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- The water eutrophication status and development of Wulingyuan Scenic Zone was studied. 对武陵源风景区水体富营养化现状和演变趋势进行了调查。
- Keywords grey clustering method;waters eutrophication status;gray classifications;linear multiple regression;Wuli Lake; 灰色聚类法;水体富营养化;灰类;多元线性回归;五里湖;
- waters eutrophication status 水体富营养化
- Water eutrophication is a kind of caducity. 水体富营养化是水体衰老的一种表现。
- The water eutrophication in Shahu Lake was evaluated comprehensively by using trophic status index in this paper. 摘要本文采用营养状态指数法对沙湖营养状况进行综合评价。
- In this lecture, it is reviewed of current eutrophication status in lake, bay, reservoir and landschaft water in China in recent 10 years and the trend of deterioration. 本课程回顾了我国的湖泊,海湾,水库及城市景观水体近十年以来富营养化环境问题日趋严重的趋势及现状。
- ABSTRACT:Water eutrophication is a kind of caducity. 水是地球上生命存在和发展的必要条件。
- Through analysis of the development and present state of water eutrophication in Yanghe Reservoir, the water eutrophication was evaluated comprehensively by using trophic status indices. 摘要在分析洋河水库富营养化发展及现状的基础上,采用营养状态指数法对其营养状况进行综合评价。
- Through analysis of the development and present state of water eutrophication in Yanghe Reservoir,the water eutrophication was evaluated comprehensively by using trophic status indices. 在分析洋河水库富营养化发展及现状的基础上,采用营养状态指数法对其营养状况进行综合评价。
- Therefore, runoff from high P upland fields could accelerate water eutrophication. 高磷黄壤旱地地表径流磷量能加速水体富营养化的产生.
- Abstract based on nine-time investigation of current eutrophication status of Lake Taihu during 1994-1995,this paper evaluated the trophic levels in the different periods and analyzed the development of the main nurtient content in the nearest 35 years. 摘要在1994-1995年太湖9次富营养化现状调查基础上,评价了太湖各期营养程度,并分析了35年来主要营养物含量发展趋势。
- Study on limiting factors of water eutrophication of the network of rivers in plain. 平原水网水体富营养化的限制因子研究。
- With the aggravation of water eutrophication in the world, cyanophycean bloom and its toxin harm aggravated day by day. 摘要随着全世界范围内水体富营养化的加剧,蓝藻“水华”及其毒素危害日益加剧。
- By analyzing water eutrophication mechanism,the prob lem to prevent water eutrophication in reservoir is discussed. 通过分析富营养化发生机理,讨论了水库富营养化防治问题。
- Ma J A, Li H Q.Preliminary discussion on eutrophication status of lakes, reservoirs and rivers in china and overseas[ J].Resources and Environment in the Yangtze Basin, 2002, 11(6): 575-578. [5]马经安;李红清.;浅谈国内外江河湖库水体富营养化状况[J]
- It was found that the development of the power stations caused serious pollution,water eutrophication,river flow cutoff and other negative effects. 结果表明,电站开发造成库区污染严重、富营养化、河段断流并产生一定的不利影响等。
- The water eutrophication is caused by the incessant accumulation of nitrogen and phosphorus in water and excessive propagation of a few of algal and hydrobios. 摘要水体中氮磷营养物质不断积累,部分藻类及水生生物的过度繁殖,导致了水体的富营养化。
- Nitrogen and Phosphorus are restricted severely to prevent the water eutrophication .Biological nutrient removal (BNR) is an important water pollution control technology. 为遏制水体的富营养化,氮、磷的排放标准日趋严格,生物脱氮除磷工艺能有效地去除水体中的氮、磷。
- Thereby, fuzzy method was adopted to evaluate TP and TN of twelve measure sits in Chaohu Lake and the eutrophication driving exponent (EDE) was originated to present the water eutrophication level. 方法应用模糊数学方法分别对巢湖12个监测点的总氮质量浓度(TN)、总磷质量浓度(TP)进行评价,同时提出富营养化驱动指数概念来综合反映各监测点附近水体的富营养化程度。
- Objective: To understand the dynamic change of the total nitrogen and the total phosphorus in drinking water source of the major river systems in Tonglu county, and prevent water eutrophication. 摘要目的:了解桐庐县主要水系饮用水源水中总氮和总磷含量的动态变化,防止水体富营养化。