551 | The use of herbicides in or near water |
552 | Status of rare fish : literature review of Freshwater Fish in the UK |
553 | Distribution of Azolla in the Great Ouse catchment |
554 | Investigation into the cause of high phenols in Budleigh Brook (1998) |
555 | Leachate Monitoring For The Brogborough Test Cell Project |
556 | Time of travel on the [River] Chertsey Bourne under low flow conditions |
557 | Regional fishing guide : a guide to day ticket waters in the Midlands |
558 | Non-compliance of the Bidwell Brook with river quality objectives |
559 | An investigation into the sewage system and storm overflow at Beer (1997) |
560 | Flood warning information for the Hertfordshire/Essex border : River Stort catchment |
561 | River Axe Fish Study - Evaluation of Fish Movements in the Estuary |
562 | An environmental snapshot for the Anglian region 2003 |
563 | Sustainable urban drainage : an introduction : protecting the quality of our environment |
564 | Identification of water quality problems in the Strat and Neet catchments |
565 | The effects of fishing at low water levels |
566 | 1967 - George and Gideon cutting mbati for the bedroom block. |
567 | 1967 - Quakers arriving on the shore of L.George. |
568 | First annual review of the Taw/Torridge estuary catchment management plan (1996)
|
569 | Method for the assessment of river water quality using benthic macroinvertebrates |
570 | Development of Operational and Policy Guidance on the Use of Hydrogen Peroxide |
571 | The National Groundwater and Contaminated Land Centre (NGWCLC) |
572 | The evaluation of a Philips ammonium ion selective electrode (220/14/T) |
573 | The greening of Grasmere: its plankton periodicity in 1988 |
574 | A strategic review of the petroleum refinery Industry Sector |
575 | Guidelines for river corridor surveys in the NRA : February 1992. draft 3 |