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  <leader>03773nab a2200349 i 4500</leader>
  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20260408170054.0</controlfield>
  <controlfield tag="008">260408b2019    bl.qr|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">F03</subfield>
    <subfield code="b">0336</subfield>
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    <subfield code="a">Botelho, Frederico Jos&#xE9; Evangelista </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Oliveira, Jo&#xE3;o Almir </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Pinho, &#xC9;dila Vilela de Resende Von </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Carvalho, Everson Reis </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Resende, Marcela Pedroso Mendes </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Reis, Leandro Vilela </subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Quality of soybean seeds with different lignin content obtained from desiccated plants</subfield>
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    <subfield code="a">

Publica&#xE7;&#xE3;o online; 18 ref.; 8 tables; Summaries (En, Pt)</subfield>
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ABSTRACT:       Soybean  farmers  have  been  using  desiccation  to  anticipate  harvesting,  however,  this  technique  is  frequently  questioned when used in seeds production fields, since residues left by desiccants may harm the seeds quality, especially those with fragile tegument. The aim of this study was to evaluate how desiccants applied in different times affect the quality of soybean seeds  with  different  lignin  content  in  the  tegument.  Plants  of  cultivars  BRS  Silv&#xE2;nia  RR,  BRS  Valiosa  RR,  BRS  245  RR,  and  BRS 247 RR were desiccated with three commercial herbicides, besides one control treatment, in three application times, when seeds showed 30, 40, and 50% of water content. Seeds quality was evaluated performing the tests of germination, emergence, emergence  speed  index,  accelerated  aging,  electrical  conductivity,  tetrazolium  and  seed  yield.  The  lignin  content  in  soybean  seeds has high negative correlation with seed yield and with traits related to the seeds quality. In general, the plants desiccation with the herbicide Finale&#xAE; harms the seeds quality.  



Key words:      desiccants; Glycine max; vigor</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">


RESUMO:      Produtores  de  soja  tem  utilizado  herbicidas  dessecantes  para  antecipar  a  colheita,  entretanto,  essa  pr&#xE1;tica  &#xE9;  frequentemente questionada quando utilizada em campos de produ&#xE7;&#xE3;o de sementes, uma vez que os res&#xED;duos deixados pelos herbicidas dessecantes podem prejudicar a qualidade das mesmas, especialmente daquelas com tegumento fr&#xE1;gil. O objetivo nesse  estudo  foi  avaliar  como  dessecantes  aplicados  em  diferentes  &#xE9;pocas  afetam  a  qualidade  de  sementes  de  soja  com  diferentes teores de lignina no tegumento. Plantas das cultivares BRS Silv&#xE2;nia RR, BRS Valiosa RR, BRS 245 RR e BRS 247 RR foram dessecadas com tr&#xEA;s herbicidas comerciais, al&#xE9;m de um tratamento controle, em tr&#xEA;s &#xE9;pocas de aplica&#xE7;&#xE3;o, quando as sementes estavam com teores de &#xE1;gua de 30, 40 e 50%. A qualidade das sementes foi avaliada pelos testes de germina&#xE7;&#xE3;o, emerg&#xEA;ncia, &#xED;ndice de velocidade de emerg&#xEA;ncia, envelhecimento acelerado, condutividade el&#xE9;trica, tetraz&#xF3;lio e produtividade. Para o teor de lignina das sementes de soja h&#xE1; alta e negativa correla&#xE7;&#xE3;o com a produtividade e os caracteres relacionados &#xE0; qualidade fisiol&#xF3;gica das sementes. A desseca&#xE7;&#xE3;o das plantas com o herbicida Finale&#xAE; prejudica a qualidade das sementes. 



Palavras-chave:      dessecantes; Glycine max; vigor</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">SOJA</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">DESSECANTE</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">TESTE DE SEMENTES</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">GERMINA&#xC7;&#xC3;O</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">EMERG&#xCA;NCIA</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CONDUTIVIDADE EL&#xC9;TRICA</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">VIGOR</subfield>
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  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">4656</subfield>
    <subfield code="9">361507</subfield>
    <subfield code="d">Recife-PE Universidade Federal Rural de Pernambuco 2006</subfield>
    <subfield code="o">2026-1518</subfield>
    <subfield code="t">Revista Brasileira de Ci&#xEA;ncias Agr&#xE1;rias (Brazil)</subfield>
    <subfield code="x">1981-1160</subfield>
    <subfield code="g">v. 14(3) p. 1-7; (2019)</subfield>
    <subfield code="w">BR2026000090</subfield>
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  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">http://www.agraria.pro.br/ojs32/index.php/RBCA/article/view/v14i3a5674/181</subfield>
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  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">ANA</subfield>
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    <subfield code="c">341292</subfield>
    <subfield code="d">341292</subfield>
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