1 | Phosphorus in the Thames catchment |
2 | The control of phosphorus in the catchment of the rivers Ant and Bure : 3rd annual report May 1989 |
3 | The control of phosphorus in the catchment of the rivers Ant and Bure : interim report for period January - December 1992 |
4 | The Distribution of Phytoplankton and Nutrients in the North East Irish Sea During 1998 |
5 | Assessment of the nutrient status and associated algal productivity of Malham Tarn, Yorkshire
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