钾系 meaning in English
potash series
Examples
- The technology progress of some major new - type fertilizers ( e . g . slow release / controlled release fertilizer , kno3 - based compound fertilizer , organo - inorganic compound fertilizer and bio - compound fertilizer etc . ) at home and abroad is elaborately discussed and reviewed in this paper
摘要对几种重要的新型肥料，如缓释/控释肥料、稍酸钾和稍酸钾系复混肥、有机无机复混肥和生物复合肥料等的国内外技术进展进行了较为详细的评述。