%0 Journal Article %T Change of Humic-Like Fluorescence Characteristics of Dissolved Organic Matter from Dagu River to Jiaozhou Bay
大沽河-胶州湾段溶解有机物类腐殖质荧光特征变化 %A JI Nai-yun %A ZHAO Wei-hong %A WANG Jiang-tao %A MIAO Hui %A
季乃云 %A 赵卫红 %A 王江涛 %A 苗辉 %J 环境科学 %D 2006 %I %X Fluorescence excitation-emission matrix spectroscopy was employed to characterize the change of humic-like fluorescence from Dagu River to Jiaozhou Bay.The relationships of humic-like fluorescence characteristics with salinity, pH,chlorophyll a,dissolved organic carbon,chemical oxygen demand and carbohydrate were discussed.The results show that humic-like fluorescence intensities are high in Dagu River but low in Jiaozhou Bay.The input of Dagu River is important origin of humic-like fluorescent dissolved organic matter of Jiaozhou Bay.High humic-like fluorescence intensity and high chlorophyll a are not coexist always,which suggests that humic-like fluorescent dissolved organic matter doesn't mainly come from phytoplankton.Good relationships of humic-like fluorescence intensity with dissolved organic carbon,chemical organic demand and carbohydrate suggest that humic-like fluorescent matter is the main component of dissolved organic matter.The distribution of humic-like fluorescence reflects the distribution of dissolved organic matter to some extents. %K dissolved organic matter %K humic-like fluorescence %K Dagu River %K Jiaozhou Bay
溶解有机物 %K 类腐殖质荧光 %K 大沽河 %K 胶州湾 %U http://www.alljournals.cn/get_abstract_url.aspx?pcid=3FF3ABA7486768130C3FF830376F43B398E0C97F0FF2DD53&cid=A7CA601309F5FED03C078BCE383971DC&jid=64CD0AA99DD39F69401C615B85F123EF&aid=77E744B87A5082F3&yid=37904DC365DD7266&vid=DB817633AA4F79B9&iid=B31275AF3241DB2D&sid=F79A45851FD04E0C&eid=E6E6318AC4BCBFDB&journal_id=0250-3301&journal_name=环境科学&referenced_num=3&reference_num=17