摘要
以成都镜湖为例,采用综合营养状态指数法和灰色系统评价法对镜湖水质富营养化进行评价,2种方法一致得出镜湖绝大部分监测点和整体水平均处在60～70的富营养级上。同时根据人工湖典型的内、外污染源分析,提出了减少污染源,增加湖水置换量,投加铁、铝盐和杀藻剂,修建喷泉,恢复水生植物和人工合理调节水生动物等人工湖富营养化污染控制措施,为城市人工湖富营养化评价及污染控制提供科学理论依据。
Inorderto providethe scientific basisfor eutrophic assessment andcontrol of urbanartificial lakes,the eutrophicationof Mirror Lakein Chen-du by comprehensive nutritionstatusindex methodandgreysystemtheory method was assessed.There werethesameresultsshowing most ofthe monitoringdots andthe holistic level of Mirror Lake wasthe eutrophic level from60 to70.At the sametimethroughanalysingtheinner and exterior pollutionfoun-tainheads of artificial lakes,some effective control meatures of eutrophication were applied,suchas decreasingthe pollutionfountainheads,increasingtheamount of replacemental water,puttingsome ferric salt,aluminumsalt and algicide,buildingfountains,restoringthe kinds of hydrophlic plants and ani-mals,and so on.
出处
《安徽农业科学》
CAS
北大核心
2008年第31期13808-13810,13828,共4页
Journal of Anhui Agricultural Sciences
关键词
人工湖
富营养化
环境评价
污染控制
Artificial lake
Eutrophication
Environmental assessment
Eutrophic control
