NPK12-12-17 Compound fertilizer, NPK fertilizer 12--12-17+2MgO,NPK12-12-17 bule color,white color fertilizer. NPK12-12-17 Compound fertilizer, NPK fertilizer 12--12-17+2MgO,NPK12-12-17 bule color,white color fertilizer.Moisture 2.5MAX Granular 2.0-4.0mmNPK fertilizerN12 P12 K17Fertilizer is a material that is added to the soil to supply one or more elements required for plant growth and ...