高浓度复混肥的研制伍厚栋马洪波（宁波硫酸厂３１５０４０）１前言高浓度复肥是当今世界各国肥料发展的总趋势。据统计，美国、西欧、日本等发达国家中８０％～８５％的磷肥是以复肥形式提供的，我国复混肥的生产和施用，始于７０年代，到１９９３年上半年，由国家颁发生... Development of high-concentration compound fertilizer Wu Houdong Ma Hongbo (Ningbo Sulfuric Acid Plant 315040) 1 Introduction High-concentration compound fertilizer is the general trend of fertilizer development in various countries of the world today. According to statistics, 80% -85% of the phosphate fertilizer in the developed countries such as the United States, Western Europe and Japan is provided in the form of compound fertilizer. The production and application of compound fertilizer in China began in the 1970s and was first promulgated by the state in the first half of 1993 Health ...