| 4901 | North Devon streams : first annual review, October 1998 |
|---|
| 4902 | Proposed water protection zone (River Dee catchment) designation order |
|---|
| 4903 | Fertiliser application dates: AC0116, Warwickshire, 2013 |
|---|
| 4904 | Audit of priority species of rivers and wetlands : Southern Damselfly Coenagrion mercuriale in South Hampshire and the Isle of Wight |
|---|
| 4905 | River Adur : fact files 6 |
|---|
| 4906 | Strategic review of development and flood risk : Louth coastal catchments |
|---|
| 4907 | Dinobryon Species |
|---|
| 4908 | Policy and practice for the protection of groundwater - Anglian Region appendix |
|---|
| 4909 | Conservation fact file (3/9) |
|---|
| 4910 | Use of airborne remote sensing to assist with industrial site monitoring risk assessment and detection of change : final draft |
|---|
| 4911 | Fisheries statistics 1996 : salmonid and freshwater fisheries statistics for England and Wales |
|---|
| 4912 | Managing water resources NRA |
|---|
| 4913 | National Rivers Authority annual report and accounts 1990/91 |
|---|
| 4914 | River Severn upper reaches catchment management plan : first annual review : July 1995 - June 1996 |
|---|
| 4915 | Technical Summary - Quantifying Point Source Inputs of Pesticides to River Catchments |
|---|
| 4916 | 1996 Hit Lists, Final Draft Annex 1A High Load Hit List |
|---|
| 4917 | Rhyzophydium |
|---|
| 4918 | North West recreation, biology and conservation annual report 2000-2001 |
|---|
| 4919 | River Welland navigation |
|---|
| 4920 | The effects of ammonia in discharges from Hogsmill Valley sewage treatment works on the water quality of the River Thames at Teddington |
|---|
| 4921 | The Identification of Oestrogenic Effects in Wild Fish |
|---|
| 4922 | Environmental appraisal of Derwentwater low water levels : Volume 1 : hydrological and geological study |
|---|
| 4923 | Social impacts of stormwater management techniques including river management and SUDS |
|---|
| 4924 | Ecdyonurus dispar |
|---|
| 4925 | Annual N2O measurements and associated data: AC0213, Devon, 2011 |
|---|
