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| Registros recuperados : 5 | |
| 1. |  | FARIA, D. A. de; FERRARI, M.; PALLAORO, D. S.; RAMOS, J. B.; CARVALHO, C. G. P. de; CAMPOS, D. T. da S.; BORBA FILHO, A. B. Características agronômicas de genótipos de girassol, na Safra de 2010, em Mato Grosso. In: REUNIÃO NACIONAL DE PESQUISA DE GIRASSOL, 19.; SIMPÓSIO NACIONAL SOBRE A CULTURA DO GIRASSOL, 7., 2011, Aracaju. Anais... Londrina: Embrapa Soja: Embrapa Tabuleiros Costeiros, 2011. p. 295-298.| Biblioteca(s): Embrapa Soja. |
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| 2. | | FARIA, D. A. de; FERRARI, M.; PALLAORO, D. S.; RAMOS, J. B.; CARVALHO, C. G. P. de; CAMPOS, D. T. da S.; BORBA FILHO, A. B. Comportamento de genótipos de girassol em Mato Grosso, na safra de 2011. In: REUNIÃO NACIONAL DE PESQUISA DE GIRASSOL, 20.; SIMPÓSIO NACIONAL SOBRE A CULTURA DO GIRASSOL, 8., 2013, Cuiabá. Anais... Brasília, DF: Embrapa, 2013. p. 128-130.| Biblioteca(s): Embrapa Soja. |
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| 3. | | FERRARI, M.; FARIA, D. A. de; PALLAORO, D. S.; RAMOS, J. B.; CARVALHO, C. G. P.; CAMPOS, D. T. da S.; BORBA FILHO, A. B. Comportamento de genótipos de girassol no município de Campo Verde, Mato Grosso, na safra de 2009. In: REUNIÃO NACIONAL DE PESQUISA DE GIRASSOL, 19.; SIMPÓSIO NACIONAL SOBRE A CULTURA DO GIRASSOL, 7., 2011, Aracaju. Anais... Londrina: Embrapa Soja: Embrapa Tabuleiros Costeiros, 2011. p. 299-302.| Biblioteca(s): Embrapa Soja. |
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| 4. | | FARIA, D. A. de; PALLAORO, D. S.; ZUCHINI, L. A. da S.; CAMPOS, D. T. da S.; FILHO, A. B. B. Teor de carbobo microbiano em solos de cerrados sob cultivo de girassol. In: REUNIÃO NACIONAL DE PESQUISA DO GIRASSOL, 18., SIMPÓSIO NACIONAL SOBRE A CULTURA DO GIRASSOL, 6., 2009. Pelotas. Anais... Pelotas: Embrapa Clima Temperado, 2009. p. 248-252. Editado por Ana Claudia Barneche de Oliveira, Ana Paula Afonso Scheneid da Rosa e Márcia Vizzotto.| Biblioteca(s): Embrapa Clima Temperado. |
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| 5. | | FARIA, D. A. de; PALLAORO, D. S.; FERRARI, M.; BORBA FILHO, A. B.; ABREU, J. G. de; CAMILI, E. C.; AVELINO, A. C. D.; SALES, K. C.; CAMPELO JUNIOR, J. H.; CARVALHO, C. G. P. Impacts of Meteorological Attributes on Agronomic Characteristics of Sunflower Cultivated in the Cerrado. Journal of Experimental Agriculture International, v. 35, n. 5, 2019. 7 p.| Biblioteca(s): Embrapa Soja. |
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| Registros recuperados : 5 | |
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Registro Completo
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Biblioteca(s): |
Embrapa Cerrados. |
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Data corrente: |
13/10/2016 |
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Data da última atualização: |
13/12/2016 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Circulação/Nível: |
A - 1 |
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Autoria: |
SOUZA, G. P. de; FIGUEIREDO, C. C. de; SOUSA, D. M. G. de. |
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Afiliação: |
GÉSSICA PEREIRA DE SOUZA, UNB; CÍCERO CÉLIO DE FIGUEIREDO, UNB; DJALMA MARTINHAO GOMES DE SOUSA, CPAC. |
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Título: |
Relationships between labile soil organic carbon fractions under different soil management systems. |
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Ano de publicação: |
2016 |
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Fonte/Imprenta: |
Scientia Agricola, Piracicaba, v. 73, n. 6, p. 535-542, Nov./Dec. 2016. |
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ISSN: |
0103-9016 |
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DOI: |
http://dx.doi.org/10.1590/0103-9016-2015-0047 |
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Idioma: |
Inglês |
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Conteúdo: |
