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| Registros recuperados : 273 | |
| 162. |  | NOVOTNY, E. H.; MARTIN-NETO, L. COLNAGO, L. A.; DE MARIA, I. C.; VIEIRA, S. R.; DECHEN, S. C. F. Espectroscopias de RPE e RMN em ácidos húmicos extraídos de solos submetidos a diferentes sistemas de manejo. In: ENCONTRO BRASILEIRO SOBRE SUBSTÂNCIAS HÚMICAS, 3., 1999, Santa Maria. Matéria orgânica e qualidade ambiental: resumos de palestras e trabalhos apresentados em posters: anais. Santa Maria: UFSM-Programa de Pós-Graduação em Agronomia-Departamento de Solos: Grupo Brasileiro da Sociedade IHSS, 1999. p.226-228.| Biblioteca(s): Embrapa Instrumentação. |
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| 163. | | OLIVEIRA-SILVA, R. de; ESTRADA, R. A.; BALIEIRO, F. de C.; NOVOTNY, E. H.; BONAGAMBA, T. J. Estimation of available water in soils by NMR relaxometry. In: ISMAR, 18., NMR, 14., IBEROAMERICAN NMR MEETING,5., Rio de Janeiro, 2013. Anais... Rio de Janeiro: Petrobrás, FAPERJ, Ministério do Trabalho e Emprego, 2013.| Biblioteca(s): Embrapa Solos. |
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| 164. | | MADARI, B. E.; NOVOTNY, E. H.; MANGRICH, A. S.; MACHADO, P. L. O. de A.; CARVALHO, M. T. de M. Desenvolvimento de novas tecnologias para o seqüestro de carbono e consequente aumento da fertilidade dos solos tropicais. In: SIMPÓSIO SOBRE INOVAÇÃO E CRIATIVIDADE CIENTÍFICA NA EMBRAPA, 1., 2008, Brasília, DF. Comunicações selecionadas: resumos. Brasília, DF: Embrapa, 2008.| Biblioteca(s): Embrapa Arroz e Feijão. |
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| 166. | | NOVOTNY, E. H.; VELLOSO, M. H. R.; AZEVEDO, E. R. de; BONAGAMBA, T. J.; SONG, G.; HAYES, M. H. B. Extração seletiva da fração húmica característica das terras pretas de índios. In: ENCONTRO BRASILEIRO DE SUBSTÂNCIAS HÚMICAS, 8., 2009, Pelotas. Matéria orgânica ambiental e sustentabilidade: resumos expandidos. Pelotas: Embrapa Clima Temperado, 2009. 1 CD-ROM.| Biblioteca(s): Embrapa Solos. |
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| 167. | | CUNHA, T. J. F.; NOVOTNY, E. H.; MADARI, B. E.; MARTIN NETO, L.; CANELLAS, L. P.; PETRERE, V. G. Estudo quimiométrico de características químicas e espectroscópicas de ácidos húmicos extraídos de solos com horizonte a antrópico. In: CONGRESSO BRASILEIRO DE CIÊNCIA DO SOLO, 31., 2007, Gramado, RS. Conquistas e desafios da ciência do solo brasileira. Livro de resumos... Porto Alegre: SBCS, 2007. p. 203.| Biblioteca(s): Embrapa Instrumentação. |
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| 168. | | CUNHA, T. J. F.; NOVOTNY, E. H.; MADARI, B. E.; MARTIN NETO, L.; CANELLAS, L. P.; PETRERE, V. G. Estudo quimiométrico de características químicas e espectroscópicas de ácidos húmicos extraídos de solos com horizonte A antrópico. In: CONGRESSO BRASILEIRO DE CIÊNCIA DO SOLO, 31., 2007, Gramado. Conquistas e desafios da ciência do solo brasileira: anais. Porto Alegre: SBCS, 2007. 1 CD-ROM.| Biblioteca(s): Embrapa Arroz e Feijão; Embrapa Instrumentação; Embrapa Semiárido. |
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| 170. | | MARTINEZ-BALMORI, D.; SPACCINI, R.; AGUIAR, N. O.; NOVOTNY, E. H.; OLIVARES, F. L.; CANELLAS, L. P. Molecular characteristics and bioactivity of humic acids isolated from vermicomposts. In: MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY, 17., 2014, Ioannina. Natural organic matter: structure-dynamics innovative applications: book of abstracts. Ioannina: University of Ioannina, 2014. p. 335-336.| Biblioteca(s): Embrapa Solos. |
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| 171. | | MARTINEZ-BALMORI, D.; SPACCINI, R.; AGUIAR, N. O.; NOVOTNY, E. H.; OLIVARES, F. L.; CANELLAS, L. P. Molecular characteristics of humic acids isolated from vermicomposts and their relationship to bioactivity. Journal of Agricultural and Food Chemistry, v. 62, n. 47, p. 11412-11419, 2014.| Biblioteca(s): Embrapa Solos. |
