【摘要】 利用连续11a的水质监测资料和其他有关的监测、调查资料，研究晋江河口水域中COD的短期和长期自净特征，得出盐度梯度是该特征的主要因素等结论。河口水域的这一特征在区域水环境研究方面具有十分重要的意义。更多还原

【Abstract】 Base on the monitoring data of water quallty in lla, and other concerning materialsshort-term and long-term COD self-purification characters in the Jinjiang Estuary is studied.It is proved that the gradient of salinity has been the main cause of the characters. The characters are singnificant for the study of regional water environment study.更多还原