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Registro Completo |
Biblioteca(s): |
Embrapa Meio Ambiente. |
Data corrente: |
19/02/2016 |
Data da última atualização: |
15/04/2016 |
Tipo da produção científica: |
Resumo em Anais de Congresso |
Autoria: |
BONONI, L.; VASCONCELLOS, R. L. F.; TAKETANI, R. G.; VILELA, E. S. D.; MOITINHO, M. A.; MELO, I. S. de. |
Afiliação: |
L. BONONI, ESALQ/USP; R. L. F. VASCONCELLOS; R. G. TAKETANI, Bolsista FAPESP; E. S. D. VILELA; M. A. MOITINHO, ESALQ/USP; ITAMAR SOARES DE MELO, CNPMA. |
Título: |
Change in enzymatic activity of microbial communities on the seasonal differences in soils the of biomes caatinga and atlantic forest. |
Ano de publicação: |
2015 |
Fonte/Imprenta: |
In: CONGRESSO BRASILEIRO DE MICROBIOLOGIA, 28., Florianópolis. Anais... Florianópolis: Sociedade Brasileira de Microbiologia, 2015. Ref. 0973-1. |
Idioma: |
Inglês |
Conteúdo: |
Abstract: The average global temperature has increased and will continue increasing, with forecast of up to 5.8° C by the end of this century as a result of the increase in the concentration of greenhouse gases in the atmosphere. Due to these increased temperature, some biomes may introduce features of arid and semi-arid environments in the coming years. The patterns of water availability in the soil can select groups of microorganisms with physiological strategies to tolerate these seasonal changes. Nutrient availability for plants becomes limited when the aqueous part of the soil is low in the dry period. On the other hand, in irrigated soils the concentration of nutrients available associated with mineralization increases rapidly. Environmental indicators such as seasonal variations in the enzymatic activity, the abundance of microorganisms and soil physical and chemical characteristics, are useful to measure and analyze the change of the functionality soil microbiota. This work was aimed to study the seasonal changes of enzymatic activity (dehydrogenase, acid phosphatase and alkaline, arylsulfatase, phytase, cellulase, amylase and urease) of microbial communities in soils of Caatinga and Atlantic Forest. The soils were collected in Bertioga-SP, Cananéia-SP, Juazeiro-BA and Petrolina-PE. The samples of soil were sifted and separated into 18 glass bottles of 200 mL containing 50 g of each soil. The bottles were incubated at 28° C varying moisture in 60% and 30% every 14 days corresponding to three seasonal cycles. The sequencing of 16S ribosomal RNA gene (rRNA) of samples was performed using the Ion Sequencing Kit 400 (Life Technologies). The dynamics of the bacterial communities had influences of seasonal changes, especially when compared the biogeographic patterns. The effect of moisture was significantly different (p < 0.05) only to the activity of alkaline phosphatase and phytase enzymes. The activity of all enzymes, except phytase, was important to discriminate the soils between Caatinga and Atlantic Forest biomes. Seasonality had an effect on the enzymatic activity that was related with the functional change in the soil microbiota. MenosAbstract: The average global temperature has increased and will continue increasing, with forecast of up to 5.8° C by the end of this century as a result of the increase in the concentration of greenhouse gases in the atmosphere. Due to these increased temperature, some biomes may introduce features of arid and semi-arid environments in the coming years. The patterns of water availability in the soil can select groups of microorganisms with physiological strategies to tolerate these seasonal changes. Nutrient availability for plants becomes limited when the aqueous part of the soil is low in the dry period. On the other hand, in irrigated soils the concentration of nutrients available associated with mineralization increases rapidly. Environmental indicators such as seasonal variations in the enzymatic