The most concentrated fertilizer used for nutrient supply is
A. Urea
B. Diammonium phosphate
C. Anhydrous ammonia
D. Single Super Phosphate
Answer: Option C
Solution(By Examveda Team)
The most concentrated fertilizer used for nutrient supply is anhydrous ammonia.Ammonia (NH3) in anhydrous form, that is without water, is an efficient and widely used source of nitrogen fertilizer. It has the highest content of nitrogen at 82%. Under atmospheric temperature and pressure, it is a colourless gas with a sharp and penetrating odor. It is easily accessible to farmers and simple to implement. However, it can be dangerous if not handled properly.
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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
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