1. 毕业设计（论文）的内容、要求、设计方案、规划等
前言：希望能够争取在年前将有关于湖泊磷形态提取、影响因素以及发生机制的相关论文阅读一下，能够对湖泊沉积物磷地球赋存形态有大致的了解，并且能够初步掌握提取的步骤和方法，对沉积磷的意义有深刻的认识。
方案拟定：通过上述的文献阅读，希望能够自己提出初步的方案，而后根据研究课题实际情况对可行且有研究意义的部分进行深入研究并开展实验。
实验数据采集与处理：数据采集基本上是通过实验室实验获得，利用已经成熟的磷提取方法对获得的样品进行测定。
2. 参考文献（不低于12篇）
Rydin E and Welch E B. Aluminum dose required to inactivate phosphate in lake sediments.Water research,1998,32（10）：2969-2976.David Hambright K，Eckert W，Leavitt P R，et al. Effects of historical lake level and land use on sediment and phosphorus accumulation rates in lake kinneret. Environmental science Germany ,Berlin)due to climatic factors and load. Marine geology,1997,139:61-75.Selig U，Hubener T，Michalik M.Dissolved and particulate phosphorus forms in a eutrophic shallow lake.Aquat. Sci.,2002,64:97-105.Kisand A. Distribution of sediment phosphorus fractions in hypertrophic strongly stratified Lake Verevi. Hydrobiologia，2005,547：33-39.Zhou Q X，Gibson C E，Zhu Y M. Evaluation of phosphorus bioavailability in sediments of three contrasting lakes in China and the UK. Chemosphere,2001,42:221-225.Aviles A，Rodero J，Amores V，et al. Factors controlling phosphorus speciation in a Mediterranean basin(River Guadalfeo, Spain).Journal of hydrology,2006,1-13.Brunberg A.-K. Microbial activity and phosphorus dynamics in eutrophic lake sediments enriched with Microcystis colonies. Freshwater Biology 1995，33：541-555.Furumai H. and Ohgaki S.Fractional composition of phosphorus forms in sediments related to release. Wat. Sci. Tech. ，1982，14：215-226.
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