activity, the abundance of microorganisms and soil physical and chemical characteristics, are useful to measure and analyze the change of the functionality soil microbiota. This work was aimed to study the seasonal changes of enzymatic activity (dehydrogenase, acid phosphatase and alkaline, arylsulfatase, phytase, cellulase, amylase and urease) of microbial communities in soils of Caatinga and Atlantic Forest. The soils were collected in Bertioga-SP, Cananéia-SP, Juazeiro-BA and Petrolina-PE. The samples of soil were sifted and separated into 18 glass bottles of 200 mL containing 50 g of each soil. The bottles were incubated at 28° C varying moisture in 60% and 30% every 14 da... Mostrar Tudo |
Palavras-Chave: |
Arid environments; Seasonality; Soil microbiota. |
Thesagro: |
Caatinga. |
Thesaurus Nal: |
Dry environmental conditions; Enzyme activity; Soil microorganisms. |
Categoria do assunto: |
V Taxonomia de Organismos |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/139543/1/2015RA-018.pdf
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Marc: |
LEADER 03090nam a2200253 a 4500 001 2037853 005 2016-04-15 008 2015 bl uuuu u00u1 u #d 100 1 $aBONONI, L. 245 $aChange in enzymatic activity of microbial communities on the seasonal differences in soils the of biomes caatinga and atlantic forest.$h[electronic resource] 260 $aIn: CONGRESSO BRASILEIRO DE MICROBIOLOGIA, 28., Florianópolis. Anais... Florianópolis: Sociedade Brasileira de Microbiologia, 2015. Ref. 0973-1.$c0973 520 $aAbstract: The average global temperature has increased and will continue increasing, with forecast of up to 5.8° C by the end of this century as a result of the increase in the concentration of greenhouse gases in the atmosphere. Due to these increased temperature, some biomes may introduce features of arid and semi-arid environments in the coming years. The patterns of water availability in the soil can select groups of microorganisms with physiological strategies to tolerate these seasonal changes. Nutrient availability for plants becomes limited when the aqueous part of the soil is low in the dry period. On the other hand, in irrigated soils the concentration of nutrients available associated with mineralization increases rapidly. Environmental indicators such as seasonal variations in the enzymatic activity, the abundance of microorganisms and soil physical and chemical characteristics, are useful to measure and analyze the change of the functionality soil microbiota. This work was aimed to study the seasonal changes of enzymatic activity (dehydrogenase, acid phosphatase and alkaline, arylsulfatase, phytase, cellulase, amylase and urease) of microbial communities in soils of Caatinga and Atlantic Forest. The soils were collected in Bertioga-SP, Cananéia-SP, Juazeiro-BA and Petrolina-PE. The samples of soil were sifted and separated into 18 glass bottles of 200 mL containing 50 g of each soil. The bottles were incubated at 28° C varying moisture in 60% and 30% every 14 days corresponding to three seasonal cycles. The sequencing of 16S ribosomal RNA gene (rRNA) of samples was performed using the Ion Sequencing Kit 400 (Life Technologies). The dynamics of the bacterial communities had influences of seasonal changes, especially when compared the biogeographic patterns. The effect of moisture was significantly different (p < 0.05) only to the activity of alkaline phosphatase and phytase enzymes. The activity of all enzymes, except phytase, was important to discriminate the soils between Caatinga and Atlantic Forest biomes. Seasonality had an effect on the enzymatic activity that was related with the functional change in the soil microbiota. 650 $aDry environmental conditions 650 $aEnzyme activity 650 $aSoil microorganisms 650 $aCaatinga 653 $aArid environments 653 $aSeasonality 653 $aSoil microbiota 700 1 $aVASCONCELLOS, R. L. F. 700 1 $aTAKETANI, R. G. 700 1 $aVILELA, E. S. D. 700 1 $aMOITINHO, M. A. 700 1 $aMELO, I. S. de
