| 4426 | Amazon River at Manaus |
|---|
| 4427 | Amazon River |
|---|
| 4428 | Rhone cut-off arm |
|---|
| 4429 | River Lot |
|---|
| 4430 | Monitored TP, TRP and nitrate concentrations, Wylye at Brixton Deverill site, Hampshire Avon catchment |
|---|
| 4431 | Monitored nitrate concentration at Ebble downstream site, Hampshire Avon catchment |
|---|
| 4432 | Cyclotella, |
|---|
| 4433 | Monitored TP and TRP concentrations at Ebble downtream site, Hampshire Avon catchment |
|---|
| 4434 | Second interim report on the environmental impacts of the drought on Yorkshire's rivers April 1995 to April 1996 |
|---|
| 4435 | Grafham Water : biological monitoring re : FeSO4 dosing supplementary report : Nov. 1992-Jan.1993 |
|---|
| 4436 | Guide to freshwater fishing in the Northern area of Anglian Region |
|---|
| 4437 | River quality survey NRA Northumbria and Yorkshire region GQA assessment 1994. Part 2 sample point report |
|---|
| 4438 | Proposed water protection zone (River Dee catchment) designation order |
|---|
| 4439 | Fertiliser application dates: AC0116, Warwickshire, 2013 |
|---|
| 4440 | River Adur : fact files 6 |
|---|
| 4441 | Dinobryon Species |
|---|
| 4442 | Use of airborne remote sensing to assist with industrial site monitoring risk assessment and detection of change : final draft |
|---|
| 4443 | Fisheries statistics 1996 : salmonid and freshwater fisheries statistics for England and Wales |
|---|
| 4444 | Managing water resources NRA |
|---|
| 4445 | Mean Trophic Rank: A User's Manual |
|---|
| 4446 | Technical Summary - Quantifying Point Source Inputs of Pesticides to River Catchments |
|---|
| 4447 | 1996 Hit Lists, Final Draft Annex 1A High Load Hit List |
|---|
| 4448 | Rhyzophydium |
|---|
| 4449 | River Welland navigation |
|---|
| 4450 | The effects of ammonia in discharges from Hogsmill Valley sewage treatment works on the water quality of the River Thames at Teddington |
|---|
