The two national standards GB18382-2001 "Labeling, Content and Requirements for Fertilizer" and GB/T15063-2009 "Compound Fertilizer" issued by the General Administration of Quality Supervision, Inspection and Quarantine of China have officially come into effect in the production and distribution sta

Rice specificIt is mainly made from urea, ammonium phosphate, and potassium chloride, with an effective nutrient content of ≥ 25% for nitrogen, phosphorus, and potassium. It can be used as base fertilizer and topdressing, with a general usage of 60-75 kilograms per mu. Base fertilizer accounts for 6