Soil
From the Simple English Wikipedia, the free encyclopedia that anyone can change
Soil (sometimes called dirt) is the combination of rock, mineral fragments (pieces) made by weathering (wind, rain, sun, snow, etc.), and organic matter (living things), water, and air.
Soil, especially topsoil, is the portion of the Earth's crust where plants can grow.
[change] See also
- Agronomy (the study of soil and plant)