Effect of long-term urban wastewater irrigation on heavy metal contamination of soils under conditions of Egypt |
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Authors: | A V Shurvilin N I Chernukha Goma Bothina Saad |
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Institution: | 1.Russian Friendship of Nations University,Moscow,Russia |
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Abstract: | It is established that, with wastewater irrigation of corn on alluvial and gray-brown desert soils, the total content of heavy
metals and their mobile compounds increases. However, the content of Zn, Cu, Ni, and Co didn’t exceed the maximum allowable
concentration. But Cd and Pb exceeded the maximum allowable concentration during long-term wastewater irrigation of alluvial
soils. Irrigation with ground, river, and waste waters for 3 years didn’t lead to considerable heavy metal contamination of
soils. |
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Keywords: | |
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