Figure 9: Examples of Mollisols (grassland soils) formed from loess. Both soils have mean annual precipitation of 450 mm. The Ustoll (a) has an ustic soil moisture regime and the Xeroll (b) has a ...

Lynette Abbott continues her discussion on soil health by examining the effects of fertilisers on soil organisms ...

Plowing, or tilling, is an age-old agricultural practice that readies the soil for planting by turning over the top layer to ...

Bioremediation is a process of introducing microorganisms to environmental pollutants. In theory, it is a sustainable practice that restores soil and water quality.

Potting soil, or potting mix, is a substrate that usually consists of garden soil, organic matter and minerals.