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典型文献
Physiological and biochemical characteristic of Miscanthus×giganteus grown in heavy metal-oil sludge co-contaminated soil
文献摘要:
The effect of oil sludge and zinc,present in soil both separately and as a mixture on the physiological and biochemical parameters of Miscanthus×giganteus plant was examined in a pot experiment.The opposite effect of pollutants on the accumulation of plant biomass was established:in comparison with uncontaminated control the oil sludge increased,and Zn reduced the root and shoot biomass.Oil sludge had an inhibitory effect on the plant photosynthetic apparatus,which intensified in the presence of Zn.The specific antioxidant response of M.×giganteus to the presence of both pollutants was a marked increase in the activity of superoxide dismutase(mostly owing to oil sludge)and glutathione-S-transferase(mostly owing to zinc)in the shoots.The participation of glutathione-S-transferase in the detoxification of both the organic and the inorganic pollutants was assumed.Zn inhibited the activity of laccase-like oxidase,whereas oil sludge promoted laccase and ascorbate oxi-dase activities.This finding suggests that these enzymes play a part in the oxidative detox-ification of the organic pollutant.With both pollutants used jointly,Zn accumulation in the roots increased 6-fold,leading to increase in the efficiency of soil clean-up from the metal.In turn,Zn did not significantly affect the soil clean-up from oil sludge.This study shows for the first time the effect of co-contamination of soil with oil sludge and Zn on the phys-iological and biochemical characteristics of the bioenergetic plant M.×giganteus.The data obtained are important for understanding the mechanisms of phytoremediation with this plant.
文献关键词:
作者姓名:
Anna Muratova;Yelena Lyubun;Irina Sungurtseva;Olga Turkovskaya;Asil Nurzhanova
作者机构:
Institute of Biochemistry and Physiology of Plants and Microorganisms RAS,Saratov 410015,Russia;Institute of Plant Biology and Biotechnology,Almaty 050040,Kazakhstan
引用格式:
[1]Anna Muratova;Yelena Lyubun;Irina Sungurtseva;Olga Turkovskaya;Asil Nurzhanova-.Physiological and biochemical characteristic of Miscanthus×giganteus grown in heavy metal-oil sludge co-contaminated soil)[J].环境科学学报(英文版),2022(05):114-125
A类:
detox
B类:
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AB值:
0.456861
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