651 | A second stage evaluation of the Grant YSI3815 Water Logger |
652 | Audit report on the 1995 GQA biological survey |
653 | Final report of the Stock Assessment Task Group |
654 | A report on the use of pesticides at two Hampshire watercress farms |
655 | Fact sheet for the RBCA tool kit for chemical releases |
656 | The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall |
657 | Some guidance on the use of digital environmental data |
658 | An investigation of sewage on the beach at Porthcothan |
659 | Assessing and controlling the ecotoxicity of complex effluents |
660 | Charging for discharges scheme : guidance to the engineering industry |
661 | Charging for discharges scheme : guidance to the power generation industry |
662 | A survey of ferruginous minewater impacts in the Welsh coalfields |
663 | A survey of ferruginous minewater impacts in the Welsh coalfields |
664 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
665 | Eel and elver studies in the Severn : interim report (256/6/ST) |
666 | Fishery survey of the Bridgwater and Taunton Canal |
667 | A guide to sustainable urban drainage : protecting the quality of our environment |
668 | Air dispersion climate from the Castle Cement works at Ribblesdale |
669 | Estuarial migration of Atlantic salmon in the river Dee (North Wales) |
670 | A Review Of The Impact Of Microbiological Contaminants In Groundwater |
671 | Doe Lea restoration study : the work of WRc |
672 | Environmental screening for the Merseyside objective 1 programme : environmental screening guidelines |
673 | The NRA in business : annual review and summary accounts 1993-94 |
674 | Cyanobacteria (blue-green algae) in the south west region 1989 |
675 | Toxic blue-green algae : a report by the National Rivers Authority |