Correct option is A
Azolla can fix 80 to 100 kg N2/ha/year.
Azolla can fix 80 to 100 kg N2/ha/year.
Cattle belong to which family?
Paul Leagans model of communication has how many elements?
Agricultural Economics is related to:
Which of the following crop has the highest genetic yield potential among the food grain crops?
It consists of a series of platforms having suitable vertical drops along contours or on suitable graded lines across the general slope of the land.
Biological equilibrium is equilibrium amongst
Suggested Test Series
Suggested Test Series