Results 1 to 10 of about 4,786,246 (207)

Association of Post-Barreiras and Barreiras Formation strata and influence on soil genesis, Southern Bahia – Brazil [PDF]

open access: yesRevista Brasileira de Ciência do Solo, 2020
The term Post-Barreiras is a definition for sediments above the deposits of the Barreiras Formation, and the genesis of soils in these environments must be related to sedimentary deposition.
Cristiano Marcelo Pereira de Souza   +5 more
doaj   +6 more sources

Marine influence in the Barreiras Formation, State of Alagoas, northeastern Brazil [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2009
Tidal processes were important for deposition of the Barreiras Formation located in northern Brazil, while correlatable deposits in northeastern Brazil have been traditionally related to continental environments.
Dilce F. Rossetti, Ana M. Góes
doaj   +5 more sources

2D stability and flow analysis of a slope in Recife - PE with Barreiras Formation soil in unsaturated conditions [PDF]

open access: yesMATEC Web of Conferences, 2021
Due to the increase in the number of mass movements on hillslopes during the rainy season in the city of Recife, the importance of analyzing and understanding the unsaturated behavior of the soil is verified.
Fontoura Tahyara   +2 more
doaj   +3 more sources

Genesis and variation spatial of Podzol in depressions of the Barreiras Formation, northeastern Espírito Santo State, Brazil, and its implications for Quaternary climate change [PDF]

open access: yesJournal of South American Earth Sciences, 2020
Variations in relief associated with pedogenetic processes promote different intensities in weathering of sediments of the Barreiras Formation and may thus lead to the formation of different soil types, like Podzols, Acrisols and Ferralsols. The Podzols of tropical regions contain important information on climate and vegetation changes that occurred ...
Schiavo, Jolimar Antonio   +7 more
openaire   +2 more sources

Pedogenesis in the Barreiras Formation Under Climates of Rio Grande do Norte, Brazil

open access: yesJournal of Agricultural Science, 2019
In Brazil, the state of Rio Grande do Norte has an important coastal zone and coastal Tableland areas along the Barreiras Formation, but there are few studies to locate and characterize soils with cohesive character. Therefore, this work was carried out to characterize pedons in the western and eastern mesoregions of the state, located in the Barreiras
Lunara G. da S. Rêgo   +6 more
openaire   +3 more sources

Barreiras: Série, Grupo ou Formação? (Barreiras: Serie, Group or Formation?)

open access: yesRevista Brasileira de Geografia Física, 2015
A Formação Barreiras se estende por quase todo o litoral brasileiro. Associado a esta amplitude espacial, diversas questões sobre esta formação sedimentar ainda se apresentam, impossibilitando um melhor entendimento sobre sua gênese, estratigrafia e sua denominação. Tais questões, presentes em vários pontos da historiografia científica, ganham status
M. M. Moura-Fé
openaire   +3 more sources

Spodosols pedogenesis under barreiras formation and sandbank environments in the south of Bahia Pedogênese de espodossolos em ambientes da formação barreiras e de restinga do sul da Bahia

open access: yesRevista Brasileira de Ciência do Solo, 2010
Morphologically differentiated Spodosols usually occur in the Coastal Plain of the South of Bahia and North of Espírito Santo. They are found in profiles known as "muçungas", i.e. sandy soils that accumulate water. In these areas, two kinds of Spodosols,
Aline Pacobahyba de Oliveira   +5 more
doaj   +2 more sources

Geotechnical properties of sediments of the Barreiras Formation in Rio Grande do Norte - Brazil

open access: yesGeotecnia, 2015
The Barreiras Formation is a geological unit of sedimentary nature that outcrops in a strip along approximately 4000 km in the Brazilian coast. In the Northeast Region, the Barreiras Formation supports multiple cities and their infrastructure. This study aimed to jointly review, summarize and interpret the various works done on the geotechnical aspects
Júnior, Olavo   +2 more
openaire   +3 more sources

Paleoenvironmental records from the analysis of Barreiras Formation soils and organic matter dating (12C, 13C, 14C)

open access: yesSoil Advances
Fábio Carvalho Nunes   +5 more
openaire   +2 more sources

Spodosols pedogenesis under barreiras formation and sandbank environments in the south of Bahia [PDF]

open access: yesRevista Brasileira de Ciência do Solo, 2010
Morphologically differentiated Spodosols usually occur in the Coastal Plain of the South of Bahia and North of Espírito Santo. They are found in profiles known as "muçungas", i.e. sandy soils that accumulate water. In these areas, two kinds of Spodosols, different from those in the Restinga area, can be found: Spodosols with E albic horizon (white ...
Oliveira, Aline Pacobahyba de   +5 more
openaire   +5 more sources

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