What characteristic distinguishes pedalfer soils?

Pedalfer soils are primarily distinguished by their formation in a wet climate, which significantly influences their characteristics. In such environments, the abundant moisture contributes to the leaching of minerals and nutrients, leading to a soil profile that is typically rich in aluminum and iron oxides. This leaching process also helps in the accumulation of clay, which can further enhance soil texture and contribute to the overall fertility of the soil.

The presence of a wet climate is key to the development of pedalfer soils because it facilitates the processes of weathering and biotic activity that are essential for soil formation. Other factors such as vegetation cover and organic material decomposition are closely linked to moist conditions, affecting soil composition.

Conversely, pedalfer soils are not characterized by high salinity, which would be more typical of arid or desert regions, nor do they generally have a particularly thick soil layer when compared to other soil types like pedalcrys, found in colder climates. While they can contain organic matter, the focus on wet climate conditions is what fundamentally sets pedalfer soils apart.