5101 | Dinobryon, |
5102 | Factors Affecting Coarse Fish Recruitment: Phase II - Examination and Analysis of Existing Environment Agency Data |
5103 | Hydrometric report and catalogue 1990 : National Rivers Authority, Severn-Trent Region |
5104 | Un-ionised ammonia in north west estuaries using 1992/3 data |
5105 | Biosensors for environmental monitoring : a review of capabilities and strategies for the future : consultant's report to the NRA |
5106 | Greenhouse effect : current knowledge and implications for South West England |
5107 | Greenhouse effect : current knowledge and implications for South West England : summary |
5108 | Hydrogen Peroxide Dosing Trials, Lea Marston, 18 and 19 March 1996 |
5109 | Coastal baseline survey 1990-93. Part 1 : nutrients |
5110 | Environmental Quality Standards for Dissolved Oxygen |
5111 | The evaluation of a pHOX model 962 hand-held dissolved oxygen meter (220/28/T) |
5112 | The evaluation of a WTW model OXI 196 hand-held dissolved oxygen meter (220/29/T) |
5113 | The evaluation of a YSI model 58 hand-held dissolved oxygen meter (220/24/T) |
5114 | The evaluation of an ABB Kent-Taylor model 7135 hand-held dissolved oxygen meter (220/30/T) |
5115 | Determining The Causes Of 'Apparent Eutrophication' Effects |
5116 | Loe Pool urban waste water treatment directive sensitive area (eutrophic) designation : final draft report |
5117 | River nar eutrophication study aquatic macrophyte survey |
5118 | Pilot environmental audit : NRA Leigh, Tonbridge, district office : southern region |
5119 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
5120 | Flood directory East Sussex Local Authority area |
5121 | River Medway : a user's guide |
5122 | Masonry bunds for oil storage tanks |
5123 | Alt Crossens action plan : October 1996 |
5124 | Analytical Methods for Cationic Polyacrylamides at Levels of Environmental Significance |
5125 | Audit report on the 1995 GQA biological survey |