5451 | River pack : information sheets about the NRA and the water environment |
5452 | Silage effluent |
5453 | The Dee regulation scheme (bilingual) |
5454 | The Derwent catchment (river factfiles) |
5455 | The Hull catchment (river factfiles) |
5456 | The Northumberland catchment (river factfiles) |
5457 | The River Alt : fact file |
5458 | The River Arun : fact file |
5459 | The River Mersey : fact file |
5460 | The Swale, Ure and Ouse catchment (river factfiles) |
5461 | The Tame catchment (NRA Severn-Trent 67) |
5462 | The Tees catchment (river factfiles) |
5463 | River Wear catchment management plan : action plan |
5464 | The Teme catchment |
5465 | The Wear catchment (river factfiles) |
5466 | FRONTIERS evaluation of radar-based rainfall and river flow forecasts April 1992 to March 1993 |
5467 | The floods in Boscastle and North Cornwall 16 August 2004 |
5468 | Weather radar and flood warning services |
5469 | Further investigation of the pilot borehole at Bean's Lane, Wortham (94/7/912) : September 1994 |
5470 | IMPACTS - Interactive Monitoring using Prediction and Classification Techniques - A Review of Monitoring Tools and Datasets Relating to Freshwater Environments |
5471 | Database and atlas of aquatic vascular plants : phase 2 (352/1/N) : interim report |
5472 | PRAIRIE(tm) Guidance |
5473 | 1993 control area analysis results |
5474 | Anglian radar information project : report no. 5 : quantitative precipitation estimation with weather radar : problems and solutions for the National Rivers Authority |
5475 | Comparison of ecolgical data |