<?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>S2310-34692020000100129</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Producción de semillas e indicadores reproductivos de Pinus tropicalis Morelet en un huerto semillero]]></article-title>
<article-title xml:lang="pt"><![CDATA[Produção de sementes e indicadores reprodutivos de Pinus tropicalis Morelet em um jardim de sementes]]></article-title>
<article-title xml:lang="en"><![CDATA[Seed productions and reproductive indicators in Pinus tropicalis Morelet from seed orchard]]></article-title>
</title-group>
<contrib-group>
<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[Geada López]]></surname>
<given-names><![CDATA[Gretel]]></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"  ]]></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>129</fpage>
<lpage>137</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S2310-34692020000100129&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S2310-34692020000100129&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S2310-34692020000100129&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Con el propósito de evaluar la viabilidad y salud reproductiva de una masa semillera de Pinus tropicalis Morelet como herramienta de manejo de una unidad productora de semillas, se evaluó la producción de semillas y el comportamiento de los indicadores reproductivos durante tres años consecutivos, a partir de una muestra de conos provenientes de 60 árboles. Los conos fueron diseccionados para su análisis. Se estimaron las variables potencial y eficiencia de semillas, así como la longitud del cono, escamas fértiles, proporción de semillas vanas, proporción de semillas llenas y estimadora de endogamia. Los indicadores no fueron similares para las tres cosechas. Los indicadores de potencial y la eficiencia de semillas fueron variables durante los años evaluados. Sin embargo, el porcentaje de semillas vanas fue superior al 15 % en todos los años, resultando en estimadores de endogamia por encima de lo admisible para áreas de producción de semillas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Síntese A fim de avaliar a viabilidade e saúde reprodutiva de uma massa de sementes de Pinus tropicalis Morelet como ferramenta de manejo de uma unidade de produção de sementes, a produção de sementes e o comportamento dos indicadores reprodutivos foram avaliados durante três anos consecutivos, com base em uma amostra de cones de 60 árvores. Os cones foram dissecados para análise. As variáveis de potencial e eficiência das sementes foram estimadas, assim como o comprimento do cone, escalas férteis, proporção de sementes vazias, proporção de sementes cheias e o estimador de consanguinidade. Os indicadores não foram semelhantes para as três culturas. Os indicadores de potencial de sementes e eficiência de sementes foram variáveis durante os anos avaliados. No entanto, a porcentagem de sementes vazias foi acima de 15% em todos os anos, resultando em estimadores de endogamia acima do permitido para as áreas de produção de sementes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In order to evaluate the viability and reproductive health of a seed mass of Pinus tropicalis Morelet as a management tool for a seed production center, seed production and the behavior of reproductive indicators were evaluated for three consecutive years, based on a sample of cones from 60 trees. The cones were dissected for their analysis. Potential and efficiency variables of seeds were estimated, as well as cone length, fertile scales, proportion of empty seeds, proportion of filled seeds and inbreeding estimator. The indicators were not similar for all three collection. The indicators of potential and seed efficiency were variable during the years evaluated. However, the percentage of empty seeds was higher than 15 % in all years, resulting in inbreeding estimators above the permissible for seed production areas.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[indicadores reproductivos]]></kwd>
<kwd lng="es"><![CDATA[potencial de semilla]]></kwd>
<kwd lng="es"><![CDATA[estimador de endogamia]]></kwd>
<kwd lng="es"><![CDATA[producción de semillas.]]></kwd>
<kwd lng="pt"><![CDATA[indicadores reprodutivos]]></kwd>
<kwd lng="pt"><![CDATA[potencial de sementes]]></kwd>
<kwd lng="pt"><![CDATA[estimador de consanguinidade]]></kwd>
<kwd lng="pt"><![CDATA[produção de sementes.]]></kwd>
<kwd lng="en"><![CDATA[reproductive indicators]]></kwd>
<kwd lng="en"><![CDATA[seed potential]]></kwd>
<kwd lng="en"><![CDATA[inbreeding estimator]]></kwd>
<kwd lng="en"><![CDATA[seed production.]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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