3551 | Herbarium Image: Achillea ptarmica |
3552 | New style charging schemes for discharges and abstractions (Note 16) |
3553 | Proposed scheme of abstraction charges 1993-94 |
3554 | Flood risk management in North Wessex area : be prepared for flooding |
3555 | The National Rivers Authority employee attitude survey : summary |
3556 | The Use of a Hydroacoustic Counter for Assessing Salmon Stocks |
3557 | Factors affecting natural smolt production |
3558 | The disposal of sheep dip waste (R and D Report 11) : effects on water quality |
3559 | Dugesia tigrina, |
3560 | Herbarium Image: Potamogeton berchtoldii |
3561 | Diagnostic Drawing: Chaetophora and related genera, |
3562 | Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A) |
3563 | Restoration of riverine fisheries habitats - progress report for period October 1991 - March 1992 |
3564 | Pesticides in the aquatic environment 1997 : executive summary |
3565 | Diagnostic Drawing: Codiaceae, |
3566 | Fertiliser application dates: AC0213, Northumberland, 2012 |
3567 | River quality classification 1985-1990 : reasons for non-compliance |
3568 | Investigation of the impact on water quality of the SWW Teign estuary sewerage trenching activity |
3569 | Weather data: AC0213, Devon, 2011 |
3570 | The Opening Ceremony of The River Laboratory |
3571 | Herbarium Image: Achillea ptarmica |
3572 | Cover of A Key to the Adults and Nymphs of the British Stoneflies (Plecoptera), with Notes on their Ecology and Distribution |
3573 | Monitoring Changes in Regional Ground Level, Using High Precision GPS |
3574 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk F |
3575 | Herbarium Image: Andromeda polifolia |