Ammonia Volatilization and Marandu Grass Production in Response to Enhanced-Efficiency Nitrogen Fertilizers

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorUniversidade do Oeste Paulista—UNOESTE-
Autor(es): dc.creatorCassimiro, Juliana Bonfim-
Autor(es): dc.creatorde Oliveira, Clayton Luís Baravelli-
Autor(es): dc.creatorBoni, Ariele da Silva-
Autor(es): dc.creatorDonato, Natália de Lima-
Autor(es): dc.creatorMeirelles, Guilherme Constantino-
Autor(es): dc.creatorda Silva, Juliana Françoso-
Autor(es): dc.creatorRibeiro, Igor Virgilio-
Autor(es): dc.creatorHeinrichs, Reges-
Data de aceite: dc.date.accessioned2025-08-21T16:12:44Z-
Data de disponibilização: dc.date.available2025-08-21T16:12:44Z-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-03-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.3390/agronomy13030837-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/249829-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/249829-
Descrição: dc.descriptionThe objective of this study was to evaluate dry matter (DM) production of Urochloa brizantha cv. Marandu and ammonia volatilization in response to rates and sources of enhanced-efficiency N fertilizers. The experiment was took place in a pasture area, two growing seasons. A randomized block design with four replications was used, in a 4 × 2 + 1 factorial arrangement, consisting of four N sources (Urea—UrConv; Ammonium nitrate—AN; Urea + NBPT—UrNBPT; Urea + Duromide—UrDuromide) and two nitrogen rates (100 and 200 kg ha−1 year), plus a treatment without nitrogen fertilization (control). At both N rates, ammonia volatilization from UrConv100/200 was greatest. Ammonia volatilization was less after UrNBPT and UrDuromide application, with values similar to AN. Ammonia losses from UrDuromide tend to be lower than from UrNBPT. The N use efficiency in dry matter production of Marandu was influenced by the N sources and rates. At both N rates, the efficiency of UrDuromide and UrNBPT was greater than that of UrConv. With regard to total DM and leaf percentage in response to N rates, DM production increased after 200 kg N ha−1 rates in response to all sources, in both years. The UrDuromide reduce N losses by volatilization compared to UrNBPT and Urconv, and resulted in greater total DM production and relative leaf production of Marandu, in comparison to UrNBPT, AN and Urconv.-
Descrição: dc.descriptionDepartment of Crop Science São Paulo State University—UNESP, Rodovia SP 294, km 651, SP-
Descrição: dc.descriptionSoil and Fertilizers Laboratory Universidade do Oeste Paulista—UNOESTE, Rodovia Raposo Tavares, SP-
Descrição: dc.descriptionDepartment of Crop Science São Paulo State University—UNESP, Rodovia SP 294, km 651, SP-
Idioma: dc.languageen-
Relação: dc.relationAgronomy-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectdry matter production-
Palavras-chave: dc.subjectDuromide-
Palavras-chave: dc.subjectpasture-
Palavras-chave: dc.subjecturease inhibitor-
Palavras-chave: dc.subjectUrochloa brizantha-
Título: dc.titleAmmonia Volatilization and Marandu Grass Production in Response to Enhanced-Efficiency Nitrogen Fertilizers-
Tipo de arquivo: dc.typelivro digital-
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