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    <subfield code="a">Crescimento e Produ&#xE7;&#xE3;o de Eucalipto na Regi&#xE3;o do M&#xE9;dio Para&#xED;ba do Sul, RJ</subfield>
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RESUMO

Objetivou-se avaliar a produ&#xE7;&#xE3;o de sete materiais gen&#xE9;ticos de Eucalyptus, implantados no Munic&#xED;pio
de Paty do Alferes, Rio de Janeiro. Foram utilizadas quatro esp&#xE9;cies de eucalipto, um h&#xED;brido
Eucalyptus urophylla x E. grandis, oriundo de sementes, e dois clones de Eucalyptus urophylla x E. grandis,
denominados amarelo e branco. A regi&#xE3;o apresenta d&#xE9;ficit h&#xED;drico no solo de maio a setembro.
Ap&#xF3;s o plantio, foram avaliados a sobreviv&#xEA;ncia aos dois meses, o di&#xE2;metro &#xE0; altura de 1,30 m do
solo e a altura das plantas aos 18 e 80 meses. Nessa &#xFA;ltima medi&#xE7;&#xE3;o, seis &#xE1;rvores m&#xE9;dias de cada
material gen&#xE9;tico foram abatidas para determina&#xE7;&#xE3;o do volume e da biomassa do lenho. Eucalyptus
grandis, clone amarelo e Eucalyptus urophylla x grandis apresentaram os melhores desempenhos,
sendo os mais indicados para a forma&#xE7;&#xE3;o de povoamentos na regi&#xE3;o do M&#xE9;dio Para&#xED;ba do Sul,
RJ. Eucalyptus pellita foi o que obteve menor crescimento e produ&#xE7;&#xE3;o.

Palavras-chave: teste de esp&#xE9;cies, sele&#xE7;&#xE3;o de esp&#xE9;cies, crescimento de eucalipto.





Growth and Production of Eucalypto in Region the M&#xE9;dio Para&#xED;ba do Sul, RJ

ABSTRACT

This study aimed to evaluate the production of Eucalyptus genetic materials, implanted in the town
of Paty do Alferes, Rio de Janeiro. Were used four eucalyptus species, the hybrid Eucalyptus urophylla
x E. grandis, from seedlings and two clones (yellow and white) of Eucalyptus urophylla x E. grandis.
The region soil is water depleted from May to September. After planting, we evaluated the
survival at 2 months and the diameter to the height of 1.30 meter from the ground, and total
plant height at 18 and 80 months. In the latter measurement, six medium trees of each genetic
material were abated to determine the volume and biomass of the wood. Eucalyptus grandis,
yellow clone and Eucalyptus urophylla x E. grandis showed the best results, with the nominees for
the formation of settlements in the region M&#xE9;dio Para&#xED;ba do Sul, RJ. Eucalyptus pellita showed
lowest growth and yield.

Keywords: species testing, selection of species, eucalypt growth.</subfield>
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    <subfield code="a">EUCALYPTUS SPP</subfield>
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    <subfield code="a">SELE&#xC7;&#xC3;O</subfield>
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    <subfield code="a">ESP&#xC9;CIE</subfield>
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    <subfield code="0">2929</subfield>
    <subfield code="9">347945</subfield>
    <subfield code="d">Rio de Janeiro-RJ Instituto de Florestas - UFRRJ 1994</subfield>
    <subfield code="o">2025-0444</subfield>
    <subfield code="t">Floresta e Ambiente (Brazil)</subfield>
    <subfield code="x">1415-0980  /  ISSN 2179-8087 0nline</subfield>
    <subfield code="g">v. 24 p. 1-9; (2017)</subfield>
    <subfield code="w">BR2026000282</subfield>
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