Ques. Farmers have reported over 50% higher yields of rice by using which of the following biofertilizer?
A. Cyanobacteria
B. legume-Rhizobium symbiosis
C. Mycorrhiza
D. Azolla pinnata
Answer:D
Ques. Farmers have reported over 50% higher yields of rice by using which of the following biofertilizer?
A. Cyanobacteria B. legume-Rhizobium symbiosis C. Mycorrhiza D. Azolla pinnata