The slow growing species of legume root nodule bacteria are included in bacterial genus
A. Rhizobium
B. Brady rhizobium
C. Sino-rhizobium
D. Azo-rhizobium
Answer: Option B
A. Rhizobium
B. Brady rhizobium
C. Sino-rhizobium
D. Azo-rhizobium
Answer: Option B
Downy Mildew of Bajra caused by
A. C. fusiformis
B. S. graminicola (Sclerospora)
C. T. penicillica
D. All of the above
The criteria of essentiality of nutrients in plants was given by
A. D. J. Nicholas
B. Arnon and Stout
C. J. S. Kanwar
D. M. S. Swaminathan
A. Manganese
B. Boron
C. Zinc
D. Iron
Join The Discussion