| 6851 | An assessment of river water quality in the River Kenn |
|---|
| 6852 | River Hayle catchment river water quality classification 1990 |
|---|
| 6853 | River Hayle catchment river water quality classification 1991 |
|---|
| 6854 | Trewinnard Manor Pond pollution incident November 1990 : draft internal report |
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| 6855 | A Strategic Review Of Sheep Dipping |
|---|
| 6856 | Contaminants entering the sea : a report on contaminant loads entering the seas around England and Wales 1990-1993 |
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| 6857 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
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| 6858 | A survey of ferruginous minewater impacts in the Welsh coalfields |
|---|
| 6859 | A simple key to canal water quality using a biological technique |
|---|
| 6860 | Investigations into the status of fisheries, biological and water quality in the River Pelenna catchment, prior to the treatment of discharges from abandoned coal mines : PL/EAW/95/3 |
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| 6861 | NRA Welsh Region South West Area Minewaters Workshop, 23 May 1995, Swansea : summary report |
|---|
| 6862 | The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report |
|---|
| 6863 | A survey of ferruginous minewater impacts in the Welsh coalfields |
|---|
| 6864 | Dioxins and the River Doe Lea : plain English report |
|---|
| 6865 | A review of the industrial uses of continuous monitoring systems : incineration processes : a report produced for NCCA and ETSU by Entec |
|---|
| 6866 | Kennet catchment : time of travel studies final report |
|---|
| 6867 | Chlorohyll and Phosphorus Classifications for UK Lakes |
|---|
| 6868 | Investigating the feasibility of using neural networks to derive chlorophyll a prediction algorithms for case 2 waters |
|---|
| 6869 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
|---|
| 6870 | Herbarium Image: Phalaris arundinacea |
|---|
| 6871 | Herbarium Image: Orobanche elatior |
|---|
| 6872 | An appraisal of the options for the structure of the water resources function in Thames Region NRA |
|---|
| 6873 | Grey tide against green marsh : sea defences in East Anglia : synopsis of proceedings of conference held at Snape on 1st November 1991 |
|---|
| 6874 | Public participation and the Water Framework Directive |
|---|
| 6875 | Hampshire salmon seminar 5th October 1993 |
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