Di-ammonium fertilizer represents a key source of N and phosphorus for crop production. NPK Ratio The typical DAP bag contains 18% nitrogen, 46.0% phosphorus pentoxide and 0% potassium, often expressed as 18‑46‑0 https://hsncodeofdapfertilizer518416.blog-gold.com/59984601/dap-fertilizer-overview-and-pricing-in-kenya