526 | Investigation into the cause of high phenols in Budleigh Brook (1998) |
527 | Leachate Monitoring For The Brogborough Test Cell Project |
528 | Time of travel on the [River] Chertsey Bourne under low flow conditions |
529 | Non-compliance of the Bidwell Brook with river quality objectives |
530 | An investigation into the sewage system and storm overflow at Beer (1997) |
531 | Flood warning information for the Hertfordshire/Essex border : River Stort catchment |
532 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
533 | An environmental snapshot for the Anglian region 2003 |
534 | Sustainable urban drainage : an introduction : protecting the quality of our environment |
535 | Snapshots of the environment : managing our freshwater fisheries |
536 | The effects of fishing at low water levels |
537 | 1967 - George and Gideon cutting mbati for the bedroom block. |
538 | 1967 - Quakers arriving on the shore of L.George. |
539 | First annual review of the Taw/Torridge estuary catchment management plan (1996)
|
540 | Suffolk estuarine strategies : Blyth estuary strategy : introduction to the strategy |
541 | Method for the assessment of river water quality using benthic macroinvertebrates |
542 | Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide |
543 | The National Groundwater and Contaminated Land Centre (NGWCLC) |
544 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
545 | The greening of Grasmere: its plankton periodicity in 1988 |
546 | A strategic review of the petroleum refinery Industry Sector |
547 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |
548 | Contribution of small streams to potential fish production in the Conwy catchment |
549 | NRA strategy for reducing the concentration of pesticides in controlled waters |
550 | Low-cost modifications of the Crump weir to improve fish passage |