4451 | Groundwater-surface Water Interactions in the Hyporheic Zone |
4452 | Time of travel on the River Lee under high and medium flow : appendix b : time of travel on the small River Lee |
4453 | The management of the water resources of the Little Ouse groundwater unit |
4454 | Special wastes : a technical guidance note on their definition and classification. Vol 1 : legislation framework and assessment methodology |
4455 | Dee stock assessment programme : annual report 1989 - 1991 |
4456 | River Yealm catchment river water quality classification 1991 |
4457 | Programme Area reviews of research and development : report on a review of R and D in Flood Defence Operational Management (Note 355) |
4458 | River catchment planning guidelines report : February 1990 |
4459 | Development of Environmental Standards (Water Resources) Stage 3: Environmental Standards |
4460 | Development of a Decision Support system for a risk-based approach to catchment, estuary and coastal flood management planning (MDSF2). Part 1: Inception Stage |
4461 | Regional water quality monitoring and surveillance programme for 1992 : quality assessment of river waters |
4462 | River water quality in the Midlands 1994/95 : water quality summary data |
4463 | The Ecology and Conservation of the Southern Damselfly (Coenagrion mercuriale - Charpentier) in Britain |
4464 | South Lincolnshire limestone aquifer : sealing of wild boreholes : final report |
4465 | Model Procedures for the Management of Land Contamination |
4466 | National Rivers Authority finance manual : financial memorandum; scheme of delegation, guidance on purchasing policy |
4467 | River Glen : river channel assessment : annex B : an analysis of invertebrate records for the River Glen 1976-1991 |
4468 | An investigation into the flow interactions between the Spilsby Sandstone and the overlying aquifers of East Lincolnshire |
4469 | The hydrogeological classification of superficial clay : the hydrogeological characterisation of glacial till and glacio-lacustrine sediments in Shropshire |
4470 | Roadford operational and environmental study : draft final report : Volume 3 : annex D ecology, annex E recreation |
4471 | Remote sensing and baseline monitoring of the coastal waters of England and Wales 1992-1993 : a survey report |
4472 | Applications Of Artificial Intelligence For The Biological Surveillance Of River Quality |
4473 | Erosion of forest roads due to natural and man induced processes : progress report for period October - December 1992 |
4474 | A desk study of the available information on wintering waterfowl feeding in the Wash, Lincolnshire and Norfolk |
4475 | A review of polyelectrolytes to identify priorities for EQS Development |