吉林农业大学学士学位论文论文题目：水生生物在污水处理中的应用学生姓名：专业年级：2004级环境科学指导教师：职称：教授2008年6月12日目录题目··········································································Ⅰ摘要及关键词··············································································Ⅰ1水生生物生态系统的污水处理效果·······························11.1去除水中营养物质························································11.2抑制藻类生长··························································21.3水中污染物的处理···········································32影响水生生物生态系统处理效果的因素····························32.1水生生物的种类········································32.2环境因素的影响···································43水生生物生态系统处理污水的作用机理·························54前景展望··························································5参考文献·····································································6致谢···········································································11水生生物在污水处理中的应用摘要：利用水生生物治理水体污染是污水处理领域的研究热点之一。综述了水生生物生态系统在处理污水中的应用现状，通过对水中各类生物的生长习性，针对它们各自的用途特点，阐述它们如何在水环境中形成了除不影响自我生存外还对周边污染的水质进行最大限度的清理中和，从去除水中的营养物质抑制藻类生长处理难降解污染物和含有重金属的污水等多个方面对温度光照pH和停留时间都作了具体的分析和叙述，阐明了影响处理效果的主要因素和存在的内在原因,详细具体的探讨了水生生态系统处理废水的运行机理和需要的各类条件，并展望了水生生物生态系统的发展可观前景和自己对此的美好愿望。关键词：水生植物；水生生态系统；污水处理ApplicationofaquaticbiologicalsewagetreatmentName：KeDuanMajor：EnvironmentScienceTutor：Xiaosong-ZhaoAbstract:Useofaquaticbiologicalcontrolwaterpollutionisthesewagetreatmentresearchinthefieldofoneofthehotspots.Summaryoftheaquaticecosysteminthetreatmentofthestatusquo,onthewaterthroughthevarioustypesofbiologicalgrowthhabit,forthepurposesoftheirrespectivecharacteristics,describedhowtheyformedinthewaterenvironmentinadditiontonotaffecttheself-survivalbutalsotosurroundingpollution.Tomaximizethequalityofthecleanupand,fromtheremovalofnutrientsinwaterinhibitthegrowthofalgaetreatmentofrefractorypollutantsandheavymetalsinthesewagecontainingmanyaspects,suchastemperatureandpHlightatthetimemadeaspecificanalysisandnarrativeToclarifytheimpactofthe