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Registro original: |
Embrapa Meio Ambiente (CNPMA) |
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Registros recuperados : 12 | |
1. | | BRAGA, A. P. A.; VASCONCELLOS, R. L. F.; ROMAGNOLI, E. M.; MELO, I. S. de. Abundância de rizobactérias entre diferentes solos e espécies vegetais do bioma Caatinga. Hechos Microbiológicos, v. 5, n. 2, p. 80, 2014. Suplemento. Edição das Memorias do 22º Congreso Latinoamericano de Microbiologia e 4º Congreso Colombiano de Microbiologia, Cartagena, 2014. Ref. TLP-108.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Meio Ambiente. |
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3. | | VASCONCELLOS, R. L. F.; MENDES, R.; TAKETANI, R. G.; ZUCCHI, T. D.; MELO, I. S. de. Draft genome sequence of Pseudomonas sp. strain CMAA 1215, a plant growth-promoting bacterium isolated from a Brazilian mangrove. Genome Announcements, Washington DC, v. 1, n. 6, p. e00995-13, 2013.Tipo: Artigo em Periódico Indexado | Circulação/Nível: C - 0 |
Biblioteca(s): Embrapa Meio Ambiente. |
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6. | | SANTOS, S. N.; KAVAMURA, V. N.; TAKETANI, R. G.; VASCONCELLOS, R. L. F.; ZUCCHI, T. D.; MELO, I. S. de. Draft genome sequence of Bacillus sp. strain CMAA 1185, a cellullolytic bacterium isolated from Stain House Lake, Antarctic Peninsula. Genome Announcements, Washington DC, v. 3, n. 3, p. e00436-15, 2015.Tipo: Artigo em Anais de Congresso |
Biblioteca(s): Embrapa Meio Ambiente. |
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7. | | KAVAMURA, V. N.; SANTOS, S. N.; TAKETANI, R. G.; VASCONCELLOS, R. L. F.; MELO, I. S. de. Draft genome sequence of plant growth-promoting drought-tolerant Bacillus sp. strain CMAA 1363 isolated from the Brazilian Caatinga biome. Genome Announcements, Washington, DC, v. 5, n. 5, e01534-16, 2017.Tipo: Nota Técnica/Nota Científica |
Biblioteca(s): Embrapa Meio Ambiente. |
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9. | | MELO, I. S. de; VASCONCELLOS, R. L. F.; NASCIMENTO, R. dos S.; VILELA, E. S. D.; KAVAMURA, V. N.; ROSA, L. H. Endophytic bacteria from Deschampsia antarctica and assessment of their potential to promote plant growth. In: INTERNATIONAL SYMPOSIUM ON MICROBIAL ECOLOGY, 15., 2014, Seoul. Proceedings... Wageningen: The International Society for Microbial Ecology (ISME), 2014. p. 139-140.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Meio Ambiente. |
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10. | | SILVA, F. S. P. da; SOUZA, D. T.; ZUCCHI, T. D.; VASCONCELLOS, R. L. F.; PANSA, C. C.; MORAES, F. C.; MELO, I. S. de. Geodermatophilus marinus sp. npv. associated to the marine sponge Scopalina ruetzleri from São Pedro and São Paulo Archipelago, Equatorial Atlantic, Brazil. In: CONGRESSO BRASILEIRO DE MICROBIOLOGIA, 28., Florianópolis. Anais... Florianópolis: Sociedade Brasileira de Microbiologia, 2015. Ref. 1572-2.Tipo: Resumo em Anais de Congresso |
Biblioteca(s): Embrapa Meio Ambiente. |
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12. | | CARDOSO, E. J. B. N.; VASCONCELLOS, R. L. F.; BINI, D.; MIYAUCHI, M. Y. H.; SANTOS, C. A. dos; ALVES, P. R. L.; PAULA, A. M. de; NAKATANI, A. S.; PEREIRA, J. de M.; NOGUEIRA, M. A. Soil health: looking for suitable indicators. What should be considered to assess the effects of use and management on soil health? Scientia Agricola, Piracicaba, v. 70, n. 4, p. 274-289, July/Aug. 2013.Tipo: Artigo em Periódico Indexado | Circulação/Nível: A - 1 |
Biblioteca(s): Embrapa Soja. |
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Registros recuperados : 12 | |
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Nenhum registro encontrado para a expressão de busca informada. |
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