Influence of clay amendment on soil physical properties and threshold friction velocity within a disturbed crust cover in the inland pacific Northwest

Influence of clay amendment on soil physical properties and threshold friction velocity within a disturbed crust cover in the inland pacific Northwest

[Display omitted] •Soil clay content is a primary soil component influencing wind erosion•This study assessed the effect of clay amendment on threshold friction velocity (u*t)•Clay amendment didn’t directly impact u*t, but did impact crust, aggregate properties•Threshold friction velocities were sen...

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Veröffentlicht in:Soil & tillage research 2020-08, Vol.202, p.104659, Article 104659
Hauptverfasser: Pi, Huawei, Huggins, David R., Sharratt, Brenton
Format: Artikel
Sprache:eng
Schlagworte:
aggregate crushing energy
aggregate geometric mean diameter
bentonite
clay
clay fraction
energy
friction velocity
Random roughness
risk
sandy soils
semiarid zones
Soil erodibility
Threshold friction velocities
tillage
wind erosion
wind speed
wind tunnels
Wyoming
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Zusammenfassung:[Display omitted] •Soil clay content is a primary soil component influencing wind erosion•This study assessed the effect of clay amendment on threshold friction velocity (u*t)•Clay amendment didn’t directly impact u*t, but did impact crust, aggregate properties•Threshold friction velocities were sensitive to lower clay amendments (
ISSN:0167-1987
1879-3444
DOI:10.1016/j.still.2020.104659