You searched for: “mollisol
Mollisol, Mollisols
1. The soils of grassland ecosystems that are characterized by a thick, dark surface horizon.

This fertile surface horizon, known as a mollic epipedon, comes from the long-term addition of organic materials which are derived from plant roots.

Mollisols are among some of the most important and productive agricultural soils in the world and are extensively used for this purpose.

Mollisols are divided into eight suborders: Albolls, Aquolls, Rendolls, Gelolls, Cryolls, Xerolls, Ustolls, and Udolls all of which are available in this unit.

2. From the U.S. Soil Taxonomy soil-order classification system.
3. Etymology: from Latin mollis, "soft".
This entry is located in the following unit: sol-, -sol + (page 5)