By Prof. Zhenyao Shen, Prof. Junfeng Niu, Dr. Ying Wang, Dr. Hongyuan Wang, Dr. Xin Zhao (auth.)
"Distribution and Transformation of nutrition and Eutrophication in Large-scale Lakes and Reservoirs: the 3 Gorges Reservoir" offers key findings on early eutrophication in large-scale lakes and reservoirs, delivering readers with an outline of lake administration difficulties and the instruments that may be utilized to resolve them. The large spectrum of accessible instruments is gifted intimately, together with environmental technological equipment, ecotechnological tools and the applying of types to figure out the easiest administration process.
The e-book is meant for environmental engineers and researchers within the fields of environmental technology and ecological chemistry.
Professor Zhenyao Shen, Professor Junfeng Niu and affiliate Professor Ying Wang paintings on the institution of atmosphere, Beijing common collage, China. Dr. Hongyuan Wang works at chinese language Academy of Agricultural Sciences, China. Dr. Xin Zhao works at Changjiang River clinical learn Institute, China.
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Extra resources for Distribution and Transformation of Nutrients and Eutrophication in Large-scale Lakes and Reservoirs: The Three Gorges Reservoir
The organic matter plays an important role in the migration behavior of the nutrient substances, heavy metals and organic compounds in sediment by adsorption and complexation. Therefore, organic matter plays an important role in the environmental chemistry and pollution chemistry of sediments. TOC and LOI, which are shown in Fig. 2, were used to characterize the organic matter content in sediment. 19% in spring. 23%, respectively. The values of LOI in all samples were higher than TOC. The result indicated that heating oxidation was stronger than chemical oxidation.
However, Lake Lugu, which is regarded as one of the best naturally preserved lakes of China, is isolated from industrial areas due to its high altitude. 01 mg/L in these three lakes, but they rapidly increased near the interface, and were much higher in the pore water. , 1992), or attributed to the decomposition of organic matter in the sediments. , 1997), most of the phosphorus (70%80%) contained in suspended and deposited sediment samples was found in the organic and residual phases. Pore water from sediment cores was analyzed for phosphate.
In Figs. , 1999). As known, the Xiangxi River is the largest tributary of Hubei Reservoir within the Three Gorges Reservoir. , 2008). 74% of the total phosphorus fluxes of Xiangxi Bay. 448 Position Overlying water Pore water / / / dominant form of phosphorus in the Xiangxi, and is relatively low in its main tributary, the Gaolan. The fluxes of phosphorus are high during summer and late spring, relatively low during winter and late autumn in the Gaolan, but fluctuate irregularly in the Xiangxi. The phosphorus in the Gaolan is mainly caused by non-point source pollutants, while point source pollutants of phosphorus play an important role there.