8[10]Roy D, Greenlaw P N, and Shane B S. Absorption of heavy metals by algae and ground rice hulls. J Environ Sci Health Part A, 1993, A28:37~50.
9[11]Greger M, Tillberg J E, and Johansson M. Aluminum effects on scenedesmus obtusiuculus with different phosphorus status Ⅱ.Growth Photosynthesis and pH Physiol Plant, 1992, 84:202~208.
10[12]Walsh R S, and Hunter K A. Influence of phosphorus storage on the uptake of cadmium by the marine alga macrocystis pyrifera. Limnol Oceanogr, 1992, 37:1361~1369.
3Huaiying Yao,Jianming Xu. Substract utilization pattern,biomass and activity of microbial communities in a sequence of heavy metal-pollu ted paddy soil[J].Geoderma,2003.139-148.
4Glimour C C,Henry E A. Mercury methylation in aquatic systems affected by acid deposition[J].Environmental Pollution,1991,(2-4):131-169.
5Brookes PC. Effects of metal toxicity on the size of the soil micro bial biomass[J].Journal of Soil Science,1984.341-346.