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प्रश्न
A farmer has two fields in which he wants to grow a cereal crop and a legume. He cannot afford to spend a lot of money on chemical fertilisers to increase the fertility of the soil.
Suggest a way to help him resolve the issue.
एक पंक्ति में उत्तर
उत्तर
By recommending him to use cyanobacteria and/or Nitrogen-fixing bacteria.
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