In the present study, the ecosystem-based water quality model was applied to the Pearl River (Zhujiang) Estuary. The model results successfully represent the di
-The nutrients contents and distributions are discussed briefly, based on the data obtained in 1998~1999. Besides explanation of the results, a 20-a time series
Several methods for analysis of dissolved total phosphorus in seawater were reviewed. Discussions were focused on UV irradiation and persulphate oxidation metho