Effects of condensed tannins on greenhouse gas emissions and nitrogen dynamics from urine-treated grassland soil

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Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorSiniscalchi, Débora-
Autor(es): dc.creatorCardoso, Abmael da Silva-
Autor(es): dc.creatorCorrêa, Darlena Caroline da Cruz-
Autor(es): dc.creatorFerreira, Mariane Rodrigues-
Autor(es): dc.creatorAndrade, Marina Elizabeth Barbosa-
Autor(es): dc.creatorda Cruz, Luana Hybner Gomes-
Autor(es): dc.creatorRuggieri, Ana Cláudia-
Autor(es): dc.creatorReis, Ricardo Andrade-
Data de aceite: dc.date.accessioned2025-08-21T18:42:22Z-
Data de disponibilização: dc.date.available2025-08-21T18:42:22Z-
Data de envio: dc.date.issued2023-03-02-
Data de envio: dc.date.issued2023-03-02-
Data de envio: dc.date.issued2021-12-31-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1007/s11356-022-21807-5-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/242007-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/242007-
Descrição: dc.descriptionCondensed tannins are a potentially important treatment option to mitigate N2O (nitrous oxide) and affect carbon dioxide (CO2) and methane (CH4) emissions; however, their effect has been poorly assessed. Here, we quantified the emissions of N2O, CH4, and CO2, soil N mineralization, and nitrification with increasing doses of condensed tannins added to the urine of cattle raised on pasture. The experiment consisted of incubation with doses of 0%, 0.5%, and 1.0% of condensed tannins added directly to the collected urine. The experimental design was completely randomized. Greenhouse gas fluxes were quantified for four weeks using static chambers and gas chromatography. The addition of condensed tannins increased N2O emissions (P < 0.05), with total emissions averaging 95.84 mg N-N2O kg−1, 265.30 mg N-N2O kg−1, and 199.32 mg N-N2O kg−1 dry soil in the treatments with 0%, 0.5%, and 1% tannins, respectively. Methane emissions were reduced with the addition of tannins (P < 0.05), with total emissions of 8.84 g CH4 kg−1, 1.87 g CH4 kg−1, and 3.34 g CH4 kg−1 dry soil in the treatments with 0%, 0.5%, and 1% tannins, respectively. Soil respiration increased with the addition of condensed tannins (P < 0.05), with total emissions of 3.80 g CO2 kg−1, 6.93 g CO2 kg−1, and 5.87 g CO2 kg−1 in dry soil, in the treatments with 0%, 0.5%, and 1% tannins, respectively. The addition of condensed tannins reduced N mineralization and nitrification. We found evidence that the use of condensed tannins might not be a suitable option to mitigate N2O emissions. However, soil CH4 emissions can be abated. The increases in soil respiration suggest that tannins affect soil microorganisms, and the effects on CH4 and N2O could be related to the variation in the soil microbiome, which requires further clarification.-
Descrição: dc.descriptionDepartament of Animal Science College of Agricultural and Veterinarian Science São Paulo State University, Via de Acesso Professor Paulo Donato Castelane Castellane S/N - Vila Industrial-
Descrição: dc.descriptionDepartament of Animal Science College of Agricultural and Veterinarian Science São Paulo State University, Via de Acesso Professor Paulo Donato Castelane Castellane S/N - Vila Industrial-
Idioma: dc.languageen-
Relação: dc.relationEnvironmental Science and Pollution Research-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectCarbon dioxide-
Palavras-chave: dc.subjectCondensed tannins-
Palavras-chave: dc.subjectMethane-
Palavras-chave: dc.subjectMineralization-
Palavras-chave: dc.subjectNitrification-
Palavras-chave: dc.subjectNitrous oxide-
Título: dc.titleEffects of condensed tannins on greenhouse gas emissions and nitrogen dynamics from urine-treated grassland soil-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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