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| 172. | | CRUZ, J. C.; ALVARENGA, R. C.; PEREIRA FILHO, I. A.; SANTANA, D. P.; NOVOTNY, E. H.; KONZEN, E. A. Manejo de solos para a cultura do feijoeiro. Informe Agropecuario, Belo Horizonte, v. 25, n. 223, p. 42-55, 2004.| Biblioteca(s): Embrapa Milho e Sorgo; Embrapa Rondônia; Embrapa Semiárido. |
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| 173. | | RITTL, T. F.; NOVOTNY, E. H.; BALIEIRO, F. C.; HOFFLAND, E.; ALVES, B. J. R.; KUYPER, T. W. Negative priming of native soil organic carbon mineralization by oilseed biochars of contrasting quality. European Journal of Soil Science, v. 66, n. 4, p. 714-721, Jul. 2015.| Biblioteca(s): Embrapa Agrobiologia; Embrapa Solos. |
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| 174. | | MONTERUMICI, C. M.; ROSSO, D.; MONTONERI, E.; GINEPRO, M.; BAGLIERI, A.; NOVOTNY, E. H.; KWAPINSKI, W.; NEGRE, M. Processed vs. non-processed biowastes for agriculture: effects of post-harvest tomato plants and biochar on radish growth, chlorophyll content and protein production. International Journal of Molecular Sciences, v. 16, n. 4, p. 8826-8843, 2015.| Biblioteca(s): Embrapa Solos. |
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| 177. | | KWAPINSKIK, W.; WOLFRAM, P.; BYRNE, C.; MELLIGAN, F.; NOVOTNY, E. H.; LEAHY, J. J.; HAYES, M. H. B. Properties of biochar produced from Miscanthus x giganteus and its influence the growth of maize (Zea mays L.). In: MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY, 15., 2010, Tenerife. Proceedings... Tenerife: IHSS, 2010. v. 1, p. 95-98.| Biblioteca(s): Embrapa Solos. |
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| 178. | | MARTIN-NETO, L.; SAAB, S. da C.; FERREIRA, J. A.; NASCIMENTO, O. R.; BAYER, C.; NOVOTNY, E. H.; MIELNICZUK, J. Recents applications of ESR sectroscopy in soil humic substances research. In: INTERNATIONAL MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY-IHSS, 10., 2000, Toulouse, France. Entering the third millenium with a common approach to humic substances and organic matter in water, soil and sediments: proceedings... [S.l.]: IHSS, 2000. v.1, p. 45-47.| Biblioteca(s): Embrapa Instrumentação. |
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| 179. | | REZENDE, E. I. P. de; MANGONI, A. P.; MESSERSCHMIDT, I.; MANGRICH, A. S.; NOVOTNY, E. H.; VELLOSO, M. H. R. Pyrolisis parameters evaluation in the biochar preparation process. In: MEETING OF THE INTERNATIONAL HUMIC SUBSTANCES SOCIETY, 15., 2010, Tenerife. Proceedings... Tenerife: IHSS, 2010. v. 3, p. 274-277.| Biblioteca(s): Embrapa Solos. |
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| 180. | | BERGIER, I.; MAIA, C. M. B. F.; GUIOTOKU, M.; PAIVA, P.; SILVA. A. P.; NOVOTNY, E. H. Pyrolysis dynamics of biomass residues in hot-stage. BioResources, Raleigh, v. 10, n. 4, p. 7604-7617, Nov. 2015.| Biblioteca(s): Embrapa Amapá; Embrapa Pantanal; Embrapa Solos. |
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| Registros recuperados : 273 | |
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Registro Completo
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Biblioteca(s): |
Embrapa Solos. |
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Data corrente: |
14/07/2022 |
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Data da última atualização: |
23/08/2022 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Circulação/Nível: |
B - 1 |
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Autoria: |
NOVOTNY, E. H.; BALIEIRO, F. de C.; AUCCAISE, R.; BENITES, V. de M.; COUTINHO, H. L. da C. |
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Afiliação: |
