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dc.contributor.authorFochesato, Mário Luíspt_BR
dc.contributor.authorSouza, Paulo Vitor Dutra dept_BR
dc.contributor.authorSchafer, Gilmarpt_BR
dc.contributor.authorMaciel, Hardi Schmatzpt_BR
dc.date.accessioned2010-05-15T04:17:11Zpt_BR
dc.date.issued2007pt_BR
dc.identifier.issn0103-8478pt_BR
dc.identifier.urihttp://hdl.handle.net/10183/22260pt_BR
dc.description.abstract Avaliaram-se as seguintes variáveis: diâmetro do colo; altura da parte aérea; número de folhas e área foliar; matéria seca das raízes, da parte aérea e total; conteúdo de nutrientes nas folhas e percentual de portaenxertos aptos à enxertia. A interpretação dos resultados revelou que o substrato com cascas processadas e enriquecidas, vermiculita expandida, perlita expandida e turfa possibilitou maior desenvolvimento vegetativo aos porta-enxertos utilizados, devido ao maior aporte de nutrientes. Os portaenxertos mostraram desenvolvimento diferenciado, sendo que o citrangeiro “C13” tem potencial de uso para a diversificação de porta-enxertos na citricultura, devido ao seu desenvolvimento vegetativo.pt_BR
dc.description.abstractThis research was aimed at evaluating the vegetative growth of citrus rootstocks produced in different commercial substrates and cultivated in four liters containers. The experiment was carried out in greenhouse conditions at the Estação Experimental Agronômica of the Universidade Federal do Rio Grande do Sul, from June 2003 to July 2004. Three commercial substrates [black peat (Commercial 1); processed and enriched husks, expanded vermiculite, expanded perlite and peat (Commercial 2); and (pinus husks and expanded vermiculite (Commercial 3)] and three rootstocks (Trifoliate orange - Poncirus trifoliata [ L. ] Raf.; “C13” citrange - Citrus sinensis [ L. ] Osbeck x P. trifoliata, and Rangpur lime - C. limonia Osbeck) were tested in randomized blocks under dripping irrigation. The following variables were evaluated: stem height and diameter; leaf number and area; root, aerial and total dry mass; leaf nutrient content and relative number of available rootstocks for grafting. The substrate with processed and enriched husks, expanded vermiculite, expanded perlite and peat provided greater vegetative development of rootstocks due to higher nutrient availability. The rootstocks showed diverse development. The “C13” citrange may be offered to the citrus industry as a choice for diversification of rootstocks, due its vegetative growth.en
dc.format.mimetypeapplication/pdf
dc.language.isoporpt_BR
dc.relation.ispartofCiência rural, Santa Maria. Vol. 37, n. 4 (jul./ago. 2007), p. 970-975pt_BR
dc.rightsOpen Accessen
dc.subjectFruta cítricapt_BR
dc.subjectGreenhouseen
dc.subjectPorta-enxertopt_BR
dc.subjectCultivationen
dc.subjectCitrus spen
dc.subjectVarietiesen
dc.titleCrescimento vegetativo de porta-enxertos de citros produzidos em substratos comerciaispt_BR
dc.title.alternativeVegetative growth of citrus rootstocks producing in distinct commercials substrates en
dc.typeArtigo de periódicopt_BR
dc.identifier.nrb000614592pt_BR
dc.type.originNacionalpt_BR


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