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dc.contributor.authorFigueiredo, Cícero Célio de-
dc.contributor.authorMoreira, Túlio Nascimento-
dc.contributor.authorCoser, Thais Rodrigues-
dc.contributor.authorSilva, Letícia Pereira da-
dc.contributor.authorLeite, Gilberto Gonçalves-
dc.contributor.authorCarvalho, Arminda Moreira de-
dc.contributor.authorMalaquias, Juaci Vitória-
dc.contributor.authorMarchão, Robélio Leandro-
dc.contributor.authorUrquiaga, Segundo-
dc.date.accessioned2023-10-24T12:34:27Z-
dc.date.available2023-10-24T12:34:27Z-
dc.date.issued2023-04-14-
dc.identifier.citationFIGUEIREDO, Cícero Célio de et al. Nitrogen use efficiency in an agrisilviculture system with gliricidia sepium in the Cerrado Region, Plants, [S.l.], v. 12, 1647, 2023. DOI: https://doi.org/10.3390/plants12081647. Disponível em: https://www.mdpi.com/2223-7747/12/8/1647. Acesso em: 23 out. 2023.pt_BR
dc.identifier.urihttp://repositorio2.unb.br/jspui/handle/10482/46720-
dc.language.isoengpt_BR
dc.publisherMDPIpt_BR
dc.rightsAcesso Abertopt_BR
dc.titleNitrogen use efficiency in an agrisilviculture system with gliricidia sepium in the Cerrado Regionpt_BR
dc.typeArtigopt_BR
dc.subject.keywordSistema agroflorestalpt_BR
dc.subject.keywordGliricídiapt_BR
dc.subject.keywordAdubação nitrogenadapt_BR
dc.rights.licenseCopyright: © 2023 by the authors. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https:// creativecommons.org/licenses/by/ 4.0/).pt_BR
dc.identifier.doihttps://doi.org/10.3390/plants12081647pt_BR
dc.description.abstract1Gliricidia (Gliricidia sepium) is a tree legume that has great potential for use in agriculture because of its multiple-use characteristics. However, there is little information in the literature about the effect of agrisilvicultural systems on nitrogen (N) cycling. This study evaluated the effect of densities of gliricidia on N cycling under an agrisilvicultural system. The treatments were composed of different densities of gliricidia: 667, 1000 and 1333 plants ha−1, with a fixed spacing of 5 m between the alleys. The efficiency of N use was investigated by using the 15N isotope tracer. In each plot, a transect perpendicular to the tree rows was established in two positions: (i) in the corn (Zea mays) row adjacent to the trees, and (ii) in the corn row in the center of the alley. The N fertilizer recovery efficiency ranged from 39% in the density of 667 plants ha−1 to 89% with 1000 plants ha−1. The effect of gliricidia on the N uptake by corn was higher in the central position of the alley with 1000 plants ha−1. The agrisilvicultural system with 1000 plants ha−1 was highly efficient in the recovery of mineral N, representing an excellent option for integrated production systems in tropical regions.pt_BR
dc.identifier.orcidhttps://orcid.org/0000-0002-7496-0261pt_BR
dc.identifier.orcidhttps://orcid.org/0000-0003-1922-7929pt_BR
dc.contributor.affiliationUniversity of Brasília, Faculty of Agronomy and Veterinary Medicinept_BR
dc.contributor.affiliationUniversity of Brasília, Faculty of Agronomy and Veterinary Medicinept_BR
dc.contributor.affiliationUniversity of Brasília, Faculty of Agronomy and Veterinary Medicinept_BR
dc.contributor.affiliationUniversity of Brasília, Faculty of Agronomy and Veterinary Medicinept_BR
dc.contributor.affiliationUniversity of Brasília, Faculty of Agronomy and Veterinary Medicinept_BR
dc.contributor.affiliationEmbrapa Cerradospt_BR
dc.contributor.affiliationEmbrapa Cerradospt_BR
dc.contributor.affiliationEmbrapa Cerradospt_BR
dc.contributor.affiliationEmbrapa Agrobiologiapt_BR
dc.description.unidadeFaculdade de Agronomia e Medicina Veterinária (FAV)pt_BR
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