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薄荷种植与其叶子修改相结合,刺激了土壤中多环芳的消散

Li Ma^1,2, Jing Lu¹, Fei Mo¹

¹School of Design, Shanghai Jiao Tong University, Shanghai, China.

International journal of phytoremediation

|November 3, 2025

概括

薄荷 (Mentha crispa) 含有富含油的叶子修正剂显著增强了多环芳 (PAH) 从受污染的土壤中去除. 这种方法提高了植物修复效率,为城市土壤再生提供了一个有希望的解决方案.

科学领域:

环境科学环境科学
生物修复是一种生物修复.
植物科学植物科学

背景情况:

含油芳香植物表现出高耐压性和装饰性价值,使它们适合植物修复.
多环芳 (PAHs) 是持久的土壤污染物,需要有效的补救策略.
薄荷 (Mentha crispa) 是一种具有植物修复应用潜力的模范芳香植物物种.

研究的目的:

为了评估在受PAH污染的土壤上的植物修复效果.
调查薄荷叶的作用,特别是精油含量,提高PAH的去除.
评估薄荷和叶子修改对土壤有机碳和PAH组成的影响.

主要方法:

在受PAH污染的土壤中使用薄荷 (Mentha crispa) 进行了一项实验.
治疗包括单独种植薄荷,种植缺少精油的叶子和种植含有精油的叶子.
在180天内分析了PAH度,根排泄物,土壤有机碳和PAH转移到植物组织.

主要成果:

使用含油叶片修改剂的spearmint实现了总共16个PAH的26.80%的去除率,明显高于其他处理方法.
含有精油的叶子修正促进了4环PAH的优先去除,增加了根排泄物,增强了树根降解.
在薄荷根和叶子中积累了PAH,并有显著的转移到精油中,这表明PAH在消散中发挥了作用.

结论:

含油的叶子修改显著提高了子对PAHs的植物补救能力.
薄荷,特别是含有丰富精油的叶子修正,是修复受PAH污染的城市土壤的有希望的候选者.
在植物修复过程中,精油可以作为PAH消散的增强剂.

关键词:

植物疗法 (Phytoremediation) 是一种植物疗法.土壤中的PAHs.长矛薄荷在线观看

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