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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20231219100357.0</controlfield>
  <controlfield tag="008">231219b2021    bl.qr|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="b">eng</subfield>
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    <subfield code="a">Santos, Jo&#xE3;o Marcos Rodrigues dos</subfield>
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    <subfield code="a">Taniguchi, Carlos Alberto Kenji </subfield>
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    <subfield code="a">Silva, Christiana de F&#xE1;tima Bruce da</subfield>
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    <subfield code="a">Natale, William</subfield>
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    <subfield code="a">Artur, Adriana Guirado</subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Trichoderma in the promotion of growth and nutrition of dwarf cashew rootstock</subfield>
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Publica&#xE7;&#xE3;o online; 37 ref.; 4 tables; Summaries (En, Pt)</subfield>
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ABSTRACT - Inoculation of microorganisms in plants performs important functions related to plant growth and nutrition.
The responses are based on hormonal stimulation and improved absorption and effi ciency in the use of nutrients. Thus, the
objective of this study was to evaluate the ability of Trichoderma strains (T. longibrachiatum and T. asperellum) to promote
growth and improve the nutrition in dwarf cashew rootstock. The experiment was conducted in a shade net house with 50%
of shading located in the Experimental Field of Pacajus, belonging to Embrapa Agroind&#xFA;stria Tropical, in Pacajus/CE, Brazil.
The experimental design used was completely randomized, with three treatments and ten replicates. Each experimental unit
consisted of a tube with a 288 cm3  capacity containing one seedling of dwarf cashew. At sixty days (60) after germination,
the plants were evaluated for biometric parameters, Dickson&#x2019;s quality index, and nutritional diagnosis of leaves. To verify the
growth-promoting mechanisms, the strains were reisolated by indirect plating of roots. Nutrient accumulation in the leaves
was not infl uenced by the application of the isolates; however, the seedlings were adequately supplied. The strains showed
similarities in relation to growth-promotion mechanisms. The Trichoderma longibrachiatum strain promoted an increase in the
growth, so its use as a supplement for the planting substrate is recommended.


Key words: Anacardium occidentale. 3-Indoleacetic Acid. Biostimulant. Siderophores. Solubilization of phosphates.</subfield>
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RESUMO - A inocula&#xE7;&#xE3;o de microrganismos em plantas desempenha fun&#xE7;&#xF5;es importantes ligadas ao crescimento e a nutri&#xE7;&#xE3;o
do vegetal. As respostas s&#xE3;o baseadas na estimula&#xE7;&#xE3;o hormonal e na melhoria da absor&#xE7;&#xE3;o e efi ci&#xEA;ncia no uso dos nutrientes.
Assim, objetivou-se avaliar a capacidade de cepas de Trichoderma (T. longibrachiatum e T. asperellum) em promover o
crescimento e melhorar a nutri&#xE7;&#xE3;o de porta-enxerto de cajueiro-an&#xE3;o. O experimento foi conduzido em telado com 50% de
sombreamento, localizado no Campo Experimental de Pacajus, pertencente a Embrapa Agroind&#xFA;stria Tropical, em Pacajus/
CE. O delineamento experimental utilizado foi inteiramente casualizado, com tr&#xEA;s tratamentos e dez repeti&#xE7;&#xF5;es. Cada unidade
experimental foi constitu&#xED;da por um tubete de 288 cm3  de volume contendo uma muda de cajueiro-an&#xE3;o. Aos sessenta (60)
dias ap&#xF3;s a germina&#xE7;&#xE3;o, as plantas foram avaliadas quanto aos par&#xE2;metros biom&#xE9;tricos, o &#xED;ndice de qualidade de Dickson, e
a diagnose nutricional das folhas. Para verifi car os mecanismos promotores de crescimento, as cepas foram reisoladas pelo
plaqueamento indireto de ra&#xED;zes. O ac&#xFA;mulo de nutrientes nas folhas n&#xE3;o foi infl uenciado pela aplica&#xE7;&#xE3;o dos isolados, contudo,
as mudas estavam supridas adequadamente. As cepas apresentaram semelhan&#xE7;as em rela&#xE7;&#xE3;o aos mecanismos de promo&#xE7;&#xE3;o
do crescimento. A cepa Trichoderma longibrachiatum promoveu aumento do crescimento do porta-enxerto, sendo, portanto,
indicada a sua utiliza&#xE7;&#xE3;o como suplemento do substrato de plantio.


Palavras-chave: Anacardium occidentale. &#xC1;cido-3-Indolac&#xE9;tico. Bioestimulante. Sider&#xF3;foros. Solubiliza&#xE7;&#xE3;o de fosfatos.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">CAJU</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">FRUTA TROPICAL</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">PORTA-ENXERTO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">REGULADOR DE CRESCIMENTO</subfield>
  </datafield>
  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">ABSOR&#xC7;&#xC3;O DE NUTRIENTES</subfield>
  </datafield>
  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">4290</subfield>
    <subfield code="9">102271</subfield>
    <subfield code="d">Fortaleza-CE Universidade Federal do Cear&#xE1;. Centro de Ci&#xEA;ncias Agr&#xE1;rias 2002</subfield>
    <subfield code="o">2023-436724</subfield>
    <subfield code="t">Revista Ci&#xEA;ncia Agron&#xF4;mica (Brazil)</subfield>
    <subfield code="x">0045-6888; 1806-6690 (on-line)</subfield>
    <subfield code="g">v. 52(4) p. 1-9; (2021)</subfield>
    <subfield code="w">BR2023002163</subfield>
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    <subfield code="u">https://www.scielo.br/j/rca/a/CJ3W8PzcWCyjtwBgjMjqBbb/?format=pdf&amp;lang=en</subfield>
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  <datafield tag="942" ind1=" " ind2=" ">
    <subfield code="c">Anal&#xED;tica</subfield>
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    <subfield code="c">260096</subfield>
    <subfield code="d">260096</subfield>
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