176 | Policy and practice for the protection of groundwater |
177 | Discharge consent and compliance policy : a blueprint for the future |
178 | The Ribble Estuary 1992 surveys : summary of results |
179 | A report on the River Chew at Chewton Mendip, 6th August 1992 |
180 | Cryptosporidium in river waters: inception of the study |
181 | Swords water quality study - phase 1 : water quality of the Thames |
182 | An investigation of the water quality in three Plymouth catchment streams |
183 | Malodours and discolouration on the Wool Brook Sidmouth |
184 | The Mersey Estuary 1992 surveys : summary of results |
185 | An investigation to determine the water quality of Churchstanton Stream |
186 | Proposals for statutory water quality objectives : report of the National Rivers Authority |
187 | Conservation in the Severn-Trent Region (NRA Severn-Trent 57)
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188 | Development of an Estuarine Classification Scheme for the Water Framework Directive |
189 | Summary of monitoring activities on the blackwater estuary |
190 | Guide to the use of control charts in water analysis |
191 | A Review of Methods for Assessing the Hydromorphology of Lakes |
192 | A survey of trace metals in biota of the Mersey estuary 1993 |
193 | Continuous water quality monitoring results for the Carnon river |
194 | An assessment of the NRA algal growth inhibition test : 1993/4 |
195 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1993 : SE/EAU/94/8 |
196 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1995 : SE/EAU/95/9 |
197 | A second stage evaluation of the Grant YSI3815 Water Logger |
198 | The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall |
199 | An investigation of sewage on the beach at Porthcothan |
200 | The Test catchment southern : recommendations for statutory water quality objectives |