Which of the following serve as biofertiliser in paddy fields?

  • A
    Anabaena
  • B
    Azospirillum
  • C
    Nostoc
  • D
    Both $(a)$ and $(c)$

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Similar Questions

$S$ - Statement: Organic fertilizers can lead to effective and pollution-free agriculture.
$R$ - Reason: Chemical fertilizers cause pollution.

Some blue-green algae can be used as biofertilizers because they are:

Give scientific reasons: The pressure on the use of organic farming and biofertilizers has increased.

What does green manure provide?

Which of the following is an example of a biofertilizer?

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