冬季不同氨氮浓度下绿萝与水葱对氨氮的净化效果

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关键词：水生植物;绿萝（Epipremnumaureum）;水葱（Scirpus validus）;氨氮去除;富营养化;季节效应中图分类号：X703.1 文献标识码：A

文章编号：0439-8114（2026）01-0036-06

DOI：10.14088/j.cnki.issn0439-8114.2026.01.007 开放科学（资源服务）标识码（OSID）：

Purification effect of Epipremnum aureum and Scirpus validus on ammonia nitrogen under different ammonia nitrogen concentrations in winter

GEGuang-huanab，MENGXiao-juna.b，YANGLu-pinga，LIYan-rua（a.ScholofCistryndEvioet;bcademiciaExprt）WokStatiooaiProic，kangUesityna0，Shaanxi，China）

Abstract：Takingtwonativeplants EpipremnumaureumandScirpusvalidusinAnkangCity，ShaanxiProvinceastheresearchjects， three nitialammonianitrogenconcentratiosof0.33（control），.0and6.30g/Lweresetup.Through22dysofhdroponicep iments，theremovalefectofammonianitrogeninwaterunderlowtemperatureconditionsinwinterwasexplored.Teresultsshowed that the removal rate of ammonia nitrogenby Scirpus validus was 84.5O%-93.65 % ，which wassignificantly better than that of Epipremnumaureum（whichreleasedammonianitrogenduetorotrot）.ThepHof thewatertreatedwith Sirpusvalidus wasstable，andthe fluctuationofdissolvedoxygenwassall.Aditionalltecorophyllontent（chracteredbyeafSADvalue）androgacmulationintheleavesofSeirpusvalidus were higherthanthoseofEpipremnumureum.TheadaptabilityofEpipremnumaureumwas pooratlowtemperatureinwinter，withootrotincreasingtheriskofscondarypoltion.Terefore，itwasrecommendedtopefere tially select Scirpus validus as a restoration plant for eutrophic waterbodies in winter.

KeyWords：aquaticplants；Epipremnumaureum；Scirpus validus;ammonianitrogenremoval；eutrophication；seasonaleffects

水体富营养化治理是全球环境领域的研究热点，植物修复技术因具有生态友好性和低成本优势而备受关注。（剩余8927字）