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Registro Completo |
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Biblioteca(s): |
Embrapa Milho e Sorgo. |
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Data corrente: |
31/10/2016 |
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Data da última atualização: |
19/12/2016 |
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Tipo da produção científica: |
Artigo em Anais de Congresso |
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Autoria: |
GUIMARAES, E. V.; SILVA, B. M.; BATISTA, A. M.; MELO, M. L. A. de; ARAUJO, G. S. S.; MOURA, M. S. de; MOTA, P. K.; BORGHI, E. |
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Afiliação: |
EDUARDO VIEIRA GUIMARAES, UFSJ, Campus de Sete Lagoas, MG.; BRUNO MONTOANI SILVA, UFSJ, Campus de Sete Lagoas, MG.; ALINE MARTINELI BATISTA, UFSJ, Campus de Sete Lagoas, MG.; MARINA LUCIANA ABREU DE MELO, UFSJ, Campus de Sete Lagoas, MG.; GABRIELA SOARES SANTOS ARAUJO, UFSJ, Campus de Sete Lagoas, MG.; MAISE SOARES DE MOURA, Bolsista FAPEMIG.; PAULA KAREN MOTA; EMERSON BORGHI, CNPMS. |
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Título: |
Resistência à penetração em um Latossolo Vermelho distrófico em fase inicial de estabelecimento de sistemas intensivos de cultivo de grãos. |
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Ano de publicação: |
2016 |
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Fonte/Imprenta: |
In: CONGRESSO NACIONAL DE MILHO E SORGO, 31., 2016, Bento Gonçalves. Milho e sorgo: inovações, mercados e segurança alimentar: anais. Sete Lagoas: Associação Brasileira de Milho e Sorgo, 2016. |
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Idioma: |
Português |
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Palavras-Chave: |
Compactação. |
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Thesagro: |
Física do solo; Milho; Prensagem. |
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Thesaurus Nal: |
Soil compaction; Soil physics. |
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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/149851/1/Resistencia-penetracao.pdf
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Marc: |
LEADER 00939nam a2200253 a 4500
001 2055702
005 2016-12-19
008 2016 bl uuuu u00u1 u #d
100 1 $aGUIMARAES, E. V.
245 $aResistência à penetração em um Latossolo Vermelho distrófico em fase inicial de estabelecimento de sistemas intensivos de cultivo de grãos.$h[electronic resource]
260 $aIn: CONGRESSO NACIONAL DE MILHO E SORGO, 31., 2016, Bento Gonçalves. Milho e sorgo: inovações, mercados e segurança alimentar: anais. Sete Lagoas: Associação Brasileira de Milho e Sorgo$c2016
650 $aSoil compaction
650 $aSoil physics
650 $aFísica do solo
650 $aMilho
650 $aPrensagem
653 $aCompactação
700 1 $aSILVA, B. M.
700 1 $aBATISTA, A. M.
700 1 $aMELO, M. L. A. de
700 1 $aARAUJO, G. S. S.
700 1 $aMOURA, M. S. de
700 1 $aMOTA, P. K.
700 1 $aBORGHI, E.
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Registro original: |
Embrapa Milho e Sorgo (CNPMS) |
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 | Acesso ao texto completo restrito à biblioteca da Embrapa Agrobiologia. Para informações adicionais entre em contato com cnpab.biblioteca@embrapa.br. |
Registro Completo
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Biblioteca(s): |
Embrapa Agrobiologia. |
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Data corrente: |
29/04/2020 |
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Data da última atualização: |
08/01/2021 |
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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: |
ALEIXO, S.; GAMA-RODRIGUES, A. C.; GAMA-RODRIGUES, E. F.; CAMPELLO, E. F. C.; SILVA, E. C.; SCHRIPSEMA, J. |
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Afiliação: |
UENF; UENF; UENF; EDUARDO FRANCIA CARNEIRO CAMPELLO, CNPAB; UENF; UENF. |
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Título: |
Can soil phosphorus availability in tropical forest systems be increased by nitrogen-fixing leguminous trees? |
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Ano de publicação: |
2020 |
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Fonte/Imprenta: |
Science of the Total Environment, v. 712, e136405, 2020. |
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Idioma: |
Inglês |
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Conteúdo: |
Understanding the role of N-fixing leguminous trees for phosphorus (P) cycling in highly weathered tropical soils is relevant for the conservation of natural forests as well as the sustainable management of agroforests and forest plantations with low P input in the Brazilian Atlantic Forest region. We hypothesized that N-fixing leguminous trees can increase the availability of soil P by exploiting different P sources without causing a depletion of soil organic P due to efficient biogeochemical cycling, but empirical evidence remains scarce. For this purpose, P-31 nuclear magnetic resonance spectroscopy (P-31 NMR) was used for quantifying soil P forms and the Hedley sequential extraction to determine soil P fractions. The studied sites were forestry systems with leguminous trees: mixed forest plantations with different proportions of fast-growing N-fixing leguminous trees; pure plantations, and agroforestry systems with leguminous trees The results show that all N-fixing leguminous trees and N mineral fertilization positively affected the concentrations of available soil P in relation to the control treatments. There were