巨龙竹中硅的含量及其分布研究

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关键词：巨龙竹；硅含量；硅分布

中图分类号：TS721 文献标识码：A DOI：10. 11980/j.issn.0254-508X.2026.04.015

Studyon Contentand ItsDistributionof SiliconinDendrocalamusSinicus

CHU Shengze'LI Hailong1XIAO Yuying1SU Kejia' SHI Lishengl，2* （1.NationalEingesechtepeaingdootolouhinUesitfgodo Province，5106;ShoofEmergentSoftMaterSouthCinaUiversityecholoyGuangzhouGuangdongPrnce6） （ E-mail：shls@scut.edu.cn）

Abstract：ThisstudyinvestigatedtheilacontentanddistributioninDendrocalamussinicusTheresultsindcatedthatasbamboageincreased， the silicon content in Dendrocalamus sinicus rised from 1.02% in one-year-old culms to 1.24% in four-year-old culms. The distributionofsliconacrossdiferetpartsoftebamboshowdapateheretetopportioncontaidoresiliconthantemiddleadbase portions.Specifically，the silicon content in the outer layer （ 0.31% （ 0.74% ） was significantly higher than in the middle and inner layers 0 0.03% ， 0.10% ），withhighersiliconlevelsfoundinthenodescomparedtotheinternodes.Thesilicon was predominantlyconcentratedinthe elinaofalclieallotsftillclwaldr spaces of the parenchyma cells in the middle and inner layers.

Keywords：Dendrocalamussinicus;siliconcontent;silicondistribution

植物在自然生长过程中，需要吸收多种微量元素，包括 Ca 、 Mg 、Si、S等，其中硅在提高植物抗逆性和结构稳定性方面具有重要作用。（剩余12927字）