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  <leader>04696nab a2200277 i 4500</leader>
  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20250926150553.0</controlfield>
  <controlfield tag="008">250926b2021    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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  <datafield tag="072" ind1=" " ind2=" ">
    <subfield code="a">H01</subfield>
    <subfield code="b">0336</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Marques, Matheus G. </subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Cunha, Jo&#xE3;o Paulo A. R. da </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Alves, Guilherme S. </subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Dicamba residues in sprayers: Phytotoxicity on non-dicamba tolerant soybean</subfield>
  </datafield>
  <datafield tag="500" ind1=" " ind2=" ">
    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 26 ref.; 5 tables; Sumaries (En, Pt)</subfield>
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    <subfield code="a">

ABSTRACT: This study aimed to evaluate the dicamba residue after cleanout procedures in sprayers with different tank materials (fiberglass and polyethylene) and its effects on the symptomology of non-dicamba tolerant (DT) soybean. The experiment consisted of spraying rinsates collected during a cleanout of boom sprayers on non-DT soybean at the V3 stage. Once the dicamba solution was mixed in the sprayer tank and sprayed, four rinses were made, and for each rinse, a sample was collected. The dicamba residue analyses in each rinse solution were conducted in a completely randomized design with three replicates in a 2 &#xD7; 4 factorial scheme, corresponding to two sprayer tank materials (fiberglass and polyethylene) and four rinses, using High-Performance Liquid Chromatograph (HPLC). The evaluation of the potential risk of injury on non-DT soybean caused by dicamba residue was conducted in a randomized block design with four replicates and a 2 &#xD7; 4 + 1 factorial scheme, corresponding to two types of sprayer tank material (fiberglass and polyethylene), four rinses, and control (without application). The dicamba was effectively removed using at least three rinses regardless of spray tank material. Fiberglass tank sprayer retained more residue in the first rinsate, but similar to polyethylene tank sprayer in the following rinses. Plant height was reduced by spraying rinsates collected from the first rinse regardless of tank material. In contrast, visual estimation of injury and reduced yield were observed due to the rinsate application collected from the first and second rinses.

Key words: tank contamination, tank residue, fiberglass tank, polyethylene tank, non-dicamba resistant soybean</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">

RESUMO: O objetivo deste estudo foi avaliar o res&#xED;duo de dicamba ap&#xF3;s a limpeza de pulverizadores com tanques de diferentes materiais (fibra de vidro e polietileno), e os efeitos desse res&#xED;duo na sintomatologia de soja n&#xE3;o-tolerante ao dicamba. O experimento consistiu na pulveriza&#xE7;&#xE3;o de &#xE1;gua coletada nos enx&#xE1;gues durante a limpeza dos pulverizadores em soja n&#xE3;o-resistente ao dicamba no est&#xE1;dio V3. Depois que a solu&#xE7;&#xE3;o com dicamba foi misturada no tanque do pulverizador e pulverizada, quatro enx&#xE1;gues foram feitos e, para cada enx&#xE1;gue, uma amostra foi coletada. As an&#xE1;lises do res&#xED;duo de dicamba nos enx&#xE1;gues foram realizadas em delineamento inteiramente casualizado, com tr&#xEA;s repeti&#xE7;&#xF5;es no esquema fatorial 2 &#xD7; 4, correspondendo a dois tipos de material do tanque (fibra de vidro e polietileno) e quatro enx&#xE1;gues, utilizando Cromatografia L&#xED;quida de Alta Efici&#xEA;ncia (CLAE). A avalia&#xE7;&#xE3;o do risco potencial de inj&#xFA;ria em soja por res&#xED;duo de dicamba foi realizada em um delineamento em blocos casualizados, com quatro repeti&#xE7;&#xF5;es, no esquema fatorial 2 &#xD7; 4 + 1, correspondendo a dois tipos de material do tanque (fibra de vidro e polietileno), quatro enx&#xE1;gues e controle (sem aplica&#xE7;&#xE3;o). O dicamba foi removido efetivamente com a realiza&#xE7;&#xE3;o de pelo menos tr&#xEA;s enx&#xE1;gues, independentemente do material do tanque. O pulverizador com tanque de fibra de vidro reteve mais res&#xED;duos no primeiro enx&#xE1;gue, mas foi similar ao pulverizador com tanque de polietileno nos enx&#xE1;gues seguintes. A altura das plantas foi reduzida pela aplica&#xE7;&#xE3;o do primeiro enx&#xE1;gue, independentemente do material do tanque, enquanto a estimativa visual de inj&#xFA;ria e a redu&#xE7;&#xE3;o da produtividade foram observadas pela aplica&#xE7;&#xE3;o do primeiro e segundo enx&#xE1;gues. 

Palavras-chave: contamina&#xE7;&#xE3;o de tanque, res&#xED;duo do tanque, tanque de fibra de vidro, tanque de polietileno, soja n&#xE3;o-resistente ao dicamba </subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">SOJA</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">PULVERIZADOR</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CONTAMINA&#xC7;&#xC3;O</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">DEFESA VEGETAL</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">3534</subfield>
    <subfield code="9">317812</subfield>
    <subfield code="d">Campina Grande-PB Universidade Federal de Campina Grande. Centro de Ci&#xEA;ncias e Tecnologia 1997</subfield>
    <subfield code="o">2024-4531</subfield>
    <subfield code="t">Revista Brasileira de Engenharia Agr&#xED;cola e Ambiental (Brazil)</subfield>
    <subfield code="x">1415-4366</subfield>
    <subfield code="g">v. 25 (8) p. 573-579; (2021)</subfield>
    <subfield code="w">BR2025002049</subfield>
  </datafield>
  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/rbeaa/a/zN8KPjZC9X5fbD47twvKwQv/?format=pdf&amp;lang=en</subfield>
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  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">ANA</subfield>
  </datafield>
  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">338407</subfield>
    <subfield code="d">338407</subfield>
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