151 | Cryptosporidium in river waters: inception of the study |
152 | The Restoration of Floodplain Woodlands in Lowland Britain |
153 | Discharge consent and compliance policy : a blueprint for the future |
154 | The Warwickshire Avon catchment management plan : consultation report : March 1994 |
155 | Water quality 2000 : a strategy for the water quality function |
156 | The Tame catchment management plan : consultation report summary : January 1996 |
157 | The Warwickshire Avon catchment management plan : final plan : October 1994 |
158 | Macroinvertebrates of the River Nar : Great Ouse catchment : draft report |
159 | The Ely Ouse catchment management plan : final plan : January 1994 |
160 | Guide to the use of control charts in water analysis |
161 | Development of an Estuarine Classification Scheme for the Water Framework Directive |
162 | River quality in England and Wales : a report of the 1990 survey |
163 | Snapshots of the environment : understanding coastal water quality |
164 | River water quality in the Midlands 1994/95 : water quality summary data |
165 | Metallothionein in eels from the Thames Estuary : an indicator of environmental quality |
166 | Strategy for the use of field instrumentation in water quality monitoring |
167 | The Influence of Variations in Flow on General Quality Assessment of Rivers |
168 | An assessment of the NRA algal growth inhibition test : 1993/4 |
169 | The Mersey estuary : a report on environmental quality |
170 | 'Sea Vigil' water quality monitoring : the East coast 1992-1993 |
171 | Stream survey and assessment in the Ashford and Folkestone areas |
172 | Toxic blue-green algae : a report by the National Rivers Authority |
173 | Results of the NRA Welsh regional marine bioaccumulation programme 1991-1993 : SE/EAU/94/8 |
174 | The 1990 river and estuary classification survey of England and Wales |
175 | Water quality in Anglian Region : the first five years |