ETELVINO HENRIQUE NOVOTNY, CNPS; FABIANO DE CARVALHO BALIEIRO, CNPS; RUBEN AUCCAISE, UEPG; VINICIUS DE MELO BENITES, CNPS; HEITOR LUIZ DA COSTA COUTINHO, CNPS (in memoriam). |
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Título: |
Spectroscopic investigation on the effects of biochar and soluble phosphorus on grass clipping vermicomposting. |
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Ano de publicação: |
2022 |
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Fonte/Imprenta: |
Agriculture, v. 12, n. 7, 1011, 2022. |
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DOI: |
https://doi.org/10.3390/agriculture12071011 |
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Idioma: |
Inglês |
|
Conteúdo: |
Seeking to evaluate the hypothesis that biochar optimises the composting and vermicomposting processes as well as their product quality, we carried out field and greenhouse experiments. Four grass clipping composting treatments (only grass, grass + single superphosphate (SSP), grass + biochar and grass + SSP + biochar) were evaluated. At the end of the maturation period (150 days), the composts were submitted to vermicomposting (Eisenia fetida earthworm) for an additional 90 days. Ordinary fine charcoal was selected due to its low cost (a by-product of charcoal production) and great availability; this is important since the obtained product presents low commercial value. A greater maturity of the organic matter (humification) was observed in the vermicompost treatments compared with the compost-only treatments. The addition of phosphate significantly reduced the pH (from 6.7 to 4.8), doubled the electrical conductivity and inhibited biological activity, resulting in less than 2% of the number of earthworms found in the treatment without phosphate. The addition of soluble phosphate inhibited the humification process, resulting in a less-stable compound with the preservation of labile structures, primarily cellulose. The P species found corroborate these findings because the pyrophosphate conversion from SSP in the absence of biochar may explain the strong acidification and increased electric conductivity. Biochar appears to prevent this conversion, thus mitigating the deleterious effects of SSP and favouring the formation of organic P species from SSP (78.5% of P in organic form with biochar compared to only 12.8% in the treatments without biochar). In short, biochar decreases pyrophosphate formation from SSP, avoiding acidification and salinity; therefore, biochar improves the whole composting and vermicomposting process and product quality. Vermicompost with SSP and biochar should be tested as a soil conditioner on account of its greater proportion of stabilized C and organic P. MenosSeeking to evaluate the hypothesis that biochar optimises the composting and vermicomposting processes as well as their product quality, we carried out field and greenhouse experiments. Four grass clipping composting treatments (only grass, grass + single superphosphate (SSP), grass + biochar and grass + SSP + biochar) were evaluated. At the end of the maturation period (150 days), the composts were submitted to vermicomposting (Eisenia fetida earthworm) for an additional 90 days. Ordinary fine charcoal was selected due to its low cost (a by-product of charcoal production) and great availability; this is important since the obtained product presents low commercial value. A greater maturity of the organic matter (humification) was observed in the vermicompost treatments compared with the compost-only treatments. The addition of phosphate significantly reduced the pH (from 6.7 to 4.8), doubled the electrical conductivity and inhibited biological activity, resulting in less than 2% of the number of earthworms found in the treatment without phosphate. The addition of soluble phosphate inhibited the humification process, resulting in a less-stable compound with the preservation of labile structures, primarily cellulose. The P species found corroborate these findings because the pyrophosphate conversion from SSP in the absence of biochar may explain the strong acidification and increased electric conductivity. Biochar appears to prevent this conversion, thus mitigating the deleter... Mostrar Tudo |
