Question

5 methods of soil degradation & soil conservation ..

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Answer 1

Answer:

Techniques for improved soil conservation include crop rotation, cover crops, conservation tillage and planted windbreaks, affect both erosion and fertility. When plants die, they decay and become part of the soil

Answer 2

Explanation:

1) Sheet erosion by water;

2) Wind erosion;

3) Rill erosion – happens with heavy rains and usually creates smalls rills over hillsides;

4) Gully erosion – when water runoff removes soil along drainage lines.

5) Ephemeral erosion that occurs in natural depressions.

Soil conservation methods

1. Afforestation.
2. Checking Overgrazing.
3. Constructing Dams.
4. Changing Agricultural Practices.
5. Crop Rotation.
6. Strip Cropping.
7. Use of Early Maturing Varieties.
8. Contour Ploughing.