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    <subfield code="a">Gon&#xE7;alves, Emerson Dias </subfield>
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    <subfield code="a">Monteiro, Vanessa da Fontoura Cust&#xF3;dio </subfield>
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    <subfield code="a">Mayer, Newton Alex </subfield>
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    <subfield code="a">Moura, Pedro Henrique Abreu </subfield>
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    <subfield code="a">Alvarenga,  &#xC2;ngelo Alb&#xE9;rico </subfield>
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    <subfield code="a">Antunes, Luis Eduardo Corr&#xEA;a </subfield>
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    <subfield code="a">Trevisan, Renato </subfield>
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    <subfield code="a">P&#xE1;dua, Joaquim Gon&#xE7;alves de </subfield>
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    <subfield code="a">Desempenho de pessegueiro &#x2018;BRS Libra&#x2019; autoenraizado e enxertado sobre porta-enxertos clonais em Minas Gerais</subfield>
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Publica&#xE7;&#xE3;o online; 23 ref.; 7 tables; Summaries (En, Pt)</subfield>
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RESUMO:     Um  dos  principais  problemas  da  persicultura  brasileira  &#xE9;  a  falta  de  homogeneidade  das  plantas  em  fun&#xE7;&#xE3;o da propaga&#xE7;&#xE3;o sexuada dos porta-enxertos, o que provoca grande varia&#xE7;&#xE3;o no desempenho agron&#xF4;mico da cultivar copa. Diante disso, objetivou-se avaliar, nas condi&#xE7;&#xF5;es edafoclim&#xE1;ticas do sul de Minas Gerais, o desempenho vegetativo, produtivo e a qualidade de frutos de pessegueiro &#x2018;BRS Libra&#x2019; autoenraizado e enxertado em 23 porta-enxertos clonais. O estudo foi desenvolvido de 2014 a 2017 na Empresa de Pesquisa Agropecu&#xE1;ria de Minas Gerais (EPAMIG). O experimento foi instalado em delineamento casualizado em blocos e as plantas foram conduzidas no sistema Y com espa&#xE7;amento de 5,0 x 1,5 m, sem irriga&#xE7;&#xE3;o. Foram avaliados o incremento anual do di&#xE2;metro do caule dos porta-enxertos e enxertos, sobreviv&#xEA;ncia das plantas, efici&#xEA;ncia produtiva, produ&#xE7;&#xE3;o e produtividade, al&#xE9;m da massa fresca, tamanho e teor de s&#xF3;lidos sol&#xFA;veis dos frutos. Os porta-enxertos com melhor desempenho agron&#xF4;mico e possibilidade de utiliza&#xE7;&#xE3;o no sul de Minas Gerais foram &#x2018;Okinawa&#x2019;, &#x2018;Flordaguard&#x2019;, &#x2018;Tsukuba-2&#x2019;, &#x2018;De Guia&#x2019; e &#x2018;Rigitano&#x2019;, al&#xE9;m das plantas autoenraizadas.  



Palavras-chave:       compatibilidade de enxertia; efici&#xEA;ncia produtiva; Prunus persica (L.) Batsch; qualidade de fruto</subfield>
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ABSTRACT:     One of the main problems of peach culture in Brazil is no standardization of the plants due to the sexual propagation of the rootstocks, which causes variation in the agronomic performance of the peach scion cultivar. This paper aimed to evaluate the vegetative growth, the productive performance and fruit quality of the own-rooted cultivar BRS Libra (without rootstock) and grafted on 23 clonal rootstocks under edaphoclimatic conditions in southern Minas Gerais. The study was developed in 2014 to 2017 at the Agricultural Research Company of Minas Gerais (EPAMIG). The experimental design was a randomized block design and the plants were conducted in a &#x201C;Y&#x201D; system with spacing of 5.0 x 1.5 m, without irrigation. The annual stem diameter growth rate in relation to grafting point, survival rates, yield efficiency, production and productivity, as well as the fruit weight, longitudinal and transversal diameter and soluble solids content of the fruits were evaluated. The rootstocks with the best agronomic performance and the possibility of use in southern Minas Gerais were &#x201C;Okinawa&#x201D;, &#x201C;Flordaguard&#x201D;, &#x201C;Tsukuba-2&#x201D;, &#x201C;De Guia&#x201D; and &#x201C;Rigitano&#x201D;, as well as own-rooted trees.   



Key words:      graft compatibility; production efficiency; Prunus persica (L.) Batsch; fruit quality</subfield>
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    <subfield code="a">P&#xCA;SSEGO</subfield>
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    <subfield code="a">PORTA-ENXERTO</subfield>
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    <subfield code="a">CONDI&#xC7;&#xC3;O AMBIENTAL</subfield>
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    <subfield code="a">PROPAGA&#xC7;&#xC3;O VEGETATIVA</subfield>
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    <subfield code="a">PRODUTIVIDADE</subfield>
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    <subfield code="a">FRUTICULTURA</subfield>
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    <subfield code="a">MINAS GERAIS</subfield>
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    <subfield code="0">4656</subfield>
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    <subfield code="d">Recife-PE Universidade Federal Rural de Pernambuco 2006</subfield>
    <subfield code="o">2026-1180</subfield>
    <subfield code="t">Revista Brasileira de Ci&#xEA;ncias Agr&#xE1;rias (Brazil)</subfield>
    <subfield code="x">1981-1160</subfield>
    <subfield code="g">v. 14(1) p. 1-9; (2019)</subfield>
    <subfield code="w">BR2026000029</subfield>
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    <subfield code="u">http://www.agraria.pro.br/ojs32/index.php/RBCA/article/view/v14i1a5610/247</subfield>
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