26 | Conservation in the Anglian region |
27 | Guide to the Medway navigation |
28 | Guardian of the water environment |
29 | Uses of the water environment |
30 | The River Darent conservation project |
31 | Viruses in the aquatic environment |
32 | Paleolimnological Approaches to the WFD |
33 | Help safeguard the Torridge (leaflet) |
34 | A Report on the Drought on the River Darent |
35 | Salmon in the Dee catchment: the scientific basis for management |
36 | An investigation into the bacteriological levels in the River Seaton |
37 | Contaminated land and the water environment : report of the National Rivers Authority |
38 | Mechanisms of Water Storage in the Unsaturated Zone of the Chalk Aquifer |
39 | Water resources for the future : a strategy for the West Midlands |
40 | An investigation into the effect of Farnham STW on the River Wey |
41 | Water resources for the future : a strategy for the West Midlands |
42 | Report on the 1995 stock assessment of the Douglas catchment |
43 | Survey of the non-agricultural use of pesticdes within the Thames region |
44 | Report on the management of the drainage regime within Exminster Marshes |
45 | Water resources for the future : a strategy for the East Midlands |
46 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
47 | The disinfection of the Manchester Square Outfall, Blackpool, 1993 |
48 | River Darent : strategy for the enhancement of the River Darent, Kent |
49 | The effects of Guildford STW on the River Wey |
50 | Water resources for the future : a strategy for the East Midlands |