1251 | Investigating the effect of changing retention time in natural and artificial water bodies: Simulations using PROTECH-D |
1252 | NRA Thames region : audit surveys 1991/92 : a report on the re-surveys of selected reaches of river following maintenance dredging |
1253 | Progress in water supply planning : the Environment Agency's review of water company water resources plans : a submission to Government |
1254 | Database and atlas of aquatic vascular plants in the British Isles : part 2 : distribution maps (352/2/N and Y) |
1255 | Proposed decision for the future regulation of disposals of radioactive waste from British Nuclear fuels plc Sellafield : supporting information |
1256 | Development of data and information sources on Natura 2000 estuarine sites in the north west : Morecambe Bay : final report |
1257 | An overview of the IBP compound when building was finished (generator located in disused house in front). |
1258 | Nature's way : a guide to surface water best management practices, the effective and economic answer to non-point source pollution |
1259 | The Development of a Methodology to Assess Population Doses from Multiple Sources and Exposure Pathways of Radioactivity |
1260 | Light scattering in sewage effluent: a study of the effects of angle of scatter an common light sources |
1261 | Front Cover of A Key to the British Fresh- and Brackish-Water Gastropods, with Notes on their Ecology |
1262 | Micro low flows average and low flows estimation in the SW region : validation of regional version 1.3 software |
1263 | The faunal richness of headwater streams. Stage 3 : impact of agricultural activities. Volume 2 : appendices (Note 392) |
1264 | Water resources for the future : a strategy for Wales (Bilingual) : Adnoddau dwr ar gyfer y dyfodol (Bilingual) |
1265 | Guidance to agency officers on the provision of technically competent management (multiple sites) at licensed waste facilities |
1266 | An investigation into the best method to combine national and local data to develop site-specific critical loads |
1267 | Mercury and methylmercury in the river Yare, Norfolk (1986 - 1992) (OI/420/8/A annex) : annex to main report |
1268 | Letter of confirmation of geophysical surveys made in conjunction between Professor G.E.G. Sargent and the FBA 1983-1987 |
1269 | Audit of priority species of rivers and wetlands : Bittern Botaurus stellaris in South Hampshire and the Isle of Wight |
1270 | Investigation into algal bloom conditions in three fresh water ponds located at the Miniature Pony Centre, Mortonhampstead (1996) |
1271 | Investigation into failures of the River Dalch from Canns Mill Bridge to below Lapford sewage treatment works (2001) |
1272 | Development of data and information sources on Natura 2000 estuarine sites in the North West : Duddon Estuary : final report |
1273 | The development of macroinvertebrate keys using TWINSPAN classification : a manual for NRA biologists (001/10/W) : draft final report |
1274 | Micro low flows average and low flow estimation in the SW region : validation of version 1.2 software |
1275 | River Stour (2), Sudbury : report of a river corridor survey carried out for the National Rivers Authority, Anglian region |