| 326 | Economic evaluation of inland fisheries: The economic impact of freshwater angling in England and Wales |
|---|
| 327 | Demand for irrigation water (413/1/A) : progress report for the period August 1992 to January 1993 |
|---|
| 328 | An audit of performance in the processing of macro-invertebrate samples in 1992 |
|---|
| 329 | The hydrological effects of demand management : project definition stage report : 28th May 1996 |
|---|
| 330 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
|---|
| 331 | NRA programme for the monitoring of water quality Parts 1 to 3 - November 1994 |
|---|
| 332 | Catchment management plans : protecting and enhancing the water environment in an integrated manner |
|---|
| 333 | Further investigation of the pilot borehole at Bean's Lane, Wortham (94/7/912) : September 1994 |
|---|
| 334 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
|---|
| 335 | Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority |
|---|
| 336 | Manual for the use of herbicides in or near water : January 1993 : final draft report |
|---|
| 337 | Report on the By Brook low flow investigations : October 2001 : volume 1 : report |
|---|
| 338 | Future water resources in the Thames Region : a strategy for sustainable management. June 1994 |
|---|
| 339 | The development of a portable battery-powered telemetry system for use in water quality investigations |
|---|
| 340 | Proceedings of the conference National Minewaters 20th -21st April 1998 Tapton Hall Sheffield University |
|---|
| 341 | The Influence of Variations in Flow on General Quality Assessment of Rivers - Summary Document |
|---|
| 342 | The effect of ferric dosing of lakes on benthic invertebrates : first year report |
|---|
| 343 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
|---|
| 344 | The distribution of PCDDS and PCDFS in surface freshwater systems 2nd Interim Progress Report - February 1993 |
|---|
| 345 | Use Of Pattern Recognition To Identify The Source Of An Oil Spill On An Inland Water |
|---|
| 346 | Distribution of Macroinvertebrates in English and Welsh Rivers based on the 1995 Survey |
|---|
| 347 | Effects of suspended solids on salmon (Salmo salar, L.) in the Parrett stuary, Somerset, Draft |
|---|
| 348 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
|---|
| 349 | Two year aesthetic survey of beaches in the South West (1990 and 1991) |
|---|
| 350 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
|---|
