151 | Data on the effects of Parathion in the freshwater environment |
152 | Economic elements of the Environment Agency's implementation of the Water Framework Directive |
153 | Assessing the Impact of Agricultural Pesticides in the Aquatic Environment: Phase II |
154 | Pollution prevention in the '90's : the positive approach |
155 | The distribution of nutrients and phytoplankton in the North-East Irish Sea |
156 | Water resources for the future : a strategy for the East Midlands |
157 | Water resources for the future : a strategy for the West Midlands |
158 | Water resources for the future : a strategy for the West Midlands |
159 | Hydrometry : the science of measuring the water cycle |
160 | A report on the investigation of the Taff litter problem |
161 | Water resources for the future : a strategy for the East Midlands |
162 | The investigation of the Taff litter problem : report no. PL/EAE/89/2 |
163 | An investigation into the effect of Farnham STW on the River Wey |
164 | The effect of the voluntary initiative on water quality |
165 | Report on the 1995 stock assessment of the Douglas catchment |
166 | The restoration of the River Ver : the success story of a collaborative project between the National Rivers Authority, Three Valleys Water and the Ver Valley Society |
167 | A good deal for water : the view of the Environment Agency, the Countryside Council for Wales and English Nature on the priorities for the environment that require action by water companies |
168 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
169 | The control of phosphorus in the catchment of the rivers Ant and Bure : interim report for period January - December 1992 |
170 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
171 | The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition |
172 | An investigation into the flow interactions between the Spilsby Sandstone and the overlying aquifers of East Lincolnshire |
173 | The modelling of water quality in the nitrate sensitive areas of the North Lincolnshire Wolds, Sleaford and Aswarby |
174 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
175 | The Environment Agency's response to the House of Commons Environment Committee report on the environmental impact of cement manufacture |