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  <controlfield tag="008">250318b2017    bl.|r|pooa||| 00| 0 por |</controlfield>
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    <subfield code="a">Buzatti, A. </subfield>
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    <subfield code="a">Santos, C.P. </subfield>
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    <subfield code="a">Fernandes, M.A.M. </subfield>
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    <subfield code="a">Yoshitani, U.Y. </subfield>
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    <subfield code="a">Sprenger, L.K. </subfield>
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    <subfield code="a">Molento, M.B.</subfield>
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    <subfield code="a">Duddingtonia flagrans no controle de nematoides gastrintestinais de equinos em fases de vida livre </subfield>
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    <subfield code="a">Publica&#xE7;&#xE3;o online; 28 ref.; 3 illus.; Summaries  (En, Pt)</subfield>
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RESUMO - O objetivo deste estudo foi avaliar a atividade predat&#xF3;ria do fungo Duddingtonia flagrans contra larvas infectantes (L3) de nematoides  gastrintestinais na pastagem e no bolo fecal de equinos, em um per&#xED;odo de 21 dias. O delineamento experimental foi inteiramente ao acaso, com tr&#xEA;s grupos tratados (G1, G2 e G3) e um controle (C), com oito animais/grupo. Os tratados receberam 1,5x105 ; 3x105  e 6x105  clamid&#xF3;sporos de D. flagrans/kg-1peso vivo animal, G1, G2 e G3, respectivamente, durante 21 dias, com administra&#xE7;&#xE3;o a cada tr&#xEA;s dias. Foram delimitadas 36 &#xE1;reas de 1m2 cada, equivalendo a repeti&#xE7;&#xF5;es em triplicata para cada grupo. As fezes foram coletadas dos animais nos dias 0 (D0), 15 (D15) e 30 (D30 = sete dias ap&#xF3;s a &#xFA;ltima administra&#xE7;&#xE3;o dos tratamentos) e depositadas nessas &#xE1;reas de pastagem. O n&#xFA;mero de larvas presentes nos bolos fecais e na pastagem foi avaliado ap&#xF3;s 14 e 21 dias de cada etapa de deposi&#xE7;&#xE3;o. A avalia&#xE7;&#xE3;o da atividade predat&#xF3;ria de D. flagrans na pastagem e nos bolos fecais demonstrou que a redu&#xE7;&#xE3;o do n&#xFA;mero de L3 nos bolos fecais foi acompanhada pelo aumento da vari&#xE1;vel na pastagem. N&#xE3;o se constatou diferen&#xE7;a significativa entre os grupos avaliados em decorr&#xEA;ncia da temperatura m&#xE9;dia registrada durante o per&#xED;odo. As avalia&#xE7;&#xF5;es realizadas em um curto per&#xED;odo podem ser insuficientes para a avalia&#xE7;&#xE3;o do efeito do fungo.


Palavras-chave: Duddingtonia flagrans, fungos nemat&#xF3;fagos, Equus caballus, nematoides </subfield>
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ABSTRACT - The aim of this study was to evaluate the predatory activity of the fungus Duddingtonia flagrans against infective larvae (L3) of gastrointestinal nematodes of horses in the pasture and dung patch during a period of 21 days. The experimental design was completely randomized, with three groups treated (G1, G2 and G3) and a control (C), with eight animals/group. The treated animals received G1: 1.5x105 ; G2: 3x105  and G3: 6x105  chlamydospores of D. flagrans/kg body weight during 21 days. The experiment ran in the environment using 36 areas of 1 m2  delimited on pasture, where stool samples were distributed for each group, in triplicates. Feces were collected from the animals at days 0 (D0), 15 (D15) and 30 (D30) and deposited on the pasture areas. After 14 and 21 days of each deposition step , the number of L3 present in dung and pasture was evaluated. The number of L3 in the dung was accompanied by increase of the same variable in the pasture. The evaluation recorded in a short period may be insufficient to evaluate fungus development.


Keywords: Duddingtonia flagrans, nematophagous fungi, Equus caballus, nematodes</subfield>
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    <subfield code="a">CAVALO</subfield>
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    <subfield code="a">CONDI&#xC7;&#xC3;O AMBIENTAL</subfield>
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    <subfield code="a">DOEN&#xC7;A ANIMAL</subfield>
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    <subfield code="a">NEMATOIDE</subfield>
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    <subfield code="9">349155</subfield>
    <subfield code="d">Belo Horizonte-MG Universidade Federal de Minas Gerais - Escola de Veterinaria 1983</subfield>
    <subfield code="o">2025-1673</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. 69(2) p. 364-370; (2017)</subfield>
    <subfield code="w">BR2025000134</subfield>
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    <subfield code="u">https://www.scielo.br/j/abmvz/a/MCx6WfLStvS59hB5Qmh7PWC/?format=pdf&amp;lang=pt</subfield>
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