我国钾肥产量严重不足 ,１９９９年我国钾肥产量约３０万吨 ,而世界钾肥产量为２６８０万吨 ,我国仅占世界的１ １２%。近年来我国钾肥消费量持续增长主要依赖进口 ,１９９９年我国钾肥进口量达５４０多万吨 ,２０００年我国钾肥进口量进一步增长 ,达６２３万吨。磷肥、复合肥 In our country, the output of potash is seriously insufficient. In 1999, the output of potash in our country was about 300,000 tons, while the output of potash in the world was 26.8 million tons, our country only accounted for 112% of the world total. In recent years, China’s potash consumption continued to grow mainly due to imports. In 1999, China’s potash imports reached more than 5.4 million tons. In 2000, China’s potash fertilizer imports further increased to 6.23 million tons. Phosphate fertilizer, compound fertilizer