76 | Guide to groundwater vulnerability mapping in England and Wales |
77 | Groundwater recharge in urban areas |
78 | Policy and practice for the protection of groundwater |
79 | Groundwater storage in British aquifers: chalk. Appendices |
80 | National Groundwater and Contaminated Land Centre annual report 1997-1998 |
81 | National Groundwater and Contaminated Land Centre annual report 1999/2000 |
82 | Policy and practice for the protection of groundwater : regional appendix Welsh region |
83 | A Strategic Review Of Sheep Dipping |
84 | National Groundwater and Contaminated Land Centre annual report 2000/2001 |
85 | Rising groundwater levels in the chalk - basal sands aquifer of the central london basins |
86 | Policy and practice for the protection of groundwater - NRA leaflet |
87 | Environmental issues in the Midlands 1995/96 |
88 | Methods for the prediction of the impact of groundwater abstraction on East Anglian wetlands (WD/95/SR) |
89 | Essex groundwater investigation : project initiation document |
90 | The fuel additive MTBE - a groundwater protection issue? |
91 | Low flow estimation in artificially influenced catchments : interim report December 1992 |
92 | Hydrodat : groundwater monitoring database system. Guidelines |
93 | Framework for national groundwater quality reporting technical report |
94 | An investigation into the flow interactions between the Spilsby Sandstone and the overlying aquifers of East Lincolnshire |
95 | Protection of the Water Environment using Balancing Facilities |
96 | Policy and practice for the protection of groundwater : Southern region appendix |
97 | The disposal of sheep dip waste (R and D Report 11) : effects on water quality |
98 | Strategy for groundwater investigations and modelling : Anglian Region |
99 | Pesticides in major aquifers (Report 17) |
100 | Groundwater protection zones : methodology and definition of protection zones (Bilingual) : Parthau gwarchod dwr daear : methodoleg a difiniad o'r parthau gwarchod |