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    <subfield code="a">Mews, Henrique Augusto </subfield>
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    <subfield code="a">Silv&#xE9;rio, Divino Vicente </subfield>
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    <subfield code="a">Lenza, Eddie </subfield>
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    <subfield code="a">Marimon, Beatriz Schwantes</subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Influ&#xEA;ncia de agrupamentos de bambu na din&#xE2;mica p&#xF3;s-fogo da vegeta&#xE7;&#xE3;o lenhosa de um cerrado t&#xED;pico, Mato Grosso, Brasil</subfield>
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    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 37 ref.; 1 table; 2 illus.; Summaries (En, Pt)</subfield>
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Resumo

Neste estudo foram avaliadas as mudan&#xE7;as na composi&#xE7;&#xE3;o flor&#xED;stica e na estrutura da vegeta&#xE7;&#xE3;o lenhosa logo ap&#xF3;s
inc&#xEA;ndio acidental ocorrido em s&#xED;tios de cerrado t&#xED;pico sem (SB, controle) e com (CB) agrupamentos do bambu
Actinocladum verticillatum em Nova Xavantina/MT. Foram amostrados todos os indiv&#xED;duos com di&#xE2;metro de
base (Db30) &#x2265; 3 cm antes e ap&#xF3;s o fogo em ambos os s&#xED;tios. A amostragem foi realizada em 30 parcelas de 10 &#xD7; 10 m, 
sendo 15 parcelas em cada s&#xED;tio. A ocorr&#xEA;ncia de fogo ocasionou mudan&#xE7;as na composi&#xE7;&#xE3;o flor&#xED;stica e
redu&#xE7;&#xF5;es na riqueza e diversidade de esp&#xE9;cies lenhosas mais evidentes no s&#xED;tio CB (perda de 61% das esp&#xE9;cies) em
rela&#xE7;&#xE3;o ao SB (perda de 20% das esp&#xE9;cies). Entretanto, o inc&#xEA;ndio ocasionou perda relativa de indiv&#xED;duos (67,4%
e 73,5%) e de &#xE1;rea basal (75,6% e 55,2%) semelhante entre os s&#xED;tios SB e CB, respectivamente, com exce&#xE7;&#xE3;o dos
indiv&#xED;duos de pequeno porte, os quais foram mais acentuadamente reduzidos no s&#xED;tio CB. Queimadas em &#xE1;reas
de cerrado com agrupamentos de A. verticillatum podem criar condi&#xE7;&#xF5;es de retroalimenta&#xE7;&#xE3;o positiva e resultar
na redu&#xE7;&#xE3;o da densidade de indiv&#xED;duos e na exclus&#xE3;o local de esp&#xE9;cies menos tolerantes ao fogo.

Palavras-chave: conserva&#xE7;&#xE3;o, ecologia do fogo, esp&#xE9;cies lenhosas, savana.




Abstract

The present study aimed to evaluate changes in floristic composition and structure of the woody vegetation
after an accidental fire occurred in sites of typical &#x201C;cerrado&#x201D; without (SB, control) and with (CB) clumps of
Actinocladum verticillatum bamboo in Nova Xavantina, Mato Grosso state. In both sites we sampled all woody
individuals with diameter at soil height (Db30= 30 cm aboveground) &#x2265; 3 cm, before and after the fire. Sampling
was performed in 30 plots of 10 &#xD7; 10 m, 15 at each site. The fire caused more evident changes in the floristic
composition and reductions in the richness and diversity of woody species in the CB (loss of 61% of species) than
in the SB site (loss of 20%). However, the fire caused similar relative loss of individuals (67.4% and 73.5%) and
basal area (75.6% and 55.2%) in SB and CB sites, respectively, with exception of small individuals, which were
more markedly reduced in CB site. Fires in cerrado areas occupied with clumps of A. verticillatum may create
conditions of positive feedback and result in decrease of density and local exclusion of species less tolerant to fire.

Key words: conservation, fire ecology, savanna, woody species.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CONSERVA&#xC7;&#xC3;O</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">FOGO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">PLANTA LENHOSA</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CERRADO</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">709</subfield>
    <subfield code="9">348215</subfield>
    <subfield code="d">Rio de Janeiro-RJ Jardim Botanico do Rio de Janeiro 1935</subfield>
    <subfield code="o">2025-0704</subfield>
    <subfield code="t">Rodrigu&#xE9;sia (Brazil)</subfield>
    <subfield code="x">0370-6583; 2175-7860 on-line</subfield>
    <subfield code="g">v. 64(2) p. 211-221; (2013)</subfield>
    <subfield code="w">BR2024004074</subfield>
  </datafield>
  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/rod/a/cSYkTXh37rv6X9Lq3t5Rprs/?format=pdf&amp;lang=pt</subfield>
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  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">ANA</subfield>
  </datafield>
  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">329829</subfield>
    <subfield code="d">329829</subfield>
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