176 | Environmental snapshot for the East of England [1999] |
177 | Setting up a hydraulic model of the Thurne Broads |
178 | Protecting the environment through effective Environment Agency regulation and advice |
179 | Policy and practice for the protection of groundwater |
180 | Discharge consent and compliance policy : a blueprint for the future |
181 | The Loddon catchment, Thames Region : proposals for Statutory Water Quality Objectives |
182 | The Tame catchment management plan : consultation report summary : January 1996 |
183 | The Upper Nene catchment management plan : final plan : August 1994 |
184 | The Ribble Estuary 1992 surveys : summary of results |
185 | The Hartland Streams catchment management plan : action plan |
186 | A report on the River Chew at Chewton Mendip, 6th August 1992 |
187 | Cryptosporidium in river waters: inception of the study |
188 | Swords water quality study - phase 1 : water quality of the Thames |
189 | An investigation of the water quality in three Plymouth catchment streams |
190 | Malodours and discolouration on the Wool Brook Sidmouth |
191 | The River Arun catchment management plan : action plan |
192 | An investigation to determine the water quality of Churchstanton Stream |
193 | Proposals for statutory water quality objectives : report of the National Rivers Authority |
194 | Conservation in the Severn-Trent Region (NRA Severn-Trent 57)
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195 | Development of an Estuarine Classification Scheme for the Water Framework Directive |
196 | Macroinvertebrates in the Kennet catchment : Part 1 - water quality monitoring |
197 | Guide to the use of control charts in water analysis |
198 | A Review of Methods for Assessing the Hydromorphology of Lakes |
199 | An assessment of the NRA algal growth inhibition test : 1993/4 |
200 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1993 : SE/EAU/94/8 |