51 | Algae demonstrations in the lab |
52 | The Agency's conservation duties (SD2) |
53 | Water in the Thetford area
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54 | The Development of LandSim 2.5 |
55 | Meanders in the Amazon River |
56 | Air quality and the environment |
57 | The registration of waste carriers |
58 | The Dee regulation scheme (bilingual) |
59 | The tidal Thames : fact file |
60 | Protecting the Lincolnshire Wash coast |
61 | River in the Dourdogne region |
62 | Road transport and the environment |
63 | The anti-poaching measures contained in the Salmon Act 1986 |
64 | Historic overview of the sea trout collapse in the West of Ireland |
65 | Advertisement for the Letting of The Ferry Inn |
66 | The measurement and evaluation of the exploitation of Atlantic salmon |
67 | Managing the Humber Estuary : the Environment Agency's approach |
68 | The implications of climate change for the National Rivers Authority (Report 12) |
69 | The development of the Gammarus pulex feeding rate Bioassay |
70 | Technical Summary - Alternative Approaches to Assessing the Aesthetic Quality of the Environment |
71 | Data on the effects of Parathion in the freshwater environment |
72 | The state of the water environment : six year trends report |
73 | 1967 - Building the bedroom block in the IBP compound at L. George |
74 | 1967 - Singh's men building the extension block in the IBP compound. |
75 | Preventing the spread of crayfish plague in the South West |