1 | Committed to the environment : a report from the committees of the Environment Agency's Southern Region for the year 1999/00 |
2 | The Blackwater River catchment management plan : first annual review 95/96 : Draft Document |
3 | Policy and practice for the protection of groundwater : Southern region appendix |
4 | Impact of watercress cultivation on river water quality- Progress report for the period January- December 1987 |