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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20241112100345.0</controlfield>
  <controlfield tag="008">241112b2020    bl.ar|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">F04</subfield>
    <subfield code="b">0120</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Basso, Claudir Jos&#xE9; </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Pinto, Marlo Adriano Bison </subfield>
  </datafield>
  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Gonzatto, Rog&#xE9;rio </subfield>
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    <subfield code="a">Pujol, Stefen Barbosa </subfield>
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    <subfield code="a">Souza, Fernanda Marcolan de </subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Management of liquid swine manure: impact on mineral nitrogen dynamics and corn yield</subfield>
  </datafield>
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    <subfield code="a">
Publica&#xE7;&#xE3;o online; 31 ref.; 5 illus.; Summaries (En, Pt)</subfield>
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ABSTRACT - The agronomic efficiency of liquid swine manure (LSM) depends on the use of strategies to mitigate nitrogen (N) losses after its application to the soil, and thus preserve its fertilizing potential. In order to evaluate the injection of LSM into the soil and the addition of a nitrification inhibitor, as ways to increase its efficiency as a N source to the corn crop in the no-tillage system, an experiment was carried out under an Aluminofferic Red  Latosol.  The  used  treatments  were:  one  control,  surface  application  (total  area)  of  LSM,  injection  of  LSM  in  furrows,  surface application (total area) of LSM + dicyandiamide (DCD), injection of LSM + DCD in furrows, and mineral fertilization. The mineral N in the soil and number of rows per ear, number of grains per row, 1,000-grain mass and grain yield for corn were evaluated. One day after the application of the treatments, the recovery of the mineral N in the soil with the injection of LSM exceeded by 10 kg ha-1 that observed with the superficial application.  With  DCD,  the  recovery  of  anionic  forms  (NO2-and  NO3-) in the soil was lower in the first 20 days after the application, with the change in the N dynamics caused by DCD resulting in a higher content of mineral N at 30 days after sowing. The transformation rate for the anionic forms of mineral N in the soil is reduced with the addition of DCD. The injection of LSM with DCD does not differ from mineral fertilization, in terms  of corn grain yield. 


KEYWORDS: Zea  mays  L., nitrification inhibitor, organic fertilization</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
    <subfield code="a">

RESUMO - Manejo de dejeto l&#xED;quido su&#xED;no: impacto sobre a din&#xE2;mica de nitrog&#xEA;nio mineral e produtividade de milho - A efici&#xEA;ncia agron&#xF4;mica do dejeto l&#xED;quido de su&#xED;nos (DLS) depende  do  emprego  de  estrat&#xE9;gias  para  mitigar  as  perdas  de  nitrog&#xEA;nio (N) ap&#xF3;s sua aplica&#xE7;&#xE3;o no solo, e assim preservar seu potencial fertilizante. A fim de avaliar a inje&#xE7;&#xE3;o de DLS no solo e a adi&#xE7;&#xE3;o de inibidor de nitrifica&#xE7;&#xE3;o, como formas de aumentar sua efici&#xEA;ncia como fonte de N &#xE0; cultura do milho no sistema plantio direto,  foi  conduzido  um  experimento  sob  Latossolo  Vermelho  Aluminof&#xE9;rrico. Os tratamentos utilizados foram: uma testemunha, aplica&#xE7;&#xE3;o em superf&#xED;cie (&#xE1;rea total) de DLS, inje&#xE7;&#xE3;o de DLS em sulcos, aplica&#xE7;&#xE3;o em superf&#xED;cie (&#xE1;rea total) de DLS + dicianodiamida (DCD),  inje&#xE7;&#xE3;o  de  DLS  +  DCD  em  sulcos  e  aduba&#xE7;&#xE3;o  mineral.  Avaliaram-se o N mineral no solo e o n&#xFA;mero de fileiras por espiga, n&#xFA;mero de gr&#xE3;os por fileira, massa de mil gr&#xE3;os e a produtividade de milho. Um dia ap&#xF3;s a aplica&#xE7;&#xE3;o dos tratamentos, a recupera&#xE7;&#xE3;o de N mineral no solo com a inje&#xE7;&#xE3;o de DLS superou em 10 kg ha-1o observado com a aplica&#xE7;&#xE3;o superficial. Com DCD, a recupera&#xE7;&#xE3;o de formas ani&#xF4;nicas (NO2- e NO3-) no solo foi menor nos primeiros 20 dias ap&#xF3;s a aplica&#xE7;&#xE3;o, sendo que a altera&#xE7;&#xE3;o na din&#xE2;mica do N provocada por DCD resultou em maior conte&#xFA;do de N mineral aos 30 dias ap&#xF3;s a semeadura. A velocidade de transforma&#xE7;&#xE3;o para as formas ani&#xF4;nicas de N mineral no solo &#xE9; reduzida com a adi&#xE7;&#xE3;o de DCD. A inje&#xE7;&#xE3;o de DLS com DCD n&#xE3;o difere da aduba&#xE7;&#xE3;o mineral, quanto &#xE0; produtividade de gr&#xE3;os de milho. 


PALAVRAS-CHAVE: Zea  mays  L., inibidor de nitrifica&#xE7;&#xE3;o, aduba&#xE7;&#xE3;o org&#xE2;nica.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">MILHO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">PLANTIO DIRETO</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">AN&#xC1;LISE DO SOLO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">ADUBO ORG&#xC2;NICO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">NITROG&#xCA;NIO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">PRODUTIVIDADE</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">3248</subfield>
    <subfield code="9">317346</subfield>
    <subfield code="d">Goi&#xE2;nia-GO UFG. Escola de Agronomia 1999</subfield>
    <subfield code="o">2024-3998</subfield>
    <subfield code="t">Pesquisa Agropecu&#xE1;ria Tropical (Brazil)</subfield>
    <subfield code="x">1517-6398</subfield>
    <subfield code="g">v. 50 p. 1-10; (2020)</subfield>
    <subfield code="w">BR2024003187</subfield>
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  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://revistas.ufg.br/pat/article/view/64790/35790</subfield>
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  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">ANA</subfield>
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    <subfield code="c">328576</subfield>
    <subfield code="d">328576</subfield>
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