<?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>2310-3469</journal-id>
<journal-title><![CDATA[Revista Cubana de Ciencias Forestales]]></journal-title>
<abbrev-journal-title><![CDATA[Rev cubana ciencias forestales]]></abbrev-journal-title>
<issn>2310-3469</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Pinar del Río Hermanos Saíz Montes de Oca]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2310-34692020000100122</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Caracterización de los estomas en la especie Juglans jamaicensis ssp. insularis (Griseb.) H. Schaarschm. (nogal del país.)]]></article-title>
<article-title xml:lang="pt"><![CDATA[Caracterização dos estômatos da espécie Juglans jamaicensis ssp. Insularis(Griseb.) H. Schaarschm. (Nogueira)]]></article-title>
<article-title xml:lang="en"><![CDATA[Characterization of stomata in the species Juglans jamaicensis ssp. insularis (Griseb.) H. Schaarschm.( walnut tree)]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera Calvo]]></surname>
<given-names><![CDATA[Caridad]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pérez Reyes]]></surname>
<given-names><![CDATA[Claudia María]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Armas Armas]]></surname>
<given-names><![CDATA[Irmina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Tamargo]]></surname>
<given-names><![CDATA[Armando Pérez]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Pinar del Río "Hermanos Saíz Montes de Oca" Facultad de Ciencias Forestales y Agropecuarias ]]></institution>
<addr-line><![CDATA[Pinar del Río ]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2020</year>
</pub-date>
<volume>8</volume>
<numero>1</numero>
<fpage>122</fpage>
<lpage>128</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2310-34692020000100122&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2310-34692020000100122&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2310-34692020000100122&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Juglans jamaicensis subsp insularis, es un endemismo de Pinar del Río, protegido por la Resolución 330/1999 del Ministerio de la Agricultura e incluido en la Lista Roja de la Flora Vascular Cubana. Es una especie que ha sido poco estudiada en su fisiología y anatomía. El presente estudio tiene como objetivo la caracterización de los estomas de Juglans jamaicensis subsp. insularis. Se realizaron impresiones epidérmicas con esmalte de uñas, en ambas caras de los folíolos. Estas fueron observadas con un microscopio óptico Novel (NLCD-307 B). A los estomas se les midió el largo y ancho con lente de 40x, la densidad por unidad de superficie (cm²) y el índice estomático. El tamaño promedio de los mismos es de 16,5 ìm de ancho por 19,9 ìm de longitud, considerándose estomas pequeños, con una alta densidad y un índice estomático de 15,82.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo Juglans jamaicensis subsp insularis, é um endemismo de Pinar del Río, protegido pela Resolução 330/1999 do Ministério da Agricultura e incluído na Lista Vermelha da Flora Vascular Cubana. É uma espécie que tem sido pouco estudada em sua fisiologia e anatomia. O presente estudo visa caracterizar os estômatos de Juglans jamaicensis subsp. insularis. As impressões epidérmicas foram feitas com esmaltes em ambos os lados das cúspides. Estes foram observados com um novo microscópio óptico (NLCD-307 B). O comprimento e largura dos estômatos foram medidos com uma lente de 40x, a densidade por unidade de área (cm²) e o índice estomático. O tamanho médio dos estômatos é de 16,5 ìm de largura por 19,9 ìm de comprimento. Os estômatos foram considerados pequenos, com uma alta densidade e um índice estomático de 15,82.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Juglans jamaicensis subsp insularis, is an endemism of Pinar del Río, protected by Resolution 330/1999 of the Ministry of Agriculture included in the Red List of Cuban Vascular Flora. It is a species that has been little studied in its physiology and anatomy. The present study aims to characterize the stomas of Juglans jamaicensis subsp. insularis. Epidermal impressions were made with nail polish on both sides of the leaflets. These were observed with a novel optical microscope (NLCD-307 B). The length and width of the stomas were measured with a 40x lens, the density per unit area (cm²) and the stomatic index. The average size of the stomas is 16.5 &#956;m wide and 19.9 &#956;m long. The stomas were considered small, with a high density and a stomatic index of 15.82.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Índice estomático]]></kwd>
<kwd lng="es"><![CDATA[densidad estomática]]></kwd>
<kwd lng="es"><![CDATA[tamaño de estomas.]]></kwd>
<kwd lng="pt"><![CDATA[Índice estomático]]></kwd>
<kwd lng="pt"><![CDATA[densidade estomática]]></kwd>
<kwd lng="pt"><![CDATA[tamanho do estoma.]]></kwd>
<kwd lng="en"><![CDATA[Stomatic index]]></kwd>
<kwd lng="en"><![CDATA[stomatic density]]></kwd>
<kwd lng="en"><![CDATA[stomata size.]]></kwd>
</kwd-group>
</article-meta>
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