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艾溪湖沉积物中色素对外源有机污染的响应

Feedback of Pigments in Sendiment of Aixi Lake to Exogenous Organic Matter

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【作者】 张海荣贾玉连刘厚仙胡忠庄检平

【Author】 ZHANG Hai-rong1,JIA Yu-lian2,LIU Hou-xian2,HU Zhong2,ZHUANG Jian-ping2(1.Huiyang Zhongshan Middle School,Huizhou 516211,Guangdong,China;2.School of Geography and Environment,Jiangxi Normal University,Nanchang 330026,Jiangxi,China)

【机构】 惠阳中山中学江西师范大学地理环境学院江西师范大学地理环境学院 广东惠州516211江西南昌330026

【摘要】 对艾溪湖沉积物柱样中叶绿素、胡萝卜素、颤藻黄素、蓝藻叶黄素等色素进行了提取,用紫外可见分光光度法进行测定,根据各色素所代表的环境意义,揭示了艾溪湖300多年来的环境变化等特征。结果表明,近几十年来,艾溪湖一直处于富营养化状态,湖泊正在萎缩,其富营养化态势与该地区20世纪50年代后的一系列人类活动密切相关。

【Abstract】 Several pigments in Aixi Lake including chlorophyll,carotenoids,oscillaxanthin and myxoxantho-phyll are extracted and tested,and their contents in lake sediments are calculated.The evolution of Aixi Lake’s environment is discovered by means of the environmental meaning that every pigment stands for.The results show that Aixi Lake becomes seriously eutrophic,it is in shrinking stage for several decades,which is tied up with many human activities of this region since 1950 s.

【基金】 国家自然科学基金项目(40673015)
  • 【文献出处】 地球科学与环境学报 ,Journal of Earth Sciences and Environment , 编辑部邮箱 ,2008年01期
  • 【分类号】X524
  • 【被引频次】1
  • 【下载频次】202
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