3Petersen G W, Corey R B, et al. A modified Chang and Jackson procedure for routine fractionation of inorganic soil phosphorus[J].Soil Sci Soc Am Proc, 1966, 30:563 ～565.
4Qin Boqiang. Hydrodynamics of Lake Taihu, China[J] . Ambio,1999, 28(8): 669～673.
5Ruban V, L6pez-Sanchez J F, Pardo P, et al. Harmonized protocol and certified reference material for the determination of extractable contents of phosphorus in freshwater sediments - A synthesis of recent works[J]. Fresenius J Anal Chem, 2001, 370:224 ～ 228.
6Rydin E. Potentially mobile phosphorus in Lake Erken sediment[J]. Wat Res, 2000, 34(7): 2 037 ～2042.
7Mortimer C H. The exchange of dissolved substances between mud and water in lakes. Part Ⅲand Ⅳ[J]. J Ecol, 1942, 30:147 ～201.
8Chang S C, Jackson M L. Fractionation of soil phosphorus[J] .Soil Sci, 1957, 84(1): 133 ～ 144.
