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  <controlfield tag="003">BR-BrBNA</controlfield>
  <controlfield tag="005">20250523124130.0</controlfield>
  <controlfield tag="008">250523b2024    bl.ar|pooa||| 00| 0 eng |</controlfield>
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    <subfield code="a">BR-BrBNA</subfield>
    <subfield code="b">eng</subfield>
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    <subfield code="b">0716</subfield>
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    <subfield code="a">F30</subfield>
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    <subfield code="a">F40</subfield>
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    <subfield code="a">Sobierajski, Graciela da Rocha </subfield>
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    <subfield code="a"> Feldberg, Nelson Pires</subfield>
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    <subfield code="a">Barros, Vera L&#xFA;cia Nishijima Paes de </subfield>
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    <subfield code="a">Blain, Gabriel Constantino </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a">Bettiol Neto, Jos&#xE9; Em&#xED;lio </subfield>
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  <datafield tag="100" ind1=" " ind2=" ">
    <subfield code="a"> Chagas, Edvan Alves</subfield>
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  <datafield tag="245" ind1=" " ind2=" ">
    <subfield code="a">Peach cultivars and new IAC selections for mild winter</subfield>
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Publica&#xE7;&#xE3;o online; 21 ref.; 7 tables; 5 illus.; Summaries (En, Pt)</subfield>
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Abstract:    Traditional peach production regions provide adequate chill for satisfactorily bud&#x2019;s flower break dormancy, in cultivars there developed. However, considering the expansion of the orchards in mild winter areas and the expected global trends to warmer conditions, the local development of cultivars became relevant. Based on this background, this study proposed to evaluate the performance of 33 peach and nectarine cultivars and selections in mild winter climate. Features associated to the vegetative development, phenology, productivity and fruit characteristics were measured in nine seasons, and the data analyzed by multivariate analysis of variance. Significant correlations between features were remarked. The Pillai and F tests presented significant results, highlighting significant differences among cultivars for almost all features. Peach and nectarine genotypes showed genetic diversity that may be accessed for use as cultivars, or parental for crosses. &#x2018;IAC Aurora 1&#x2019;, &#x2018;IAC Aurora 2&#x2019;, &#x2018;IAC Centen&#xE1;rio&#x2019;, &#x2018;IAC Dourad&#xE3;o&#x2019;, &#x2018;IAC J&#xF3;ia4&#x2019;, &#x2018;IAC Ouromel 3&#x2019;, &#x2018;IAC R&#xE9;gis&#x2019;, &#x2018;Diamante&#x2019;, &#x2018;Eldorado&#x2019;, &#x2018;FlordaPrince&#x2019;, &#x2018;Premier&#x2019; and &#x2018;Tropic Beauty&#x2019; were the cultivars with the best results. A large number of selections showed promising results, emphasizing, the &#x2018;IAC 680-177&#x2019;, &#x2018;IAC 1085-27&#x2019;, &#x2018;IAC 785-9&#x2019;, &#x2018;IAC 2982-31&#x2019;, &#x2018;IAC 4682-45&#x2019;and &#x2018;IAC 6882-84&#x2019;.


Index terms: multivariate analysis, principal component analysis, Southeast Brazil, Prunus persica.</subfield>
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Resumo:    As regi&#xF5;es tradicionais de produ&#xE7;&#xE3;o de p&#xEA;ssego apresentam frio adequado para a quebra de dorm&#xEA;ncia das gemas de forma satisfat&#xF3;ria, nas cultivares localmente desenvolvidas. No entanto, considerando a expans&#xE3;o dos pomares em &#xE1;reas de inverno ameno e as tend&#xEA;ncias globais esperadas para condi&#xE7;&#xF5;es mais quentes, o desenvolvimento local de cultivares tornou-se relevante. Com base nisso, este estudo prop&#xF4;s-se a avaliar o desempenho de 33 cultivares e sele&#xE7;&#xF5;es de pessegueiro e nectarineira em clima de inverno ameno. Caracter&#xED;sticas associadas ao desenvolvimento vegetativo, fenologia, produtividade e caracter&#xED;sticas dos frutos foram medidas em nove safras; e os dados, analisados por an&#xE1;lise de vari&#xE2;ncia multivariada. Foram observadas correla&#xE7;&#xF5;es significativas entre as caracter&#xED;sticas. Os testes de Pillai e F apresentaram resultados significativos, destacando a presen&#xE7;a de diferen&#xE7;as entre cultivares para quase todas as caracter&#xED;sticas. Os gen&#xF3;tipos de pessegueiro e de nectarineira apresentaram diversidade gen&#xE9;tica que pode ser acessada para uso como cultivares, ou parentais para cruzamentos. As cultivares &#x2018;IAC Aurora 1&#x2019;, &#x2018;IAC Aurora 2&#x2019;, &#x2018;IAC Centen&#xE1;rio&#x2019;, &#x2018;IAC Dourad&#xE3;o&#x2019;, &#x2018;IAC J&#xF3;ia4&#x2019;, &#x2018;IAC Ouromel 3&#x2019;, &#x2018;IAC R&#xE9;gis&#x2019;, &#x2018;Diamante&#x2019;, &#x2018;Eldorado&#x2019;, &#x2018;FlordaPrince&#x2019;, &#x2018;Premier&#x2019; e &#x2018;Tropic Beauty&#x2019; apresentaram os melhores resultados. Um grande n&#xFA;mero de sele&#xE7;&#xF5;es apresentou resultados promissores, destacando-se &#x2018;IAC 680-177&#x2019;, &#x2018;IAC 1085-27&#x2019;, &#x2018;IAC 785-9&#x2019;, &#x2018;IAC 2982-31&#x2019;, &#x2018;IAC 4682-45&#x2019; e &#x2018;IAC 6882-84&#x2019;.


Termos para indexa&#xE7;&#xE3;o:    an&#xE1;lise multivariada, an&#xE1;lise de componentes principais, sudeste do Brasil, Prunus persica.</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">P&#xCA;SSEGO</subfield>
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  <datafield tag="650" ind1=" " ind2=" ">
    <subfield code="a">NECTARINA</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">VARIA&#xC7;&#xC3;O GEN&#xC9;TICA</subfield>
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    <subfield code="a">SELE&#xC7;&#xC3;O</subfield>
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    <subfield code="a">FENOLOGIA</subfield>
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    <subfield code="a">PRODUTIVIDADE</subfield>
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    <subfield code="a">M&#xC9;TODO ESTAT&#xCD;STICO</subfield>
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  <datafield tag="773" ind1="0" ind2=" ">
    <subfield code="0">805</subfield>
    <subfield code="9">350483</subfield>
    <subfield code="d">Jaboticabal-SP Sociedade Brasileira de Fruticultura 1978</subfield>
    <subfield code="o">2025-3102</subfield>
    <subfield code="t">Revista Brasileira de Fruticultura (Brazil)</subfield>
    <subfield code="x">0100-2945</subfield>
    <subfield code="g">v. 46 p. 1-14; (2024)</subfield>
    <subfield code="w">BR2025002972</subfield>
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    <subfield code="u">https://www.scielo.br/j/rbf/a/YbNYYC5NL7nyy9XWRnqgwFt/?format=pdf&amp;lang=en</subfield>
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    <subfield code="c">ANA</subfield>
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    <subfield code="c">331687</subfield>
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