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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20250115130433.0</controlfield>
  <controlfield tag="008">250115b2016    bl.|r|pooa||| 00| 0 por |</controlfield>
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    <subfield code="b">6100</subfield>
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    <subfield code="a">Vieira, F.M.C.</subfield>
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    <subfield code="a">Silva, I.J.O. </subfield>
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    <subfield code="a">Barbosa Filho, J.A.D. </subfield>
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    <subfield code="a">Vieira, A.M.C. </subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Influ&#xEA;ncia das condi&#xE7;&#xF5;es t&#xE9;rmicas do galp&#xE3;o de espera climatizado na mortalidade pr&#xE9;-abate de frangos de corte</subfield>
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    <subfield code="a">Publica&#xE7;&#xE3;o online; 31 ref.; 3 tables; Summaries (En, Pt)</subfield>
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RESUMO - Avaliou-se o efeito das condi&#xE7;&#xF5;es ambientais da espera pr&#xE9;-abate na mortalidade de frangos de corte, mantidos em galp&#xE3;o climatizado em um abatedouro comercial. Foram avaliados 215 caminh&#xF5;es de transporte de um abatedouro comercial quanto ao n&#xFA;mero de aves mortas durante as opera&#xE7;&#xF5;es pr&#xE9;-abate e &#xE0; temperatura retal dos animais em condi&#xE7;&#xE3;o de espera no abatedouro. Os dados foram obtidos no galp&#xE3;o de espera climatizado por meio de ventiladores e nebulizadores, em diferentes per&#xED;odos: manh&#xE3;, tarde e noite. As vari&#xE1;veis t&#xE9;rmicas, dist&#xE2;ncia, tempo de espera e densidade de aves por caixa foram consideradas na an&#xE1;lise. Destacaram-se os efeitos da temperatura, da umidade relativa e do tempo de espera na varia&#xE7;&#xE3;o tanto do n&#xFA;mero de aves mortas por caminh&#xE3;o quanto da temperatura retal dos animais. Com rela&#xE7;&#xE3;o &#xE0; intera&#xE7;&#xE3;o entre temperatura e umidade relativa interna do galp&#xE3;o de espera, houve efici&#xEA;ncia do ambiente climatizado no abatedouro quanto &#xE0; diminui&#xE7;&#xE3;o do n&#xFA;mero de aves mortas. A climatiza&#xE7;&#xE3;o foi mais expressiva na redu&#xE7;&#xE3;o do n&#xFA;mero de aves mortas e da temperatura retal quando a temperatura do galp&#xE3;o de espera estava entre 21 e 24&#xB0;C, principalmente em condi&#xE7;&#xF5;es de umidade relativa interna em torno de 70%. Nessas condi&#xE7;&#xF5;es climatizadas, o tempo de espera acima de duas horas proporcionou maior conforto &#xE0;s aves.


Palavras-chave: abatedouro, avicultura, mortes na chegada, opera&#xE7;&#xF5;es pr&#xE9;-abate </subfield>
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ABSTRACT - The effect of environment conditions of preslaughter lairage on broiler mortality was assessed in the present study. Daily preslaughter data from 215 broiler flocks were recorded regarding the number of dead chickens during preslaughter operations and rectal temperature of broilers submitted to a lairage environment prior to slaughtering. A holding area at a slaughterhouse with environmental control was assessed. The thermal variables, distance between farms and slaughterhouse, lairage time and density of birds per cage was considered in this analysis. The effect of dry-bulb temperature, relative humidity and lairage time on death before arrival and rectal temperature was highlighted in this assessment. Regarding the interaction between temperature and inside relative humidity, a decrease in preslaughter mortality was observed due to exposure to a controlled environment. The environment control promoted an expressive reduction in dead birds and rectal temperature when the temperature inside the holding area was between 21 and 24 &#xB0;C, mainly with inside relative humidity around 70%. In these environment control conditions lairage above 2 hours was necessary to reduce the thermal stress of birds.


Keywords: death on arrival, poultry production, preslaughter operations, slaughterhouse</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">AVICULTURA</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">FRANGO DE CORTE</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CONDI&#xC7;&#xC3;O AMBIENTAL</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">ABATEDOURO</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">PRODU&#xC7;&#xC3;O ANIMAL</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">1643</subfield>
    <subfield code="9">347390</subfield>
    <subfield code="d">Belo Horizonte-MG Universidade Federal de Minas Gerais - Escola de Veterinaria 1983</subfield>
    <subfield code="o">2024-8403</subfield>
    <subfield code="t">Arquivo Brasileiro de Medicina Veterin&#xE1;ria e Zootecnia (Brazil)</subfield>
    <subfield code="x">0102-0935</subfield>
    <subfield code="g">v. 68(2) p. 475-482; (2016)</subfield>
    <subfield code="w">BR2024004427</subfield>
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    <subfield code="u">https://www.scielo.br/j/abmvz/a/gthSzStZ8Wgt5v8DPXGCpxF/?format=pdf&amp;lang=pt</subfield>
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    <subfield code="c">ANA</subfield>
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  <datafield tag="999" ind1=" " ind2=" ">
    <subfield code="c">329593</subfield>
    <subfield code="d">329593</subfield>
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