Item: Compound fertilizer NPK:15-15-15;11-22-16;21 ... granular Good fertilizers at corp,fruit etc. COMPOUNDFERTILIZERProperities: Compound fertilizer contains more than two kinds of nutrient elements it ... ,NH4H2PO4,CO(NH2)2,KCLK2SO4Uses:It is used in agriculture production, especially for vegetables, bamboo, sugarcane, tobacco, fruit trees ... .Net weight is 25KGS or 50KGS. NPK compound fertilizer