3526 | Information [on the NRA Anglian Region] |
3527 | Policy and practice for the protection of floodplains |
3528 | Front Cover of Turbulence in Lakes and Rivers |
3529 | Maidenhead, Windsor and Eton flood alleviation scheme water quality study : final report appendices |
3530 | Ecdyonurus insignis |
3531 | Diagnostic Drawing: Chrysophyceae, |
3532 | Diagnostic Drawing: Conjugales desmids, |
3533 | Herbarium Image: Arenaria serpyllifolia |
3534 | Diagnostic Drawing: Cryptophyceae, |
3535 | Diagnostic Drawing: Cyanobacteria, |
3536 | Guardian of the water environment |
3537 | Drought : the dry facts |
3538 | Heptagenia fuscogrisea |
3539 | South West Region Plan Summary 1991/1992 |
3540 | Preventing the spread of crayfish plague in the South West |
3541 | Diagnostic Drawing: Cyanobacteria associated with tufa, |
3542 | Electron Microscope Image: Asterionella parasitised by Chytrid microfungus |
3543 | A map of the Queen Elizabeth National Park and the area in which the IBP L. George team were situated from late 1966 to 1972. |
3544 | National Rivers Authority 1993/94 corporate plan and forward look to 1996/97 : summary |
3545 | Daily topsoil mineral nitrogen: AC0116, Dumfries, 2011 |
3546 | Background soil mineral nitrogen: AC0101, Nottinghamshire, 2008 |
3547 | Past achievements, present activities, future vision : annual review and summary accounts 1994-95 |
3548 | Leven Estuary project : fisheries component, final report |
3549 | Second annual review of the Seaton, Looe and Fowey catchment management plan |
3550 | Water pollution incidents in England and Wales 1996 |