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With reference to soil conservation, consider the following practices: 1. Crop rotation 2. Sand fences 3. Terracing 4. Windbreaks Which of the above are considered appropriate methods for soil conservation in India?

With reference to soil conservation, consider the following practices: 1. Crop rotation 2. Sand fences 3. Terracing 4. Windbreaks Which of the above are considered appropriate methods for soil conservation in India? Correct Answer 1, 2, 3 and 4

The correct answer is 1, 2, 3 and 4.

 Key Points

  • Crop rotation, Sand fences, terracing, and windbreaks all are used for sand conservation in India. Hence all the options are correct.

 Important Points

  • Sand fences are a simple and cheap method of inducing the accretion of sands in arid and sandy areas.
    • Sand fences are barriers made of small, evenly spaced wooden slats or fabric.
  • In crop rotation, crops are changed from year to year according to a planned sequence.
    • Crop rotation is considered to be a key principle of conservation agriculture for, it improves the soil structure and fertility.
    • It also helps to control weeds, pests, and diseases.
  • Terrace farming is the practice of cutting flat areas out of a hilly or mountainous landscape in order to grow crops.
    • It is a practice that has been in use from the rice fields of Asia to the steep slopes of the Andes in South America.
  • A windbreak (shelterbelt) is a planting usually made up of one or more rows of trees or shrubs planted in such a manner as to provide shelter from the wind and to protect soil from erosion.
    • Farmers sometimes use windbreaks to keep snowdrifts on farmland that will provide water when the snow melts in the spring.

Related Questions

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In which of the following ways can soil be conserved? I. Contour ploughing II. Terracing III. Shifting cultivation IV. Crop rotation
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