Effect of Sulfur Sources on Megathyrsus Maximus 'Mombaca' Grass Cultivated in a Typic Ultisol

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (Unesp)-
Autor(es): dc.contributorEmpresa Brasileira de Pesquisa Agropecuária (EMBRAPA)-
Autor(es): dc.creatorSantos, Luiz Felipe de Melo [UNESP]-
Autor(es): dc.creatorLapaz, Allan Marcos [UNESP]-
Autor(es): dc.creatorRibeiro, Filipe Virgilio [UNESP]-
Autor(es): dc.creatorVirgilio, Igor Ribeiro [UNESP]-
Autor(es): dc.creatorMeirelles, Guilherme Constantino [UNESP]-
Autor(es): dc.creatorLira, Maikon Vinicius da Silva [UNESP]-
Autor(es): dc.creatorSoares Filho, Cecilio Viega [UNESP]-
Autor(es): dc.creatorBonini, Carolina Santos Batista [UNESP]-
Autor(es): dc.creatorReis, Andre Rodrigues dos [UNESP]-
Autor(es): dc.creatorMoreira, Adonis-
Autor(es): dc.creatorHeinrichs, Reges [UNESP]-
Data de aceite: dc.date.accessioned2022-02-22T00:09:55Z-
Data de disponibilização: dc.date.available2022-02-22T00:09:55Z-
Data de envio: dc.date.issued2020-12-09-
Data de envio: dc.date.issued2020-12-09-
Data de envio: dc.date.issued2020-02-24-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1080/00103624.2020.1729792-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/196604-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/196604-
Descrição: dc.descriptionThe deficiency of sulfur (S) in agricultural soils has been aggravated in recent decades, mainly by the application of high concentration fertilizers that are S-free and intensive agricultural activities. This study evaluated forage yield, nutritional status and inorganic sulfate-S in soil when submitted to levels and sources of sulfur, including elemental sulfur, of the 'Mombaca' grass in a Typic Ultisol. The experimental design was completely randomized arrangement in a 5 x 4 factorial design, with five S rates (0, 50, 100, 150, and 200 mg kg(-1)) and four S sources. The sources were elemental sulfur pastilles (ESPA), phosphogypsum (GY), gypsite (GI), and elemental sulfur powder (ESPO). The results showed that the S-use efficiency with the GI, GY and ESPO sources was obtained with the supply of 50 mg kg(-1) of S, and was enough to optimize the 'Mombaca' grass yield and promote a better quality for the nutritional status of the forage. The ESPA source had an S leaf concentration below the adequate range and resulted in lower yield values in relation to the other S sources evaluated. The SPAD index in the newly expanded leaves was shown to be an indicator of shoot dry weight (SDW) yield and could be used as a pre-diagnosis of the S-efficiency in 'Mombaca' grass. The soil processes associated to the availability of S had a great influence on the granulometry, which drove the SDW yield and S use efficiency with the source ESPO in relation to ESPA.-
Descrição: dc.descriptionUniv Estadual Paulista, Dept Crop Sci, Dracena, Brazil-
Descrição: dc.descriptionUniv Estadual Paulista, Dept Crop Sci, Ilha Solteira, Brazil-
Descrição: dc.descriptionUniv Estadual Paulista, Dept Foraje, Aracatuba, Brazil-
Descrição: dc.descriptionUniv Estadual Paulista, Dept Plant Physiol, Tupa, Brazil-
Descrição: dc.descriptionEmbrapa Soja, Dept Soil Sci, Londrina, Parana, Brazil-
Descrição: dc.descriptionUniv Estadual Paulista, Dept Crop Sci, Dracena, Brazil-
Descrição: dc.descriptionUniv Estadual Paulista, Dept Crop Sci, Ilha Solteira, Brazil-
Descrição: dc.descriptionUniv Estadual Paulista, Dept Foraje, Aracatuba, Brazil-
Descrição: dc.descriptionUniv Estadual Paulista, Dept Plant Physiol, Tupa, Brazil-
Formato: dc.format839-852-
Idioma: dc.languageen-
Publicador: dc.publisherTaylor & Francis Inc-
Relação: dc.relationCommunications In Soil Science And Plant Analysis-
???dc.source???: dc.sourceWeb of Science-
Palavras-chave: dc.subjectFertilizer application-
Palavras-chave: dc.subjectsoil fertility-
Palavras-chave: dc.subjectsulfate-
Palavras-chave: dc.subjectpasture-
Palavras-chave: dc.subjectMegathyrsus maximus-
Título: dc.titleEffect of Sulfur Sources on Megathyrsus Maximus 'Mombaca' Grass Cultivated in a Typic Ultisol-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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