Soil water
Soil is made up of solid particles (clay, silt and sand), with both air and water occupying the spaces...
Soil Quality: 2 Integrated Soil Management
Book 2 Integrated Soil Management is a practical manual for farmers wanting to integrate the management of multiple soil constraints into...
Soil Quality: 1 Constraints to Plant Production
The first book in the Soil Quality ebook series provides an overview of soil constraints to plant production
Soil water repellence
Repellent soil resists water entry and infiltration, so water flows unevenly via preferred pathways, leaving other parts of the...
Claying to ameliorate soil water repellence
Claying can be one of the most effective ways to overcome soil water repellence.
Soil compaction
Less water and air is available in a compacted soil, slowing root growth and inhibiting both water and nutrient...
Soil stability
Soil stability refers to the ability of a soil to maintain structural integrity on wetting
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.
