Genesis of the sombric horizon in ultisols (red argisols) in southern Santa Catarina, Brazil Gênese do horizonte sômbrico em argissolos vermelhos do sul de Santa Catarina

Genesis of the sombric horizon in ultisols (red argisols) in southern Santa Catarina, Brazil Gênese do horizonte sômbrico em argissolos vermelhos do sul de Santa Catarina

Dark subsurface horizons, with properties similar to the sombric horizon characterized by the USA Soil Taxonomy, are frequent in Southern Brazil. The genesis of this horizon is controversial and poorly understood. This study aimed to describe the occurrence of sombric-like horizons in Ultisols in th...

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Bibliographic Details
Main Authors: Jaime Antonio de Almeida, Denis Cesar Cararo, Antônio Ayrton Auzani Uberti
Format: Article
Language:English
Published: Sociedade Brasileira de Ciência do Solo 2009-04-01
Series:Revista Brasileira de Ciência do Solo
Subjects:
horizonte subsuperficial escuro
podzolização
horizonte A enterrado
compostos argilo-húmicos
mudanças climáticas
dark subsurface horizon
podzolization
buried A horizon
clay-humic substances
climatic changes
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-06832009000200018

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http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-06832009000200018

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