2008•Anhui nongye kexueRequires access

Investigation and Assessment of Eutrophication of Songhua Lake

Shi Yun-fen

Abstract

Based on the monitoring data of water quality in Songhua Lake reservoir and water intake from 2001 to 2005,water quality and eutrophication status in the reservoir were analyzed.Five indices(TN,TP,SD,CODMn and chl a) were used as trophic state index(TSI) of parameter were used.Evaluation result showed that the nutrition level of Songhua Lake reservoir was at middle trophic state.

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Key concepts: Eutrophication, Trophic level, Environmental science, Water quality, Trophic state index, Hydrology (agriculture), Nutrient, Ecology