The long equilibrium price in emulous fertilizer market will equal to its productive and management cost,and will determinated by demand price in non-emulous fertilizer market.

• 竞争性的市场结构将使化肥的长期均衡价格等于它的生产经营成本;非竞争性的市场结构将使化肥价格决定于农民对化肥的需求价格。