【摘要】 本文综述了我国P矿资源,P肥生产和消费情况。重点叙述我国P矿资源的特点和贮量以及90年代以来我国的P肥的产量和品种结构。更多还原

【Abstract】 Phosphorus resources of China, and production and consumption of phosphate fertilizer in recent years were reviewed. The P fertilizers produced in China before 1990s used to be low-graded. In recent years the situation has been changing rapidly. In 2002 the high-graded P fertilizers amounted to 45% of the total output of P fertilizers in China.更多还原