| 3726 | NRA superannuation report and accounts for the period ended 31 March 1991 |
|---|
| 3727 | Sewage treatment works remedial strategy : internal report |
|---|
| 3728 | Water for Welsh region: a consultation document (bilingual): Dwr i ranbarth Cymru : dogfen ymgynghori |
|---|
| 3729 | Water resources development strategy : strategy overview. Supplementary report no. 9 |
|---|
| 3730 | Further guidance on the environmental assessment of projects |
|---|
| 3731 | Assessing the impact of sewage effluent disposal on groundwater (phase 2): final report |
|---|
| 3732 | Valuing Water Use in Scotland and Northern Ireland for WFD Implementation Purposes |
|---|
| 3733 | Determination of Metal Background Reference Concentrations: Feasibility Study |
|---|
| 3734 | The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition |
|---|
| 3735 | An assessment of cormorant depredation on stillwater coarse fish populations in the Lea and Colne valleys of the Thames catchment |
|---|
| 3736 | Taw/Torridge Estuary catchment management plan : consultation report : August 1993 |
|---|
| 3737 | Waterways Breeding Bird Survey Pilot Study 1998: Adaptation of BBS Census Methods to Rivers and Canals |
|---|
| 3738 | Switch mechanisms between alternative stable states in freshwater communities (01/574/1/A) |
|---|
| 3739 | River habitats in England and Wales : a national overview : river habitat survey report no 1 |
|---|
| 3740 | Effects of Canoeing on Fish Stocks and Angling |
|---|
| 3741 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
|---|
| 3742 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Lincolnshire; |
|---|
| 3743 | A Review of Grayling Ecology, Status and Management Practice Recommendations for Future Managemetn in England and Wales |
|---|
| 3744 | Guidelines on statutory returns : Freshwater Fish Directive |
|---|
| 3745 | Teddington flow survey 1989 |
|---|
| 3746 | Assessing the impact of dewatering on water resources |
|---|
| 3747 | The use and design of oil separators in surface water drainage systems |
|---|
| 3748 | The utilisation of stick-pile otter holts in south east Wales |
|---|
| 3749 | Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS) |
|---|
| 3750 | UK Sewage Sludge Survey |
|---|
