langbeinite

1. The fundamental data, processing technology and agricultural application of langbeinite fertilizer
   硫酸钾镁基础数据、加工工艺和农业应用
2. Past, current status and future prospect of langbeinite fertilizer
   硫酸钾镁肥的过去、现状和未来前景
3. Phase Diagram Analysis of Langbeinite Extracted from Mother Liquid of Salt Production
   制盐母液提取无水钾镁矾相图分析

noun

1. a mineral consisting of potassium magnesium double sulphate