| 4026 | Review and Investigation of Deep-Seated Fires within Landfill Sites |
|---|
| 4027 | Survey group - terrain data supply - maps, plans, surveys and data - August 1993 |
|---|
| 4028 | Microbiological examination of water contact sports sites in the River Thames catchment 1989 |
|---|
| 4029 | River Dart catchment river water quality classification 1990 |
|---|
| 4030 | River quality : July 1990 - June 1991 |
|---|
| 4031 | Economic appraisal of low flow alleviation : guidelines on desk top analysis : draft |
|---|
| 4032 | River Wissey investigations : linking hydrology and ecology : the basis for in-river flow management. Final Draft (OI/526/ ) |
|---|
| 4033 | NRA superannuation report and accounts for the period ended 31 March 1991 |
|---|
| 4034 | Water for Welsh region: a consultation document (bilingual): Dwr i ranbarth Cymru : dogfen ymgynghori |
|---|
| 4035 | Water resources development strategy : strategy overview. Supplementary report no. 9 |
|---|
| 4036 | River Gannel catchment river water quality classification 1991 |
|---|
| 4037 | Further guidance on the environmental assessment of projects |
|---|
| 4038 | Assessing the impact of sewage effluent disposal on groundwater (phase 2): final report |
|---|
| 4039 | Valuing Water Use in Scotland and Northern Ireland for WFD Implementation Purposes |
|---|
| 4040 | Contracts Department (National Rivers Authority) |
|---|
| 4041 | The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition |
|---|
| 4042 | An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment |
|---|
| 4043 | Taw/Torridge Estuary catchment management plan : consultation report : August 1993 |
|---|
| 4044 | Waterways Breeding Bird Survey Pilot Study 1998: Adaptation of BBS Census Methods to Rivers and Canals |
|---|
| 4045 | Switch mechanisms between alternative stable states in freshwater communities (01/574/1/A) |
|---|
| 4046 | Effects of Canoeing on Fish Stocks and Angling |
|---|
| 4047 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
|---|
| 4048 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Lincolnshire; |
|---|
| 4049 | A Review of Grayling Ecology, Status and Management Practice Recommendations for Future Managemetn in England and Wales |
|---|
| 4050 | Guidelines on statutory returns : Freshwater Fish Directive |
|---|
