Effect of Co2+ and Ni2+ on Seed Germination and Seedling Growth of Oilseed Rape

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Abstract:

Metal toxicity is an important factor governing germination and growth of plants. We have investigated how Co2+ and Ni2+ treatment affected germination and early growth stage of oilseed rape (Brassica napus L.). The results showed that the single pollution of Co2+was capable to stimulate the seed germination and seedling growth of oilseed rape at lower concentration, but the phenomena did not exist by the single pollution of Ni2+. Not only polluted by Co2+ but also by Ni2+, all indexes of germination and growth reduced gradually at higher concentration among examined concentration of heavy metals. Meanwhile, effects of Ni2+single pollution were stronger than that of Co2+single pollution.

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Advanced Materials Research (Volumes 807-809)

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976-979

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September 2013

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© 2013 Trans Tech Publications Ltd. All Rights Reserved

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