Q148. Select the bio fertilizer in the following : (a)Compost (b)Ammonium sulphate (c) Cattle dung - (d) Algae and blue-green algae

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Dileep Vishwakarma

2 years ago

Correct Option: D Bio-fertilizers such as Rhizobium, Azotobacter, Azospirillum and blue green algae (BGA) have been in use a long time.

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Dileep Vishwakarma

2 years ago

Correct Option: D Bio-fertilizers such as Rhizobium, Azotobacter, Azospirillum and blue green algae (BGA) have been in use a long time.

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