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SOIL MECHANICAL PROPERTIES AND PERMEABILITY TO AIR IN AN ALFISOL-AQUALF TOPOSEQUENCE: CHANGES IN SOIL PROFILE AND THE EFFECT OF COMPRESSION

Fabiano de Vargas Arigony Braga, José Miguel Reichert, Marcelo Ivan Mentges, Eduardo Saldanha Vogelmann, Richard Alberto Rodríguez Padrón

01/Jul/2015

A toposequence has soils with distinct structural and morphological properties that may affect soil susceptibility to structural deformation in short spatial distances. The objective of this study was to evaluate soil load-bearing capacity and susceptibility to compaction, and quantify the effects that loads above and below preconsolidation pressure cause on soil permeability to air in a toposequence of the Central Lowlands of Rio Grande do Sul, Brazil. Undisturbed soil samples were collected from horizons of soil profiles of three Alfisols […]