Guerrero]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Velasco-Bautista]]></surname>
<given-names><![CDATA[E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A close up of daily temperature and moisture in two Mexican high-elevation forests]]></article-title>
<source><![CDATA[Madera y Bosques]]></source>
<year>2021</year>
<volume>7</volume>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Endara-Agramont]]></surname>
<given-names><![CDATA[A. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Calderón-Contreras]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Nava-Bernal]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Franco-Maass]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Analysis of fragmentation processes in high-mountain forests of the centre of Mexico]]></article-title>
<source><![CDATA[American Journal of Plant Sciences]]></source>
<year>2013</year>
<volume>4</volume>
<page-range>697-704</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Farjon]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Pérez de la Rosa]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Styles]]></surname>
<given-names><![CDATA[B. T.]]></given-names>
</name>
</person-group>
<source><![CDATA[Field Guide to the Pines of México and Central America]]></source>
<year>1997</year>
<page-range>151</page-range><publisher-loc><![CDATA[Kew, UK ]]></publisher-loc>
<publisher-name><![CDATA[Royal Botanic Gardens]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Gómez-Mendoza]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[Arriaga]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Modeling the effect of climate change on the distribution of oak and pine species of Mexico]]></article-title>
<source><![CDATA[Conservation Biology]]></source>
<year>2007</year>
<volume>21</volume>
<page-range>1545-55</page-range></nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[de Gruijter]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Brus]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Bierkens]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Knotters]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Sampling for Natural Resources Monitoring]]></source>
<year>2007</year>
<page-range>332</page-range><publisher-loc><![CDATA[Dordrecht, the Netherlands ]]></publisher-loc>
<publisher-name><![CDATA[Springer]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jeong]]></surname>
<given-names><![CDATA[S. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ho]]></surname>
<given-names><![CDATA[C. H.]]></given-names>
</name>
<name>
<surname><![CDATA[Gim]]></surname>
<given-names><![CDATA[H. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Brown]]></surname>
<given-names><![CDATA[M. E.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Phenology shifts at start vs. end of growing season in temperate vegetation over the Northern Hemisphere for the period 1982-2008]]></article-title>
<source><![CDATA[Global Change Biology]]></source>
<year>2011</year>
<volume>17</volume>
<page-range>2385-99</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Körner]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The use of &#8216;altitude&#8217; in ecological research]]></article-title>
<source><![CDATA[Trends in Ecology and Evolution]]></source>
<year>2007</year>
<volume>22</volume>
<page-range>569-74</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Li]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Song]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[Jin]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Yun]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Lyu]]></surname>
<given-names><![CDATA[Z.]]></given-names>
</name>
<name>
<surname><![CDATA[Cui]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Critical temperatures controlling the phenology and radial growth of Pinus sylvestris var. mongolica on the southern margin of a cold temperate coniferous forest]]></article-title>
<source><![CDATA[Ecological Indicators]]></source>
<year>2021</year>
<volume>126</volume>
</nlm-citation>
</ref>
<ref id="B14">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lindner]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Maroschek]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Netherer]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[Kremer]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Barbati]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[García-Gonzalo]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Marchetti]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Climate change impacts, adaptive capacity, and vulnerability of European forest ecosystems]]></article-title>
<source><![CDATA[Forest Ecology and Management]]></source>
<year>2010</year>
<volume>259</volume>
<page-range>698-709</page-range></nlm-citation>
</ref>
<ref id="B15">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Manzanilla-Quiñones]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[Aguirre-Calderón]]></surname>
<given-names><![CDATA[O. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Jiménez-Pérez]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Treviño-Garza]]></surname>
<given-names><![CDATA[E. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Yerena-Yamallel]]></surname>
<given-names><![CDATA[J. I.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Distribución actual y futura del bosque subalpino de Pinus hartwegii Lindl en el Eje Neovolcánico Transversal]]></article-title>
