| 4651 | Development and mapping of WFD ecological status classes to RAM river flow objectives |
|---|
| 4652 | Investigate the feasibility of applying quality methods and standards within the water resources function. |
|---|
| 4653 | Regional river quality monitoring and surveillance : results of the 1990/1991 biological survey : draft report |
|---|
| 4654 | Supplementary survey of contaminated land : report |
|---|
| 4655 | Satellite based lone worker alarm systems : update |
|---|
| 4656 | Take to the water : a beginner's guide to boating on inland waterways |
|---|
| 4657 | Measures for protecting upland water quality (forestry) : progress report for 1991/92 |
|---|
| 4658 | Guidelines on statutory returns : Bathing Waters Directive |
|---|
| 4659 | Thames Region : EC dangerous substances directive : STW data 1991-1992 |
|---|
| 4660 | A Methodology To Derive Groundwater Clean-Up Standards. Volume 2: Background Information |
|---|
| 4661 | The role of the National Rivers Authority in droughts |
|---|
| 4662 | Regional water quality monitoring and surveillance programme for 1992 : biological impact assessment of discharges on receiving waters |
|---|
| 4663 | River Glen : river channel assessment : annex C : an assessment of low flow characteristics of the River Glen, Lincolnshire |
|---|
| 4664 | River quality : 1993 |
|---|
| 4665 | Fishery survey of the River Axe catchment |
|---|
| 4666 | Metal contamination of sediments an statutory quality objectives R and D (331/8/N) |
|---|
| 4667 | Effects on gammarus of sediments impacted by watercress farms |
|---|
| 4668 | Synoptic State of the Environment Monitoring |
|---|
| 4669 | Northern sea wall (Reculver) improvement works : environmental statement : non-technical summary |
|---|
| 4670 | Evaluation of the effectiveness of the Water Fringe Option Scheme on Environmental Quality |
|---|
| 4671 | Monitoring of rivers and effluents |
|---|
| 4672 | Environmental Protection Act 1990 Best Practical Environmental Option and Other Assessment Methods: Case Study Comparisons |
|---|
| 4673 | The River Conwy catchment management plan : action plan (bilingual) : 1995: Cynllun Gweithrediad Cynllun Rheoli Dalgylch yr Afon Conwy 1995 |
|---|
| 4674 | Impact assessment of Meldon quarry on water quality in the West Okement river |
|---|
| 4675 | River Strat catchment river water quality classification 1991 |
|---|
