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It has been found that the soils in this area had been pollut ed heavily,especially,the contents of both metals Cu and Cd i n crops exceeding related official standards,resulting in declines of both the output and quality of the crop.
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结果表明,该区土壤已受到严重污染,特别是Cu、Cd含量全部超标,作物产量和品质均明显下降,已不适于继续食用。
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