Which one of the following chemical fertilizers provides only one major nutrient to the soil?
A. NPK
B. Monopotassium phosphate
C. Urea
D. Di-ammonium phosphate.
Answer:C
Which one of the following chemical fertilizers provides only one major nutrient to the soil?
A. NPK B. Monopotassium phosphate C. Urea D. Di-ammonium phosphate.