51 | Historic changes in the Upper River Ehen Catchment- Summary |
52 | The use of herbicides in or near water |
53 | EC directives and the control of water pollution : fact file |
54 | Policy and practice for the protection of groundwater : summary document |
55 | General awareness, environment management and the Water Framework Directive (WFD) |
56 | Charging for discharges scheme : guidance to the power generation industry |
57 | Water from the River Dee : a working partnership |
58 | River corridor strategic overview feasibility study : a report to the National Rivers Authority |
59 | Definition of terms used in the assessment information management system (AIMS) : guidance note 5 |
60 | An approach to hydrogeological assessment of Quaternary deposits in the UK: Part 2 Methodology and Testing |
61 | Where to fish on the River Wye and its tributaries : a guide to day ticket facilities |
62 | Development of data and information sources on Natura 2000 estuarine sites in the north west : Morecambe Bay : final report |
63 | Development of data and information sources on Natura 2000 estuarine sites in the North West : Duddon Estuary : final report |
64 | Library and information services of the Instituto de Investigacao Pesqueiras, Angola. Report of a two week consultancy 20 July to 3 August |