<?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>1405-3195</journal-id>
<journal-title><![CDATA[Agrociencia]]></journal-title>
<abbrev-journal-title><![CDATA[Agrociencia]]></abbrev-journal-title>
<issn>1405-3195</issn>
<publisher>
<publisher-name><![CDATA[Colegio de Postgraduados]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-31952017000200215</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Dinámica de brotación y densidad básica de la madera en rebrotes de tres especies dendroenergéticas]]></article-title>
<article-title xml:lang="en"><![CDATA[Dynamics of sprouting and basic density of wood in shoots of three wood species with dendroenergy potential]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ríos-Saucedo]]></surname>
<given-names><![CDATA[Julio C.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Acuña-Carmona]]></surname>
<given-names><![CDATA[Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cancino-Cancino]]></surname>
<given-names><![CDATA[Jorge]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rubilar-Pons]]></surname>
<given-names><![CDATA[Rafael]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Corral-Rivas]]></surname>
<given-names><![CDATA[José J.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rosales-Serna]]></surname>
<given-names><![CDATA[Rigoberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad de Concepción Facultad de Ciencias Forestales ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Chile</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Juárez del Estado de Durango Instituto de Silvicultura e Industria de la Madera ]]></institution>
<addr-line><![CDATA[Durango ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias  ]]></institution>
<addr-line><![CDATA[Durango ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>03</month>
<year>2017</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>03</month>
<year>2017</year>
</pub-date>
<volume>51</volume>
<numero>2</numero>
<fpage>215</fpage>
<lpage>227</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-31952017000200215&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-31952017000200215&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-31952017000200215&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La dinámica de brotación y la densidad básica son importantes en el manejo de especies para producción de biomasa con fines energéticos. Nuestro objetivo fue estudiar la dinámica de brotación y la densidad básica en Eucalyptus globulus Labill, E. denticulata Cook &amp; Ladiges y Acacia dealbata Link con tres densidades de plantación (5000, 10 000 y 15 000 árboles ha-1). El estudio se realizó en la región del Biobío, Chile, en tres fechas de evaluación (10, 21 y 31 meses después del corte; DC). A los 10 meses A. dealbata presentó el número mayor de rebrotes proventicios (5 a 19) en las tres densidades y luego el número disminuyó (4 a 7) a los 21 y 31 meses DC en 10 000 y 15 000 árboles ha-1. Eucalyptus denticulata y E. globulus mostraron de tres a ocho rebrotes proventicios y entre uno y cuatro a los 31 meses DC. En 2014, los rebrotes de E. denticulata presentaron densidad básica mayor (520 y 570 kg m-3). La densidad de los rebrotes de A. dealbata y E. globulus fue de 440 a 500 kg m-3. La densidad básica se redujo en 2015, pero E. denticulata conservó la superioridad (470 y 490 kg m-3). En tocones de dos años se registró nivel alto de brotación. En las tres especies, el número de rebrotes proventicios se redujo con el tiempo, lo que favoreció la poda natural. La densidad básica de la madera mostró valores similares a plantaciones adultas, lo que benefició la producción de biomasa para energía a partir de rebrotes como cultivos dendroenergéticos de rotación corta.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Sprouting dynamics and basic density are important in managing species for production of biomass with the aim of energy production. Our objective was to study sprouting dynamics and basic density in Eucalyptus globulus Labill, E. denticulata Cook &amp; Ladiges and Acacia dealbata Link with three plantation densities (5000, 10 000 and 15 000 trees ha-1). The study was conducted in the region of Biobío, Chile, on three evaluation dates (10, 21 and 31 months after cutting; AC). At 10 months, A. dealbata had the highest number of proventitious shoots (5 to 19) in the three densities. The number later decreased (4 to 7) at 21 and 31 months AC in 10 000 and 15 000 trees ha-1. Eucalyptus denticulata y E. globulus showed three to eight proventitious shoots and one to four at 31 months. In 2014, E. denticulata shoots had the highest basic density (520 and 570 kg m-3). The density of the A. dealbata and E. globulus shoots was between 440 and 500 kg m-3. Basic density decreased in 2015, but E. denticulata conserved its superiority (470 and 490 kg m-3). In two-year-old stumps, a high level of sprouting was recorded. In the three species, the number of proventitious shoots decreased over time, favoring natural pruning. Basic density of the wood had values similar to adult plantations, which benefited production of biomass for energy from shoots as short-rotation dendroenergy crops.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Eucalyptus globulus]]></kwd>
<kwd lng="es"><![CDATA[Eucalyptus denticulata]]></kwd>
<kwd lng="es"><![CDATA[Acacia dealbata]]></kwd>
<kwd lng="es"><![CDATA[cultivos leñosos]]></kwd>
<kwd lng="es"><![CDATA[monte bajo]]></kwd>
<kwd lng="es"><![CDATA[dendroenergía]]></kwd>
<kwd lng="en"><![CDATA[Eucalyptus globulus]]></kwd>
<kwd lng="en"><![CDATA[Eucalyptus denticulata]]></kwd>
<kwd lng="en"><![CDATA[Acacia dealbata]]></kwd>
<kwd lng="en"><![CDATA[woody crops]]></kwd>
<kwd lng="en"><![CDATA[low shrub]]></kwd>
<kwd lng="en"><![CDATA[dendroenergy]]></kwd>
</kwd-group>
</article-meta>
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