Which one of the following constituent is necessary in fertilizers for the early stages of plant growth to promote development of stems and leaves?
A. Phosphorus
B. Potassium
C. Nitrogen
D. Potash
Answer:C
Which one of the following constituent is necessary in fertilizers for the early stages of plant growth to promote development of stems and leaves?
A. Phosphorus B. Potassium C. Nitrogen D. Potash