Question

Discuss four methods by which soil can be conserved.​

Answer 1

Methods by which soil can be conserved.

• Afforestation: One of the best ways to conserve soil is to increase the area under forests.
• Checking Overgrazing
• Constructing Dams
• Changing Agricultural Practices
• (i) Crop Rotation
• (ii) Strip Cropping
• (iii) Use of Early Maturing Varieties

Answer 2

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Four methods by which soil can be conserved are:

• Mulching: An uncovered piece of land is covered with straw or any other layer of An uncovered piece of land is covered with straw or any other layer of organic matter. This method helps the soil to retain moisture.
• Contour Barriers: Barriers along the contours are made by growing grass or by Barriers along the contours are made by growing grass or by putting stones to help in preventing soil erosion.
• Rock Dam: Rocks are placed above one another to regulate and slow down the Rocks are placed above one another to regulate and slow down the speed of water. This help in preventing gully erosion and soil loss.
• Terrace Farming: It is the construction of terraces or flat steps on steep slopes. It is the construction of terraces or flat steps on steep slopes. Terrace farming helps in reducing surface runoff water and prevents soil erosion.

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