| 海泡石对镉污染土壤的改良效果 |
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| 引用本文： | 张强 李支援. 海泡石对镉污染土壤的改良效果[J]. 湖南农业大学学报(自然科学版), 1996, 22(4): 346-350 |
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| 作者姓名： | 张强 李支援 |
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| 作者单位： | 湖南省地价评估事务所(张强)，长沙环境保护学校(李支援) |
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| 摘 要： | 海泡石对镉具有较大的吸附作用，其最大吸附值达３．１６０ｍｇ／ｇ．原始土壤中镉以交换态所占比例最高，其次是残渣态，而以有机结合态最低．往土壤中施入海泡石以后，交换态镉显著下降，残渣态镉明显上升，还可以使植株体内的镉含量明显降低．
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| 关 键 词： | 海泡石；镉；土壤污染控制；土壤改良剂 |
THE IMPROVEMENT EFFECTS OF MEER CHAUM ON Cd POLLUTION SOILS |
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| Zhang Qiang Li Zhiyuan. THE IMPROVEMENT EFFECTS OF MEER CHAUM ON Cd POLLUTION SOILS[J]. Journal of Hunan Agricultural University, 1996, 22(4): 346-350 |
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| Authors: | Zhang Qiang Li Zhiyuan |
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| Affiliation: | Zhang Qiang 1 Li Zhiyuan 2 |
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| Abstract: | The effect of Cd on cabbage growth and its migration and accumulation in soil plant system were studied and the results showed that the content of exchangable Cd decreased and the content of residual Cd increased when meerchaum was applicated into the tested soils. |
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| Keywords: | Sepoilite Cadmium soil pollution control soil conditioners |
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