Azolla is used as a biofertiliser because it
Has association of mycorrhiza
Multiplies at faster rate to produce massive biomass
Has association of nitrogen-fixing Rhizobium
Has association of nitrogen-fixing cyanobacteria
Which one is a biofertilizer
Which of the following is non-symbiotic biofertilizer
Which of the following serve as biofertiliser in paddy fields?
Biofertilisers include
Biofertilisers