3651 | Switch mechanisms between alternative stable states in freshwater communities (01/574/1/A) |
3652 | River habitats in England and Wales : a national overview : river habitat survey report no 1 |
3653 | Effects of Canoeing on Fish Stocks and Angling |
3654 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
3655 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Lincolnshire; |
3656 | A Review of Grayling Ecology, Status and Management Practice Recommendations for Future Managemetn in England and Wales |
3657 | Teddington flow survey 1989 |
3658 | Assessing the impact of dewatering on water resources |
3659 | The use and design of oil separators in surface water drainage systems |
3660 | The utilisation of stick-pile otter holts in south east Wales |
3661 | Pesticides in the aquatic environment : report of the National Rivers Authority, prepared by the National Centre for Toxic and Persistant Substances (TAPS) |
3662 | Evaluation of FRONTIERS accumulation forecasts in the NRA Thames and North West regions : final report of the Joint Met |
3663 | River Usk barrage position statement, 4th August 1993 |
3664 | The River Ash : enhancement project |
3665 | UK Sewage Sludge Survey |
3666 | Substitute Liquid Fuels Used In Cement Kilns - Life Cycle Analysis |
3667 | Environmental pilot audit : National Rivers Authority Anglian region central area : Brampton Huntingdon |
3668 | Improving the Environment Agency's contribution to wetland bird populations |
3669 | The Waterways Bird Survey |
3670 | Groundwater-surface Water Interactions in the Hyporheic Zone |
3671 | Time of travel on the River Lee under high and medium flow : appendix b : time of travel on the small River Lee |
3672 | The management of the water resources of the Little Ouse groundwater unit |
3673 | Special wastes : a technical guidance note on their definition and classification. Vol 1 : legislation framework and assessment methodology |
3674 | River Yealm catchment river water quality classification 1991 |
3675 | Endocrine disruption horizon scanning: priority and new endocrine disrupting chemicals |