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  <leader>03832nab a2200301 i 4500</leader>
  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20230901080016.0</controlfield>
  <controlfield tag="008">230306b2018    bl ar|pooa||| 00|  0eng |</controlfield>
  <datafield tag="040" ind1=" " ind2=" ">
    <subfield code="a">BR-BrBNA</subfield>
    <subfield code="b">eng</subfield>
  </datafield>
  <datafield tag="072" ind1=" " ind2=" ">
    <subfield code="a">H60</subfield>
    <subfield code="b">3240</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Graat, Y.</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Bacha, A.L.</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Nepomuceno, M.P.</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Alves, P.L.C.A.</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Initial development of eucalyptus according to different desiccation periods of signalgrass</subfield>
  </datafield>
  <datafield tag="500" ind1=" " ind2=" ">
    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 21 ref.; 3 tables; 3 illus.; Summaries (En, Pt)</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">

ABSTRACT - This study aimed at evaluating the effects of different desiccation
periods of Urochloa decumbens on the initial development of Eucalyptus urograndis
(clone C-219H). The experiment was conducted in 100 liter concrete boxes, previously
filled with Dark-Red Latosol. U. decumbens was sown in all plots, except for the
control sample without covering. After 95 days from sowing, the herbicide glyphosate
(dose of 1,424 g a.e. ha-1) was sprayed at intervals of 0 (Apply-Plant), 7, 14, 21, 28 and
35 days before eucalyptus planting, plus a control sample without covering, totaling
seven treatments. A completely randomized design with six replications was used.
Eucalyptus plants were evaluated 30, 60 and 90 days after planting (DAP), when the
height of the plants and the diameter of the stem were determined. At the end of the
experimental period (90 DAP), the leaf area and the dry matter of leaves and stem
were measured. It is possible to conclude that the Apply-Plant modality was harmful
to some of the eucalyptus characteristics (E. urograndis - C-219H), while planting
the seedlings in periods over 14 days after the desiccation of U. decumbens plants
promoted a better development of the culture.

Keywords: Eucalyptus urograndis, Urochloa decumbens, plant cover, allelopathy</subfield>
  </datafield>
  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">

RESUMO - Objetivou-se neste trabalho avaliar os efeitos dos diferentes per&#xED;odos
de desseca&#xE7;&#xE3;o de plantas de capim-braqui&#xE1;ria (Urochloa decumbens) no
desenvolvimento inicial de Eucalyptus urograndis (clone C-219H). Conduziu-se
o experimento em caixas de cimento, com capacidade para 100 litros, previamente
preenchidas com solo Latossolo Vermelho-Escuro. A semeadura de U. decumbens
foi realizada em todas as parcelas, exceto na testemunha sem cobertura. Ap&#xF3;s
95 dias da semeadura, foi aplicado o herbicida glyphosate (dose de
1.424 g e.a. ha-1) em intervalos de 0 (Aplique e Plante), 7, 14, 21, 28 e 35 dias
antes do plantio das mudas de eucalipto, mais a testemunha sem cobertura,
totalizando sete tratamentos. Utilizou-se o delineamento inteiramente casualizado
com seis repeti&#xE7;&#xF5;es. As plantas de eucalipto foram avaliadas aos 30, 60 e 90 dias
ap&#xF3;s o plantio (DAP), nas quais se determinou a altura das plantas e o di&#xE2;metro
do caule. Ao t&#xE9;rmino do per&#xED;odo experimental (90 DAP), foi mensurada a &#xE1;rea
foliar e a massa seca das folhas e do caule. Conclui-se que a modalidade Aplique
e Plante foi prejudicial a algumas caracter&#xED;sticas do eucalipto (E. urograndis &#x2013;
C-219H), enquanto o plantio das mudas em per&#xED;odos superiores aos 14 dias ap&#xF3;s
a desseca&#xE7;&#xE3;o das plantas de U. decumbens promoveu melhor desenvolvimento da
cultura.

Palavras-chave: Eucalyptus urograndis, Urochloa decumbens, cobertura vegetal,
alelopatia.</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">EUCALIPTO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CAPIM UROCHLOA</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">COBERTURA VEGETAL</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">ALELOPATIA</subfield>
  </datafield>
  <datafield tag="773" ind1=" " ind2=" ">
    <subfield code="g">v. 36 p. 1-8; (2018)</subfield>
    <subfield code="t">Planta Daninha (Brazil)</subfield>
    <subfield code="w">BR2023000001</subfield>
    <subfield code="x">0100-8358; 1806-9681 (on-line)</subfield>
    <subfield code="0">886</subfield>
    <subfield code="9">1815</subfield>
    <subfield code="d">Londrina-PR : Sociedade Brasileira da Ci&#xEA;ncia das Plantas Daninhas, 1978</subfield>
    <subfield code="o">2023-031022</subfield>
  </datafield>
  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/pd/a/RcSMtm94LkBT3f96VGTpLSx/?format=pdf&amp;lang=en</subfield>
  </datafield>
  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">Anal&#xED;tica</subfield>
  </datafield>
  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">548</subfield>
    <subfield code="d">548</subfield>
  </datafield>
</record>
