大通湖及东洞庭湖蒌蒿中重金属元素的含量特征-《江苏农业科学》

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Title:: Characteristics of heavy metals contents in Artemisia selengensis in Datong Lake and East Dongting Lake

作者:: 祝云龙¹; 孙小舟¹; 胡亚辉²; 1.湖北文理学院地理科学系，湖北襄阳 441053； 2.河南省许昌环境工程研究有限公司，河南许昌 461000

Author(s):: Zhu Yunlong; et al

关键词:: 蒌蒿; 重金属; 富集作用; 含量特征

Keywords:: -

分类号:: X835

DOI:: -

文献标志码:: A

摘要:: 蒌蒿是洞庭湖区分布广泛且有重大经济价值的食用作物，并且是大通湖及东洞庭湖区的主要水生植物。研究发现，洞庭湖区蒌蒿的主要污染物是镉，其次是砷、铅、汞，东洞庭湖区蒌蒿根、茎叶中镉的含量分别是国家农产品安全限量标准的25.4~47.6、18.6~37.6倍。蒌蒿对重金属镉、铅、汞、砷的富集能力较强，且在同一植物的不同器官中对重金属的吸收富集能力有明显的差异，一般为根部大于茎叶部。

Abstract:: -

参考文献/References:

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