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TOLERANCE TO HEAVY METALS OF VETIVERIA ZIZANIOIDES AND SOME HERBAGES IN TIANTAI LEAD-ZINC MINE
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- Author:
- No author available
- Journal Title:
- CHINESE JOURNAL OF APPLIED & ENVIRONMENTAL BIOLOGY
- Issue:
- 3
- DOI:
- 10.3321/j.issn:1006-687X.2003.03.002
- Key Word:
- 铅锌矿;香根草;重金属耐性;抗性植物
Abstract： 研究了浙江天台铅锌矿区香根草(Vetiveria zizanioides)及其群落中几种主要植物Cu、Cd、Zn、Pb的累积分布,对植物与土壤元素、对重金属的耐受性作了初步探讨.结果表明,香根草植物中元素含量表现为Zn>Pb>Cu>Cd,其中Cu表现为根>茎>叶,Cd表现为叶>茎>根,Zn、Pb表现为根>叶>茎.香根草中的Zn、Pb含量均显著地高于其它几种植物.香根草与土壤元素关系中,Zn的相关性最显著,其次为Pb. 图1 表5 参19
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