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Palavras-Chave: |
13C nuclear magnetic resonance; 31P nuclear magnetic resonance; Pyrogenic carbon; Vermicompostagem. |
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Thesagro: |
Compostagem. |
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Thesaurus NAL: |
Biochar; Charcoal; Eisenia fetida. |
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Categoria do assunto: |
P Recursos Naturais, Ciências Ambientais e da Terra |
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URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/doc/1144709/1/Spectroscopic-investigation-on-the-effects-of-biochar-2022.pdf
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Marc: |
LEADER 02879naa a2200277 a 4500
001 2144709
005 2022-08-23
008 2022 bl uuuu u00u1 u #d
024 7 $ahttps://doi.org/10.3390/agriculture12071011$2DOI
100 1 $aNOVOTNY, E. H.
245 $aSpectroscopic investigation on the effects of biochar and soluble phosphorus on grass clipping vermicomposting.$h[electronic resource]
260 $c2022
520 $aSeeking to evaluate the hypothesis that biochar optimises the composting and vermicomposting processes as well as their product quality, we carried out field and greenhouse experiments. Four grass clipping composting treatments (only grass, grass + single superphosphate (SSP), grass + biochar and grass + SSP + biochar) were evaluated. At the end of the maturation period (150 days), the composts were submitted to vermicomposting (Eisenia fetida earthworm) for an additional 90 days. Ordinary fine charcoal was selected due to its low cost (a by-product of charcoal production) and great availability; this is important since the obtained product presents low commercial value. A greater maturity of the organic matter (humification) was observed in the vermicompost treatments compared with the compost-only treatments. The addition of phosphate significantly reduced the pH (from 6.7 to 4.8), doubled the electrical conductivity and inhibited biological activity, resulting in less than 2% of the number of earthworms found in the treatment without phosphate. The addition of soluble phosphate inhibited the humification process, resulting in a less-stable compound with the preservation of labile structures, primarily cellulose. The P species found corroborate these findings because the pyrophosphate conversion from SSP in the absence of biochar may explain the strong acidification and increased electric conductivity. Biochar appears to prevent this conversion, thus mitigating the deleterious effects of SSP and favouring the formation of organic P species from SSP (78.5% of P in organic form with biochar compared to only 12.8% in the treatments without biochar). In short, biochar decreases pyrophosphate formation from SSP, avoiding acidification and salinity; therefore, biochar improves the whole composting and vermicomposting process and product quality. Vermicompost with SSP and biochar should be tested as a soil conditioner on account of its greater proportion of stabilized C and organic P.
650 $aBiochar
650 $aCharcoal
650 $aEisenia fetida
650 $aCompostagem
653 $a13C nuclear magnetic resonance
653 $a31P nuclear magnetic resonance
653 $aPyrogenic carbon
653 $aVermicompostagem
700 1 $aBALIEIRO, F. de C.
700 1 $aAUCCAISE, R.
700 1 $aBENITES, V. de M.
700 1 $aCOUTINHO, H. L. da C.
773 $tAgriculture$gv. 12, n. 7, 1011, 2022.
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