3376 | Rhithrogena haarupi |
3377 | Potamophylax latipennis case, |
3378 | River Piddle Spring 2008 |
3379 | The story of a river : Ripples 1 |
3380 | Compliance with regulations concerning public procurement |
3381 | The Development of a Methodology to Assess Population Doses from Multiple Sources and Exposure Pathways of Radioactivity |
3382 | National Rivers Authority river quality survey GQA assessment 1993 Nothumbria and Yorkshire Region. Part 1 Reach classification : Freshwater rivers and canals |
3383 | River catchments and county boundaries in England and Wales |
3384 | NRA 1995/96 annual conservation, access and recreation report [regional reports] |
3385 | Herbarium Image: Carex flacca |
3386 | Recreation strategy for the River Thames |
3387 | East coast floods 1953 : 50th anniversary : Lincolnshire |
3388 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
3389 | Progress on water storage and transfer strategy |
3390 | Motor fuel components: environmental occurrence and potential future risks |
3391 | Development of AVHRR/GIS methodology for snow area depth monitoring (207/7/N) |
3392 | Rivers Sid and Otter catchment management plan : 2nd annual review |
3393 | Turbidity and plant growth in large slow-flowing lowland rivers. Progress Report: October 1989- March 1990 |
3394 | The greening of Grasmere: its plankton periodicity in 1988 |
3395 | River Kennet catchment management plan : third annual review (July 1996 - July 1997) : second and final draft |
3396 | Wetlands partnership activity report 2000-2003 |
3397 | Light scattering in sewage effluent: a study of the effects of angle of scatter an common light sources |
3398 | River Lynher catchment river water quality classification 1991 |
3399 | Adur and Ouse : action plan : February 2000 |
3400 | Winter status and distribution of cormorants, goosanders and red-breasted mergansers in Great Britain with specific reference to the North West NRA Region |