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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20241202200840.0</controlfield>
  <controlfield tag="008">241202b2017    bl.mr|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="a">BR-BrBNA</subfield>
    <subfield code="b">eng</subfield>
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    <subfield code="a">F62</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Alves, Magn&#xF3;lia Martins </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Alves, Edna Ursulino </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Ara&#xFA;jo, Luciana Rodrigues de </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Lima, Maria de Lourdes dos Santos</subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Substrate in the emergence and initial growth of seedlings of Caesalpinia pulcherrima</subfield>
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    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 19 ref.; 2 tables; Sumaries (En, Pt)</subfield>
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ABSTRACT - Caesalpinia pulcherrima is an exotic species belongs to the Fabaceae family commonly known as flamboyant-mirim, and widely used for urban forestry. This study aimed to evaluate the effect of different substrates on the emergence and early seedlings growth of C. pulcherrima. The experiment was conducted in a greenhouse belonging to the Centro de Ci&#xEA;ncias Agr&#xE1;rias, Universidade Federal da Para&#xED;ba. The experimental design was completely randomized and treatments had 14 substrates: sand, vegetable soil, vermiculite, wood dust, carbonized rice straw, vegetable soil + sand 1:1, sand + wood dust 1:1, sand + carbonized rice straw 1:1, earth + wood dust 1:1, vegetable soil + carbonized rice straw 1:1, vermiculite + sand 1:1, vermiculite + wood dust 1:1, vermiculite + earth 1:1 and vermiculite + carbonized rice straw 1:1. Evaluation of the effect of the treatments was through the following determinations: percentage of emergency, first count, index of germination speed, length and dry weight of roots and shoots. The vermiculite, vegetable soil + sand 1:1, vermiculite + sand 1:1, vermiculite + saw dust 1:1, are suitable for emergence and early growth of seedlings of Caesalpinia pulcherrima. Substrates saw dust and carbonized rice straw were responsible for the worst performers on emergence and seedling development.

Key words: Flamboyant mirim, ornamental species, seeds, vigor</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">

RESUMO - Caesalpinia pulcherrima &#xE9; uma esp&#xE9;cie ex&#xF3;tica que pertence &#xE0; fam&#xED;lia Fabaceae vulgarmente conhecida como flamboyant-mirim, e amplamente utilizadas para arboriza&#xE7;&#xE3;o urbana. O objetivo do trabalho foi avaliar o efeito de diferentes substratos sobre a emerg&#xEA;ncia e crescimento inicial de pl&#xE2;ntulas de C. pulcherrima. O experimento foi conduzido em casa de vegeta&#xE7;&#xE3;o pertencente ao Centro de Ci&#xEA;ncias Agr&#xE1;rias da Universidade Federal da Para&#xED;ba. O delineamento experimental foi inteiramente casualizado e os tratamentos foram compostos por 14 substratos: areia, terra vegetal, vermiculita, p&#xF3; de madeira, palha de arroz carbonizada, areia + terra vegetal 1:1, areia + p&#xF3; de madeira 1:1, areia + palha de arroz carbonizada 1:1, terra vegetal + p&#xF3; de madeira 1:1, terra vegetal + palha de arroz carbonizada 1:1, vermiculita + areia 1:1, vermiculita + p&#xF3; de madeira 1:1, vermiculita + terra vegetal 1:1 e vermiculita + palha de arroz de carbonizada 1:1. A avalia&#xE7;&#xE3;o do efeito dos tratamentos foi atrav&#xE9;s das seguintes determina&#xE7;&#xF5;es: porcentagem de emerg&#xEA;ncia, primeira contagem, &#xED;ndice de vermiculita, terra vegetal + areia 1:1, vermiculita + areia 1:1, vermiculita + p&#xF3; de madeira 1:1, s&#xE3;o adequados para a emerg&#xEA;ncia e crescimento inicial de mudas de Caesalpinia pulcherrima. Os substratos p&#xF3; de madeira e palha de arroz carbonizada foram os respons&#xE1;veis pelos piores desempenhos na emerg&#xEA;ncia e desenvolvimento de pl&#xE2;ntulas.

Palavras-chave: Flamboyant mirim, esp&#xE9;cie ornamental, sementes, vigor.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">&#xC1;RVORE ORNAMENTAL</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">SEMENTE</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">SUBSTRATO</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CRESCIMENTO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">EMERG&#xCA;NCIA DE CULTURA</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">2408</subfield>
    <subfield code="9">346529</subfield>
    <subfield code="d">Santa Maria-RS Universidade Federal de Santa Maria - Centro de Ci&#xEA;ncias Rurais 1991</subfield>
    <subfield code="o">2024-7200</subfield>
    <subfield code="t">Ci&#xEA;ncia Rural (Brazil)</subfield>
    <subfield code="x">0103-8478   Vers&#xE3;o online ISSN 1678-4596</subfield>
    <subfield code="g">v. 47(3) p. 1-5; (2017)</subfield>
    <subfield code="w">BR2024003799</subfield>
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  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/cr/a/TBmJMnWmvq9MFVQPBj4BZKS/?format=pdf&amp;lang=en</subfield>
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    <subfield code="c">ANA</subfield>
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  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">328960</subfield>
    <subfield code="d">328960</subfield>
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