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  <leader>03179nab a2200277 i 4500</leader>
  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20250805201204.0</controlfield>
  <controlfield tag="008">250805b2022    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">P33</subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Magalh&#xE3;es, Sulamirtes S. de A. </subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Weber, Oscarlina L. dos S.</subfield>
  </datafield>
  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Phosphorus fractions in Cerrado Oxisols fertilized with liquid swine wastewater</subfield>
  </datafield>
  <datafield tag="500" ind1=" " ind2=" ">
    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 20 ref.; 3 illus; 3 tables; Sumaries (En, Pt)</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">
ABSTRACT: Knowledge of the forms of phosphorus (P) accumulation in soils that received successive applications of swine waste is essential to prevent the potential contamination risk of shallow waters. This study aimed to evaluate the forms of P accumulation in Cerrado Oxisols subjected to successive applications of liquid swine wastewater. Soil samples were collected from areas with and without use history of swine waste in the 0-0.10 and 0.10-0.20 m soil layers in Campo Verde and Nova Mutum, MT, Brazil. A sequential chemical fractionation was performed, determining the total and available P concentrations. The main forms of P accumulated in the 0-0.20 m layer, despite the soil texture and usage or not of swine wastewater, were residual P and moderately labile P. There was no predominance of more available P forms concerning the unavailable forms when comparing areas with and without the use of swine waste.

Key words: organic fertilization, sequential extraction, agro-industrial wastes</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
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RESUMO: O conhecimento das formas de acumula&#xE7;&#xE3;o de f&#xF3;sforo (P) em solos, que receberam sucessivas aplica&#xE7;&#xF5;es de dejetos de su&#xED;nos &#xE9; essencial para prevenir o risco potencial de contamina&#xE7;&#xE3;o das &#xE1;guas superficiais. O objetivo deste estudo foi avaliar as formas de ac&#xFA;mulo de P em Oxisols de Cerrado submetidos a sucessivas aplica&#xE7;&#xF5;es de dejeto l&#xED;quido de su&#xED;no. Foram coletadas amostras de solos em &#xE1;reas com e sem hist&#xF3;rico de uso de dejeto su&#xED;no, nas camadas de 0-0,10 e 0, 10-0, 20 m em Campo Verde e Nova Mutum, MT, Brasil. Foi realizado o fracionamento qu&#xED;mico sequencial e determinados os teores totais e dispon&#xED;veis de P. As principais formas de P acumuladas na camada de 0-0,20 m, independente da textura do solo e uso ou n&#xE3;o de dejeto de su&#xED;no, foram o P residual e o P moderadamente l&#xE1;bil. N&#xE3;o houve predomin&#xE2;ncia de formas de P mais dispon&#xED;veis em rela&#xE7;&#xE3;o &#xE0;s formas n&#xE3;o dispon&#xED;veis, quando foram comparadas &#xE1;reas com e sem uso de dejeto su&#xED;no.

Palavras-chave: aduba&#xE7;&#xE3;o org&#xE2;nica, extra&#xE7;&#xE3;o sequencial, res&#xED;duo agroindustrial</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">ADUBO ORG&#xC2;NICO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">F&#xD3;SFORO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">PROPRIEDADE F&#xCD;SICO-QU&#xCD;MICA</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">RES&#xCD;DUO AGROINDUSTRIAL</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">3534</subfield>
    <subfield code="9">317817</subfield>
    <subfield code="d">Campina Grande-PB Universidade Federal de Campina Grande. Centro de Ci&#xEA;ncias e Tecnologia 1997</subfield>
    <subfield code="o">2024-4536</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. 26 (1) p. 3-10; (2022)</subfield>
    <subfield code="w">BR2025003498</subfield>
  </datafield>
  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/rbeaa/a/hzhrSTcrb4x7sKdLsGsXZyP/?format=pdf&amp;lang=en</subfield>
  </datafield>
  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">ANA</subfield>
  </datafield>
  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">337471</subfield>
    <subfield code="d">337471</subfield>
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