N-P-K refers to the ratio of important elements in a
fertilizer or soil amendment. N stands for
nitrogen, which is responsible for strong stem and foliage growth. P is for
phosphorus, which aids in healthy root growth and flower and seed production. K stands for potassium, which is responsible for improving overall health and disease resistance.
"the
NPK ratio in this
fertiliser is
just right; look forward to vigorous growth"