ABSTRACT: The study of labile carbon fractions (LCF) provides an understanding of the behavior of soil organic matter (SOM) under different soil management systems and cover crops. The aim of this study was to assess the effect of different soil management systems with respect to tillage, cover crop and phosphate fertilization on the amount of the LCF of SOM. Treatments consisted of conventional tillage (CT) and no-tillage (NT) with millet as the cover crop and a no-tillage system with velvet bean at two phosphorus dosages. Soil samples were collected and analyzed for organic carbon (OC), C oxidizable by KMnO4 (C-KMnO4), particulate OC (POC), microbial biomass carbon and light SOM in the 0.0-0.05, 0.05-0.10 and 0.10-0.20 m soil layers. The Carbon Management Index (CMI) was calculated to evaluate the impacts of soil management treatments on the quality of the SOM. The different LCFs are sensitive to different soil management systems, and there are significant correlations between them. C-KMnO4 is considered the best indicator of OC carbon lability. In the soil surface layers, the CT reduced the carbon content in all of the labile fractions of the SOM. The use of phosphorus led to the accumulation of OC and carbon in the different soil fractions regardless of the tillage system or cover crop. The application of phosphate fertilizer improved the ability of the NTsystem to promote soil quality, as assessed by the CMI. |
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Palavras-Chave: |
Labile organic matter; Matéria orgânica instável; Phosphorus fertilization. |
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Thesagro: |
Fertilidade do solo; Fósforo; Materia orgânica; Solo. |
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Thesaurus NAL: |
soil organic matter. |
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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/item/148675/1/scientia-agricola-v73-n6-p535.pdf
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Marc: |
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024 7 $ahttp://dx.doi.org/10.1590/0103-9016-2015-0047$2DOI
100 1 $aSOUZA, G. P. de
245 $aRelationships between labile soil organic carbon fractions under different soil management systems.
260 $c2016
520 $aABSTRACT: The study of labile carbon fractions (LCF) provides an understanding of the behavior of soil organic matter (SOM) under different soil management systems and cover crops. The aim of this study was to assess the effect of different soil management systems with respect to tillage, cover crop and phosphate fertilization on the amount of the LCF of SOM. Treatments consisted of conventional tillage (CT) and no-tillage (NT) with millet as the cover crop and a no-tillage system with velvet bean at two phosphorus dosages. Soil samples were collected and analyzed for organic carbon (OC), C oxidizable by KMnO4 (C-KMnO4), particulate OC (POC), microbial biomass carbon and light SOM in the 0.0-0.05, 0.05-0.10 and 0.10-0.20 m soil layers. The Carbon Management Index (CMI) was calculated to evaluate the impacts of soil management treatments on the quality of the SOM. The different LCFs are sensitive to different soil management systems, and there are significant correlations between them. C-KMnO4 is considered the best indicator of OC carbon lability. In the soil surface layers, the CT reduced the carbon content in all of the labile fractions of the SOM. The use of phosphorus led to the accumulation of OC and carbon in the different soil fractions regardless of the tillage system or cover crop. The application of phosphate fertilizer improved the ability of the NTsystem to promote soil quality, as assessed by the CMI.
650 $asoil organic matter
650 $aFertilidade do solo
650 $aFósforo
650 $aMateria orgânica
650 $aSolo
653 $aLabile organic matter
653 $aMatéria orgânica instável
653 $aPhosphorus fertilization
700 1 $aFIGUEIREDO, C. C. de
700 1 $aSOUSA, D. M. G. de
773 $tScientia Agricola, Piracicaba$gv. 73, n. 6, p. 535-542, Nov./Dec. 2016.
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