With reference to soil conservation consider the following practices 1 Crop rotation 2 Sand fen...........

General Science (Easy) Biology

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With reference to soil conservation, consider the following practices :

1. Crop rotation 2. Sand fences

3. Terracing 4. Wind breaks

Which of the above are considered appropriate methods for soil conservation in India.

1, 2, and 3 only

2 and 4 only

1, 3 and 4 only

1, 2, 3 and 4

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Explanation:

1, 2, 3 and 4

Soil conservation methods
Afforestation.
Contour ploughing (cultivation against the direction of the wind).
Strip cultivation (cultivation in strips).
Flood control by government initiatives.
Reclamation of bad lands.
Wind breaks in land; like trees at borders.
Organic farming.
Control/restrict shifting cultivation.