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Registro Completo |
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Biblioteca(s): |
Embrapa Cerrados. |
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Data corrente: |
28/09/2016 |
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Data da última atualização: |
02/03/2026 |
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Tipo da produção científica: |
Artigo em Periódico Indexado |
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Autoria: |
ARAÚJO, L. G.; FIGUEIREDO, C. C.; SOUSA, D. M. G. de. |
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Afiliação: |
UNIVERSIDADE DE BRASÍLIA; UNIVERSIDADE DE BRASÍLIA; DJALMA MARTINHAO GOMES DE SOUSA, CPAC. |
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Título: |
Gypsum application increases the carbon stock in soil under sugar cane in the Cerrado region of Brazil. |
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Ano de publicação: |
2017 |
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Fonte/Imprenta: |
Soil Research, v. 55, n. 1, p. 38-46, 2017. |
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DOI: |
https://doi.org/10.1071/SR15219 |
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Idioma: |
Inglês |
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Conteúdo: |
Abstract: Gypsum is widely used in agriculture in the Cerrado region of Brazil to increase root volume and distribution in the profile of predominantly acidic soils with high aluminium toxicity. The gypsum-induced increase in the root system may be an effective strategy to increase sequestration of atmospheric CO2. However, few studies have investigated the relationship between the use of gypsum and carbon accumulation in the soil under sugar cane. In the present study, total carbon stock (TC) in the soil and its fractions were estimated after four growing seasons of sugar cane under gypsum application. The experiment was arranged in a randomised block design with four replicates and two treatments: control (0 Mg ha(-1)) and the technically recommended rate of gypsum application (5 Mg ha(-1)). Sugarcane stalk biomass and straw production were evaluated in plant cane and three ratoon crops. Soil samples were taken after evaluation of the third ratoon from seven layers (0-5, 5-10, 10-20, 20-40, 40-60, 60-80 and 80-100 cm) to determine organic carbon, TC, particulate carbon (PC) and bulk density. Gypsum increased TC by 5.4 and 4.4 Mg ha(-1) in the 0-100 and 40-100 cm layers respectively. The PC pool in the 40-100 cm layer was increased by 18.4%, whereas the carbon stock associated with mineral increased by 6.8% with gypsum application. Of the total increase in C stocks resulting from gypsum application, 80% occurred in the 40-100 cm layer. |
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Palavras-Chave: |
Reservatório de carbono. |
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Thesagro: |
Biomassa; Carbono; Colheita; Solo. |
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Thesaurus Nal: |
Biomass; Carbon; Harvesting; Soil. |
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Categoria do assunto: |
-- |
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Marc: |
LEADER 02207naa a2200265 a 4500 001 2053662 005 2026-03-02 008 2017 bl uuuu u00u1 u #d 024 7 $ahttps://doi.org/10.1071/SR15219$2DOI 100 1 $aARAÚJO, L. G. 245 $aGypsum application increases the carbon stock in soil under sugar cane in the Cerrado region of Brazil.$h[electronic resource] 260 $c2017 520 $aAbstract: Gypsum is widely used in agriculture in the Cerrado region of Brazil to increase root volume and distribution in the profile of predominantly acidic soils with high aluminium toxicity. The gypsum-induced increase in the root system may be an effective strategy to increase sequestration of atmospheric CO2. However, few studies have investigated the relationship between the use of gypsum and carbon accumulation in the soil under sugar cane. In the present study, total carbon stock (TC) in the soil and its fractions were estimated after four growing seasons of sugar cane under gypsum application. The experiment was arranged in a randomised block design with four replicates and two treatments: control (0 Mg ha(-1)) and the technically recommended rate of gypsum application (5 Mg ha(-1)). Sugarcane stalk biomass and straw production were evaluated in plant cane and three ratoon crops. Soil samples were taken after evaluation of the third ratoon from seven layers (0-5, 5-10, 10-20, 20-40, 40-60, 60-80 and 80-100 cm) to determine organic carbon, TC, particulate carbon (PC) and bulk density. Gypsum increased TC by 5.4 and 4.4 Mg ha(-1) in the 0-100 and 40-100 cm layers respectively. The PC pool in the 40-100 cm layer was increased by 18.4%, whereas the carbon stock associated with mineral increased by 6.8% with gypsum application. Of the total increase in C stocks resulting from gypsum application, 80% occurred in the 40-100 cm layer. 650 $aBiomass 650 $aCarbon 650 $aHarvesting 650 $aSoil 650 $aBiomassa 650 $aCarbono 650 $aColheita 650 $aSolo 653 $aReservatório de carbono 700 1 $aFIGUEIREDO, C. C. 700 1 $aSOUSA, D. M. G. de 773 $tSoil Research$gv. 55, n. 1, p. 38-46, 2017.
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| 2. |  | TEIXEIRA, E. G.; SILVA, J. F. F.; FAVRETTO, R.; TÁPPARO, D. C.; STEINMETZ, R. L. R.; KUNZ, A. Geração de energia elétrica a partir do biogás produzido por codigestão de dejeto e carcaças de suínos mortos não abatidos. In: JORNADA DE INICIAÇÃO CIENTÍFICA, 13., 2019, Concórdia. Anais... Concórdia: Embrapa Suínos e Aves: UNC, 2019. p. 20-21. JINC 2019.| Tipo: Artigo em Anais de Congresso |
| Biblioteca(s): Embrapa Suínos e Aves. |
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| Registros recuperados : 5 | |
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