酸盐开采引起的P和F污染对土壤真菌群落的影响:结构和功能的空间变化
Lingzi Meng1, Limin Zhou2, Meiyue Xu1
1College of Resources and Environmental Sciences, Nanjing Agricultural University, Nanjing, Jiangsu 210095, China.
Current research in microbial sciences
|December 1, 2025
概括
矿开采会将 (F) 和 (P) 释放到土壤中,影响真菌群落. 升高的F和P增加了真菌丰富性和酸盐溶解真菌 (PSF),增强了土壤生态系统的弹性和P循环.
科学领域:
- 环境科学 环境科学
- 土壤微生物学 土壤微生物学
- 地质化学 地质化学
背景情况:
- 矿开采是生态系统 (P) 的主要来源.
- 密集采矿将 (F) 释放到土壤中,造成生态和健康风险.
- 了解F和P污染对土壤微生物群落的影响至关重要.
研究的目的:
- 调查矿开采对土壤 (F) 和 (P) 水平的影响.
- 评估土壤真菌群落对F和P污染的反应.
- 评估对土壤生态系统健康和可持续采矿实践的影响.
主要方法:
- 从矿石矿石现场的不同距离收集了土壤样本.
- 分析了水溶性 (F) 和 (P) 的度.
- 用分子技术确定了土壤真菌群体结构,丰富度和大量的酸盐溶解真菌 (PSF).
- 分析了真菌共发生网络,以评估社区结构的变化.
主要成果:
- 在矿石附近检测到轻微的 (F) 污染 (∼9 mg/kg).
- 增加的F和P度与增加的真菌群富和Ascomycota丰富度相关.
- (F) 压力可能削弱了真菌的共同发生网络,减少了社区的集中,增强了抗压能力.
- 观察到酸盐溶解真菌 (PSF) 的丰富性增加,表明增强了P循环.
结论:
- 酸盐开采会影响土壤的F和P水平,影响真菌社区的结构和功能.
- 菌群体对F和P污染表现出适应性反应,增强了抗压力和P循环.
- 可持续的酸盐采矿管理需要考虑F/P污染平衡和微生物生态系统反应.
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