Abstract:In this paper, the toxicity action of Cu 2+ on Lemna minor was studied in terms of the number of the leaves,the content of chlorophyll and the activity of peroxidase.The results suggested that Cu 2+ c...In this paper, the toxicity action of Cu 2+ on Lemna minor was studied in terms of the number of the leaves,the content of chlorophyll and the activity of peroxidase.The results suggested that Cu 2+ could stimulate Lemna minor’s growth but have limited effect on the content of chlorophyll when the concentration of Cu 2+ was below 200 μg·L -1.With increasing the Cu 2+ concentration,it would inhibit the growth of Lemna minor.When its concentration was 400 μg·L -1,the growth of Lemna minor and the content of chlorophyll would be significantly affected.The activity of peroxidase of Lemna minor was increasingly affected by increase of Cu 2+ concentration.Read More
Publication Year: 2004
Publication Date: 2004-01-01
Language: en
Type: article
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