Phosphogypsum composite yeast metabolite-based saline-alkali soil improver and application thereof
By combining phosphogypsum with yeast metabolites, the problem of salt accumulation caused by using phosphogypsum alone is solved, achieving comprehensive improvement of saline-alkali soil, reducing soil alkalinity, improving soil fertility and microecological health, and making it suitable for low-cost and high-efficiency improvement of saline-alkali soil.
CN122405282APending Publication Date: 2026-07-17HUBEI FORBON TECH +1
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- HUBEI FORBON TECH
- Filing Date
- 2026-02-13
- Publication Date
- 2026-07-17
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Abstract
本发明属于土壤改良与生态修复技术领域，具体涉及一种基于磷石膏复合酵母代谢物的盐碱土壤改良剂及其应用。所述盐碱土壤改良剂由磷石膏（PG）和酵母代谢物（Y）按特定比例复配而成，利用磷石膏释放钙离子置换土壤中的交换性钠，降低土壤pH与碱化度，同时利用酵母代谢物富含的有机酸协同降碱，并凭借其多孔结构和有机质特性促进盐分淋洗，有效缓解了单一施用磷石膏易导致土壤电导率升高的问题。该改良剂能够协同提升土壤有机质阳离子交换量和营养成分，实现对盐碱土壤理化性质系统性修复，具有成本低、见效快、环境友好的显著优点。
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