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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20250120183922.0</controlfield>
  <controlfield tag="008">250120b2017    bl.mr|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="b">eng</subfield>
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    <subfield code="a">F30</subfield>
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    <subfield code="a">F50</subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Donazzolo, Joel </subfield>
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    <subfield code="a">Salla, Vanessa Padilha </subfield>
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    <subfield code="a">Sasso, Simone Aparecida Zolet </subfield>
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    <subfield code="a">Danner, Moeses Andrigo </subfield>
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    <subfield code="a">Citadin, Idemir </subfield>
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    <subfield code="a">Nodari, Rubens Onofre </subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Path analysis for selection of feijoa with greater pulp weight</subfield>
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    <subfield code="a">Publica&#xE7;&#xE3;o on-line; 26 ref.; 3 tables; Sumaries (En, Pt)</subfield>
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ABSTRACT - The objective of this paper was to identify the direct and indirect effects of feijoa fruits (Acca sellowiana) traitson pulp weight, in order to use these traits in indirect genotypes selection. Fruits of five feijoa plants were collected in Rio Grande do Sul, in the years of 2009, 2010 and 2011. Six traits were evaluated: diameter, length, total weight, pulp weight, peel thickness and number of seeds per fruit. In the path analysis, with or without ridge regression, pulp weight was considered as the basic variable, and the other traits were considered as explanatory variables. Total weight and fruit diameter had high direct effect, and are the main traits associated with pulp weight. These traits may serve as criteria for indirect selection to increase feijoa pulp weight, since they are easy to be measured. 

Key words: Acca sellowiana, multicollinearity, ridge path analysis, indirect selection.</subfield>
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  <datafield tag="520" ind1=" " ind2=" ">
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RESUMO - O objetivo deste trabalho foi identificar os efeitos diretos e indiretos de caracteres dos frutos de goiabeira-serrana (Accasellowiana) sobre o peso de polpa, visando &#xE0; utiliza&#xE7;&#xE3;o desses caracteres para a sele&#xE7;&#xE3;o indireta de gen&#xF3;tipos. Foram coletados frutos de cinco grupo de plantas de goiabeira-serrana no Rio Grande do Sul, nos anos de 2009, 2010 e 2011. Seis caracteres foram avaliados: di&#xE2;metro, comprimento, peso total, peso de polpa, espessura da casca e n&#xFA;mero de sementes por fruto. Na an&#xE1;lise de trilha com e sem regress&#xE3;o em crista para controle da multicolinearidade, o peso de polpa foi considerado vari&#xE1;vel b&#xE1;sica e os demais caracteres considerados explicativos. O peso total, seguido do di&#xE2;metro de fruto, tiveram efeito direto elevado e s&#xE3;o os principais caracteres associados ao peso de polpa. Estes caracteres podem servir de crit&#xE9;rios de sele&#xE7;&#xE3;o indireta para aumentar o peso de polpa de goiabeira-serrana, pois s&#xE3;o de f&#xE1;cil mensura&#xE7;&#xE3;o.

Palavras-chave: Accasellowiana, multicolinearidade, regress&#xE3;o em crista, sele&#xE7;&#xE3;o indireta.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">GOIABA SERRANA</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">SELE&#xC7;&#xC3;O</subfield>
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    <subfield code="a">GEN&#xD3;TIPO</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">MORFOLOGIA VEGETAL</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">MELHORAMENTO VEGETAL</subfield>
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  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">2408</subfield>
    <subfield code="9">346532</subfield>
    <subfield code="d">Santa Maria-RS Universidade Federal de Santa Maria - Centro de Ci&#xEA;ncias Rurais 1991</subfield>
    <subfield code="o">2024-7203</subfield>
    <subfield code="t">Ci&#xEA;ncia Rural (Brazil)</subfield>
    <subfield code="x">0103-8478   Vers&#xE3;o online ISSN 1678-4596</subfield>
    <subfield code="g">v. 47(6) p. 1-7; (2017)</subfield>
    <subfield code="w">BR2024004160</subfield>
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  <datafield tag="856" ind1=" " ind2=" ">
    <subfield code="u">https://www.scielo.br/j/cr/a/YLmmzMSvskJ6zWhJs9BPNMF/?format=pdf&amp;lang=en</subfield>
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    <subfield code="c">329620</subfield>
    <subfield code="d">329620</subfield>
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