<source><![CDATA[Madera y Bosques]]></source>
<year>2019</year>
<volume>25</volume>
</nlm-citation>
</ref>
<ref id="B16">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Martínez-Berdeja]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Hamilton]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Bontemps]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Schmitt]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Wright]]></surname>
<given-names><![CDATA[J. W.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evidence for population differentiation among Jeffrey and Ponderosa pines in survival, growth and phenology]]></article-title>
<source><![CDATA[Forest Ecology and Management]]></source>
<year>2019</year>
<volume>434</volume>
<page-range>40-8</page-range></nlm-citation>
</ref>
<ref id="B17">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Matías]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Cambios en los límites de distribución de especies arbóreas como consecuencia de las variaciones climáticas]]></article-title>
<source><![CDATA[Ecosistemas]]></source>
<year>2012</year>
<volume>21</volume>
<page-range>91-6</page-range></nlm-citation>
</ref>
<ref id="B18">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mendizabal-Hernández]]></surname>
<given-names><![CDATA[L. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Alba-Landa]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Márquez R.]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez-García]]></surname>
<given-names><![CDATA[E. O.]]></given-names>
</name>
<name>
<surname><![CDATA[Cruz J.]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Martínez D.]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Crecimiento vegetativo de Pinus greggii Engelm. en Cerro de León, Villa Aldama, Veracruz, México]]></article-title>
<source><![CDATA[Foresta Veracruzana]]></source>
<year>2020</year>
<volume>22</volume>
<page-range>17-24</page-range></nlm-citation>
</ref>
<ref id="B19">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Menzel]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Trends in phenological phases in Europe between 1951 and 1996]]></article-title>
<source><![CDATA[International Journal of Biometeorology]]></source>
<year>2000</year>
<volume>44</volume>
<page-range>76-81</page-range></nlm-citation>
</ref>
<ref id="B20">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Montgomery]]></surname>
<given-names><![CDATA[R. A.]]></given-names>
</name>
<name>
<surname><![CDATA[Ricea]]></surname>
<given-names><![CDATA[K. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Stefanskia]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Richa]]></surname>
<given-names><![CDATA[R. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Reich]]></surname>
<given-names><![CDATA[P. B.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Phenological responses of temperate and boreal trees to warming depend on ambient spring temperatures, leaf habit, and geographic range]]></article-title>
<source><![CDATA[Proceedings of the National Academy of Sciences of the United States of America]]></source>
<year>2020</year>
<volume>117</volume>
<page-range>10397-405</page-range></nlm-citation>
</ref>
<ref id="B21">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Pérez-Suárez]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez-Albores]]></surname>
<given-names><![CDATA[J. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Vargas-Hernández]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Alfaro-Ramírez]]></surname>
<given-names><![CDATA[F. U.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A review of the knowledge of Hartweg&#700;s Pine (Pinus hartwegii Lindl.): current situation and the need for improved future projections]]></article-title>
<source><![CDATA[Trees]]></source>
<year>2022</year>
<volume>36</volume>
<page-range>25-37</page-range></nlm-citation>
</ref>
<ref id="B22">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Perry]]></surname>
<given-names><![CDATA[J. P.]]></given-names>
</name>
</person-group>
<source><![CDATA[The Pines of Mexico and Central America]]></source>
<year>1991</year>
<page-range>231</page-range><publisher-loc><![CDATA[Portland, Oregon, USA ]]></publisher-loc>
<publisher-name><![CDATA[Timber Press]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B23">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rapp]]></surname>
<given-names><![CDATA[J. M.]]></given-names>
</name>
<name>
<surname><![CDATA[Silman]]></surname>
<given-names><![CDATA[M. R.]]></given-names>
</name>
<name>
<surname><![CDATA[Clark]]></surname>
<given-names><![CDATA[J. S.]]></given-names>
</name>
<name>
<surname><![CDATA[Girardin]]></surname>
<given-names><![CDATA[C. A. J.]]></given-names>
</name>
<name>
<surname><![CDATA[Galiano]]></surname>
<given-names><![CDATA[D.]]></given-names>
</name>
<name>
<surname><![CDATA[Tito]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intra- and interspecific tree growth across a long altitudinal gradient in the Peruvian Andes]]></article-title>
<source><![CDATA[Ecology]]></source>
<year>2012</year>
<volume>93</volume>
<page-range>2061-72</page-range></nlm-citation>
</ref>
<ref id="B24">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rehfeldt]]></surname>
<given-names><![CDATA[G. E.]]></given-names>
</name>
</person-group>
<source><![CDATA[A spline model of climate for the Western United States]]></source>
