Toxicity of Copper Oxide Engineered Nanoparticles to Maize (Zea mays L.) at Different Aging Times

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Abstract:

With more and more extensive use of copper oxide nanoparticles ( CuO ENPs), potential risks have emerged to draw public attention. While toxicity data is still in lack of CuO ENPs to maize as the main agricultural crops in soil-cultivated. This research have reported the phytotoxicity of CuO ENPs at 0, 500, 1000 mg/kg concentration to maize (Zea mays L.) during different aging times from 0 d to 90 d in soil. CuO ENPs at 500 mg/kg presented more toxicity to maize than at 1000 mg/kg while growth inhibition decreased with the aging time.

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Advanced Materials Research (Volumes 881-883)

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972-975

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January 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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