| 5326 | Environmental quality standards to protect identified uses of controlled waters |
|---|
| 5327 | Herbarium Image: Luzula pilosa |
|---|
| 5328 | Herbarium Image: Tofieldia pusilla |
|---|
| 5329 | Herbarium Image: Luzula spicata |
|---|
| 5330 | Herbarium Image: Tofieldia pusilla |
|---|
| 5331 | Herbarium Image: Carex bigelowii |
|---|
| 5332 | Herbarium Image: Carex arenaria |
|---|
| 5333 | Herbarium Image: Elodea sp. |
|---|
| 5334 | Herbarium Image: Carex aquatilis |
|---|
| 5335 | Herbarium Image: Persicaria amphibia |
|---|
| 5336 | Herbarium Image: Persicaria amphibia |
|---|
| 5337 | Herbarium Image: Persicaria hydropiper |
|---|
| 5338 | Herbarium Image: Eleocharis palustris |
|---|
| 5339 | Herbarium Image: Persicaria amphibia |
|---|
| 5340 | Herbarium Image: Schoenoplectus lacustris |
|---|
| 5341 | Herbarium Image: Schoenoplectus tabernaemontani |
|---|
| 5342 | Best Management Practices to Reduce Diffuse Pollution from Agriculture |
|---|
| 5343 | A report on the use of pesticides at two Hampshire watercress farms |
|---|
| 5344 | A field guide to the British seaweeds : as required for assistance in the classification of water bodies under the Water Framework Directive |
|---|
| 5345 | Radiation Experiments on Aquatic Organisms |
|---|
| 5346 | Impact Of Conifer Harvesting And Replanting On Upland Water Quality |
|---|
| 5347 | Fact sheet for the RBCA tool kit for chemical releases |
|---|
| 5348 | A draft code of practice for analytical quality control in National Rivers Authority laboratories |
|---|
| 5349 | Control samples for ph determination in low ionic strength waters |
|---|
| 5350 | Proposals to introduce operator monitoring assessment for emissions to air from processes regulated under integrated pollution control : consultation paper |
|---|
