4176 | Technical services available to NRA staff |
4177 | Land drainage consent report : investigation of the conservation input into land drainage consents |
4178 | Guidance on the Assessment of Cause and Effect in Ecological Risk Assessment |
4179 | Flood defence levels of service : stage 2 annex B (Note 127) : land use assessment |
4180 | The rehabilitation of the River Taff |
4181 | Electron Microscope Image: Filament of Oscillatoria being ingested by the ciliate Nassula tumida |
4182 | The government's policy for a public regulatory body in a privatised water industry |
4183 | Bideford flood plan : public information leaflet |
4184 | Upper Lee catchment management plan : final plan : September 1994 |
4185 | Restoration of Riverine Trout Habitats - A Guidance Manual |
4186 | Land Use and Fisheries: Results of Sediment Trapping in Artificial Salmon Redds, Winter 1999/2000 |
4187 | Applictions of Artificial Intelligence in River Quality Surveys |
4188 | EU Habitats and Birds Directives. Guidance for the review of Environment Agency permissions: determining relevant permissions and "significant effect" |
4189 | Wetlands for Wales : a strategy for the third millenium |
4190 | Salmon and sea trout catch statistics 1989 |
4191 | Sea defence survey |
4192 | Humber Estuary Action Plan |
4193 | Rehabilitation of coastal structures : progress report for period, 1st March - 14th April 1992 |
4194 | MTBE as a contaminant with field data on a release of unleaded fuel in an unconfined fractured aquifer |
4195 | Review of Natural Resource Plans and Development Programmes |
4196 | Training scheme for civil engineers |
4197 | Lincolnshire Northern chalk aquifer management proposals |
4198 | Water wise : awards for Sussex schools |
4199 | Diagnostic Drawing: Oedogoniales, |
4200 | Preliminary investigations into analysis of stressed bacteria |