increases of all P fractions through cycling in all forest sites. P-31 NMR spectra clearly identified and quantified that a large amount of phosphomonoesters followed by phosphodiesters in the form of DNA, as well as high reserves of P, species (orthu-P and pyrophosphate) in the first eleven years of growth at pure plantations, mixed plantations or agroforests. The relations between both orthu-P and DNA with the resin-P-i, NaHCO3-P-i, and NaOH-P-i, fractions suggest that both analysis methods provide complementary information about the soil P transformations. Thus, the paper highlights the importance of the use of different N-fixing leguminous tree species under different environmental conditions, production systems and management practices for recovering heavily degraded areas, which may be a suitable strategy through efficient management of P in highly weathered tropical soils in the Brazilian Atlantic Forest biome. (C) 2020 Elsevier B.V. All rights reserved. MenosUnderstanding the role of N-fixing leguminous trees for phosphorus (P) cycling in highly weathered tropical soils is relevant for the conservation of natural forests as well as the sustainable management of agroforests and forest plantations with low P input in the Brazilian Atlantic Forest region. We hypothesized that N-fixing leguminous trees can increase the availability of soil P by exploiting different P sources without causing a depletion of soil organic P due to efficient biogeochemical cycling, but empirical evidence remains scarce. For this purpose, P-31 nuclear magnetic resonance spectroscopy (P-31 NMR) was used for quantifying soil P forms and the Hedley sequential extraction to determine soil P fractions. The studied sites were forestry systems with leguminous trees: mixed forest plantations with different proportions of fast-growing N-fixing leguminous trees; pure plantations, and agroforestry systems with leguminous trees The results show that all N-fixing leguminous trees and N mineral fertilization positively affected the concentrations of available soil P in relation to the control treatments. There were increases of all P fractions through cycling in all forest sites. P-31 NMR spectra clearly identified and quantified that a large amount of phosphomonoesters followed by phosphodiesters in the form of DNA, as well as high reserves of P, species (orthu-P and pyrophosphate) in the first eleven years of growth at pure plantations, mixed plantations or agrofores... Mostrar Tudo |
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Palavras-Chave: |
Atlantic Forest; N fixing leguminous trees; Sequential extraction method; Soil organic phosphorus. |
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Categoria do assunto: |
K Ciência Florestal e Produtos de Origem Vegetal |
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Marc: |
LEADER 02853naa a2200229 a 4500
001 2121953
005 2021-01-08
008 2020 bl uuuu u00u1 u #d
100 1 $aALEIXO, S.
245 $aCan soil phosphorus availability in tropical forest systems be increased by nitrogen-fixing leguminous trees?$h[electronic resource]
260 $c2020
520 $aUnderstanding the role of N-fixing leguminous trees for phosphorus (P) cycling in highly weathered tropical soils is relevant for the conservation of natural forests as well as the sustainable management of agroforests and forest plantations with low P input in the Brazilian Atlantic Forest region. We hypothesized that N-fixing leguminous trees can increase the availability of soil P by exploiting different P sources without causing a depletion of soil organic P due to efficient biogeochemical cycling, but empirical evidence remains scarce. For this purpose, P-31 nuclear magnetic resonance spectroscopy (P-31 NMR) was used for quantifying soil P forms and the Hedley sequential extraction to determine soil P fractions. The studied sites were forestry systems with leguminous trees: mixed forest plantations with different proportions of fast-growing N-fixing leguminous trees; pure plantations, and agroforestry systems with leguminous trees The results show that all N-fixing leguminous trees and N mineral fertilization positively affected the concentrations of available soil P in relation to the control treatments. There were increases of all P fractions through cycling in all forest sites. P-31 NMR spectra clearly identified and quantified that a large amount of phosphomonoesters followed by phosphodiesters in the form of DNA, as well as high reserves of P, species (orthu-P and pyrophosphate) in the first eleven years of growth at pure plantations, mixed plantations or agroforests. The relations between both orthu-P and DNA with the resin-P-i, NaHCO3-P-i, and NaOH-P-i, fractions suggest that both analysis methods provide complementary information about the soil P transformations. Thus, the paper highlights the importance of the use of different N-fixing leguminous tree species under different environmental conditions, production systems and management practices for recovering heavily degraded areas, which may be a suitable strategy through efficient management of P in highly weathered tropical soils in the Brazilian Atlantic Forest biome. (C) 2020 Elsevier B.V. All rights reserved.
653 $aAtlantic Forest
653 $aN fixing leguminous trees
653 $aSequential extraction method
653 $aSoil organic phosphorus
700 1 $aGAMA-RODRIGUES, A. C.
700 1 $aGAMA-RODRIGUES, E. F.
700 1 $aCAMPELLO, E. F. C.
700 1 $aSILVA, E. C.
700 1 $aSCHRIPSEMA, J.
773 $tScience of the Total Environment$gv. 712, e136405, 2020.
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