2020 Environment - Sustainable agriculture

In the context of India, which of the following is/are considered to be practice(s) of eco-friendly agriculture ? 1. Crop diversification 2. Legume intensification 3. Tensiometer use 4. Vertical farming Select the correct answer using the code given below:

  • 1, 2 and 3 only
  • 3 only
  • 4 only
  • 1, 2, 3 and 4

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