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世界磷酸盐需求近年呈下降趋势，磷矿石产量与贸易量连续下降。分析了原因以及几个主要生产国的近期状况，今后发展预测。估计短期内世界贸易量变化不大，预测到２０００年世界磷矿需求将达到１．６２亿ｔ。
The demand for phosphate in the world has been declining in recent years, and the output and trade volume of phosphate rock have dropped continuously. Analyzed the reasons as well as the recent status of several major producing countries and predicted the future development. It is estimated that the volume of world trade will not change much in the short term and it is predicted that the demand of phosphate rock in the world will reach 162 million tons by the year 2000.