NPK compound fertilizer 15-15-15 is a compound fertilizer containing 15% each of nitrogen (N), phosphorus (P2O5), and potassium (K2O).Characteristics:NPK compound fertilizer 15-15-15 nutrient balance: This compound fertilizer contains the three main nutrients required for crop growth - nitrogen, pho

The benefits of using NPK compound fertilizer 20-20-20 in combination with other fertilizers:NPK compound fertilizer 20-20-20 can be used in combination with other fertilizers such as organic fertilizers, trace element fertilizers, etc. to meet the special nutrient needs of crops at different growth