| 5726 | Environmental quality standards to protect identified uses of controlled waters |
|---|
| 5727 | Herbarium Image: Luzula pilosa |
|---|
| 5728 | Herbarium Image: Tofieldia pusilla |
|---|
| 5729 | Herbarium Image: Luzula spicata |
|---|
| 5730 | Herbarium Image: Tofieldia pusilla |
|---|
| 5731 | Herbarium Image: Carex bigelowii |
|---|
| 5732 | Herbarium Image: Carex arenaria |
|---|
| 5733 | Herbarium Image: Elodea sp. |
|---|
| 5734 | Herbarium Image: Carex aquatilis |
|---|
| 5735 | Herbarium Image: Persicaria amphibia |
|---|
| 5736 | Herbarium Image: Persicaria amphibia |
|---|
| 5737 | Herbarium Image: Persicaria hydropiper |
|---|
| 5738 | Herbarium Image: Eleocharis palustris |
|---|
| 5739 | Herbarium Image: Persicaria amphibia |
|---|
| 5740 | Herbarium Image: Schoenoplectus lacustris |
|---|
| 5741 | Herbarium Image: Schoenoplectus tabernaemontani |
|---|
| 5742 | Best Management Practices to Reduce Diffuse Pollution from Agriculture |
|---|
| 5743 | A report on the use of pesticides at two Hampshire watercress farms |
|---|
| 5744 | A field guide to the British seaweeds : as required for assistance in the classification of water bodies under the Water Framework Directive |
|---|
| 5745 | Radiation Experiments on Aquatic Organisms |
|---|
| 5746 | Impact Of Conifer Harvesting And Replanting On Upland Water Quality |
|---|
| 5747 | Fact sheet for the RBCA tool kit for chemical releases |
|---|
| 5748 | The identification and investigation of a dinoflagellate bloom in Mounts Bay, Cornwall |
|---|
| 5749 | A draft code of practice for analytical quality control in National Rivers Authority laboratories |
|---|
| 5750 | Control samples for ph determination in low ionic strength waters |
|---|
