美人蕉有哪些环保用途?

2025-03-14 21:09:29
推荐回答(2个)
回答1:

美人蕉的环保用途:

净化环境

美人蕉,不仅能美化人们的生活,而且又能吸收二氧化硫、氯化氢,以及二氧化碳等有害物质,抗性较好,叶片虽易受害,但在受害后又重新长出新叶,很快恢复生长。由于它的叶片易受害,反应敏感,所以被人们称为监视有害气体污染环境的活的监测器。具有净化空气、保护环境作用。是绿化、美化、净化环境的理想花卉。


回答2:

美人蕉根可吸收、分解多种有毒成分,已试用于污水处理。

对有害气体的抗性较强。据广东、上海和江苏等地调查和试验,在排放二氧化硫的工厂车间旁长期栽培,生长基本正常,并能开花结实。在距氯气源8米处生长良好。在大型磷肥厂距氟源约150米处生长良好,很少有受害症状;在距氟化物污染源50米处试栽,叶片虽常受害,但仍能开花。人工熏气试验表明它是草本花卉中抗性较强的种类。

吸收有毒气体的能力很强。据广东试验,在氯气浓度为1立方厘米/立方米的条件下熏气4小时,叶片无受害症状,1千克干叶的吸氯量为0.027克。据云南和江苏分析,在氟污染区叶片的含氟量可比非污染区高出4~20倍。据上海分析,其吸汞能力比紫荆、广玉兰、月桂、桂花、腊梅为强,而比夹竹桃、棕榈、樱花,大叶黄杨为低。

美人蕉具有较强的吸收空气中氯的能力。美人蕉能通过叶片把高毒性的二氧化硫经氧化作用转化为无毒或低毒的硫酸盐化合物,能将氮氧化物转化为植物细胞蛋白质。

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