Question

Fertilizer consist of n:p:k in what ratio

Answer 1

A 25-4-2 formulation contains 25%nitrogen, 4% phosphorus, and 2%potassium. All fertilizers contain at least one of these components; if any is missing, the ratio will show a zero for that nutrient (a 12-0-0 fertilizercontains nitrogen but no phosphorusor potassium, for instance