<year>2006</year>
<page-range>21</page-range><publisher-loc><![CDATA[Fort Collins, Colorado, USA ]]></publisher-loc>
<publisher-name><![CDATA[Department of Agriculture, Forest Service, Rocky Mountain Research Station]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B25">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Rehfeldt]]></surname>
<given-names><![CDATA[G. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Leites]]></surname>
<given-names><![CDATA[L. P.]]></given-names>
</name>
<name>
<surname><![CDATA[Clair]]></surname>
<given-names><![CDATA[J. B. St.]]></given-names>
</name>
<name>
<surname><![CDATA[Jaquish]]></surname>
<given-names><![CDATA[B. C.]]></given-names>
</name>
<name>
<surname><![CDATA[Sáenz-Romero]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[López-Upton]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Joyce]]></surname>
<given-names><![CDATA[D. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Comparative genetic responses to climate in the varieties of Pinus ponderosa and Pseudotsuga menziesii: clines in growth potential]]></article-title>
<source><![CDATA[Forest Ecology and Management]]></source>
<year>2014</year>
<volume>324</volume>
<page-range>138-46</page-range></nlm-citation>
</ref>
<ref id="B26">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sáenz-Romero]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Rehfeldt]]></surname>
<given-names><![CDATA[G. E.]]></given-names>
</name>
<name>
<surname><![CDATA[Crookston]]></surname>
<given-names><![CDATA[N. L.]]></given-names>
</name>
<name>
<surname><![CDATA[Duval]]></surname>
<given-names><![CDATA[P.]]></given-names>
</name>
<name>
<surname><![CDATA[St-Amant]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
<name>
<surname><![CDATA[Beaulieu]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Richarson]]></surname>
<given-names><![CDATA[B. A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Spline models of contemporary, 2030, 2060 and 2090 climates for Mexico and their use in understanding climate-change impacts on the vegetation]]></article-title>
<source><![CDATA[Climatic Change]]></source>
<year>2010</year>
<volume>102</volume>
<page-range>595-623</page-range></nlm-citation>
</ref>
<ref id="B27">
<nlm-citation citation-type="book">
<collab>SAS Institute</collab>
<source><![CDATA[Guide for SAS® 9.4 Foundation for Microsoft Windows for x64]]></source>
<year>2012</year>
<page-range>47</page-range><publisher-loc><![CDATA[Cary, North Carolina, USA ]]></publisher-loc>
<publisher-name><![CDATA[SAS Institute Inc]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B28">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Shen]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[Tang]]></surname>
<given-names><![CDATA[Y.]]></given-names>
</name>
<name>
<surname><![CDATA[Chen]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Yang]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Wang]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Cui]]></surname>
<given-names><![CDATA[X.]]></given-names>
</name>
<name>
<surname><![CDATA[Cong]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Earlier-season vegetation has greater temperature sensitivity of spring phenology in Northern hemisphere]]></article-title>
<source><![CDATA[PLoS ONE]]></source>
<year>2014</year>
<volume>9</volume>
</nlm-citation>
</ref>
<ref id="B29">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Turcotte]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Morin]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Krause]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Deslauriers]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[Thibeault-Martel]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[The timing of spring rehydration and its relation with the onset of wood formation in black spruce]]></article-title>
<source><![CDATA[Agricultural and Forest Meteorology]]></source>
<year>2009</year>
<volume>149</volume>
<page-range>1403-9</page-range></nlm-citation>
</ref>
<ref id="B30">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Viveros-Viveros]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[Sáenz-Romero]]></surname>
<given-names><![CDATA[C.]]></given-names>
</name>
<name>
<surname><![CDATA[Vargas-Hernández]]></surname>
<given-names><![CDATA[J. J.]]></given-names>
</name>
<name>
<surname><![CDATA[López-Upton]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez-Valverde]]></surname>
<given-names><![CDATA[G.]]></given-names>
</name>
<name>
<surname><![CDATA[Santacruz-Varela]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Altitudinal genetic variation in Pinus hartwegii Lindl. I: height growth, shoot phenology, and frost damage in seedlings]]></article-title>
<source><![CDATA[Forest Ecology and Management]]></source>
<year>2009</year>
<volume>257</volume>
<page-range>836-42</page-range></nlm-citation>
</ref>
<ref id="B31">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Warwell]]></surname>
<given-names><![CDATA[M. V.]]></given-names>
</name>
<name>
<surname><![CDATA[Shaw]]></surname>
<given-names><![CDATA[R. G.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Phenotypic selection on growth rhythm in whitebark pine under climatic conditions warmer than seed origins]]></article-title>
<source><![CDATA[Journal of Evolutionary Biology]]></source>
<year>2018</year>
<volume>31</volume>
<page-range>1284-99</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
