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  <titleInfo>
    <title>Biological aspects and populational preference of Cotesia flavipes between Diatraea saccharalis and Diatraea flavipennella</title>
  </titleInfo>
  <name type="personal">
    <namePart>Barbosa, Vinícius de Oliveira</namePart>
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  <name type="personal">
    <namePart>Brito, Carlos Henrique de</namePart>
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  <name type="personal">
    <namePart>Oliveira, Robério de</namePart>
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  <name type="personal">
    <namePart>Lima, Rosângela Miranda de</namePart>
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  <name type="personal">
    <namePart>Silva, Jakellyne Felipe da</namePart>
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  <name type="personal">
    <namePart>Alves,  Júlio César Guimarães</namePart>
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      <roleTerm authority="marcrelator" type="text">creator</roleTerm>
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  <name type="personal">
    <namePart>Oliveira, Luana Vitória de Queiroz</namePart>
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  <name type="personal">
    <namePart>Batista, Jacinto de Luna</namePart>
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  <abstract>


ABSTRACT:    Biological aspects of wild and laboratory-reared populations of Cotesia flavipes was assessed parasitizing Diatraea saccharalis and Diatraea flavipennella. The experiments were conducted using a climate-controlled room adjusted to 26 ± 2 °C, relative  humidity  of  70  ±  10%,  and  12:12  h  (Light:  Dark)  photoperiod.  The  choice  and  no-choice  tests  were  run  using  arenas  holding infested pieces of stalks with parasitoid release inside the arena and allowed a searching time of 6 h. After this period, the stalks were opened and the larvae single reared until molting to pupa or forming parasitoid pupae. An experimental design completely randomized in a 2 × 2 factorial arrangement was performed. The wild population of C. flavipes exhibited preference and better performance parasitizing D. flavipennella. Research to evaluate the parasitism efficiency and quality of the parasitoids crossing wild and laboratory populations of C. flavipes is necessary to enhance field release success. 



Key words:      biological control; Braconidae; sugarcane</abstract>
  <abstract>


RESUMO:     Aspectos  biológicos  de  populações  de  campo  e  laboratório  de  Cotesia flavipes  foram  avaliados  em  função  do  parasitismo de Diatraea saccharalis e Diatraea flavipennella. Os experimentos foram conduzidos em sala climatizada ajustada à  temperatura  de  26  ±  2  °C,  umidade  relativa  de  70  ±  10%  e  fotoperíodo  de  12:12  (Luz:  Escuro).  Os  tratamentos  foram  representados por arenas contendo colmos infestados, com posterior liberação do parasitoide, com e sem chance de escolha e tempo de busca de 6 h. Após esse período os colmos foram abertos e as larvas individualizadas e alimentadas até a formação das pupas da praga ou da massa de pupas do parasitoide. Utilizou-se o delineamento experimental inteiramente casualizado em arranjo fatorial 2 × 2. Os resultados mostram que a população de campo de C. flavipes exibe preferência e parasitismo de D. flavipennella. Pesquisas que avaliem a eficiência de parasitismo e qualidade dos parasitoides oriundos do cruzamento entre as populações de campo e de laboratório de C. flavipes são recomendadas para que a liberação massal deste parasitoide seja eficiente.  



Palavras-chave:      controle biológico; Braconidae; cana-de-açúcar</abstract>
  <note>

Publicação online; 37 ref.; 6 tables; Summaries (En, Pt)</note>
  <subject>
    <topic>CANA-DE-AÇÚCAR</topic>
  </subject>
  <subject>
    <topic>PRAGA DE PLANTA</topic>
  </subject>
  <subject>
    <topic>PARASITOIDE</topic>
  </subject>
  <subject>
    <topic>CONTROLE BIOLÓGICO</topic>
  </subject>
  <subject>
    <topic>DEFESA VEGETAL</topic>
  </subject>
  <relatedItem type="host">
    <titleInfo>
      <title>Revista Brasileira de Ciências Agrárias (Brazil)</title>
    </titleInfo>
    <originInfo>
      <publisher>Recife-PE Universidade Federal Rural de Pernambuco 2006</publisher>
    </originInfo>
    <identifier>2026-1925</identifier>
    <identifier type="issn">1981-1160</identifier>
    <identifier type="local">BR2026000562</identifier>
    <part>
      <text>v. 15(4) p. 1-8; (2020)</text>
    </part>
  </relatedItem>
  <identifier type="uri">http://www.agraria.pro.br/ojs32/index.php/RBCA/article/view/v15i4a7689/5</identifier>
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    <url>http://www.agraria.pro.br/ojs32/index.php/RBCA/article/view/v15i4a7689/5</url>
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    <recordCreationDate encoding="marc">260508</recordCreationDate>
    <recordChangeDate encoding="iso8601">20260508111814.0</recordChangeDate>
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