click below
click below
Normal Size Small Size show me how
Soil
| Term | Definition |
|---|---|
| Humus | Decayed plants and animals |
| Top Soil | Is dark and has the most minerals and humus |
| subsoil | Is less dark because it has less humus.Also contains larger rocks than topsoil. |
| Bedrock | Is solid rock |
| Loam | Is a mixture of sand,clay and silt. Plants grow best in loam. |
| Soil | Provides nutrients for plants and tress to grow. |
| Sand | Has medium size grains. It holds very little water. |
| Silt | Has smaller grains. |
| Clay | Has the smallest grains and holds a lot of water. |
| Soils | Differ in color. |