Biological N fixation activity in soybean can be estimated based on nodule dry weight and is increased by additional inoculation

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorAarhus University-
Autor(es): dc.contributorFondazione Centro Euro-Mediterraneo sui Cambiamenti Climatici-
Autor(es): dc.creatorMartins, Juliana Trindade-
Autor(es): dc.creatorRasmussen, Jim-
Autor(es): dc.creatorEriksen, Jørgen-
Autor(es): dc.creatorArf, Orivaldo-
Autor(es): dc.creatorDe Notaris, Chiara-
Autor(es): dc.creatorMoretti, Luiz Gustavo-
Data de aceite: dc.date.accessioned2025-08-21T15:31:28Z-
Data de disponibilização: dc.date.available2025-08-21T15:31:28Z-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2022-11-30-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.rhisph.2022.100589-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/247607-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/247607-
Descrição: dc.descriptionThe response of soybean to biological nitrogen fixation (BNF) varies due to factors such as plant variety, soil, and environmental conditions, which can compromise the N2 fixation capacity. The objective of this study was to evaluate additional inoculation with B. japonicum at different soybean growth stages as a strategy to improve N2 fixation. This was determined by studying plant nodulation and BNF with the isotope dilution method. The experiment was carried out under greenhouse conditions in a soil without soybean cropping history. Inoculated soybean increased nodulation, plant biomass, BNF and yield components compared to un-inoculated soybean. Additional inoculation at the V3 growth stage showed promising results by maintaining BNF at later growth stages. A strong correlation was observed between nodule dry weight and N2 fixation, providing an easily available method to estimate differences in BNF activity between treatments. Moreover, efficient nodulation is crucial to sustain high yields with BNF, as shown by the correlation between nodule dry weight and pod dry weight.-
Descrição: dc.descriptionMiljø- og Fødevareministeriet-
Descrição: dc.descriptionCoordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)-
Descrição: dc.descriptionDepartment of Crop Science Food Technology and Social Economy São Paulo State University (UNESP), Ilha Solteira, São Paulo-
Descrição: dc.descriptionDepartment of Agroecology Aarhus University, Blichers Allé 20, DK-8830-
Descrição: dc.descriptionDepartment of Crop Science São Paulo State University (UNESP) College of Agricultural Sciences, São Paulo-
Descrição: dc.descriptionFondazione Centro Euro-Mediterraneo sui Cambiamenti Climatici-
Descrição: dc.descriptionDepartment of Crop Science Food Technology and Social Economy São Paulo State University (UNESP), Ilha Solteira, São Paulo-
Descrição: dc.descriptionDepartment of Crop Science São Paulo State University (UNESP) College of Agricultural Sciences, São Paulo-
Descrição: dc.descriptionCAPES: 001-
Idioma: dc.languageen-
Relação: dc.relationRhizosphere-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subject15N enriched Technique-
Palavras-chave: dc.subjectAzospirillum sp.-
Palavras-chave: dc.subjectBradyrhizobium japonicum-
Palavras-chave: dc.subjectGlycine max-
Palavras-chave: dc.subjectNitrogen fixation-
Palavras-chave: dc.subjectNodulation-
Título: dc.titleBiological N fixation activity in soybean can be estimated based on nodule dry weight and is increased by additional inoculation-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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