Understanding Your Soils: Sodicity and Salinity
Want to know more about soil sodicity and salinity? Watch this short video from the Understanding Your Soils Series...
Testing for dispersion and slaking
Simple guide to testing for dispersion
Sodic and alkaline soil profiles in the south-western agricultural region
Typical chemical analysis of sodic and alkaline soils
Dispersion of clay plates by changing soil pH
Soil pH can affect soil dispersion by affecting charged surfaces.
Dispersion of clay plates by sodium in soil
This animation shows how sodium influences soil dispersion.
Soil stability demonstration
This short demonstration shows differing degrees of breakdown of soil aggregates when immersed in deionised water for 24 hours....