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腐殖酸对污染土壤中镉解吸的影响

Journal of Guangxi Agriculture(2006)

Cited 6|Views3
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Abstract
采用二次回归饱和D-最优设计,以腐殖酸的两组分-富里酸、胡敏酸为材料,研究其对水稻土镉溶出能力的影响.结果表明供试的两种有机物对水稻土镉的解析影响强弱为富里酸>胡敏酸.富里酸能显著促进污染土中镉的解吸,提高土壤镉的有效性;胡敏酸却显著降低污染土中镉的溶出.富里酸、胡敏酸与土壤镉的提取率之间存在良好的相关性.
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Fulvic Acid Humic Acid Cd Desorption
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