砷污染土壤的蜈蚣草修复研究进展①.pdf

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砷污染土壤的蜈蚣草修复研究进展①.pdf

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砷污染土壤的蜈蚣草修复研究进展①

DOI:10.13758/ki.tr.2007.03.003 (Soils), 2007, 39 (3): 341~346 610059 As As As , As P Ca K As X53 O627.52 2001 Ma [1] [2] As [14] As As As As As As As pH Eh Fe Al P CaK As [5, 15 17] pH As H2AsO4- HAsO42- pH As 3 As 5 As [11,17] Eh As (V)As (III)3 Fe As [3] As As As [17 18] As [4 5] As pH Eh As [19] As As Fe Al Ca Fe As Al As Ca As As As [6 9] As (monomethyl arsenicMMA) (dimethyl arsenic acid [20] As DMA) As As [21] As As As(V) As 50 ~ 4030 [8] Al Fe Ca mg/kg As 23400 mg/kg Si [10] [2] As [1] 1500 mg/kg [11]