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  <leader>03063nab a2200349 i 4500</leader>
  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20260320113606.0</controlfield>
  <controlfield tag="008">260320b2018    bl.qr|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="a">H60</subfield>
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    <subfield code="a">Silva, Rafael Augusto Andrade </subfield>
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    <subfield code="a">Oliveira, Cassiano Rodrigues de </subfield>
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    <subfield code="a">Melo, Christiane Augusta Diniz </subfield>
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    <subfield code="a">Mendes, Kassio Ferreira </subfield>
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    <subfield code="a">Reis, Marcelo Rodrigues dos </subfield>
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    <subfield code="a">Residual effect of tembotrione in soil with distinct textures and humidity</subfield>
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Publica&#xE7;&#xE3;o online; 20 ref.; 4 illus.; Summaries (En, Pt)</subfield>
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ABSTRACT:     The use of herbicides with extended residual periods enables a longer time of weed control, although it may cause toxicity in more sensitive crops after application. The aim of our study was to evaluate the residual effect of tembotrione in soil with distinct textures and humidity. In the first experiment, two bioassays were carried out in one clay-textured Oxisol, with different relative humidities - irrigated and with water deficit. In the second experiment, two bioassays were carried out in a medium-textured and in a clay-textured Oxisol, in different relative humidities. The residual tembotrione effect in soils with water deficit was up to 300 days after application, independently from soil texture. In humid soils, however, the period of this effect is reduced to 200 days long.   



Key words:      bioassays; crop rotation; phytotoxicity; soil persistence</subfield>
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RESUMO:   O uso de herbicidas com longo efeito residual possibilita o controle das plantas daninhas por um per&#xED;odo de tempo maior, mas podem proporcionar toxicidade em culturas sens&#xED;veis plantadas ap&#xF3;s sua utiliza&#xE7;&#xE3;o. O objetivo desta pesquisa foi avaliar o efeito residual do tembotrione no solo de textura e umidade contrastantes. No primeiro experimento, foram conduzidos dois bioensaios em Latossolo Vermelho-Amarelo de textura argilosa, com umidade contrastantes - irrigado e com d&#xE9;ficit h&#xED;drico; no segundo experimento, dois bioensaios em Latossolo Vermelho-Amarelo de textura m&#xE9;dia e argilosa, ambos com umidades contrastantes. O efeito residual do tembotrione em solos com d&#xE9;ficit h&#xED;drico &#xE9; de at&#xE9; 300 dias da aplica&#xE7;&#xE3;o, independente da textura do solo. Entretanto, esse efeito &#xE9; reduzido para 200 dias em solos &#xFA;midos.  



Palavras-chave:      bioensaios; fitointoxica&#xE7;&#xE3;o; persist&#xEA;ncia no solo; rota&#xE7;&#xE3;o de cultura.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">AN&#xC1;LISE DO SOLO</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">ROTA&#xC7;&#xC3;O DE CULTURA</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">ERVA DANINHA</subfield>
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    <subfield code="a">HERBICIDA</subfield>
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    <subfield code="a">RES&#xCD;DUO</subfield>
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    <subfield code="a">TOXIDEZ</subfield>
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  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">4656</subfield>
    <subfield code="9">360705</subfield>
    <subfield code="d">Recife-PE Universidade Federal Rural de Pernambuco 2006</subfield>
    <subfield code="o">2026-1087</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. 13(4) p. 1-5; (2018)</subfield>
    <subfield code="w">BR2026000012</subfield>
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    <subfield code="u">http://www.agraria.pro.br/ojs32/index.php/RBCA/article/view/v13i4a5594/292</subfield>
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    <subfield code="c">340489</subfield>
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