Question

blue green algae and nitrogen fixing bacteria are used in farming as ​

Answer 1

Cyanobacteria play an important role in maintenance and build up of soil fertility, consequently increasing rice growth and yield as a natural biofertilizer [19]. Blue green algae (BGA) are photosynthetic nitrogen fixers and are free living. ... This process is called biological nitrogen fixation.

Answer 2

Answer:

Blue green algae and nitrogen fixing Bacteria are used in farming of pulses plant or leguminous plants.

e.g. bean, pea, ....etc.