826 | Herbicides for use in or near the aquatic environment: Priorities for Environmental Quality Standards Development |
827 | Manual for the use of herbicides in or near water : April 1993 : final draft report |
828 | Direct toxicity assessment : a step towards better environmental protection within the UK : business strategy |
829 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
830 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
831 | Devon area internal report - measurement of dissolved oxygen levels in the Dart estuary - March 1996 |
832 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
833 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
834 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |
835 | The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T) |
836 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
837 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
838 | Definition of terms used in the assessment information management system (AIMS) : guidance note 5 |
839 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
840 | Analysis of bacteriological contamination and accumulation of metals and organics in the mussel (Mytilus edulis) |
841 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
842 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
843 | Scope for growth and levels of contaminants in mussels from the Wash. Phase 2 |
844 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2012 |
845 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2011 |
846 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk B in 2013 |
847 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk D in 2012 |
848 | YSI, turbidity and stage data for the Wensum Demonstration Test Catchment's monitoring kiosk C in 2013 |
849 | Recorded rainfall data from Rain Gauge 6 in the Wensum Catchment between 2010-2015 |
850 | Recorded rainfall data from Rain Gauge 3 in the Wensum Catchment between 2010-2015 |