1 | The state of the water environment : six year trends report |
2 | Pesticides in the aquatic environment 1994 : report of the Environment Agency |
3 | Pesticides in the aquatic environment 1996 |
4 | Pesticides in the aquatic environment : regional data appendix : prepared by the National Centre for Toxic and Persistent Substances (TAPS) |
5 | Pesticides in the aquatic environment 1997 : executive summary |
6 | Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales |