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Soil
Unit B Chapter 2
Term | Definition |
---|---|
erosion | The movement of bits of rock or soil by wind and water. |
strip cropping | Planting a crop between rows of another crop. |
contour plowing | Plowing around a hill. |
terracing | Cutting broad, flat areas in sides of a steep mountain to grow crops. |
weathering | The natural process of breaking down rock. |
fertile | Soil capable of growing a lot of plants. |
soil conservation | Saving of soil. |
humus | The soil part that is made up of rotting plant and animal materials. |
topsoil | This part of soil becomes richer as dead plants decay. |