Mention two advantage of Biofertilizers

Mention two advantages of uricotelism in birds?

What are Biofertilizers? What are the advantages of using biofertilizers in agriculture.

What are the advantages of using biofertilizers in agriculture /

Mention two advantage of micro-propagation.

Mention the advantages of artifical insemination.

Define biofertilizers.

Mention two advantages of lactational amoenorrhea as a contraceptive method.

What do you mean by term Single cell protein ? Mention the advantage of using microorganisms for SCP production.

Mention two uses of air?

Mention two uses of air?