151 | Phosphate in the cut-off channel |
152 | Lake Mutanda in the Kigezi District |
153 | Lake Mutanda in the Kigezi District |
154 | The Conservation of Atlantic Salmon Habitat |
155 | Protecting native crayfish in the Midlands |
156 | Diffuse pollution and the water framework directive |
157 | Fish, fisheries and the Water Framework Directive |
158 | Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream |
159 | Biological investigation of the Common Lake Stream |
160 | Monitoring the trophic state of reservoirs
|
161 | Evaluation of the Close Season in Canals |
162 | Water Quality of the Humber Estuary 1986 |
163 | Fishery survey of the Horner Water catchment |
164 | Endocrine Disruption in the Marine Environment |
165 | Drought in the South : in depth |
166 | Duties and powers of the Environment Agency |
167 | Freshwater Algal Flora of the British Isles |
168 | Green Household Index - The Eco-Cal |
169 | Guardians of the water environment (bilingual document) |
170 | Pesticides in the aquatic environment 1996 |
171 | The Restoration of Vegetation on Saltmarshes |
172 | The river Aire conservation within the catchment : a summary of survey methods and information held on the wildlife of the river Aire catchment |
173 | Environmental issues in the Midlands 1995/96 |
174 | A Review of the Application of |
175 | Ecology and the Water Framework Directive |