NPK - Compound Fertilizers, Packaging Type : Green, Pink, Red

Compound Fertilizer is the fertilizer which contains two or three nutrients of N, P, K. NPK fertilizers are three-component fertilizers providing nitrogen, phosphorus, and potassium. It is available in powder or granular form. Compound fertilizersshow their nutrient content with three bold numbers on the package. 
NPK fertilizer is a complex fertilizer comprised primarily of the three primary nutrients required for healthy plant growth. The agriculture industry relies heavily on the use of NPK fertilizer to meet global food supply and ensure healthy crops.
NPK fertilizers are three-component fertilizers providing nitrogen, phosphorus, andpotassium. NPK rating is a rating system describing the amount of nitrogen, phosphorus, and potassium in a fertilizer.
Prominently featured will be the N-P-K ratio, the percentage the product contains by volume of nitrogen (chemical symbol N), phosphorus (P), and potassium (K). A 16-16-16 fertilizer, for example, contains 16% nitrogen, 16% phosphorus, and 16% potassium.